d461426922
I accidentally submitted the wrong test in the last commit in https://github.com/flutter/flutter/pull/155252 Re-uploading the correct one.
3400 lines
125 KiB
Dart
3400 lines
125 KiB
Dart
// Copyright 2014 The Flutter Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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import 'dart:ui';
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import 'package:flutter/material.dart';
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import 'package:flutter/rendering.dart';
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import 'package:flutter/services.dart';
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import 'package:flutter_test/flutter_test.dart';
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void main() {
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const String longText = 'one two three four five six seven eight nine ten eleven twelve';
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final List<DropdownMenuEntry<TestMenu>> menuChildren = <DropdownMenuEntry<TestMenu>>[];
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final List<DropdownMenuEntry<TestMenu>> menuChildrenWithIcons = <DropdownMenuEntry<TestMenu>>[];
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for (final TestMenu value in TestMenu.values) {
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final DropdownMenuEntry<TestMenu> entry = DropdownMenuEntry<TestMenu>(value: value, label: value.label);
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menuChildren.add(entry);
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}
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ValueKey<String> leadingIconKey(TestMenu menuEntry) => ValueKey<String>('leading-${menuEntry.label}');
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ValueKey<String> trailingIconKey(TestMenu menuEntry) => ValueKey<String>('trailing-${menuEntry.label}');
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for (final TestMenu value in TestMenu.values) {
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final DropdownMenuEntry<TestMenu> entry = DropdownMenuEntry<TestMenu>(
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value: value,
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label: value.label,
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leadingIcon: Icon(key: leadingIconKey(value), Icons.alarm),
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trailingIcon: Icon(key: trailingIconKey(value), Icons.abc),
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);
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menuChildrenWithIcons.add(entry);
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}
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Widget buildTest<T extends Enum>(ThemeData themeData, List<DropdownMenuEntry<T>> entries,
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{double? width, double? menuHeight, Widget? leadingIcon, Widget? label}) {
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return MaterialApp(
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theme: themeData,
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home: Scaffold(
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body: DropdownMenu<T>(
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label: label,
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leadingIcon: leadingIcon,
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width: width,
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menuHeight: menuHeight,
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dropdownMenuEntries: entries,
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),
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),
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);
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}
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Material getButtonMaterial(WidgetTester tester, String itemLabel) {
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return tester.widget<Material>(find.descendant(
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of: find.widgetWithText(MenuItemButton, itemLabel).last,
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matching: find.byType(Material),
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));
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}
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testWidgets('DropdownMenu defaults', (WidgetTester tester) async {
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final ThemeData themeData = ThemeData();
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await tester.pumpWidget(buildTest(themeData, menuChildren));
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final EditableText editableText = tester.widget(find.byType(EditableText));
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expect(editableText.style.color, themeData.textTheme.bodyLarge!.color);
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expect(editableText.style.background, themeData.textTheme.bodyLarge!.background);
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expect(editableText.style.shadows, themeData.textTheme.bodyLarge!.shadows);
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expect(editableText.style.decoration, themeData.textTheme.bodyLarge!.decoration);
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expect(editableText.style.locale, themeData.textTheme.bodyLarge!.locale);
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expect(editableText.style.wordSpacing, themeData.textTheme.bodyLarge!.wordSpacing);
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expect(editableText.style.fontSize, 16.0);
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expect(editableText.style.height, 1.5);
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final TextField textField = tester.widget(find.byType(TextField));
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expect(textField.decoration?.border, const OutlineInputBorder());
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expect(textField.style?.fontSize, 16.0);
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expect(textField.style?.height, 1.5);
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await tester.tap(find.widgetWithIcon(IconButton, Icons.arrow_drop_down).first);
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await tester.pump();
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expect(find.byType(MenuAnchor), findsOneWidget);
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final Finder menuMaterial = find.ancestor(
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of: find.widgetWithText(TextButton, TestMenu.mainMenu0.label),
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matching: find.byType(Material),
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).at(1);
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Material material = tester.widget<Material>(menuMaterial);
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expect(material.color, themeData.colorScheme.surfaceContainer);
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expect(material.shadowColor, themeData.colorScheme.shadow);
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expect(material.surfaceTintColor, Colors.transparent);
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expect(material.elevation, 3.0);
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expect(material.shape, const RoundedRectangleBorder(borderRadius: BorderRadius.all(Radius.circular(4.0))));
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final Finder buttonMaterial = find.descendant(
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of: find.byType(TextButton),
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matching: find.byType(Material),
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).last;
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material = tester.widget<Material>(buttonMaterial);
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expect(material.color, Colors.transparent);
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expect(material.elevation, 0.0);
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expect(material.shape, const RoundedRectangleBorder());
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expect(material.textStyle?.color, themeData.colorScheme.onSurface);
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expect(material.textStyle?.fontSize, 14.0);
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expect(material.textStyle?.height, 1.43);
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});
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group('Item style', () {
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const Color focusedBackgroundColor = Color(0xffff0000);
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const Color focusedForegroundColor = Color(0xff00ff00);
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const Color focusedIconColor = Color(0xff0000ff);
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const Color focusedOverlayColor = Color(0xffff00ff);
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const Color defaultBackgroundColor = Color(0xff00ffff);
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const Color defaultForegroundColor = Color(0xff000000);
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const Color defaultIconColor = Color(0xffffffff);
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const Color defaultOverlayColor = Color(0xffffff00);
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final ButtonStyle customButtonStyle = ButtonStyle(
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backgroundColor: MaterialStateProperty.resolveWith((Set<MaterialState> states) {
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if (states.contains(MaterialState.focused)) {
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return focusedBackgroundColor;
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}
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return defaultBackgroundColor;
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}),
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foregroundColor: MaterialStateProperty.resolveWith((Set<MaterialState> states) {
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if (states.contains(MaterialState.focused)) {
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return focusedForegroundColor;
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}
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return defaultForegroundColor;
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}),
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iconColor: MaterialStateProperty.resolveWith((Set<MaterialState> states) {
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if (states.contains(MaterialState.focused)) {
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return focusedIconColor;
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}
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return defaultIconColor;
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}),
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overlayColor: MaterialStateProperty.resolveWith((Set<MaterialState> states) {
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if (states.contains(MaterialState.focused)) {
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return focusedOverlayColor;
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}
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return defaultOverlayColor;
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}),
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);
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final List<DropdownMenuEntry<TestMenu>> styledMenuEntries = <DropdownMenuEntry<TestMenu>>[];
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for (final DropdownMenuEntry<TestMenu> entryWithIcons in menuChildrenWithIcons) {
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styledMenuEntries.add(DropdownMenuEntry<TestMenu>(
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value: entryWithIcons.value,
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label: entryWithIcons.label,
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leadingIcon: entryWithIcons.leadingIcon,
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trailingIcon: entryWithIcons.trailingIcon,
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style: customButtonStyle,
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));
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}
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TextStyle? iconStyle(WidgetTester tester, Key key) {
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final RichText iconRichText = tester.widget<RichText>(
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find.descendant(of: find.byKey(key), matching: find.byType(RichText)).last,
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);
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return iconRichText.text.style;
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}
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RenderObject overlayPainter(WidgetTester tester, TestMenu menuItem) {
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return tester.renderObject(find.descendant(
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of: find.widgetWithText(MenuItemButton, menuItem.label).last,
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matching: find.byElementPredicate(
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(Element element) => element.renderObject.runtimeType.toString() == '_RenderInkFeatures',
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),
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).last);
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}
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testWidgets('defaults are correct', (WidgetTester tester) async {
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const TestMenu selectedItem = TestMenu.mainMenu3;
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const TestMenu nonSelectedItem = TestMenu.mainMenu2;
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final ThemeData themeData = ThemeData();
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await tester.pumpWidget(MaterialApp(
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theme: themeData,
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home: Scaffold(
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body: DropdownMenu<TestMenu>(
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initialSelection: selectedItem,
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dropdownMenuEntries: menuChildrenWithIcons,
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),
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),
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));
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// Open the menu.
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await tester.tap(find.byType(DropdownMenu<TestMenu>));
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await tester.pump();
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final Material selectedButtonMaterial = getButtonMaterial(tester, selectedItem.label);
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expect(selectedButtonMaterial.color, themeData.colorScheme.onSurface.withOpacity(0.12));
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expect(selectedButtonMaterial.textStyle?.color, themeData.colorScheme.onSurface);
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expect(iconStyle(tester, leadingIconKey(selectedItem))?.color, themeData.colorScheme.onSurfaceVariant);
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final Material nonSelectedButtonMaterial = getButtonMaterial(tester, nonSelectedItem.label);
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expect(nonSelectedButtonMaterial.color, Colors.transparent);
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expect(nonSelectedButtonMaterial.textStyle?.color, themeData.colorScheme.onSurface);
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expect(iconStyle(tester, leadingIconKey(nonSelectedItem))?.color, themeData.colorScheme.onSurfaceVariant);
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// Hover the selected item.
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final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
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addTearDown(() async {
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return gesture.removePointer();
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});
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await gesture.addPointer();
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await gesture.moveTo(tester.getCenter(find.widgetWithText(MenuItemButton, selectedItem.label).last));
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await tester.pump();
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expect(
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overlayPainter(tester, selectedItem),
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paints..rect(color: themeData.colorScheme.onSurface.withOpacity(0.1).withAlpha(0)),
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);
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// Hover a non-selected item.
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await gesture.moveTo(tester.getCenter(find.widgetWithText(MenuItemButton, nonSelectedItem.label).last));
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await tester.pump();
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expect(
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overlayPainter(tester, nonSelectedItem),
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paints..rect(color: themeData.colorScheme.onSurface.withOpacity(0.08).withAlpha(0)),
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);
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});
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testWidgets('can be overridden at application theme level', (WidgetTester tester) async {
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const TestMenu selectedItem = TestMenu.mainMenu3;
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const TestMenu nonSelectedItem = TestMenu.mainMenu2;
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await tester.pumpWidget(MaterialApp(
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theme: ThemeData(menuButtonTheme: MenuButtonThemeData(style: customButtonStyle)),
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home: Scaffold(
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body: DropdownMenu<TestMenu>(
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initialSelection: selectedItem,
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dropdownMenuEntries: menuChildrenWithIcons,
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),
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),
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));
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// Open the menu.
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await tester.tap(find.byType(DropdownMenu<TestMenu>));
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await tester.pump();
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final Material selectedButtonMaterial = getButtonMaterial(tester, selectedItem.label);
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expect(selectedButtonMaterial.color, focusedBackgroundColor);
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expect(selectedButtonMaterial.textStyle?.color, focusedForegroundColor);
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expect(iconStyle(tester, leadingIconKey(selectedItem))?.color, focusedIconColor);
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final Material nonSelectedButtonMaterial = getButtonMaterial(tester, nonSelectedItem.label);
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expect(nonSelectedButtonMaterial.color, defaultBackgroundColor);
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expect(nonSelectedButtonMaterial.textStyle?.color, defaultForegroundColor);
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expect(iconStyle(tester, leadingIconKey(nonSelectedItem))?.color, defaultIconColor);
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// Hover the selected item.
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final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
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addTearDown(() async {
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return gesture.removePointer();
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});
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await gesture.addPointer();
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await gesture.moveTo(tester.getCenter(find.widgetWithText(MenuItemButton, selectedItem.label).last));
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await tester.pump();
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expect(
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overlayPainter(tester, selectedItem),
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paints..rect(color: focusedOverlayColor.withAlpha(0)),
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);
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// Hover a non-selected item.
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await gesture.moveTo(tester.getCenter(find.widgetWithText(MenuItemButton, nonSelectedItem.label).last));
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await tester.pump();
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expect(
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overlayPainter(tester, nonSelectedItem),
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paints..rect(color: defaultOverlayColor.withAlpha(0)),
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);
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});
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testWidgets('can be overridden at menu entry level', (WidgetTester tester) async {
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const TestMenu selectedItem = TestMenu.mainMenu3;
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const TestMenu nonSelectedItem = TestMenu.mainMenu2;
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await tester.pumpWidget(MaterialApp(
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home: Scaffold(
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body: DropdownMenu<TestMenu>(
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initialSelection: selectedItem,
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dropdownMenuEntries: styledMenuEntries,
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),
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),
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));
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// Open the menu.
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await tester.tap(find.byType(DropdownMenu<TestMenu>));
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await tester.pump();
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final Material selectedButtonMaterial = getButtonMaterial(tester, selectedItem.label);
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expect(selectedButtonMaterial.color, focusedBackgroundColor);
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expect(selectedButtonMaterial.textStyle?.color, focusedForegroundColor);
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expect(iconStyle(tester, leadingIconKey(selectedItem))?.color, focusedIconColor);
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final Material nonSelectedButtonMaterial = getButtonMaterial(tester, nonSelectedItem.label);
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expect(nonSelectedButtonMaterial.color, defaultBackgroundColor);
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expect(nonSelectedButtonMaterial.textStyle?.color, defaultForegroundColor);
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expect(iconStyle(tester, leadingIconKey(nonSelectedItem))?.color, defaultIconColor);
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// Hover the selected item.
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final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
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addTearDown(() async {
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return gesture.removePointer();
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});
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await gesture.addPointer();
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await gesture.moveTo(tester.getCenter(find.widgetWithText(MenuItemButton, selectedItem.label).last));
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await tester.pump();
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expect(
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overlayPainter(tester, selectedItem),
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paints..rect(color: focusedOverlayColor.withAlpha(0)),
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);
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// Hover a non-selected item.
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await gesture.moveTo(tester.getCenter(find.widgetWithText(MenuItemButton, nonSelectedItem.label).last));
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await tester.pump();
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expect(
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overlayPainter(tester, nonSelectedItem),
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paints..rect(color: defaultOverlayColor.withAlpha(0)),
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);
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});
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testWidgets('defined at menu entry level takes precedence', (WidgetTester tester) async {
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const TestMenu selectedItem = TestMenu.mainMenu3;
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const TestMenu nonSelectedItem = TestMenu.mainMenu2;
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const Color luckyColor = Color(0xff777777);
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final ButtonStyle singleColorButtonStyle = ButtonStyle(
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backgroundColor: MaterialStateProperty.all(luckyColor),
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foregroundColor: MaterialStateProperty.all(luckyColor),
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iconColor: MaterialStateProperty.all(luckyColor),
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overlayColor: MaterialStateProperty.all(luckyColor),
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);
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await tester.pumpWidget(MaterialApp(
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theme: ThemeData(menuButtonTheme: MenuButtonThemeData(style: singleColorButtonStyle)),
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home: Scaffold(
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body: DropdownMenu<TestMenu>(
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initialSelection: selectedItem,
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dropdownMenuEntries: styledMenuEntries,
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),
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),
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));
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// Open the menu.
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await tester.tap(find.byType(DropdownMenu<TestMenu>));
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await tester.pump();
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final Material selectedButtonMaterial = getButtonMaterial(tester, selectedItem.label);
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expect(selectedButtonMaterial.color, focusedBackgroundColor);
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expect(selectedButtonMaterial.textStyle?.color, focusedForegroundColor);
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expect(iconStyle(tester, leadingIconKey(selectedItem))?.color, focusedIconColor);
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final Material nonSelectedButtonMaterial = getButtonMaterial(tester, nonSelectedItem.label);
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expect(nonSelectedButtonMaterial.color, defaultBackgroundColor);
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expect(nonSelectedButtonMaterial.textStyle?.color, defaultForegroundColor);
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expect(iconStyle(tester, leadingIconKey(nonSelectedItem))?.color, defaultIconColor);
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// Hover the selected item.
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final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
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addTearDown(() async {
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return gesture.removePointer();
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});
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await gesture.addPointer();
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await gesture.moveTo(tester.getCenter(find.widgetWithText(MenuItemButton, selectedItem.label).last));
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await tester.pump();
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expect(
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overlayPainter(tester, selectedItem),
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paints..rect(color: focusedOverlayColor.withAlpha(0)),
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);
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// Hover a non-selected item.
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await gesture.moveTo(tester.getCenter(find.widgetWithText(MenuItemButton, nonSelectedItem.label).last));
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await tester.pump();
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expect(
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overlayPainter(tester, nonSelectedItem),
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paints..rect(color: defaultOverlayColor.withAlpha(0)),
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);
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});
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testWidgets('defined at menu entry level and application level are merged', (WidgetTester tester) async {
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const TestMenu selectedItem = TestMenu.mainMenu3;
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const TestMenu nonSelectedItem = TestMenu.mainMenu2;
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const Color luckyColor = Color(0xff777777);
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final ButtonStyle partialButtonStyle = ButtonStyle(
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backgroundColor: MaterialStateProperty.all(luckyColor),
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foregroundColor: MaterialStateProperty.all(luckyColor),
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);
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final List<DropdownMenuEntry<TestMenu>> partiallyStyledMenuEntries = <DropdownMenuEntry<TestMenu>>[];
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for (final DropdownMenuEntry<TestMenu> entryWithIcons in menuChildrenWithIcons) {
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partiallyStyledMenuEntries.add(DropdownMenuEntry<TestMenu>(
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value: entryWithIcons.value,
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label: entryWithIcons.label,
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leadingIcon: entryWithIcons.leadingIcon,
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trailingIcon: entryWithIcons.trailingIcon,
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style: partialButtonStyle,
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));
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}
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await tester.pumpWidget(MaterialApp(
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theme: ThemeData(menuButtonTheme: MenuButtonThemeData(style: customButtonStyle)),
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home: Scaffold(
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body: DropdownMenu<TestMenu>(
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initialSelection: selectedItem,
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dropdownMenuEntries: partiallyStyledMenuEntries,
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),
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),
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));
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// Open the menu.
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await tester.tap(find.byType(DropdownMenu<TestMenu>));
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await tester.pump();
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final Material selectedButtonMaterial = getButtonMaterial(tester, selectedItem.label);
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expect(selectedButtonMaterial.color, luckyColor);
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expect(selectedButtonMaterial.textStyle?.color, luckyColor);
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expect(iconStyle(tester, leadingIconKey(selectedItem))?.color, focusedIconColor);
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final Material nonSelectedButtonMaterial = getButtonMaterial(tester, nonSelectedItem.label);
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expect(nonSelectedButtonMaterial.color, luckyColor);
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expect(nonSelectedButtonMaterial.textStyle?.color, luckyColor);
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expect(iconStyle(tester, leadingIconKey(nonSelectedItem))?.color, defaultIconColor);
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// Hover the selected item.
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final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
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addTearDown(() async {
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return gesture.removePointer();
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});
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await gesture.addPointer();
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await gesture.moveTo(tester.getCenter(find.widgetWithText(MenuItemButton, selectedItem.label).last));
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await tester.pump();
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expect(
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overlayPainter(tester, selectedItem),
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paints..rect(color: focusedOverlayColor.withAlpha(0)),
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);
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// Hover a non-selected item.
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await gesture.moveTo(tester.getCenter(find.widgetWithText(MenuItemButton, nonSelectedItem.label).last));
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await tester.pump();
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expect(
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overlayPainter(tester, nonSelectedItem),
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paints..rect(color: defaultOverlayColor.withAlpha(0)),
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);
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});
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});
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testWidgets('Inner TextField is disabled when DropdownMenu is disabled', (WidgetTester tester) async {
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await tester.pumpWidget(
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MaterialApp(
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home: Scaffold(
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body: SafeArea(
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child: DropdownMenu<TestMenu>(
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enabled: false,
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dropdownMenuEntries: menuChildren,
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),
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),
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),
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),
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);
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final TextField textField = tester.widget(find.byType(TextField));
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expect(textField.enabled, false);
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final Finder menuMaterial = find.ancestor(
|
|
of: find.byType(SingleChildScrollView),
|
|
matching: find.byType(Material),
|
|
);
|
|
expect(menuMaterial, findsNothing);
|
|
|
|
await tester.tap(find.byType(TextField));
|
|
await tester.pump();
|
|
final Finder updatedMenuMaterial = find.ancestor(
|
|
of: find.byType(SingleChildScrollView),
|
|
matching: find.byType(Material),
|
|
);
|
|
expect(updatedMenuMaterial, findsNothing);
|
|
});
|
|
|
|
testWidgets('Inner IconButton is disabled when DropdownMenu is disabled', (WidgetTester tester) async {
|
|
// Regression test for https://github.com/flutter/flutter/issues/149598.
|
|
await tester.pumpWidget(
|
|
MaterialApp(
|
|
home: Scaffold(
|
|
body: SafeArea(
|
|
child: DropdownMenu<TestMenu>(
|
|
enabled: false,
|
|
dropdownMenuEntries: menuChildren,
|
|
),
|
|
),
|
|
),
|
|
),
|
|
);
|
|
|
|
final IconButton trailingButton = tester.widget(find.widgetWithIcon(IconButton, Icons.arrow_drop_down).first);
|
|
expect(trailingButton.onPressed, null);
|
|
});
|
|
|
|
testWidgets('Material2 - The width of the text field should always be the same as the menu view',
|
|
(WidgetTester tester) async {
|
|
|
|
final ThemeData themeData = ThemeData(useMaterial3: false);
|
|
await tester.pumpWidget(
|
|
MaterialApp(
|
|
theme: themeData,
|
|
home: Scaffold(
|
|
body: SafeArea(
|
|
child: DropdownMenu<TestMenu>(
|
|
dropdownMenuEntries: menuChildren,
|
|
),
|
|
),
|
|
),
|
|
)
|
|
);
|
|
|
|
final Finder textField = find.byType(TextField);
|
|
final Size anchorSize = tester.getSize(textField);
|
|
expect(anchorSize, const Size(180.0, 56.0));
|
|
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pumpAndSettle();
|
|
|
|
final Finder menuMaterial = find.ancestor(
|
|
of: find.byType(SingleChildScrollView),
|
|
matching: find.byType(Material),
|
|
).first;
|
|
final Size menuSize = tester.getSize(menuMaterial);
|
|
expect(menuSize, const Size(180.0, 304.0));
|
|
|
|
// The text field should have same width as the menu
|
|
// when the width property is not null.
|
|
await tester.pumpWidget(buildTest(themeData, menuChildren, width: 200.0));
|
|
|
|
final Finder anchor = find.byType(TextField);
|
|
final double width = tester.getSize(anchor).width;
|
|
expect(width, 200.0);
|
|
|
|
await tester.tap(anchor);
|
|
await tester.pumpAndSettle();
|
|
|
|
final Finder updatedMenu = find.ancestor(
|
|
of: find.byType(SingleChildScrollView),
|
|
matching: find.byType(Material),
|
|
).first;
|
|
final double updatedMenuWidth = tester.getSize(updatedMenu).width;
|
|
expect(updatedMenuWidth, 200.0);
|
|
});
|
|
|
|
testWidgets('Material3 - The width of the text field should always be the same as the menu view',
|
|
(WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData(useMaterial3: true);
|
|
await tester.pumpWidget(
|
|
MaterialApp(
|
|
theme: themeData,
|
|
home: Scaffold(
|
|
body: SafeArea(
|
|
child: DropdownMenu<TestMenu>(
|
|
dropdownMenuEntries: menuChildren,
|
|
),
|
|
),
|
|
),
|
|
)
|
|
);
|
|
|
|
final Finder textField = find.byType(TextField);
|
|
final double anchorWidth = tester.getSize(textField).width;
|
|
expect(anchorWidth, closeTo(180.5, 0.1));
|
|
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pumpAndSettle();
|
|
|
|
final Finder menuMaterial = find.ancestor(
|
|
of: find.byType(SingleChildScrollView),
|
|
matching: find.byType(Material),
|
|
).first;
|
|
final double menuWidth = tester.getSize(menuMaterial).width;
|
|
expect(menuWidth, closeTo(180.5, 0.1));
|
|
|
|
// The text field should have same width as the menu
|
|
// when the width property is not null.
|
|
await tester.pumpWidget(buildTest(themeData, menuChildren, width: 200.0));
|
|
|
|
final Finder anchor = find.byType(TextField);
|
|
final double width = tester.getSize(anchor).width;
|
|
expect(width, 200.0);
|
|
|
|
await tester.tap(anchor);
|
|
await tester.pumpAndSettle();
|
|
|
|
final Finder updatedMenu = find.ancestor(
|
|
of: find.byType(SingleChildScrollView),
|
|
matching: find.byType(Material),
|
|
).first;
|
|
final double updatedMenuWidth = tester.getSize(updatedMenu).width;
|
|
expect(updatedMenuWidth, 200.0);
|
|
});
|
|
|
|
testWidgets('The width property can customize the width of the dropdown menu', (WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData();
|
|
final List<DropdownMenuEntry<ShortMenu>> shortMenuItems = <DropdownMenuEntry<ShortMenu>>[];
|
|
|
|
for (final ShortMenu value in ShortMenu.values) {
|
|
final DropdownMenuEntry<ShortMenu> entry = DropdownMenuEntry<ShortMenu>(value: value, label: value.label);
|
|
shortMenuItems.add(entry);
|
|
}
|
|
|
|
const double customBigWidth = 250.0;
|
|
await tester.pumpWidget(buildTest(themeData, shortMenuItems, width: customBigWidth));
|
|
RenderBox box = tester.firstRenderObject(find.byType(DropdownMenu<ShortMenu>));
|
|
expect(box.size.width, customBigWidth);
|
|
|
|
await tester.tap(find.byType(DropdownMenu<ShortMenu>));
|
|
await tester.pump();
|
|
expect(find.byType(MenuItemButton), findsNWidgets(6));
|
|
Size buttonSize = tester.getSize(find.widgetWithText(MenuItemButton, 'I0').last);
|
|
expect(buttonSize.width, customBigWidth);
|
|
|
|
// reset test
|
|
await tester.pumpWidget(Container());
|
|
const double customSmallWidth = 100.0;
|
|
await tester.pumpWidget(buildTest(themeData, shortMenuItems, width: customSmallWidth));
|
|
box = tester.firstRenderObject(find.byType(DropdownMenu<ShortMenu>));
|
|
expect(box.size.width, customSmallWidth);
|
|
|
|
await tester.tap(find.byType(DropdownMenu<ShortMenu>));
|
|
await tester.pump();
|
|
expect(find.byType(MenuItemButton), findsNWidgets(6));
|
|
buttonSize = tester.getSize(find.widgetWithText(MenuItemButton, 'I0').last);
|
|
expect(buttonSize.width, customSmallWidth);
|
|
});
|
|
|
|
testWidgets('The width property update test', (WidgetTester tester) async {
|
|
// Regression test for https://github.com/flutter/flutter/issues/120567
|
|
final ThemeData themeData = ThemeData();
|
|
final List<DropdownMenuEntry<ShortMenu>> shortMenuItems = <DropdownMenuEntry<ShortMenu>>[];
|
|
|
|
for (final ShortMenu value in ShortMenu.values) {
|
|
final DropdownMenuEntry<ShortMenu> entry = DropdownMenuEntry<ShortMenu>(value: value, label: value.label);
|
|
shortMenuItems.add(entry);
|
|
}
|
|
|
|
double customWidth = 250.0;
|
|
await tester.pumpWidget(buildTest(themeData, shortMenuItems, width: customWidth));
|
|
RenderBox box = tester.firstRenderObject(find.byType(DropdownMenu<ShortMenu>));
|
|
expect(box.size.width, customWidth);
|
|
|
|
// Update width
|
|
customWidth = 400.0;
|
|
await tester.pumpWidget(buildTest(themeData, shortMenuItems, width: customWidth));
|
|
box = tester.firstRenderObject(find.byType(DropdownMenu<ShortMenu>));
|
|
expect(box.size.width, customWidth);
|
|
});
|
|
|
|
testWidgets('The width of MenuAnchor respects MenuAnchor.expandedInsets', (WidgetTester tester) async {
|
|
const double parentWidth = 500.0;
|
|
final List<DropdownMenuEntry<ShortMenu>> shortMenuItems = <DropdownMenuEntry<ShortMenu>>[];
|
|
for (final ShortMenu value in ShortMenu.values) {
|
|
final DropdownMenuEntry<ShortMenu> entry = DropdownMenuEntry<ShortMenu>(value: value, label: value.label);
|
|
shortMenuItems.add(entry);
|
|
}
|
|
Widget buildMenuAnchor({EdgeInsets? expandedInsets}) {
|
|
return MaterialApp(
|
|
home: Scaffold(
|
|
body: SizedBox(
|
|
width: parentWidth,
|
|
height: parentWidth,
|
|
child: DropdownMenu<ShortMenu>(
|
|
expandedInsets: expandedInsets,
|
|
dropdownMenuEntries: shortMenuItems,
|
|
),
|
|
),
|
|
),
|
|
);
|
|
}
|
|
|
|
// By default, the width of the text field is determined by the menu children.
|
|
await tester.pumpWidget(buildMenuAnchor());
|
|
RenderBox box = tester.firstRenderObject(find.byType(TextField));
|
|
expect(box.size.width, 136.0);
|
|
|
|
await tester.tap(find.byType(TextField));
|
|
await tester.pumpAndSettle();
|
|
|
|
Size buttonSize = tester.getSize(find.widgetWithText(MenuItemButton, 'I0').hitTestable());
|
|
expect(buttonSize.width, 136.0);
|
|
|
|
// If expandedInsets is EdgeInsets.zero, the width should be the same as its parent.
|
|
await tester.pumpWidget(Container());
|
|
await tester.pumpWidget(buildMenuAnchor(expandedInsets: EdgeInsets.zero));
|
|
box = tester.firstRenderObject(find.byType(TextField));
|
|
expect(box.size.width, parentWidth);
|
|
|
|
await tester.tap(find.byType(TextField));
|
|
await tester.pumpAndSettle();
|
|
|
|
buttonSize = tester.getSize(find.widgetWithText(MenuItemButton, 'I0'));
|
|
expect(buttonSize.width, parentWidth);
|
|
|
|
// If expandedInsets is not zero, the width of the text field should be adjusted
|
|
// based on the EdgeInsets.left and EdgeInsets.right. The top and bottom values
|
|
// will be ignored.
|
|
await tester.pumpWidget(Container());
|
|
await tester.pumpWidget(buildMenuAnchor(expandedInsets: const EdgeInsets.only(left: 35.0, top: 50.0, right: 20.0)));
|
|
box = tester.firstRenderObject(find.byType(TextField));
|
|
expect(box.size.width, parentWidth - 35.0 - 20.0);
|
|
final Rect containerRect = tester.getRect(find.byType(SizedBox).first);
|
|
final Rect dropdownMenuRect = tester.getRect(find.byType(TextField));
|
|
expect(dropdownMenuRect.top, containerRect.top);
|
|
|
|
await tester.tap(find.byType(TextField));
|
|
await tester.pumpAndSettle();
|
|
|
|
buttonSize = tester.getSize(find.widgetWithText(MenuItemButton, 'I0'));
|
|
expect(buttonSize.width, parentWidth - 35.0 - 20.0);
|
|
});
|
|
|
|
// Regression test for https://github.com/flutter/flutter/issues/151769
|
|
testWidgets('expandedInsets can use EdgeInsets or EdgeInsetsDirectional', (WidgetTester tester) async {
|
|
const double parentWidth = 500.0;
|
|
final List<DropdownMenuEntry<ShortMenu>> shortMenuItems = <DropdownMenuEntry<ShortMenu>>[];
|
|
for (final ShortMenu value in ShortMenu.values) {
|
|
final DropdownMenuEntry<ShortMenu> entry = DropdownMenuEntry<ShortMenu>(value: value, label: value.label);
|
|
shortMenuItems.add(entry);
|
|
}
|
|
Widget buildMenuAnchor({EdgeInsetsGeometry? expandedInsets}) {
|
|
return MaterialApp(
|
|
home: Scaffold(
|
|
body: SizedBox(
|
|
width: parentWidth,
|
|
height: parentWidth,
|
|
child: DropdownMenu<ShortMenu>(
|
|
expandedInsets: expandedInsets,
|
|
dropdownMenuEntries: shortMenuItems,
|
|
),
|
|
),
|
|
),
|
|
);
|
|
}
|
|
|
|
// By default, the width of the text field is determined by the menu children.
|
|
await tester.pumpWidget(buildMenuAnchor());
|
|
RenderBox box = tester.firstRenderObject(find.byType(TextField));
|
|
expect(box.size.width, 136.0);
|
|
|
|
await tester.tap(find.byType(TextField));
|
|
await tester.pumpAndSettle();
|
|
|
|
Size buttonSize = tester.getSize(find.widgetWithText(MenuItemButton, 'I0').hitTestable());
|
|
expect(buttonSize.width, 136.0);
|
|
|
|
// If expandedInsets is not zero, the width of the text field should be adjusted
|
|
// based on the EdgeInsets.left and EdgeInsets.right. The top and bottom values
|
|
// will be ignored.
|
|
await tester.pumpWidget(Container());
|
|
await tester.pumpWidget(buildMenuAnchor(expandedInsets: const EdgeInsets.only(left: 35.0, top: 50.0, right: 20.0)));
|
|
box = tester.firstRenderObject(find.byType(TextField));
|
|
expect(box.size.width, parentWidth - 35.0 - 20.0);
|
|
Rect containerRect = tester.getRect(find.byType(SizedBox).first);
|
|
Rect dropdownMenuRect = tester.getRect(find.byType(TextField));
|
|
expect(dropdownMenuRect.top, containerRect.top);
|
|
|
|
await tester.tap(find.byType(TextField));
|
|
await tester.pumpAndSettle();
|
|
|
|
buttonSize = tester.getSize(find.widgetWithText(MenuItemButton, 'I0'));
|
|
expect(buttonSize.width, parentWidth - 35.0 - 20.0);
|
|
|
|
// Regression test for https://github.com/flutter/flutter/issues/151769.
|
|
// If expandedInsets is not zero, the width of the text field should be adjusted
|
|
// based on the EdgeInsets.end and EdgeInsets.start. The top and bottom values
|
|
// will be ignored.
|
|
await tester.pumpWidget(Container());
|
|
await tester.pumpWidget(buildMenuAnchor(expandedInsets: const EdgeInsetsDirectional.only(start: 35.0, top: 50.0, end: 20.0)));
|
|
box = tester.firstRenderObject(find.byType(TextField));
|
|
expect(box.size.width, parentWidth - 35.0 - 20.0);
|
|
containerRect = tester.getRect(find.byType(SizedBox).first);
|
|
dropdownMenuRect = tester.getRect(find.byType(TextField));
|
|
expect(dropdownMenuRect.top, containerRect.top);
|
|
|
|
|
|
await tester.tap(find.byType(TextField));
|
|
await tester.pumpAndSettle();
|
|
buttonSize = tester.getSize(find.widgetWithText(MenuItemButton, 'I0'));
|
|
expect(buttonSize.width, parentWidth - 35.0 - 20.0);
|
|
});
|
|
|
|
testWidgets('Material2 - The menuHeight property can be used to show a shorter scrollable menu list instead of the complete list',
|
|
(WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData(useMaterial3: false);
|
|
await tester.pumpWidget(buildTest(themeData, menuChildren));
|
|
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pumpAndSettle();
|
|
|
|
final Element firstItem = tester.element(find.widgetWithText(MenuItemButton, 'Item 0').last);
|
|
final RenderBox firstBox = firstItem.renderObject! as RenderBox;
|
|
final Offset topLeft = firstBox.localToGlobal(firstBox.size.topLeft(Offset.zero));
|
|
final Element lastItem = tester.element(find.widgetWithText(MenuItemButton, 'Item 5').last);
|
|
final RenderBox lastBox = lastItem.renderObject! as RenderBox;
|
|
final Offset bottomRight = lastBox.localToGlobal(lastBox.size.bottomRight(Offset.zero));
|
|
// height = height of MenuItemButton * 6 = 48 * 6
|
|
expect(bottomRight.dy - topLeft.dy, 288.0);
|
|
|
|
final Finder menuView = find.ancestor(
|
|
of: find.byType(SingleChildScrollView),
|
|
matching: find.byType(Padding),
|
|
).first;
|
|
final Size menuViewSize = tester.getSize(menuView);
|
|
expect(menuViewSize, const Size(180.0, 304.0)); // 304 = 288 + vertical padding(2 * 8)
|
|
|
|
// Constrains the menu height.
|
|
await tester.pumpWidget(Container());
|
|
await tester.pumpWidget(buildTest(themeData, menuChildren, menuHeight: 100));
|
|
await tester.pumpAndSettle();
|
|
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pumpAndSettle();
|
|
|
|
final Finder updatedMenu = find.ancestor(
|
|
of: find.byType(SingleChildScrollView),
|
|
matching: find.byType(Padding),
|
|
).first;
|
|
|
|
final Size updatedMenuSize = tester.getSize(updatedMenu);
|
|
expect(updatedMenuSize, const Size(180.0, 100.0));
|
|
});
|
|
|
|
testWidgets('Material3 - The menuHeight property can be used to show a shorter scrollable menu list instead of the complete list',
|
|
(WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData(useMaterial3: true);
|
|
await tester.pumpWidget(buildTest(themeData, menuChildren));
|
|
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pumpAndSettle();
|
|
|
|
final Element firstItem = tester.element(find.widgetWithText(MenuItemButton, 'Item 0').last);
|
|
final RenderBox firstBox = firstItem.renderObject! as RenderBox;
|
|
final Offset topLeft = firstBox.localToGlobal(firstBox.size.topLeft(Offset.zero));
|
|
final Element lastItem = tester.element(find.widgetWithText(MenuItemButton, 'Item 5').last);
|
|
final RenderBox lastBox = lastItem.renderObject! as RenderBox;
|
|
final Offset bottomRight = lastBox.localToGlobal(lastBox.size.bottomRight(Offset.zero));
|
|
// height = height of MenuItemButton * 6 = 48 * 6
|
|
expect(bottomRight.dy - topLeft.dy, 288.0);
|
|
|
|
final Finder menuView = find.ancestor(
|
|
of: find.byType(SingleChildScrollView),
|
|
matching: find.byType(Padding),
|
|
).first;
|
|
final Size menuViewSize = tester.getSize(menuView);
|
|
expect(menuViewSize.width, closeTo(180.6, 0.1));
|
|
expect(menuViewSize.height, equals(304.0)); // 304 = 288 + vertical padding(2 * 8)
|
|
|
|
// Constrains the menu height.
|
|
await tester.pumpWidget(Container());
|
|
await tester.pumpWidget(buildTest(themeData, menuChildren, menuHeight: 100));
|
|
await tester.pumpAndSettle();
|
|
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pumpAndSettle();
|
|
|
|
final Finder updatedMenu = find.ancestor(
|
|
of: find.byType(SingleChildScrollView),
|
|
matching: find.byType(Padding),
|
|
).first;
|
|
|
|
final Size updatedMenuSize = tester.getSize(updatedMenu);
|
|
expect(updatedMenuSize.width, closeTo(180.6, 0.1));
|
|
expect(updatedMenuSize.height, equals(100.0));
|
|
});
|
|
|
|
testWidgets('The text in the menu button should be aligned with the text of '
|
|
'the text field - LTR', (WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData();
|
|
// Default text field (without leading icon).
|
|
await tester.pumpWidget(buildTest(themeData, menuChildren, label: const Text('label')));
|
|
|
|
final Finder label = find.text('label');
|
|
final Offset labelTopLeft = tester.getTopLeft(label);
|
|
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pumpAndSettle();
|
|
final Finder itemText = find.text('Item 0').last;
|
|
final Offset itemTextTopLeft = tester.getTopLeft(itemText);
|
|
|
|
expect(labelTopLeft.dx, equals(itemTextTopLeft.dx));
|
|
|
|
// Test when the text field has a leading icon.
|
|
await tester.pumpWidget(Container());
|
|
await tester.pumpWidget(buildTest(themeData, menuChildren,
|
|
leadingIcon: const Icon(Icons.search),
|
|
label: const Text('label'),
|
|
));
|
|
|
|
final Finder leadingIcon = find.widgetWithIcon(SizedBox, Icons.search).last;
|
|
final double iconWidth = tester.getSize(leadingIcon).width;
|
|
final Finder updatedLabel = find.text('label');
|
|
final Offset updatedLabelTopLeft = tester.getTopLeft(updatedLabel);
|
|
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pumpAndSettle();
|
|
final Finder updatedItemText = find.text('Item 0').last;
|
|
final Offset updatedItemTextTopLeft = tester.getTopLeft(updatedItemText);
|
|
|
|
|
|
expect(updatedLabelTopLeft.dx, equals(updatedItemTextTopLeft.dx));
|
|
expect(updatedLabelTopLeft.dx, equals(iconWidth));
|
|
|
|
// Test when then leading icon is a widget with a bigger size.
|
|
await tester.pumpWidget(Container());
|
|
await tester.pumpWidget(buildTest(themeData, menuChildren,
|
|
leadingIcon: const SizedBox(
|
|
width: 75.0,
|
|
child: Icon(Icons.search)),
|
|
label: const Text('label'),
|
|
));
|
|
|
|
final Finder largeLeadingIcon = find.widgetWithIcon(SizedBox, Icons.search).last;
|
|
final double largeIconWidth = tester.getSize(largeLeadingIcon).width;
|
|
final Finder updatedLabel1 = find.text('label');
|
|
final Offset updatedLabelTopLeft1 = tester.getTopLeft(updatedLabel1);
|
|
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pumpAndSettle();
|
|
final Finder updatedItemText1 = find.text('Item 0').last;
|
|
final Offset updatedItemTextTopLeft1 = tester.getTopLeft(updatedItemText1);
|
|
|
|
|
|
expect(updatedLabelTopLeft1.dx, equals(updatedItemTextTopLeft1.dx));
|
|
expect(updatedLabelTopLeft1.dx, equals(largeIconWidth));
|
|
});
|
|
|
|
testWidgets('The text in the menu button should be aligned with the text of '
|
|
'the text field - RTL', (WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData();
|
|
// Default text field (without leading icon).
|
|
await tester.pumpWidget(MaterialApp(
|
|
theme: themeData,
|
|
home: Scaffold(
|
|
body: Directionality(
|
|
textDirection: TextDirection.rtl,
|
|
child: DropdownMenu<TestMenu>(
|
|
label: const Text('label'),
|
|
dropdownMenuEntries: menuChildren,
|
|
),
|
|
),
|
|
),
|
|
));
|
|
|
|
final Finder label = find.text('label');
|
|
final Offset labelTopRight = tester.getTopRight(label);
|
|
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pumpAndSettle();
|
|
final Finder itemText = find.text('Item 0').last;
|
|
final Offset itemTextTopRight = tester.getTopRight(itemText);
|
|
|
|
expect(labelTopRight.dx, equals(itemTextTopRight.dx));
|
|
|
|
// Test when the text field has a leading icon.
|
|
await tester.pumpWidget(Container());
|
|
await tester.pumpWidget(MaterialApp(
|
|
theme: themeData,
|
|
home: Scaffold(
|
|
body: Directionality(
|
|
textDirection: TextDirection.rtl,
|
|
child: DropdownMenu<TestMenu>(
|
|
leadingIcon: const Icon(Icons.search),
|
|
label: const Text('label'),
|
|
dropdownMenuEntries: menuChildren,
|
|
),
|
|
),
|
|
),
|
|
));
|
|
await tester.pump();
|
|
|
|
final Finder leadingIcon = find.widgetWithIcon(SizedBox, Icons.search).last;
|
|
final double iconWidth = tester.getSize(leadingIcon).width;
|
|
final Offset dropdownMenuTopRight = tester.getTopRight(find.byType(DropdownMenu<TestMenu>));
|
|
final Finder updatedLabel = find.text('label');
|
|
final Offset updatedLabelTopRight = tester.getTopRight(updatedLabel);
|
|
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pumpAndSettle();
|
|
final Finder updatedItemText = find.text('Item 0').last;
|
|
final Offset updatedItemTextTopRight = tester.getTopRight(updatedItemText);
|
|
|
|
|
|
expect(updatedLabelTopRight.dx, equals(updatedItemTextTopRight.dx));
|
|
expect(updatedLabelTopRight.dx, equals(dropdownMenuTopRight.dx - iconWidth));
|
|
|
|
// Test when then leading icon is a widget with a bigger size.
|
|
await tester.pumpWidget(Container());
|
|
await tester.pumpWidget(MaterialApp(
|
|
theme: themeData,
|
|
home: Scaffold(
|
|
body: Directionality(
|
|
textDirection: TextDirection.rtl,
|
|
child: DropdownMenu<TestMenu>(
|
|
leadingIcon: const SizedBox(width: 75.0, child: Icon(Icons.search)),
|
|
label: const Text('label'),
|
|
dropdownMenuEntries: menuChildren,
|
|
),
|
|
),
|
|
),
|
|
));
|
|
await tester.pump();
|
|
|
|
final Finder largeLeadingIcon = find.widgetWithIcon(SizedBox, Icons.search).last;
|
|
final double largeIconWidth = tester.getSize(largeLeadingIcon).width;
|
|
final Offset updatedDropdownMenuTopRight = tester.getTopRight(find.byType(DropdownMenu<TestMenu>));
|
|
final Finder updatedLabel1 = find.text('label');
|
|
final Offset updatedLabelTopRight1 = tester.getTopRight(updatedLabel1);
|
|
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pumpAndSettle();
|
|
final Finder updatedItemText1 = find.text('Item 0').last;
|
|
final Offset updatedItemTextTopRight1 = tester.getTopRight(updatedItemText1);
|
|
|
|
|
|
expect(updatedLabelTopRight1.dx, equals(updatedItemTextTopRight1.dx));
|
|
expect(updatedLabelTopRight1.dx, equals(updatedDropdownMenuTopRight.dx - largeIconWidth));
|
|
});
|
|
|
|
testWidgets('DropdownMenu has default trailing icon button', (WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData();
|
|
await tester.pumpWidget(buildTest(themeData, menuChildren));
|
|
await tester.pump();
|
|
|
|
final Finder iconButton = find.widgetWithIcon(IconButton, Icons.arrow_drop_down).first;
|
|
expect(iconButton, findsOneWidget);
|
|
|
|
await tester.tap(iconButton);
|
|
await tester.pump();
|
|
|
|
final Finder menuMaterial = find.ancestor(
|
|
of: find.widgetWithText(MenuItemButton, TestMenu.mainMenu0.label),
|
|
matching: find.byType(Material),
|
|
).last;
|
|
expect(menuMaterial, findsOneWidget);
|
|
});
|
|
|
|
testWidgets('Leading IconButton status test', (WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData(useMaterial3: true);
|
|
await tester.pumpWidget(buildTest(themeData, menuChildren, width: 100.0, menuHeight: 100.0));
|
|
await tester.pump();
|
|
|
|
Finder iconButton = find.widgetWithIcon(IconButton, Icons.arrow_drop_up);
|
|
expect(iconButton, findsNothing);
|
|
iconButton = find.widgetWithIcon(IconButton, Icons.arrow_drop_down).first;
|
|
expect(iconButton, findsOneWidget);
|
|
|
|
await tester.tap(iconButton);
|
|
await tester.pump();
|
|
|
|
iconButton = find.widgetWithIcon(IconButton, Icons.arrow_drop_up).first;
|
|
expect(iconButton, findsOneWidget);
|
|
iconButton = find.widgetWithIcon(IconButton, Icons.arrow_drop_down);
|
|
expect(iconButton, findsNothing);
|
|
|
|
// Tap outside
|
|
await tester.tapAt(const Offset(500.0, 500.0));
|
|
await tester.pump();
|
|
|
|
iconButton = find.widgetWithIcon(IconButton, Icons.arrow_drop_up);
|
|
expect(iconButton, findsNothing);
|
|
iconButton = find.widgetWithIcon(IconButton, Icons.arrow_drop_down).first;
|
|
expect(iconButton, findsOneWidget);
|
|
});
|
|
|
|
testWidgets('Do not crash when resize window during menu opening', (WidgetTester tester) async {
|
|
addTearDown(tester.view.reset);
|
|
final ThemeData themeData = ThemeData();
|
|
await tester.pumpWidget(MaterialApp(
|
|
theme: themeData,
|
|
home: Scaffold(
|
|
body: StatefulBuilder(
|
|
builder: (BuildContext context, StateSetter setState){
|
|
return DropdownMenu<TestMenu>(
|
|
width: MediaQuery.of(context).size.width,
|
|
dropdownMenuEntries: menuChildren,
|
|
);
|
|
},
|
|
),
|
|
),
|
|
));
|
|
|
|
final Finder iconButton = find.widgetWithIcon(IconButton, Icons.arrow_drop_down).first;
|
|
expect(iconButton, findsOneWidget);
|
|
|
|
await tester.tap(iconButton);
|
|
await tester.pump();
|
|
|
|
final Finder menuMaterial = find.ancestor(
|
|
of: find.widgetWithText(MenuItemButton, TestMenu.mainMenu0.label),
|
|
matching: find.byType(Material),
|
|
);
|
|
expect(menuMaterial, findsNWidgets(3));
|
|
|
|
// didChangeMetrics
|
|
tester.view.physicalSize = const Size(700.0, 700.0);
|
|
await tester.pump();
|
|
|
|
// Go without throw.
|
|
});
|
|
|
|
testWidgets('DropdownMenu can customize trailing icon button', (WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData();
|
|
await tester.pumpWidget(MaterialApp(
|
|
theme: themeData,
|
|
home: Scaffold(
|
|
body: DropdownMenu<TestMenu>(
|
|
trailingIcon: const Icon(Icons.ac_unit),
|
|
dropdownMenuEntries: menuChildren,
|
|
),
|
|
),
|
|
));
|
|
await tester.pump();
|
|
|
|
final Finder iconButton = find.widgetWithIcon(IconButton, Icons.ac_unit).first;
|
|
expect(iconButton, findsOneWidget);
|
|
|
|
await tester.tap(iconButton);
|
|
await tester.pump();
|
|
|
|
final Finder menuMaterial = find.ancestor(
|
|
of: find.widgetWithText(MenuItemButton, TestMenu.mainMenu0.label),
|
|
matching: find.byType(Material),
|
|
).last;
|
|
expect(menuMaterial, findsOneWidget);
|
|
});
|
|
|
|
testWidgets('Down key can highlight the menu item on desktop platforms', (WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData();
|
|
await tester.pumpWidget(MaterialApp(
|
|
theme: themeData,
|
|
home: Scaffold(
|
|
body: DropdownMenu<TestMenu>(
|
|
trailingIcon: const Icon(Icons.ac_unit),
|
|
dropdownMenuEntries: menuChildren,
|
|
),
|
|
),
|
|
));
|
|
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pump();
|
|
|
|
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
|
|
await tester.pumpAndSettle();
|
|
Finder button0Material = find.descendant(
|
|
of: find.widgetWithText(MenuItemButton, 'Item 0').last,
|
|
matching: find.byType(Material),
|
|
);
|
|
|
|
Material item0material = tester.widget<Material>(button0Material);
|
|
expect(item0material.color, themeData.colorScheme.onSurface.withOpacity(0.12));
|
|
|
|
// Press down key one more time, the highlight should move to the next item.
|
|
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
|
|
await tester.pumpAndSettle();
|
|
final Finder button1Material = find.descendant(
|
|
of: find.widgetWithText(MenuItemButton, 'Menu 1').last,
|
|
matching: find.byType(Material),
|
|
);
|
|
final Material item1material = tester.widget<Material>(button1Material);
|
|
expect(item1material.color, themeData.colorScheme.onSurface.withOpacity(0.12));
|
|
button0Material = find.descendant(
|
|
of: find.widgetWithText(MenuItemButton, 'Item 0').last,
|
|
matching: find.byType(Material),
|
|
);
|
|
item0material = tester.widget<Material>(button0Material);
|
|
expect(item0material.color, Colors.transparent); // the previous item should not be highlighted.
|
|
}, variant: TargetPlatformVariant.desktop());
|
|
|
|
testWidgets('Up key can highlight the menu item on desktop platforms', (WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData();
|
|
await tester.pumpWidget(MaterialApp(
|
|
theme: themeData,
|
|
home: Scaffold(
|
|
body: DropdownMenu<TestMenu>(
|
|
dropdownMenuEntries: menuChildren,
|
|
),
|
|
),
|
|
));
|
|
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pump();
|
|
|
|
await tester.sendKeyEvent(LogicalKeyboardKey.arrowUp);
|
|
await tester.pumpAndSettle();
|
|
Finder button5Material = find.descendant(
|
|
of: find.widgetWithText(MenuItemButton, 'Item 5').last,
|
|
matching: find.byType(Material),
|
|
);
|
|
|
|
Material item5material = tester.widget<Material>(button5Material);
|
|
expect(item5material.color, themeData.colorScheme.onSurface.withOpacity(0.12));
|
|
|
|
// Press up key one more time, the highlight should move up to the item 4.
|
|
await tester.sendKeyEvent(LogicalKeyboardKey.arrowUp);
|
|
await tester.pumpAndSettle();
|
|
final Finder button4Material = find.descendant(
|
|
of: find.widgetWithText(MenuItemButton, 'Item 4').last,
|
|
matching: find.byType(Material),
|
|
);
|
|
final Material item4material = tester.widget<Material>(button4Material);
|
|
expect(item4material.color, themeData.colorScheme.onSurface.withOpacity(0.12));
|
|
button5Material = find.descendant(
|
|
of: find.widgetWithText(MenuItemButton, 'Item 5').last,
|
|
matching: find.byType(Material),
|
|
);
|
|
|
|
item5material = tester.widget<Material>(button5Material);
|
|
expect(item5material.color, Colors.transparent); // the previous item should not be highlighted.
|
|
}, variant: TargetPlatformVariant.desktop());
|
|
|
|
// Regression test for https://github.com/flutter/flutter/issues/147253.
|
|
testWidgets('Down key and up key can navigate on desktop platforms '
|
|
'when a label text contains another label text', (WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData();
|
|
await tester.pumpWidget(MaterialApp(
|
|
theme: themeData,
|
|
home: const Scaffold(
|
|
body: DropdownMenu<int>(
|
|
dropdownMenuEntries: <DropdownMenuEntry<int>>[
|
|
DropdownMenuEntry<int>(
|
|
value: 0,
|
|
label: 'ABC'
|
|
),
|
|
DropdownMenuEntry<int>(
|
|
value: 1,
|
|
label: 'AB'
|
|
),
|
|
DropdownMenuEntry<int>(
|
|
value: 2,
|
|
label: 'ABCD'
|
|
),
|
|
],
|
|
),
|
|
),
|
|
));
|
|
|
|
await tester.tap(find.byType(DropdownMenu<int>));
|
|
await tester.pump();
|
|
|
|
final Finder button0Material = find.descendant(
|
|
of: find.widgetWithText(MenuItemButton, 'ABC').last,
|
|
matching: find.byType(Material),
|
|
);
|
|
final Finder button1Material = find.descendant(
|
|
of: find.widgetWithText(MenuItemButton, 'AB').last,
|
|
matching: find.byType(Material),
|
|
);
|
|
final Finder button2Material = find.descendant(
|
|
of: find.widgetWithText(MenuItemButton, 'ABCD').last,
|
|
matching: find.byType(Material),
|
|
);
|
|
|
|
// Press down key three times, the highlight should move to the next item each time.
|
|
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
|
|
await tester.pumpAndSettle();
|
|
Material item0Material = tester.widget<Material>(button0Material);
|
|
expect(item0Material.color, themeData.colorScheme.onSurface.withOpacity(0.12));
|
|
|
|
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
|
|
await tester.pumpAndSettle();
|
|
Material item1Material = tester.widget<Material>(button1Material);
|
|
expect(item1Material.color, themeData.colorScheme.onSurface.withOpacity(0.12));
|
|
|
|
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
|
|
await tester.pumpAndSettle();
|
|
final Material item2Material = tester.widget<Material>(button2Material);
|
|
expect(item2Material.color, themeData.colorScheme.onSurface.withOpacity(0.12));
|
|
|
|
// Press up key two times, the highlight should up each time.
|
|
await tester.sendKeyEvent(LogicalKeyboardKey.arrowUp);
|
|
await tester.pumpAndSettle();
|
|
item1Material = tester.widget<Material>(button1Material);
|
|
expect(item1Material.color, themeData.colorScheme.onSurface.withOpacity(0.12));
|
|
|
|
await tester.sendKeyEvent(LogicalKeyboardKey.arrowUp);
|
|
await tester.pumpAndSettle();
|
|
item0Material = tester.widget<Material>(button0Material);
|
|
expect(item0Material.color, themeData.colorScheme.onSurface.withOpacity(0.12));
|
|
|
|
}, variant: TargetPlatformVariant.desktop());
|
|
|
|
// Regression test for https://github.com/flutter/flutter/issues/151878.
|
|
testWidgets('Searching for non matching item does not crash',
|
|
(WidgetTester tester) async {
|
|
await tester.pumpWidget(MaterialApp(
|
|
home: Scaffold(
|
|
body: DropdownMenu<TestMenu>(
|
|
enableFilter: true,
|
|
requestFocusOnTap: true,
|
|
dropdownMenuEntries: menuChildren,
|
|
),
|
|
),
|
|
));
|
|
|
|
// Open the menu.
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pump();
|
|
await tester.enterText(find.byType(TextField).first, 'Me');
|
|
await tester.pumpAndSettle();
|
|
await tester.enterText(find.byType(TextField).first, 'Meu');
|
|
await tester.pumpAndSettle();
|
|
expect(tester.takeException(), isNull);
|
|
});
|
|
|
|
// Regression test for https://github.com/flutter/flutter/issues/154532.
|
|
testWidgets('Keyboard navigation does not throw when no entries match the filter', (WidgetTester tester) async {
|
|
await tester.pumpWidget(MaterialApp(
|
|
home: Scaffold(
|
|
body: DropdownMenu<TestMenu>(
|
|
enableFilter: true,
|
|
dropdownMenuEntries: menuChildren,
|
|
),
|
|
),
|
|
));
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pump();
|
|
await tester.enterText(find.byType(TextField).first, 'No match');
|
|
await tester.pump();
|
|
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
|
|
await tester.pump();
|
|
await tester.enterText(find.byType(TextField).first, 'No match 2');
|
|
await tester.pump();
|
|
expect(tester.takeException(), isNull);
|
|
}, variant: TargetPlatformVariant.desktop());
|
|
|
|
// Regression test for https://github.com/flutter/flutter/issues/147253.
|
|
testWidgets('Default search prioritises the current highlight on desktop platforms',
|
|
(WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData();
|
|
await tester.pumpWidget(MaterialApp(
|
|
theme: themeData,
|
|
home: Scaffold(
|
|
body: DropdownMenu<TestMenu>(
|
|
dropdownMenuEntries: menuChildren,
|
|
),
|
|
),
|
|
));
|
|
|
|
const String itemLabel = 'Item 2';
|
|
// Open the menu
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pumpAndSettle();
|
|
// Highlight the third item by exact search.
|
|
await tester.enterText(find.byType(TextField).first, itemLabel);
|
|
await tester.pumpAndSettle();
|
|
Finder button2Material = find.descendant(
|
|
of: find.widgetWithText(MenuItemButton, itemLabel).last,
|
|
matching: find.byType(Material),
|
|
);
|
|
Material item2material = tester.widget<Material>(button2Material);
|
|
expect(item2material.color, themeData.colorScheme.onSurface.withOpacity(0.12));
|
|
|
|
// Search something that matches multiple items.
|
|
await tester.enterText(find.byType(TextField).first, 'Item');
|
|
await tester.pumpAndSettle();
|
|
// The third item should still be highlighted.
|
|
button2Material = find.descendant(
|
|
of: find.widgetWithText(MenuItemButton, itemLabel).last,
|
|
matching: find.byType(Material),
|
|
);
|
|
item2material = tester.widget<Material>(button2Material);
|
|
expect(item2material.color, themeData.colorScheme.onSurface.withOpacity(0.12));
|
|
}, variant: TargetPlatformVariant.desktop());
|
|
|
|
// Regression test for https://github.com/flutter/flutter/issues/152375.
|
|
testWidgets('Down key and up key can navigate on desktop platforms when a label text contains '
|
|
'another label text using customized search algorithm', (WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData();
|
|
await tester.pumpWidget(MaterialApp(
|
|
theme: themeData,
|
|
home: Scaffold(
|
|
body: DropdownMenu<int>(
|
|
searchCallback: (List<DropdownMenuEntry<int>> entries, String query) {
|
|
if (query.isEmpty) {
|
|
return null;
|
|
}
|
|
final int index = entries.indexWhere(
|
|
(DropdownMenuEntry<int> entry) => entry.label.contains(query),
|
|
);
|
|
return index != -1 ? index : null;
|
|
},
|
|
dropdownMenuEntries: const <DropdownMenuEntry<int>>[
|
|
DropdownMenuEntry<int>(
|
|
value: 0,
|
|
label: 'ABC'
|
|
),
|
|
DropdownMenuEntry<int>(
|
|
value: 1,
|
|
label: 'AB'
|
|
),
|
|
DropdownMenuEntry<int>(
|
|
value: 2,
|
|
label: 'ABCD'
|
|
),
|
|
],
|
|
),
|
|
),
|
|
));
|
|
|
|
await tester.tap(find.byType(DropdownMenu<int>));
|
|
await tester.pump();
|
|
|
|
final Finder button0Material = find.descendant(
|
|
of: find.widgetWithText(MenuItemButton, 'ABC').last,
|
|
matching: find.byType(Material),
|
|
);
|
|
final Finder button1Material = find.descendant(
|
|
of: find.widgetWithText(MenuItemButton, 'AB').last,
|
|
matching: find.byType(Material),
|
|
);
|
|
final Finder button2Material = find.descendant(
|
|
of: find.widgetWithText(MenuItemButton, 'ABCD').last,
|
|
matching: find.byType(Material),
|
|
);
|
|
|
|
// Press down key three times, the highlight should move to the next item each time.
|
|
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
|
|
await tester.pump();
|
|
Material item0Material = tester.widget<Material>(button0Material);
|
|
expect(item0Material.color, themeData.colorScheme.onSurface.withOpacity(0.12));
|
|
|
|
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
|
|
await tester.pump();
|
|
Material item1Material = tester.widget<Material>(button1Material);
|
|
expect(item1Material.color, themeData.colorScheme.onSurface.withOpacity(0.12));
|
|
|
|
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
|
|
await tester.pump();
|
|
final Material item2Material = tester.widget<Material>(button2Material);
|
|
expect(item2Material.color, themeData.colorScheme.onSurface.withOpacity(0.12));
|
|
|
|
// Press up key two times, the highlight should up each time.
|
|
await tester.sendKeyEvent(LogicalKeyboardKey.arrowUp);
|
|
await tester.pump();
|
|
item1Material = tester.widget<Material>(button1Material);
|
|
expect(item1Material.color, themeData.colorScheme.onSurface.withOpacity(0.12));
|
|
|
|
await tester.sendKeyEvent(LogicalKeyboardKey.arrowUp);
|
|
await tester.pump();
|
|
item0Material = tester.widget<Material>(button0Material);
|
|
expect(item0Material.color, themeData.colorScheme.onSurface.withOpacity(0.12));
|
|
|
|
}, variant: TargetPlatformVariant.desktop());
|
|
|
|
// Regression test for https://github.com/flutter/flutter/issues/152375.
|
|
testWidgets('Searching can hightlight entry after keyboard navigation', (WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData();
|
|
await tester.pumpWidget(MaterialApp(
|
|
theme: themeData,
|
|
home: Scaffold(
|
|
body: DropdownMenu<TestMenu>(
|
|
dropdownMenuEntries: menuChildren,
|
|
),
|
|
),
|
|
));
|
|
|
|
// Open the menu and highlight the first item.
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pump();
|
|
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
|
|
await tester.pump();
|
|
// Search for the last item.
|
|
await tester.enterText(find.byType(TextField).first, menuChildren.last.label);
|
|
await tester.pump();
|
|
final Finder buttonMaterial = find.descendant(
|
|
of: find.widgetWithText(MenuItemButton, menuChildren.last.label).last,
|
|
matching: find.byType(Material),
|
|
);
|
|
final Material itemMaterial = tester.widget<Material>(buttonMaterial);
|
|
expect(itemMaterial.color, themeData.colorScheme.onSurface.withOpacity(0.12)); // Menu 1 button is highlighted.
|
|
}, variant: TargetPlatformVariant.desktop());
|
|
|
|
testWidgets('The text input should match the label of the menu item '
|
|
'while pressing down key on desktop platforms', (WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData();
|
|
await tester.pumpWidget(MaterialApp(
|
|
theme: themeData,
|
|
home: Scaffold(
|
|
body: DropdownMenu<TestMenu>(
|
|
dropdownMenuEntries: menuChildren,
|
|
),
|
|
),
|
|
));
|
|
|
|
// Open the menu
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pump();
|
|
|
|
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
|
|
await tester.pump();
|
|
expect(find.widgetWithText(TextField, 'Item 0'), findsOneWidget);
|
|
|
|
// Press down key one more time to the next item.
|
|
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
|
|
await tester.pump();
|
|
expect(find.widgetWithText(TextField, 'Menu 1'), findsOneWidget);
|
|
|
|
// Press down to the next item.
|
|
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
|
|
await tester.pump();
|
|
expect(find.widgetWithText(TextField, 'Item 2'), findsOneWidget);
|
|
}, variant: TargetPlatformVariant.desktop());
|
|
|
|
testWidgets('The text input should match the label of the menu item '
|
|
'while pressing up key on desktop platforms', (WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData();
|
|
await tester.pumpWidget(MaterialApp(
|
|
theme: themeData,
|
|
home: Scaffold(
|
|
body: DropdownMenu<TestMenu>(
|
|
dropdownMenuEntries: menuChildren,
|
|
),
|
|
),
|
|
));
|
|
|
|
// Open the menu
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pump();
|
|
|
|
await tester.sendKeyEvent(LogicalKeyboardKey.arrowUp);
|
|
await tester.pump();
|
|
expect(find.widgetWithText(TextField, 'Item 5'), findsOneWidget);
|
|
|
|
// Press up key one more time to the upper item.
|
|
await tester.sendKeyEvent(LogicalKeyboardKey.arrowUp);
|
|
await tester.pump();
|
|
expect(find.widgetWithText(TextField, 'Item 4'), findsOneWidget);
|
|
|
|
// Press up to the upper item.
|
|
await tester.sendKeyEvent(LogicalKeyboardKey.arrowUp);
|
|
await tester.pump();
|
|
expect(find.widgetWithText(TextField, 'Item 3'), findsOneWidget);
|
|
}, variant: TargetPlatformVariant.desktop());
|
|
|
|
testWidgets('Disabled button will be skipped while pressing up/down key on desktop platforms', (WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData();
|
|
final List<DropdownMenuEntry<TestMenu>> menuWithDisabledItems = <DropdownMenuEntry<TestMenu>>[
|
|
const DropdownMenuEntry<TestMenu>(value: TestMenu.mainMenu0, label: 'Item 0'),
|
|
const DropdownMenuEntry<TestMenu>(value: TestMenu.mainMenu1, label: 'Item 1', enabled: false),
|
|
const DropdownMenuEntry<TestMenu>(value: TestMenu.mainMenu2, label: 'Item 2', enabled: false),
|
|
const DropdownMenuEntry<TestMenu>(value: TestMenu.mainMenu3, label: 'Item 3'),
|
|
const DropdownMenuEntry<TestMenu>(value: TestMenu.mainMenu4, label: 'Item 4'),
|
|
const DropdownMenuEntry<TestMenu>(value: TestMenu.mainMenu5, label: 'Item 5', enabled: false),
|
|
];
|
|
await tester.pumpWidget(MaterialApp(
|
|
theme: themeData,
|
|
home: Scaffold(
|
|
body: DropdownMenu<TestMenu>(
|
|
dropdownMenuEntries: menuWithDisabledItems,
|
|
),
|
|
),
|
|
));
|
|
await tester.pump();
|
|
|
|
// Open the menu
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pumpAndSettle();
|
|
|
|
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
|
|
await tester.pumpAndSettle();
|
|
final Finder button0Material = find.descendant(
|
|
of: find.widgetWithText(MenuItemButton, 'Item 0').last,
|
|
matching: find.byType(Material),
|
|
);
|
|
final Material item0Material = tester.widget<Material>(button0Material);
|
|
expect(item0Material.color, themeData.colorScheme.onSurface.withOpacity(0.12)); // first item can be highlighted as it's enabled.
|
|
|
|
// Continue to press down key. Item 3 should be highlighted as Menu 1 and Item 2 are both disabled.
|
|
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
|
|
await tester.pumpAndSettle();
|
|
final Finder button3Material = find.descendant(
|
|
of: find.widgetWithText(MenuItemButton, 'Item 3').last,
|
|
matching: find.byType(Material),
|
|
);
|
|
final Material item3Material = tester.widget<Material>(button3Material);
|
|
expect(item3Material.color, themeData.colorScheme.onSurface.withOpacity(0.12));
|
|
}, variant: TargetPlatformVariant.desktop());
|
|
|
|
testWidgets('Searching is enabled by default on mobile platforms if initialSelection is non null', (WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData();
|
|
await tester.pumpWidget(MaterialApp(
|
|
theme: themeData,
|
|
home: Scaffold(
|
|
body: DropdownMenu<TestMenu>(
|
|
initialSelection: TestMenu.mainMenu1,
|
|
dropdownMenuEntries: menuChildren,
|
|
),
|
|
),
|
|
));
|
|
|
|
// Open the menu
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pump();
|
|
final Finder buttonMaterial = find.descendant(
|
|
of: find.widgetWithText(MenuItemButton, 'Menu 1').last,
|
|
matching: find.byType(Material),
|
|
);
|
|
final Material itemMaterial = tester.widget<Material>(buttonMaterial);
|
|
expect(itemMaterial.color, themeData.colorScheme.onSurface.withOpacity(0.12)); // Menu 1 button is highlighted.
|
|
}, variant: TargetPlatformVariant.mobile());
|
|
|
|
testWidgets('Searching is enabled by default on desktop platform', (WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData();
|
|
await tester.pumpWidget(MaterialApp(
|
|
theme: themeData,
|
|
home: Scaffold(
|
|
body: DropdownMenu<TestMenu>(
|
|
dropdownMenuEntries: menuChildren,
|
|
),
|
|
),
|
|
));
|
|
|
|
// Open the menu
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pump();
|
|
await tester.enterText(find.byType(TextField).first, 'Menu 1');
|
|
await tester.pumpAndSettle();
|
|
final Finder buttonMaterial = find.descendant(
|
|
of: find.widgetWithText(MenuItemButton, 'Menu 1').last,
|
|
matching: find.byType(Material),
|
|
);
|
|
final Material itemMaterial = tester.widget<Material>(buttonMaterial);
|
|
expect(itemMaterial.color, themeData.colorScheme.onSurface.withOpacity(0.12)); // Menu 1 button is highlighted.
|
|
}, variant: TargetPlatformVariant.desktop());
|
|
|
|
testWidgets('Highlight can move up/down starting from the searching result on desktop platforms', (WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData();
|
|
await tester.pumpWidget(MaterialApp(
|
|
theme: themeData,
|
|
home: Scaffold(
|
|
body: DropdownMenu<TestMenu>(
|
|
dropdownMenuEntries: menuChildren,
|
|
),
|
|
),
|
|
));
|
|
|
|
// Open the menu
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pump();
|
|
await tester.enterText(find.byType(TextField).first, 'Menu 1');
|
|
await tester.pumpAndSettle();
|
|
final Finder buttonMaterial = find.descendant(
|
|
of: find.widgetWithText(MenuItemButton, 'Menu 1').last,
|
|
matching: find.byType(Material),
|
|
);
|
|
final Material itemMaterial = tester.widget<Material>(buttonMaterial);
|
|
expect(itemMaterial.color, themeData.colorScheme.onSurface.withOpacity(0.12));
|
|
|
|
// Press up to the upper item (Item 0).
|
|
await simulateKeyDownEvent(LogicalKeyboardKey.arrowUp);
|
|
await simulateKeyUpEvent(LogicalKeyboardKey.arrowUp);
|
|
await tester.pumpAndSettle();
|
|
expect(find.widgetWithText(TextField, 'Item 0'), findsOneWidget);
|
|
final Finder button0Material = find.descendant(
|
|
of: find.widgetWithText(MenuItemButton, 'Item 0').last,
|
|
matching: find.byType(Material),
|
|
);
|
|
final Material item0Material = tester.widget<Material>(button0Material);
|
|
expect(item0Material.color, themeData.colorScheme.onSurface.withOpacity(0.12)); // Move up, the 'Item 0' is highlighted.
|
|
|
|
// Continue to move up to the last item (Item 5).
|
|
await simulateKeyDownEvent(LogicalKeyboardKey.arrowUp);
|
|
await simulateKeyUpEvent(LogicalKeyboardKey.arrowUp);
|
|
await tester.pumpAndSettle();
|
|
expect(find.widgetWithText(TextField, 'Item 5'), findsOneWidget);
|
|
final Finder button5Material = find.descendant(
|
|
of: find.widgetWithText(MenuItemButton, 'Item 5').last,
|
|
matching: find.byType(Material),
|
|
);
|
|
final Material item5Material = tester.widget<Material>(button5Material);
|
|
expect(item5Material.color, themeData.colorScheme.onSurface.withOpacity(0.12));
|
|
}, variant: TargetPlatformVariant.desktop());
|
|
|
|
testWidgets('Filtering is disabled by default', (WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData();
|
|
await tester.pumpWidget(MaterialApp(
|
|
theme: themeData,
|
|
home: Scaffold(
|
|
body: DropdownMenu<TestMenu>(
|
|
requestFocusOnTap: true,
|
|
dropdownMenuEntries: menuChildren,
|
|
),
|
|
),
|
|
));
|
|
|
|
// Open the menu
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pump();
|
|
|
|
await tester.enterText(find.byType(TextField).first, 'Menu 1');
|
|
await tester.pumpAndSettle();
|
|
for (final TestMenu menu in TestMenu.values) {
|
|
// One is layout for the _DropdownMenuBody, the other one is the real button item in the menu.
|
|
expect(find.widgetWithText(MenuItemButton, menu.label), findsNWidgets(2));
|
|
}
|
|
});
|
|
|
|
testWidgets('Enable filtering', (WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData();
|
|
await tester.pumpWidget(MaterialApp(
|
|
theme: themeData,
|
|
home: Scaffold(
|
|
body: DropdownMenu<TestMenu>(
|
|
requestFocusOnTap: true,
|
|
enableFilter: true,
|
|
dropdownMenuEntries: menuChildren,
|
|
),
|
|
),
|
|
));
|
|
|
|
// Open the menu
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pump();
|
|
|
|
await tester.enterText(find
|
|
.byType(TextField)
|
|
.first, 'Menu 1');
|
|
await tester.pumpAndSettle();
|
|
for (final TestMenu menu in TestMenu.values) {
|
|
// 'Menu 1' should be 2, other items should only find one.
|
|
if (menu.label == TestMenu.mainMenu1.label) {
|
|
expect(find.widgetWithText(MenuItemButton, menu.label), findsNWidgets(2));
|
|
} else {
|
|
expect(find.widgetWithText(MenuItemButton, menu.label), findsOneWidget);
|
|
}
|
|
}
|
|
});
|
|
|
|
testWidgets('Enable filtering with custom filter callback that filter text case sensitive', (WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData();
|
|
final TextEditingController controller = TextEditingController();
|
|
addTearDown(controller.dispose);
|
|
|
|
await tester.pumpWidget(MaterialApp(
|
|
theme: themeData,
|
|
home: Scaffold(
|
|
body: DropdownMenu<TestMenu>(
|
|
requestFocusOnTap: true,
|
|
enableFilter: true,
|
|
filterCallback: (List<DropdownMenuEntry<TestMenu>> entries, String filter) {
|
|
return entries.where((DropdownMenuEntry<TestMenu> element) => element.label.contains(filter)).toList();
|
|
},
|
|
dropdownMenuEntries: menuChildren,
|
|
controller: controller,
|
|
),
|
|
),
|
|
));
|
|
|
|
// Open the menu.
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pump();
|
|
|
|
await tester.enterText(find.byType(TextField).first, 'item');
|
|
expect(controller.text, 'item');
|
|
await tester.pumpAndSettle();
|
|
for (final TestMenu menu in TestMenu.values) {
|
|
expect(find.widgetWithText(MenuItemButton, menu.label).hitTestable(), findsNothing);
|
|
}
|
|
|
|
await tester.enterText(find.byType(TextField).first, 'Item');
|
|
expect(controller.text, 'Item');
|
|
await tester.pumpAndSettle();
|
|
expect(find.widgetWithText(MenuItemButton, 'Item 0').hitTestable(), findsOneWidget);
|
|
expect(find.widgetWithText(MenuItemButton, 'Menu 1').hitTestable(), findsNothing);
|
|
expect(find.widgetWithText(MenuItemButton, 'Item 2').hitTestable(), findsOneWidget);
|
|
expect(find.widgetWithText(MenuItemButton, 'Item 3').hitTestable(), findsOneWidget);
|
|
expect(find.widgetWithText(MenuItemButton, 'Item 4').hitTestable(), findsOneWidget);
|
|
expect(find.widgetWithText(MenuItemButton, 'Item 5').hitTestable(), findsOneWidget);
|
|
});
|
|
|
|
testWidgets('Throw assertion error when enable filtering with custom filter callback and enableFilter set on False', (WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData();
|
|
final TextEditingController controller = TextEditingController();
|
|
addTearDown(controller.dispose);
|
|
|
|
expect((){
|
|
MaterialApp(
|
|
theme: themeData,
|
|
home: Scaffold(
|
|
body: DropdownMenu<TestMenu>(
|
|
requestFocusOnTap: true,
|
|
filterCallback: (List<DropdownMenuEntry<TestMenu>> entries, String filter) {
|
|
return entries.where((DropdownMenuEntry<TestMenu> element) => element.label.contains(filter)).toList();
|
|
},
|
|
dropdownMenuEntries: menuChildren,
|
|
controller: controller,
|
|
),
|
|
),
|
|
);
|
|
}, throwsAssertionError);
|
|
});
|
|
|
|
testWidgets('The controller can access the value in the input field', (WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData();
|
|
final TextEditingController controller = TextEditingController();
|
|
addTearDown(controller.dispose);
|
|
|
|
await tester.pumpWidget(MaterialApp(
|
|
theme: themeData,
|
|
home: StatefulBuilder(
|
|
builder: (BuildContext context, StateSetter setState) {
|
|
return Scaffold(
|
|
body: DropdownMenu<TestMenu>(
|
|
requestFocusOnTap: true,
|
|
enableFilter: true,
|
|
dropdownMenuEntries: menuChildren,
|
|
controller: controller,
|
|
),
|
|
);
|
|
}
|
|
),
|
|
));
|
|
|
|
// Open the menu
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pump();
|
|
final Finder item3 = find.widgetWithText(MenuItemButton, 'Item 3').last;
|
|
await tester.tap(item3);
|
|
await tester.pumpAndSettle();
|
|
|
|
expect(controller.text, 'Item 3');
|
|
|
|
await tester.enterText(find.byType(TextField).first, 'New Item');
|
|
expect(controller.text, 'New Item');
|
|
});
|
|
|
|
testWidgets('The menu should be closed after text editing is complete', (WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData();
|
|
final TextEditingController controller = TextEditingController();
|
|
addTearDown(controller.dispose);
|
|
|
|
await tester.pumpWidget(MaterialApp(
|
|
theme: themeData,
|
|
home: Scaffold(
|
|
body: DropdownMenu<TestMenu>(
|
|
requestFocusOnTap: true,
|
|
enableFilter: true,
|
|
dropdownMenuEntries: menuChildren,
|
|
controller: controller,
|
|
),
|
|
),
|
|
));
|
|
// Access the MenuAnchor
|
|
final MenuAnchor menuAnchor = tester.widget<MenuAnchor>(find.byType(MenuAnchor));
|
|
|
|
// Open the menu
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pumpAndSettle();
|
|
expect(menuAnchor.controller!.isOpen, true);
|
|
|
|
// Simulate `TextInputAction.done` on textfield
|
|
await tester.testTextInput.receiveAction(TextInputAction.done);
|
|
await tester.pumpAndSettle();
|
|
expect(menuAnchor.controller!.isOpen, false);
|
|
});
|
|
|
|
testWidgets('The onSelected gets called only when a selection is made', (WidgetTester tester) async {
|
|
int selectionCount = 0;
|
|
|
|
final ThemeData themeData = ThemeData();
|
|
final List<DropdownMenuEntry<TestMenu>> menuWithDisabledItems = <DropdownMenuEntry<TestMenu>>[
|
|
const DropdownMenuEntry<TestMenu>(value: TestMenu.mainMenu0, label: 'Item 0'),
|
|
const DropdownMenuEntry<TestMenu>(value: TestMenu.mainMenu0, label: 'Item 1', enabled: false),
|
|
const DropdownMenuEntry<TestMenu>(value: TestMenu.mainMenu0, label: 'Item 2'),
|
|
const DropdownMenuEntry<TestMenu>(value: TestMenu.mainMenu0, label: 'Item 3'),
|
|
];
|
|
final TextEditingController controller = TextEditingController();
|
|
addTearDown(controller.dispose);
|
|
|
|
await tester.pumpWidget(MaterialApp(
|
|
theme: themeData,
|
|
home: StatefulBuilder(
|
|
builder: (BuildContext context, StateSetter setState) {
|
|
return Scaffold(
|
|
body: DropdownMenu<TestMenu>(
|
|
dropdownMenuEntries: menuWithDisabledItems,
|
|
controller: controller,
|
|
onSelected: (_) {
|
|
setState(() {
|
|
selectionCount++;
|
|
});
|
|
},
|
|
),
|
|
);
|
|
}
|
|
),
|
|
));
|
|
|
|
// Open the menu
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pump();
|
|
|
|
final bool isMobile = switch (themeData.platform) {
|
|
TargetPlatform.android || TargetPlatform.iOS || TargetPlatform.fuchsia => true,
|
|
TargetPlatform.macOS || TargetPlatform.linux || TargetPlatform.windows => false,
|
|
};
|
|
int expectedCount = isMobile ? 0 : 1;
|
|
|
|
// Test onSelected on key press
|
|
await simulateKeyDownEvent(LogicalKeyboardKey.arrowDown);
|
|
await tester.pumpAndSettle();
|
|
await tester.testTextInput.receiveAction(TextInputAction.done);
|
|
await tester.pumpAndSettle();
|
|
expect(selectionCount, expectedCount);
|
|
// The desktop platform closed the menu when a completion action is pressed. So we need to reopen it.
|
|
if (!isMobile) {
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pump();
|
|
}
|
|
|
|
// Disabled item doesn't trigger onSelected callback.
|
|
final Finder item1 = find.widgetWithText(MenuItemButton, 'Item 1').last;
|
|
await tester.tap(item1);
|
|
await tester.pumpAndSettle();
|
|
|
|
expect(controller.text, isMobile ? '' : 'Item 0');
|
|
expect(selectionCount, expectedCount);
|
|
|
|
final Finder item2 = find.widgetWithText(MenuItemButton, 'Item 2').last;
|
|
await tester.tap(item2);
|
|
await tester.pumpAndSettle();
|
|
|
|
expect(controller.text, 'Item 2');
|
|
expect(selectionCount, ++expectedCount);
|
|
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pump();
|
|
final Finder item3 = find.widgetWithText(MenuItemButton, 'Item 3').last;
|
|
await tester.tap(item3);
|
|
await tester.pumpAndSettle();
|
|
|
|
expect(controller.text, 'Item 3');
|
|
expect(selectionCount, ++expectedCount);
|
|
|
|
// On desktop platforms, when typing something in the text field without selecting any of the options,
|
|
// the onSelected should not be called.
|
|
if (!isMobile) {
|
|
await tester.enterText(find.byType(TextField).first, 'New Item');
|
|
expect(controller.text, 'New Item');
|
|
expect(selectionCount, expectedCount);
|
|
expect(find.widgetWithText(TextField, 'New Item'), findsOneWidget);
|
|
await tester.enterText(find.byType(TextField).first, '');
|
|
expect(selectionCount, expectedCount);
|
|
expect(controller.text.isEmpty, true);
|
|
}
|
|
}, variant: TargetPlatformVariant.all());
|
|
|
|
|
|
testWidgets('The selectedValue gives an initial text and highlights the according item', (WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData();
|
|
final TextEditingController controller = TextEditingController();
|
|
addTearDown(controller.dispose);
|
|
|
|
await tester.pumpWidget(MaterialApp(
|
|
theme: themeData,
|
|
home: StatefulBuilder(
|
|
builder: (BuildContext context, StateSetter setState) {
|
|
return Scaffold(
|
|
body: DropdownMenu<TestMenu>(
|
|
initialSelection: TestMenu.mainMenu3,
|
|
dropdownMenuEntries: menuChildren,
|
|
controller: controller,
|
|
),
|
|
);
|
|
}
|
|
),
|
|
));
|
|
|
|
expect(find.widgetWithText(TextField, 'Item 3'), findsOneWidget);
|
|
|
|
// Open the menu
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pump();
|
|
|
|
final Finder buttonMaterial = find.descendant(
|
|
of: find.widgetWithText(MenuItemButton, 'Item 3'),
|
|
matching: find.byType(Material),
|
|
).last;
|
|
|
|
// Validate the item 3 is highlighted.
|
|
final Material itemMaterial = tester.widget<Material>(buttonMaterial);
|
|
expect(itemMaterial.color, themeData.colorScheme.onSurface.withOpacity(0.12));
|
|
});
|
|
|
|
testWidgets(
|
|
'When the initial selection matches a menu entry, the text field displays the corresponding value',
|
|
(WidgetTester tester) async {
|
|
final TextEditingController controller = TextEditingController();
|
|
addTearDown(controller.dispose);
|
|
|
|
await tester.pumpWidget(MaterialApp(
|
|
home: StatefulBuilder(
|
|
builder: (BuildContext context, StateSetter setState) {
|
|
return Scaffold(
|
|
body: DropdownMenu<TestMenu>(
|
|
initialSelection: TestMenu.mainMenu3,
|
|
dropdownMenuEntries: menuChildren,
|
|
controller: controller,
|
|
),
|
|
);
|
|
}
|
|
),
|
|
));
|
|
|
|
expect(controller.text, TestMenu.mainMenu3.label);
|
|
},
|
|
);
|
|
|
|
testWidgets(
|
|
'Text field is empty when the initial selection does not match any menu entries',
|
|
(WidgetTester tester) async {
|
|
final TextEditingController controller = TextEditingController();
|
|
addTearDown(controller.dispose);
|
|
|
|
await tester.pumpWidget(MaterialApp(
|
|
home: StatefulBuilder(
|
|
builder: (BuildContext context, StateSetter setState) {
|
|
return Scaffold(
|
|
body: DropdownMenu<TestMenu>(
|
|
initialSelection: TestMenu.mainMenu3,
|
|
// Use a menu entries which does not contain TestMenu.mainMenu3.
|
|
dropdownMenuEntries: menuChildren.getRange(0, 1).toList(),
|
|
controller: controller,
|
|
),
|
|
);
|
|
}
|
|
),
|
|
));
|
|
|
|
expect(controller.text, isEmpty);
|
|
},
|
|
);
|
|
|
|
// Regression test for https://github.com/flutter/flutter/issues/155660.
|
|
testWidgets('Updating the menu entries refreshes the initial selection', (WidgetTester tester) async {
|
|
final TextEditingController controller = TextEditingController();
|
|
addTearDown(controller.dispose);
|
|
|
|
Widget boilerplate(List<DropdownMenuEntry<TestMenu>> entries) {
|
|
return MaterialApp(
|
|
home: StatefulBuilder(
|
|
builder: (BuildContext context, StateSetter setState) {
|
|
return Scaffold(
|
|
body: DropdownMenu<TestMenu>(
|
|
initialSelection: TestMenu.mainMenu3,
|
|
dropdownMenuEntries: entries,
|
|
controller: controller,
|
|
),
|
|
);
|
|
}
|
|
),
|
|
);
|
|
}
|
|
|
|
// The text field should be empty when the initial selection does not match
|
|
// any menu items.
|
|
await tester.pumpWidget(boilerplate(menuChildren.getRange(0, 1).toList()));
|
|
expect(controller.text, '');
|
|
|
|
// When the menu entries is updated the initial selection should be rematched.
|
|
await tester.pumpWidget(boilerplate(menuChildren));
|
|
expect(controller.text, TestMenu.mainMenu3.label);
|
|
|
|
// Update the entries with none matching the initial selection.
|
|
await tester.pumpWidget(boilerplate(menuChildren.getRange(0, 1).toList()));
|
|
expect(controller.text, '');
|
|
});
|
|
|
|
// Regression test for https://github.com/flutter/flutter/issues/155660.
|
|
testWidgets(
|
|
'Updating the menu entries refreshes the initial selection only if the current selection is no more valid',
|
|
(WidgetTester tester) async {
|
|
final TextEditingController controller = TextEditingController();
|
|
addTearDown(controller.dispose);
|
|
|
|
Widget boilerplate(List<DropdownMenuEntry<TestMenu>> entries) {
|
|
return MaterialApp(
|
|
home: StatefulBuilder(
|
|
builder: (BuildContext context, StateSetter setState) {
|
|
return Scaffold(
|
|
body: DropdownMenu<TestMenu>(
|
|
initialSelection: TestMenu.mainMenu3,
|
|
dropdownMenuEntries: entries,
|
|
controller: controller,
|
|
),
|
|
);
|
|
}
|
|
),
|
|
);
|
|
}
|
|
|
|
await tester.pumpWidget(boilerplate(menuChildren));
|
|
expect(controller.text, TestMenu.mainMenu3.label);
|
|
|
|
// Open the menu.
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pump();
|
|
|
|
// Select another item.
|
|
final Finder item2 = find.widgetWithText(MenuItemButton, 'Item 2').last;
|
|
await tester.tap(item2);
|
|
await tester.pumpAndSettle();
|
|
expect(controller.text, TestMenu.mainMenu2.label);
|
|
|
|
// Update the menu entries with another instance of list containing the
|
|
// same entries.
|
|
await tester.pumpWidget(boilerplate(
|
|
List<DropdownMenuEntry<TestMenu>>.from(menuChildren)
|
|
));
|
|
expect(controller.text, TestMenu.mainMenu2.label);
|
|
},
|
|
);
|
|
|
|
testWidgets('The default text input field should not be focused on mobile platforms '
|
|
'when it is tapped', (WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData();
|
|
|
|
Widget buildDropdownMenu() => MaterialApp(
|
|
theme: themeData,
|
|
home: Scaffold(
|
|
body: Column(
|
|
children: <Widget>[
|
|
DropdownMenu<TestMenu>(
|
|
dropdownMenuEntries: menuChildren,
|
|
),
|
|
],
|
|
),
|
|
),
|
|
);
|
|
|
|
// Test default condition.
|
|
await tester.pumpWidget(buildDropdownMenu());
|
|
await tester.pump();
|
|
|
|
final Finder textFieldFinder = find.byType(TextField);
|
|
final TextField result = tester.widget<TextField>(textFieldFinder);
|
|
expect(result.canRequestFocus, false);
|
|
}, variant: TargetPlatformVariant.mobile());
|
|
|
|
testWidgets('The text input field should be focused on desktop platforms '
|
|
'when it is tapped', (WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData();
|
|
|
|
Widget buildDropdownMenu() => MaterialApp(
|
|
theme: themeData,
|
|
home: Scaffold(
|
|
body: Column(
|
|
children: <Widget>[
|
|
DropdownMenu<TestMenu>(
|
|
dropdownMenuEntries: menuChildren,
|
|
),
|
|
],
|
|
),
|
|
),
|
|
);
|
|
|
|
await tester.pumpWidget(buildDropdownMenu());
|
|
await tester.pump();
|
|
|
|
final Finder textFieldFinder = find.byType(TextField);
|
|
final TextField result = tester.widget<TextField>(textFieldFinder);
|
|
expect(result.canRequestFocus, true);
|
|
}, variant: TargetPlatformVariant.desktop());
|
|
|
|
testWidgets('If requestFocusOnTap is true, the text input field can request focus, '
|
|
'otherwise it cannot request focus', (WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData();
|
|
|
|
Widget buildDropdownMenu({required bool requestFocusOnTap}) => MaterialApp(
|
|
theme: themeData,
|
|
home: Scaffold(
|
|
body: Column(
|
|
children: <Widget>[
|
|
DropdownMenu<TestMenu>(
|
|
requestFocusOnTap: requestFocusOnTap,
|
|
dropdownMenuEntries: menuChildren,
|
|
),
|
|
],
|
|
),
|
|
),
|
|
);
|
|
|
|
// Set requestFocusOnTap to true.
|
|
await tester.pumpWidget(buildDropdownMenu(requestFocusOnTap: true));
|
|
await tester.pump();
|
|
|
|
final Finder textFieldFinder = find.byType(TextField);
|
|
final TextField textField = tester.widget<TextField>(textFieldFinder);
|
|
expect(textField.canRequestFocus, true);
|
|
// Open the dropdown menu.
|
|
await tester.tap(textFieldFinder);
|
|
await tester.pump();
|
|
// Make a selection.
|
|
await tester.tap(find.widgetWithText(MenuItemButton, 'Item 0').last);
|
|
await tester.pump();
|
|
expect(find.widgetWithText(TextField, 'Item 0'), findsOneWidget);
|
|
|
|
// Set requestFocusOnTap to false.
|
|
await tester.pumpWidget(Container());
|
|
await tester.pumpWidget(buildDropdownMenu(requestFocusOnTap: false));
|
|
await tester.pumpAndSettle();
|
|
|
|
final Finder textFieldFinder1 = find.byType(TextField);
|
|
final TextField textField1 = tester.widget<TextField>(textFieldFinder1);
|
|
expect(textField1.canRequestFocus, false);
|
|
// Open the dropdown menu.
|
|
await tester.tap(textFieldFinder1);
|
|
await tester.pump();
|
|
// Make a selection.
|
|
await tester.tap(find.widgetWithText(MenuItemButton, 'Item 0').last);
|
|
await tester.pump();
|
|
expect(find.widgetWithText(TextField, 'Item 0'), findsOneWidget);
|
|
}, variant: TargetPlatformVariant.all());
|
|
|
|
testWidgets('If requestFocusOnTap is false, the mouse cursor should be clickable when hovered', (WidgetTester tester) async {
|
|
Widget buildDropdownMenu() => MaterialApp(
|
|
home: Scaffold(
|
|
body: Column(
|
|
children: <Widget>[
|
|
DropdownMenu<TestMenu>(
|
|
requestFocusOnTap: false,
|
|
dropdownMenuEntries: menuChildren,
|
|
),
|
|
],
|
|
),
|
|
),
|
|
);
|
|
|
|
await tester.pumpWidget(buildDropdownMenu());
|
|
await tester.pumpAndSettle();
|
|
|
|
final Finder textFieldFinder = find.byType(TextField);
|
|
final TextField textField = tester.widget<TextField>(textFieldFinder);
|
|
expect(textField.canRequestFocus, false);
|
|
|
|
final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse, pointer: 1);
|
|
await gesture.moveTo(tester.getCenter(textFieldFinder));
|
|
expect(RendererBinding.instance.mouseTracker.debugDeviceActiveCursor(1), SystemMouseCursors.click);
|
|
});
|
|
|
|
testWidgets('If enabled is false, the mouse cursor should be deferred when hovered', (WidgetTester tester) async {
|
|
Widget buildDropdownMenu({ bool enabled = true, bool? requestFocusOnTap }) {
|
|
return MaterialApp(
|
|
home: Scaffold(
|
|
body: Column(
|
|
children: <Widget>[
|
|
DropdownMenu<TestMenu>(
|
|
enabled: enabled,
|
|
requestFocusOnTap: requestFocusOnTap,
|
|
dropdownMenuEntries: menuChildren,
|
|
),
|
|
],
|
|
),
|
|
),
|
|
);
|
|
}
|
|
|
|
// Check mouse cursor dropdown menu is disabled and requestFocusOnTap is true.
|
|
await tester.pumpWidget(buildDropdownMenu(enabled: false, requestFocusOnTap: true));
|
|
await tester.pumpAndSettle();
|
|
|
|
Finder textFieldFinder = find.byType(TextField);
|
|
TextField textField = tester.widget<TextField>(textFieldFinder);
|
|
expect(textField.canRequestFocus, true);
|
|
|
|
final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse, pointer: 1);
|
|
await gesture.moveTo(tester.getCenter(textFieldFinder));
|
|
expect(RendererBinding.instance.mouseTracker.debugDeviceActiveCursor(1), SystemMouseCursors.basic);
|
|
|
|
// Remove the pointer.
|
|
await gesture.removePointer();
|
|
|
|
// Check mouse cursor dropdown menu is disabled and requestFocusOnTap is false.
|
|
await tester.pumpWidget(buildDropdownMenu(enabled: false, requestFocusOnTap: false));
|
|
await tester.pumpAndSettle();
|
|
|
|
textFieldFinder = find.byType(TextField);
|
|
textField = tester.widget<TextField>(textFieldFinder);
|
|
expect(textField.canRequestFocus, false);
|
|
|
|
// Add a new pointer.
|
|
await gesture.addPointer();
|
|
await gesture.moveTo(tester.getCenter(textFieldFinder));
|
|
expect(RendererBinding.instance.mouseTracker.debugDeviceActiveCursor(1), SystemMouseCursors.basic);
|
|
|
|
// Remove the pointer.
|
|
await gesture.removePointer();
|
|
|
|
// Check enabled dropdown menu updates the mouse cursor when hovered.
|
|
await tester.pumpWidget(buildDropdownMenu(requestFocusOnTap: true));
|
|
await tester.pumpAndSettle();
|
|
|
|
textFieldFinder = find.byType(TextField);
|
|
textField = tester.widget<TextField>(textFieldFinder);
|
|
expect(textField.canRequestFocus, true);
|
|
|
|
// Add a new pointer.
|
|
await gesture.addPointer();
|
|
await gesture.moveTo(tester.getCenter(textFieldFinder));
|
|
expect(RendererBinding.instance.mouseTracker.debugDeviceActiveCursor(1), SystemMouseCursors.text);
|
|
});
|
|
|
|
testWidgets('The menu has the same width as the input field in ListView', (WidgetTester tester) async {
|
|
// Regression test for https://github.com/flutter/flutter/issues/123631
|
|
await tester.pumpWidget(MaterialApp(
|
|
home: Scaffold(
|
|
body: ListView(
|
|
children: <Widget>[
|
|
DropdownMenu<TestMenu>(
|
|
dropdownMenuEntries: menuChildren,
|
|
),
|
|
],
|
|
),
|
|
),
|
|
));
|
|
|
|
final Rect textInput = tester.getRect(find.byType(TextField));
|
|
|
|
await tester.tap(find.byType(TextField));
|
|
await tester.pumpAndSettle();
|
|
|
|
final Finder findMenu = find.byWidgetPredicate((Widget widget) {
|
|
return widget.runtimeType.toString() == '_MenuPanel';
|
|
});
|
|
final Rect menu = tester.getRect(findMenu);
|
|
expect(textInput.width, menu.width);
|
|
|
|
await tester.pumpWidget(Container());
|
|
await tester.pumpWidget(MaterialApp(
|
|
home: Scaffold(
|
|
body: ListView(
|
|
children: <Widget>[
|
|
DropdownMenu<TestMenu>(
|
|
width: 200,
|
|
dropdownMenuEntries: menuChildren,
|
|
),
|
|
],
|
|
),
|
|
),
|
|
));
|
|
|
|
final Rect textInput1 = tester.getRect(find.byType(TextField));
|
|
|
|
await tester.tap(find.byType(TextField));
|
|
await tester.pumpAndSettle();
|
|
|
|
final Finder findMenu1 = find.byWidgetPredicate((Widget widget) {
|
|
return widget.runtimeType.toString() == '_MenuPanel';
|
|
});
|
|
final Rect menu1 = tester.getRect(findMenu1);
|
|
expect(textInput1.width, 200);
|
|
expect(menu1.width, 200);
|
|
});
|
|
|
|
testWidgets('Semantics does not include hint when input is not empty', (WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData();
|
|
const String hintText = 'I am hintText';
|
|
TestMenu? selectedValue;
|
|
final TextEditingController controller = TextEditingController();
|
|
addTearDown(controller.dispose);
|
|
|
|
await tester.pumpWidget(
|
|
StatefulBuilder(
|
|
builder: (BuildContext context, StateSetter setState) => MaterialApp(
|
|
theme: themeData,
|
|
home: Scaffold(
|
|
body: Center(
|
|
child: DropdownMenu<TestMenu>(
|
|
requestFocusOnTap: true,
|
|
dropdownMenuEntries: menuChildren,
|
|
hintText: hintText,
|
|
onSelected: (TestMenu? value) {
|
|
setState(() {
|
|
selectedValue = value;
|
|
});
|
|
},
|
|
controller: controller,
|
|
),
|
|
),
|
|
),
|
|
),
|
|
),
|
|
);
|
|
final SemanticsNode node = tester.getSemantics(find.text(hintText));
|
|
|
|
expect(selectedValue?.label, null);
|
|
expect(node.label, hintText);
|
|
expect(node.value, '');
|
|
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pumpAndSettle();
|
|
await tester.tap(find.widgetWithText(MenuItemButton, 'Item 3').last);
|
|
await tester.pumpAndSettle();
|
|
expect(selectedValue?.label, 'Item 3');
|
|
expect(node.label, '');
|
|
expect(node.value, 'Item 3');
|
|
});
|
|
|
|
testWidgets('helperText is not visible when errorText is not null', (WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData();
|
|
const String helperText = 'I am helperText';
|
|
const String errorText = 'I am errorText';
|
|
|
|
Widget buildFrame(bool hasError) {
|
|
return MaterialApp(
|
|
theme: themeData,
|
|
home: Scaffold(
|
|
body: Center(
|
|
child: DropdownMenu<TestMenu>(
|
|
dropdownMenuEntries: menuChildren,
|
|
helperText: helperText,
|
|
errorText: hasError ? errorText : null,
|
|
),
|
|
),
|
|
),
|
|
);
|
|
}
|
|
|
|
await tester.pumpWidget(buildFrame(false));
|
|
expect(find.text(helperText), findsOneWidget);
|
|
expect(find.text(errorText), findsNothing);
|
|
|
|
await tester.pumpWidget(buildFrame(true));
|
|
await tester.pumpAndSettle();
|
|
expect(find.text(helperText), findsNothing);
|
|
expect(find.text(errorText), findsOneWidget);
|
|
});
|
|
|
|
testWidgets('DropdownMenu can respect helperText when helperText is not null', (WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData();
|
|
const String helperText = 'I am helperText';
|
|
|
|
Widget buildFrame() {
|
|
return MaterialApp(
|
|
theme: themeData,
|
|
home: Scaffold(
|
|
body: Center(
|
|
child: DropdownMenu<TestMenu>(
|
|
dropdownMenuEntries: menuChildren,
|
|
helperText: helperText,
|
|
),
|
|
),
|
|
),
|
|
);
|
|
}
|
|
|
|
await tester.pumpWidget(buildFrame());
|
|
expect(find.text(helperText), findsOneWidget);
|
|
});
|
|
|
|
testWidgets('DropdownMenu can respect errorText when errorText is not null', (WidgetTester tester) async {
|
|
final ThemeData themeData = ThemeData();
|
|
const String errorText = 'I am errorText';
|
|
|
|
Widget buildFrame() {
|
|
return MaterialApp(
|
|
theme: themeData,
|
|
home: Scaffold(
|
|
body: Center(
|
|
child: DropdownMenu<TestMenu>(
|
|
dropdownMenuEntries: menuChildren,
|
|
errorText: errorText,
|
|
),
|
|
),
|
|
),
|
|
);
|
|
}
|
|
|
|
await tester.pumpWidget(buildFrame());
|
|
expect(find.text(errorText), findsOneWidget);
|
|
});
|
|
|
|
testWidgets('Can scroll to the highlighted item', (WidgetTester tester) async {
|
|
await tester.pumpWidget(MaterialApp(
|
|
home: Scaffold(
|
|
body: DropdownMenu<TestMenu>(
|
|
requestFocusOnTap: true,
|
|
menuHeight: 100, // Give a small number so the list can only show 2 or 3 items.
|
|
dropdownMenuEntries: menuChildren,
|
|
),
|
|
),
|
|
));
|
|
await tester.pumpAndSettle();
|
|
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pumpAndSettle();
|
|
|
|
expect(find.text('Item 5').hitTestable(), findsNothing);
|
|
await tester.enterText(find.byType(TextField), '5');
|
|
await tester.pumpAndSettle();
|
|
// Item 5 should show up.
|
|
expect(find.text('Item 5').hitTestable(), findsOneWidget);
|
|
});
|
|
|
|
// This is a regression test for https://github.com/flutter/flutter/issues/131676.
|
|
testWidgets('Material3 - DropdownMenu uses correct text styles', (WidgetTester tester) async {
|
|
const TextStyle inputTextThemeStyle = TextStyle(
|
|
fontSize: 18.5,
|
|
fontStyle: FontStyle.italic,
|
|
wordSpacing: 1.2,
|
|
decoration: TextDecoration.lineThrough,
|
|
);
|
|
const TextStyle menuItemTextThemeStyle = TextStyle(
|
|
fontSize: 20.5,
|
|
fontStyle: FontStyle.italic,
|
|
wordSpacing: 2.1,
|
|
decoration: TextDecoration.underline,
|
|
);
|
|
final ThemeData themeData = ThemeData(
|
|
useMaterial3: true,
|
|
textTheme: const TextTheme(
|
|
bodyLarge: inputTextThemeStyle,
|
|
labelLarge: menuItemTextThemeStyle,
|
|
),
|
|
);
|
|
await tester.pumpWidget(buildTest(themeData, menuChildren));
|
|
|
|
// Test input text style uses the TextTheme.bodyLarge.
|
|
final EditableText editableText = tester.widget(find.byType(EditableText));
|
|
expect(editableText.style.fontSize, inputTextThemeStyle.fontSize);
|
|
expect(editableText.style.fontStyle, inputTextThemeStyle.fontStyle);
|
|
expect(editableText.style.wordSpacing, inputTextThemeStyle.wordSpacing);
|
|
expect(editableText.style.decoration, inputTextThemeStyle.decoration);
|
|
|
|
// Open the menu.
|
|
await tester.tap(find.widgetWithIcon(IconButton, Icons.arrow_drop_down).first);
|
|
await tester.pump();
|
|
|
|
final Finder buttonMaterial = find.descendant(
|
|
of: find.byType(TextButton),
|
|
matching: find.byType(Material),
|
|
).last;
|
|
|
|
// Test menu item text style uses the TextTheme.labelLarge.
|
|
final Material material = tester.widget<Material>(buttonMaterial);
|
|
expect(material.textStyle?.fontSize, menuItemTextThemeStyle.fontSize);
|
|
expect(material.textStyle?.fontStyle, menuItemTextThemeStyle.fontStyle);
|
|
expect(material.textStyle?.wordSpacing, menuItemTextThemeStyle.wordSpacing);
|
|
expect(material.textStyle?.decoration, menuItemTextThemeStyle.decoration);
|
|
});
|
|
|
|
testWidgets('DropdownMenuEntries do not overflow when width is specified', (WidgetTester tester) async {
|
|
// Regression test for https://github.com/flutter/flutter/issues/126882
|
|
final TextEditingController controller = TextEditingController();
|
|
addTearDown(controller.dispose);
|
|
|
|
await tester.pumpWidget(
|
|
MaterialApp(
|
|
home: Scaffold(
|
|
body: DropdownMenu<TestMenu>(
|
|
controller: controller,
|
|
width: 100,
|
|
dropdownMenuEntries: TestMenu.values.map<DropdownMenuEntry<TestMenu>>((TestMenu item) {
|
|
return DropdownMenuEntry<TestMenu>(
|
|
value: item,
|
|
label: '${item.label} $longText',
|
|
);
|
|
}).toList(),
|
|
),
|
|
),
|
|
),
|
|
);
|
|
|
|
// Opening the width=100 menu should not crash.
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
expect(tester.takeException(), isNull);
|
|
await tester.pumpAndSettle();
|
|
|
|
Finder findMenuItemText(String label) {
|
|
final String labelText = '$label $longText';
|
|
return find.descendant(
|
|
of: find.widgetWithText(MenuItemButton, labelText),
|
|
matching: find.byType(Text),
|
|
).last;
|
|
}
|
|
|
|
// Actual size varies a little on web platforms.
|
|
final Matcher closeTo300 = closeTo(300, 0.25);
|
|
expect(tester.getSize(findMenuItemText('Item 0')).height, closeTo300);
|
|
expect(tester.getSize(findMenuItemText('Menu 1')).height, closeTo300);
|
|
expect(tester.getSize(findMenuItemText('Item 2')).height, closeTo300);
|
|
expect(tester.getSize(findMenuItemText('Item 3')).height, closeTo300);
|
|
|
|
await tester.tap(findMenuItemText('Item 0'));
|
|
await tester.pumpAndSettle();
|
|
expect(controller.text, 'Item 0 $longText');
|
|
});
|
|
|
|
testWidgets('DropdownMenuEntry.labelWidget is Text that specifies maxLines 1 or 2', (WidgetTester tester) async {
|
|
// Regression test for https://github.com/flutter/flutter/issues/126882
|
|
final TextEditingController controller = TextEditingController();
|
|
addTearDown(controller.dispose);
|
|
|
|
Widget buildFrame({ required int maxLines }) {
|
|
return MaterialApp(
|
|
home: Scaffold(
|
|
body: DropdownMenu<TestMenu>(
|
|
key: ValueKey<int>(maxLines),
|
|
controller: controller,
|
|
width: 100,
|
|
dropdownMenuEntries: TestMenu.values.map<DropdownMenuEntry<TestMenu>>((TestMenu item) {
|
|
return DropdownMenuEntry<TestMenu>(
|
|
value: item,
|
|
label: '${item.label} $longText',
|
|
labelWidget: Text('${item.label} $longText', maxLines: maxLines),
|
|
);
|
|
}).toList(),
|
|
),
|
|
)
|
|
);
|
|
}
|
|
|
|
Finder findMenuItemText(String label) {
|
|
final String labelText = '$label $longText';
|
|
return find.descendant(
|
|
of: find.widgetWithText(MenuItemButton, labelText),
|
|
matching: find.byType(Text),
|
|
).last;
|
|
}
|
|
|
|
await tester.pumpWidget(buildFrame(maxLines: 1));
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
|
|
// Actual size varies a little on web platforms.
|
|
final Matcher closeTo20 = closeTo(20, 0.05);
|
|
expect(tester.getSize(findMenuItemText('Item 0')).height, closeTo20);
|
|
expect(tester.getSize(findMenuItemText('Menu 1')).height, closeTo20);
|
|
expect(tester.getSize(findMenuItemText('Item 2')).height, closeTo20);
|
|
expect(tester.getSize(findMenuItemText('Item 3')).height, closeTo20);
|
|
|
|
// Close the menu
|
|
await tester.tap(find.byType(TextField));
|
|
await tester.pumpAndSettle();
|
|
expect(controller.text, ''); // nothing selected
|
|
|
|
await tester.pumpWidget(buildFrame(maxLines: 2));
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
|
|
// Actual size varies a little on web platforms.
|
|
final Matcher closeTo40 = closeTo(40, 0.05);
|
|
expect(tester.getSize(findMenuItemText('Item 0')).height, closeTo40);
|
|
expect(tester.getSize(findMenuItemText('Menu 1')).height, closeTo40);
|
|
expect(tester.getSize(findMenuItemText('Item 2')).height, closeTo40);
|
|
expect(tester.getSize(findMenuItemText('Item 3')).height, closeTo40);
|
|
|
|
// Close the menu
|
|
await tester.tap(find.byType(TextField));
|
|
await tester.pumpAndSettle();
|
|
expect(controller.text, ''); // nothing selected
|
|
});
|
|
|
|
// Regression test for https://github.com/flutter/flutter/issues/131350.
|
|
testWidgets('DropdownMenuEntry.leadingIcon default layout', (WidgetTester tester) async {
|
|
// The DropdownMenu should not get extra padding in DropdownMenuEntry items
|
|
// when both text field and DropdownMenuEntry have leading icons.
|
|
await tester.pumpWidget(const MaterialApp(
|
|
home: Scaffold(
|
|
body: DropdownMenu<int>(
|
|
leadingIcon: Icon(Icons.search),
|
|
hintText: 'Hint',
|
|
dropdownMenuEntries: <DropdownMenuEntry<int>>[
|
|
DropdownMenuEntry<int>(
|
|
value: 0,
|
|
label: 'Item 0',
|
|
leadingIcon: Icon(Icons.alarm)
|
|
),
|
|
DropdownMenuEntry<int>(value: 1, label: 'Item 1'),
|
|
],
|
|
),
|
|
)
|
|
));
|
|
await tester.tap(find.byType(DropdownMenu<int>));
|
|
await tester.pumpAndSettle();
|
|
|
|
// Check text location in text field.
|
|
expect(tester.getTopLeft(find.text('Hint')).dx, 48.0);
|
|
|
|
// By default, the text of item 0 should be aligned with the text of the text field.
|
|
expect(tester.getTopLeft(find.text('Item 0').last).dx, 48.0);
|
|
|
|
// By default, the text of item 1 should be aligned with the text of the text field,
|
|
// so there are some extra padding before "Item 1".
|
|
expect(tester.getTopLeft(find.text('Item 1').last).dx, 48.0);
|
|
});
|
|
|
|
testWidgets('DropdownMenu can have customized search algorithm', (WidgetTester tester) async {
|
|
final ThemeData theme = ThemeData();
|
|
Widget dropdownMenu({ SearchCallback<int>? searchCallback }) {
|
|
return MaterialApp(
|
|
theme: theme,
|
|
home: Scaffold(
|
|
body: DropdownMenu<int>(
|
|
requestFocusOnTap: true,
|
|
searchCallback: searchCallback,
|
|
dropdownMenuEntries: const <DropdownMenuEntry<int>>[
|
|
DropdownMenuEntry<int>(value: 0, label: 'All'),
|
|
DropdownMenuEntry<int>(value: 1, label: 'Unread'),
|
|
DropdownMenuEntry<int>(value: 2, label: 'Read'),
|
|
],
|
|
),
|
|
)
|
|
);
|
|
}
|
|
|
|
void checkExpectedHighlight({String? searchResult, required List<String> otherItems}) {
|
|
if (searchResult != null) {
|
|
final Finder material = find.descendant(
|
|
of: find.widgetWithText(MenuItemButton, searchResult).last,
|
|
matching: find.byType(Material),
|
|
);
|
|
final Material itemMaterial = tester.widget<Material>(material);
|
|
expect(itemMaterial.color, theme.colorScheme.onSurface.withOpacity(0.12));
|
|
}
|
|
|
|
for (final String nonHighlight in otherItems) {
|
|
final Finder material = find.descendant(
|
|
of: find.widgetWithText(MenuItemButton, nonHighlight).last,
|
|
matching: find.byType(Material),
|
|
);
|
|
final Material itemMaterial = tester.widget<Material>(material);
|
|
expect(itemMaterial.color, Colors.transparent);
|
|
}
|
|
}
|
|
|
|
// Test default.
|
|
await tester.pumpWidget(dropdownMenu());
|
|
await tester.pump();
|
|
await tester.tap(find.byType(DropdownMenu<int>));
|
|
await tester.pumpAndSettle();
|
|
|
|
await tester.enterText(find.byType(TextField), 'read');
|
|
await tester.pump();
|
|
checkExpectedHighlight(searchResult: 'Unread', otherItems: <String>['All', 'Read']); // Because "Unread" contains "read".
|
|
|
|
// Test custom search algorithm.
|
|
await tester.pumpWidget(dropdownMenu(
|
|
searchCallback: (_, __) => 0
|
|
));
|
|
await tester.pump();
|
|
await tester.enterText(find.byType(TextField), 'read');
|
|
await tester.pump();
|
|
checkExpectedHighlight(searchResult: 'All', otherItems: <String>['Unread', 'Read']); // Because the search result should always be index 0.
|
|
|
|
// Test custom search algorithm - exact match.
|
|
await tester.pumpWidget(dropdownMenu(
|
|
searchCallback: (List<DropdownMenuEntry<int>> entries, String query) {
|
|
if (query.isEmpty) {
|
|
return null;
|
|
}
|
|
final int index = entries.indexWhere((DropdownMenuEntry<int> entry) => entry.label == query);
|
|
|
|
return index != -1 ? index : null;
|
|
},
|
|
));
|
|
await tester.pump();
|
|
|
|
await tester.enterText(find.byType(TextField), 'read');
|
|
await tester.pump();
|
|
checkExpectedHighlight(otherItems: <String>['All', 'Unread', 'Read']); // Because it's case sensitive.
|
|
await tester.enterText(find.byType(TextField), 'Read');
|
|
await tester.pump();
|
|
checkExpectedHighlight(searchResult: 'Read', otherItems: <String>['All', 'Unread']);
|
|
});
|
|
|
|
testWidgets('onSelected gets called when a selection is made in a nested menu', (WidgetTester tester) async {
|
|
int selectionCount = 0;
|
|
|
|
final ThemeData themeData = ThemeData();
|
|
final List<DropdownMenuEntry<TestMenu>> menuWithDisabledItems = <DropdownMenuEntry<TestMenu>>[
|
|
const DropdownMenuEntry<TestMenu>(value: TestMenu.mainMenu0, label: 'Item 0'),
|
|
];
|
|
|
|
await tester.pumpWidget(MaterialApp(
|
|
theme: themeData,
|
|
home: StatefulBuilder(builder: (BuildContext context, StateSetter setState) {
|
|
return Scaffold(
|
|
body: MenuAnchor(
|
|
menuChildren: <Widget>[
|
|
DropdownMenu<TestMenu>(
|
|
dropdownMenuEntries: menuWithDisabledItems,
|
|
onSelected: (_) {
|
|
setState(() {
|
|
selectionCount++;
|
|
});
|
|
},
|
|
),
|
|
],
|
|
builder: (BuildContext context, MenuController controller, Widget? widget) {
|
|
return IconButton(
|
|
icon: const Icon(Icons.smartphone_rounded),
|
|
onPressed: () {
|
|
controller.open();
|
|
},
|
|
);
|
|
},
|
|
),
|
|
);
|
|
}),
|
|
));
|
|
|
|
// Open the first menu
|
|
await tester.tap(find.byType(IconButton));
|
|
await tester.pump();
|
|
// Open the dropdown menu
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pump();
|
|
|
|
final Finder item1 = find.widgetWithText(MenuItemButton, 'Item 0').last;
|
|
await tester.tap(item1);
|
|
await tester.pumpAndSettle();
|
|
|
|
expect(selectionCount, 1);
|
|
});
|
|
|
|
testWidgets('When onSelected is called and menu is closed, no textEditingController exception is thrown',
|
|
(WidgetTester tester) async {
|
|
int selectionCount = 0;
|
|
|
|
final ThemeData themeData = ThemeData();
|
|
final List<DropdownMenuEntry<TestMenu>> menuWithDisabledItems = <DropdownMenuEntry<TestMenu>>[
|
|
const DropdownMenuEntry<TestMenu>(value: TestMenu.mainMenu0, label: 'Item 0'),
|
|
];
|
|
|
|
await tester.pumpWidget(MaterialApp(
|
|
theme: themeData,
|
|
home: StatefulBuilder(builder: (BuildContext context, StateSetter setState) {
|
|
return Scaffold(
|
|
body: MenuAnchor(
|
|
menuChildren: <Widget>[
|
|
DropdownMenu<TestMenu>(
|
|
dropdownMenuEntries: menuWithDisabledItems,
|
|
onSelected: (_) {
|
|
setState(() {
|
|
selectionCount++;
|
|
});
|
|
},
|
|
),
|
|
],
|
|
builder: (BuildContext context, MenuController controller, Widget? widget) {
|
|
return IconButton(
|
|
icon: const Icon(Icons.smartphone_rounded),
|
|
onPressed: () {
|
|
controller.open();
|
|
},
|
|
);
|
|
},
|
|
),
|
|
);
|
|
}),
|
|
));
|
|
|
|
// Open the first menu
|
|
await tester.tap(find.byType(IconButton));
|
|
await tester.pump();
|
|
// Open the dropdown menu
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pump();
|
|
|
|
final Finder item1 = find.widgetWithText(MenuItemButton, 'Item 0').last;
|
|
await tester.tap(item1);
|
|
await tester.pumpAndSettle();
|
|
|
|
expect(selectionCount, 1);
|
|
expect(tester.takeException(), isNull);
|
|
});
|
|
|
|
// Regression test for https://github.com/flutter/flutter/issues/139871.
|
|
testWidgets('setState is not called through addPostFrameCallback after DropdownMenu is unmounted', (WidgetTester tester) async {
|
|
await tester.pumpWidget(
|
|
MaterialApp(
|
|
home: Scaffold(
|
|
body: ListView.builder(
|
|
itemCount: 500,
|
|
itemBuilder: (BuildContext context, int index) {
|
|
if (index == 250) {
|
|
return DropdownMenu<TestMenu>(
|
|
dropdownMenuEntries: menuChildren,
|
|
);
|
|
} else {
|
|
return Container(height: 50);
|
|
}
|
|
},
|
|
),
|
|
),
|
|
),
|
|
);
|
|
|
|
await tester.fling(find.byType(ListView), const Offset(0, -20000), 200000.0);
|
|
|
|
await tester.pumpAndSettle();
|
|
|
|
expect(tester.takeException(), isNull);
|
|
});
|
|
|
|
testWidgets('Menu shows scrollbar when height is limited', (WidgetTester tester) async {
|
|
final List<DropdownMenuEntry<TestMenu>> menuItems = <DropdownMenuEntry<TestMenu>>[
|
|
DropdownMenuEntry<TestMenu>(
|
|
value: TestMenu.mainMenu0,
|
|
label: 'Item 0',
|
|
style: MenuItemButton.styleFrom(
|
|
minimumSize: const Size.fromHeight(1000),
|
|
)
|
|
),
|
|
];
|
|
|
|
await tester.pumpWidget(MaterialApp(
|
|
home: Scaffold(
|
|
body: DropdownMenu<TestMenu>(
|
|
dropdownMenuEntries: menuItems,
|
|
),
|
|
),
|
|
));
|
|
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pumpAndSettle();
|
|
|
|
expect(find.byType(Scrollbar), findsOneWidget);
|
|
}, variant: TargetPlatformVariant.all());
|
|
|
|
testWidgets('DropdownMenu.focusNode can focus text input field', (WidgetTester tester) async {
|
|
final FocusNode focusNode = FocusNode();
|
|
addTearDown(focusNode.dispose);
|
|
final ThemeData theme = ThemeData();
|
|
|
|
await tester.pumpWidget(MaterialApp(
|
|
theme: theme,
|
|
home: Scaffold(
|
|
body: DropdownMenu<String>(
|
|
focusNode: focusNode,
|
|
dropdownMenuEntries: const <DropdownMenuEntry<String>>[
|
|
DropdownMenuEntry<String>(
|
|
value: 'Yolk',
|
|
label: 'Yolk',
|
|
),
|
|
DropdownMenuEntry<String>(
|
|
value: 'Eggbert',
|
|
label: 'Eggbert',
|
|
),
|
|
],
|
|
),
|
|
),
|
|
));
|
|
|
|
RenderBox box = tester.renderObject(find.byType(InputDecorator));
|
|
|
|
// Test input border when not focused.
|
|
expect(box, paints..rrect(color: theme.colorScheme.outline));
|
|
|
|
focusNode.requestFocus();
|
|
await tester.pump();
|
|
// Advance input decorator animation.
|
|
await tester.pump(const Duration(milliseconds: 200));
|
|
|
|
box = tester.renderObject(find.byType(InputDecorator));
|
|
|
|
// Test input border when focused.
|
|
expect(box, paints..rrect(color: theme.colorScheme.primary));
|
|
});
|
|
|
|
// Regression test for https://github.com/flutter/flutter/issues/131120.
|
|
testWidgets('Focus traversal ignores non visible entries', (WidgetTester tester) async {
|
|
final FocusNode buttonFocusNode = FocusNode();
|
|
addTearDown(buttonFocusNode.dispose);
|
|
|
|
await tester.pumpWidget(MaterialApp(
|
|
home: Scaffold(
|
|
body: Column(
|
|
children: <Widget>[
|
|
DropdownMenu<TestMenu>(dropdownMenuEntries: menuChildren),
|
|
ElevatedButton(
|
|
focusNode: buttonFocusNode,
|
|
onPressed: () {},
|
|
child: const Text('Button'),
|
|
)
|
|
],
|
|
),
|
|
),
|
|
));
|
|
|
|
// Move the focus to the text field.
|
|
primaryFocus!.nextFocus();
|
|
await tester.pump();
|
|
final Element textField = tester.element(find.byType(TextField));
|
|
expect(Focus.of(textField).hasFocus, isTrue);
|
|
|
|
// Move the focus to the dropdown trailing icon.
|
|
primaryFocus!.nextFocus();
|
|
await tester.pump();
|
|
final Element iconButton = tester.firstElement(find.byIcon(Icons.arrow_drop_down));
|
|
expect(Focus.of(iconButton).hasFocus, isTrue);
|
|
|
|
// Move the focus to the elevated button.
|
|
primaryFocus!.nextFocus();
|
|
await tester.pump();
|
|
expect(buttonFocusNode.hasFocus, isTrue);
|
|
});
|
|
|
|
testWidgets('DropdownMenu honors inputFormatters', (WidgetTester tester) async {
|
|
int called = 0;
|
|
final TextInputFormatter formatter = TextInputFormatter.withFunction(
|
|
(TextEditingValue oldValue, TextEditingValue newValue) {
|
|
called += 1;
|
|
return newValue;
|
|
},
|
|
);
|
|
final TextEditingController controller = TextEditingController();
|
|
addTearDown(controller.dispose);
|
|
|
|
await tester.pumpWidget(
|
|
MaterialApp(
|
|
home: Scaffold(
|
|
body: DropdownMenu<String>(
|
|
requestFocusOnTap: true,
|
|
controller: controller,
|
|
dropdownMenuEntries: const <DropdownMenuEntry<String>>[
|
|
DropdownMenuEntry<String>(
|
|
value: 'Blue',
|
|
label: 'Blue',
|
|
),
|
|
DropdownMenuEntry<String>(
|
|
value: 'Green',
|
|
label: 'Green',
|
|
),
|
|
],
|
|
inputFormatters: <TextInputFormatter>[
|
|
formatter,
|
|
FilteringTextInputFormatter.deny(RegExp('[0-9]'))
|
|
],
|
|
),
|
|
),
|
|
),
|
|
);
|
|
|
|
final EditableTextState state = tester.firstState(find.byType(EditableText));
|
|
state.updateEditingValue(const TextEditingValue(text: 'Blue'));
|
|
expect(called, 1);
|
|
expect(controller.text, 'Blue');
|
|
|
|
state.updateEditingValue(const TextEditingValue(text: 'Green'));
|
|
expect(called, 2);
|
|
expect(controller.text, 'Green');
|
|
|
|
state.updateEditingValue(const TextEditingValue(text: 'Green2'));
|
|
expect(called, 3);
|
|
expect(controller.text, 'Green');
|
|
});
|
|
|
|
// This is a regression test for https://github.com/flutter/flutter/issues/140596.
|
|
testWidgets('Long text item does not overflow', (WidgetTester tester) async {
|
|
await tester.pumpWidget(MaterialApp(
|
|
home: Scaffold(
|
|
body: DropdownMenu<int>(
|
|
dropdownMenuEntries: <DropdownMenuEntry<int>>[
|
|
DropdownMenuEntry<int>(
|
|
value: 0,
|
|
label: 'This is a long text that is multiplied by 4 so it can overflow. ' * 4,
|
|
),
|
|
],
|
|
),
|
|
),
|
|
));
|
|
|
|
await tester.pump();
|
|
await tester.tap(find.byType(DropdownMenu<int>));
|
|
await tester.pumpAndSettle();
|
|
|
|
// No exception should be thrown.
|
|
expect(tester.takeException(), isNull);
|
|
});
|
|
|
|
// This is a regression test for https://github.com/flutter/flutter/issues/147076.
|
|
testWidgets('Text field does not overflow parent', (WidgetTester tester) async {
|
|
await tester.pumpWidget(MaterialApp(
|
|
home: Scaffold(
|
|
body: SizedBox(
|
|
width: 300,
|
|
child: DropdownMenu<int>(
|
|
dropdownMenuEntries: <DropdownMenuEntry<int>>[
|
|
DropdownMenuEntry<int>(
|
|
value: 0,
|
|
label: 'This is a long text that is multiplied by 4 so it can overflow. ' * 4,
|
|
),
|
|
],
|
|
),
|
|
),
|
|
),
|
|
));
|
|
|
|
await tester.pump();
|
|
final RenderBox box = tester.firstRenderObject(find.byType(TextField));
|
|
expect(box.size.width, 300.0);
|
|
});
|
|
|
|
// This is a regression test for https://github.com/flutter/flutter/issues/147173.
|
|
testWidgets('Text field with large helper text can be selected', (WidgetTester tester) async {
|
|
const String labelText = 'MenuEntry 1';
|
|
await tester.pumpWidget(const MaterialApp(
|
|
home: Scaffold(
|
|
body: Center(
|
|
child: DropdownMenu<int>(
|
|
hintText: 'Hint text',
|
|
helperText: 'Menu Helper text',
|
|
inputDecorationTheme: InputDecorationTheme(
|
|
helperMaxLines: 2,
|
|
helperStyle: TextStyle(fontSize: 30),
|
|
),
|
|
dropdownMenuEntries: <DropdownMenuEntry<int>>[
|
|
DropdownMenuEntry<int>(
|
|
value: 0,
|
|
label: labelText,
|
|
),
|
|
],
|
|
),
|
|
),
|
|
),
|
|
));
|
|
|
|
await tester.pump();
|
|
await tester.tapAt(tester.getCenter(find.text('Hint text')));
|
|
await tester.pumpAndSettle();
|
|
// One is layout for the _DropdownMenuBody, the other one is the real button item in the menu.
|
|
expect(find.widgetWithText(MenuItemButton, labelText), findsNWidgets(2));
|
|
});
|
|
|
|
testWidgets('DropdownMenu allows customizing text field text align', (WidgetTester tester) async {
|
|
await tester.pumpWidget(const MaterialApp(
|
|
home: Scaffold(
|
|
body: Column(
|
|
children: <DropdownMenu<int>>[
|
|
DropdownMenu<int>(
|
|
dropdownMenuEntries: <DropdownMenuEntry<int>>[],
|
|
),
|
|
DropdownMenu<int>(
|
|
textAlign: TextAlign.center,
|
|
dropdownMenuEntries: <DropdownMenuEntry<int>>[],
|
|
),
|
|
],
|
|
),
|
|
),
|
|
));
|
|
|
|
final List<TextField> fields = tester.widgetList<TextField>(find.byType(TextField)).toList();
|
|
|
|
expect(fields[0].textAlign, TextAlign.start);
|
|
expect(fields[1].textAlign, TextAlign.center);
|
|
});
|
|
|
|
testWidgets('DropdownMenu correctly sets keyboardType on TextField', (WidgetTester tester) async {
|
|
await tester.pumpWidget(
|
|
MaterialApp(
|
|
home: Scaffold(
|
|
body: SafeArea(
|
|
child: DropdownMenu<TestMenu>(
|
|
dropdownMenuEntries: menuChildren,
|
|
keyboardType: TextInputType.number,
|
|
),
|
|
),
|
|
),
|
|
),
|
|
);
|
|
|
|
final TextField textField = tester.widget(find.byType(TextField));
|
|
expect(textField.keyboardType, TextInputType.number);
|
|
});
|
|
|
|
testWidgets('DropdownMenu keyboardType defaults to TextInputType.text', (WidgetTester tester) async {
|
|
await tester.pumpWidget(
|
|
MaterialApp(
|
|
home: Scaffold(
|
|
body: SafeArea(
|
|
child: DropdownMenu<TestMenu>(
|
|
dropdownMenuEntries: menuChildren,
|
|
),
|
|
),
|
|
),
|
|
),
|
|
);
|
|
|
|
final TextField textField = tester.widget(find.byType(TextField));
|
|
expect(textField.keyboardType, TextInputType.text);
|
|
});
|
|
|
|
testWidgets('DropdownMenu passes an alignmentOffset to MenuAnchor', (WidgetTester tester) async {
|
|
const Offset alignmentOffset = Offset(0, 16);
|
|
|
|
await tester.pumpWidget(
|
|
const MaterialApp(
|
|
home: Scaffold(
|
|
body: DropdownMenu<String>(
|
|
alignmentOffset: alignmentOffset,
|
|
dropdownMenuEntries: <DropdownMenuEntry<String>>[
|
|
DropdownMenuEntry<String>(value: '1', label: 'One'),
|
|
DropdownMenuEntry<String>(value: '2', label: 'Two'),
|
|
],
|
|
),
|
|
),
|
|
),
|
|
);
|
|
|
|
final MenuAnchor menuAnchor = tester.widget<MenuAnchor>(find.byType(MenuAnchor));
|
|
|
|
expect(menuAnchor.alignmentOffset, alignmentOffset);
|
|
});
|
|
|
|
testWidgets('DropdownMenu filter is disabled until text input', (WidgetTester tester) async{
|
|
await tester.pumpWidget(MaterialApp(
|
|
home: Scaffold(
|
|
body: DropdownMenu<TestMenu>(
|
|
requestFocusOnTap: true,
|
|
enableFilter: true,
|
|
initialSelection: menuChildren[0].value,
|
|
dropdownMenuEntries: menuChildren,
|
|
),
|
|
),
|
|
));
|
|
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pumpAndSettle();
|
|
|
|
// All entries should be available, and two buttons should be found for each entry.
|
|
// One is layout for the _DropdownMenuBody, the other one is the real button item in the menu.
|
|
for (final TestMenu menu in TestMenu.values) {
|
|
expect(find.widgetWithText(MenuItemButton, menu.label), findsNWidgets(2));
|
|
}
|
|
|
|
// Text input would enable the filter.
|
|
await tester.enterText(find.byType(TextField).first, 'Menu 1');
|
|
await tester.pumpAndSettle();
|
|
for (final TestMenu menu in TestMenu.values) {
|
|
// 'Menu 1' should be 2, other items should only find one.
|
|
if (menu.label == TestMenu.mainMenu1.label) {
|
|
expect(find.widgetWithText(MenuItemButton, menu.label), findsNWidgets(2));
|
|
} else {
|
|
expect(find.widgetWithText(MenuItemButton, menu.label), findsOneWidget);
|
|
}
|
|
}
|
|
|
|
// Selecting an item would disable filter again.
|
|
await tester.tap(find.widgetWithText(MenuItemButton, 'Menu 1').last);
|
|
await tester.pumpAndSettle();
|
|
await tester.tap(find.byType(DropdownMenu<TestMenu>));
|
|
await tester.pumpAndSettle();
|
|
for (final TestMenu menu in TestMenu.values) {
|
|
expect(find.widgetWithText(MenuItemButton, menu.label), findsNWidgets(2));
|
|
}
|
|
});
|
|
|
|
// This is a regression test for https://github.com/flutter/flutter/issues/151686.
|
|
testWidgets('Setting DropdownMenu.requestFocusOnTap to false makes TextField read only', (WidgetTester tester) async {
|
|
const String label = 'Test';
|
|
Widget buildDropdownMenu({ bool? requestFocusOnTap }) {
|
|
return MaterialApp(
|
|
home: Scaffold(
|
|
body: Center(
|
|
child: DropdownMenu<TestMenu>(
|
|
requestFocusOnTap: requestFocusOnTap,
|
|
dropdownMenuEntries: menuChildren,
|
|
hintText: label,
|
|
),
|
|
),
|
|
),
|
|
);
|
|
}
|
|
await tester.pumpWidget(buildDropdownMenu(requestFocusOnTap: true));
|
|
|
|
expect(
|
|
tester.getSemantics(find.byType(TextField)),
|
|
matchesSemantics(
|
|
hasFocusAction: true,
|
|
hasTapAction: true,
|
|
isTextField: true,
|
|
hasEnabledState: true,
|
|
isEnabled: true,
|
|
label: 'Test',
|
|
textDirection: TextDirection.ltr,
|
|
),
|
|
);
|
|
|
|
await tester.pumpWidget(buildDropdownMenu(requestFocusOnTap: false));
|
|
|
|
expect(
|
|
tester.getSemantics(find.byType(TextField)),
|
|
matchesSemantics(
|
|
hasFocusAction: true,
|
|
isTextField: true,
|
|
hasEnabledState: true,
|
|
isEnabled: true,
|
|
label: 'Test',
|
|
isReadOnly: true,
|
|
textDirection: TextDirection.ltr,
|
|
),
|
|
);
|
|
});
|
|
|
|
// This is a regression test for https://github.com/flutter/flutter/issues/151854.
|
|
testWidgets('scrollToHighlight does not scroll parent', (WidgetTester tester) async {
|
|
final ScrollController controller = ScrollController();
|
|
addTearDown(controller.dispose);
|
|
|
|
await tester.pumpWidget(
|
|
MaterialApp(
|
|
home: Scaffold(
|
|
body: ListView(
|
|
controller: controller,
|
|
children: <Widget>[
|
|
ListView(
|
|
shrinkWrap: true,
|
|
children: <Widget>[DropdownMenu<TestMenu>(
|
|
initialSelection: menuChildren.last.value,
|
|
dropdownMenuEntries: menuChildren,
|
|
)],
|
|
),
|
|
const SizedBox(height: 1000.0),
|
|
],
|
|
),
|
|
),
|
|
),
|
|
);
|
|
|
|
await tester.tap(find.byType(TextField).first);
|
|
await tester.pumpAndSettle();
|
|
expect(controller.offset, 0.0);
|
|
});
|
|
|
|
// Regression test for https://github.com/flutter/flutter/issues/149037.
|
|
testWidgets('Dropdown menu follows the text field when keyboard opens', (WidgetTester tester) async {
|
|
Widget boilerplate(double bottomInsets) {
|
|
return MaterialApp(
|
|
home: MediaQuery(
|
|
data: MediaQueryData(viewInsets: EdgeInsets.only(bottom: bottomInsets)),
|
|
child: Scaffold(
|
|
body: Center(
|
|
child: DropdownMenu<TestMenu>(dropdownMenuEntries: menuChildren),
|
|
),
|
|
),
|
|
),
|
|
);
|
|
}
|
|
|
|
// Build once without bottom insets and open the menu.
|
|
await tester.pumpWidget(boilerplate(0.0));
|
|
await tester.tap(find.byType(TextField).first);
|
|
await tester.pump();
|
|
|
|
Finder findMenuPanels() {
|
|
return find.byWidgetPredicate((Widget widget) => widget.runtimeType.toString() == '_MenuPanel');
|
|
}
|
|
|
|
// Menu vertical position is just under the text field.
|
|
expect(
|
|
tester.getRect(findMenuPanels()).top,
|
|
tester.getRect(find.byType(TextField).first).bottom,
|
|
);
|
|
|
|
// Simulate the keyboard opening resizing the view.
|
|
await tester.pumpWidget(boilerplate(100.0));
|
|
await tester.pump();
|
|
|
|
// Menu vertical position is just under the text field.
|
|
expect(
|
|
tester.getRect(findMenuPanels()).top,
|
|
tester.getRect(find.byType(TextField).first).bottom,
|
|
);
|
|
});
|
|
}
|
|
|
|
enum TestMenu {
|
|
mainMenu0('Item 0'),
|
|
mainMenu1('Menu 1'),
|
|
mainMenu2('Item 2'),
|
|
mainMenu3('Item 3'),
|
|
mainMenu4('Item 4'),
|
|
mainMenu5('Item 5');
|
|
|
|
const TestMenu(this.label);
|
|
final String label;
|
|
}
|
|
|
|
enum ShortMenu {
|
|
item0('I0'),
|
|
item1('I1'),
|
|
item2('I2');
|
|
|
|
const ShortMenu(this.label);
|
|
final String label;
|
|
}
|