129 lines
3.4 KiB
Dart
129 lines
3.4 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 'package:flutter/rendering.dart';
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import 'package:flutter/widgets.dart';
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import 'package:flutter_test/flutter_test.dart';
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import '../painting/mocks_for_image_cache.dart';
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void main() {
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late ImageProvider image;
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setUpAll(() async {
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image = TestImageProvider(
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21,
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42,
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image: await createTestImage(width: 10, height: 10),
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);
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});
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testWidgets('ImageIcon sizing - no theme, default size', (WidgetTester tester) async {
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await tester.pumpWidget(
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Center(
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child: ImageIcon(image),
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),
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);
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final RenderBox renderObject = tester.renderObject(find.byType(ImageIcon));
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expect(renderObject.size, equals(const Size.square(24.0)));
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expect(find.byType(Image), findsOneWidget);
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});
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testWidgets('Icon opacity', (WidgetTester tester) async {
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await tester.pumpWidget(
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Center(
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child: IconTheme(
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data: const IconThemeData(opacity: 0.5),
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child: ImageIcon(image),
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),
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),
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);
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expect(tester.widget<Image>(find.byType(Image)).color!.alpha, equals(128));
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});
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testWidgets('ImageIcon sizing - no theme, explicit size', (WidgetTester tester) async {
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await tester.pumpWidget(
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const Center(
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child: ImageIcon(
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null,
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size: 96.0,
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),
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),
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);
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final RenderBox renderObject = tester.renderObject(find.byType(ImageIcon));
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expect(renderObject.size, equals(const Size.square(96.0)));
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});
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testWidgets('ImageIcon sizing - sized theme', (WidgetTester tester) async {
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await tester.pumpWidget(
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const Center(
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child: IconTheme(
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data: IconThemeData(size: 36.0),
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child: ImageIcon(null),
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),
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),
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);
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final RenderBox renderObject = tester.renderObject(find.byType(ImageIcon));
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expect(renderObject.size, equals(const Size.square(36.0)));
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});
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testWidgets('ImageIcon sizing - sized theme, explicit size', (WidgetTester tester) async {
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await tester.pumpWidget(
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const Center(
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child: IconTheme(
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data: IconThemeData(size: 36.0),
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child: ImageIcon(
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null,
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size: 48.0,
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),
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),
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),
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);
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final RenderBox renderObject = tester.renderObject(find.byType(ImageIcon));
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expect(renderObject.size, equals(const Size.square(48.0)));
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});
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testWidgets('ImageIcon sizing - sizeless theme, default size', (WidgetTester tester) async {
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await tester.pumpWidget(
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const Center(
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child: IconTheme(
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data: IconThemeData(),
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child: ImageIcon(null),
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),
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),
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);
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final RenderBox renderObject = tester.renderObject(find.byType(ImageIcon));
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expect(renderObject.size, equals(const Size.square(24.0)));
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});
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testWidgets('ImageIcon has semantics data', (WidgetTester tester) async {
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final SemanticsHandle handle = tester.ensureSemantics();
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await tester.pumpWidget(
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const Directionality(
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textDirection: TextDirection.ltr,
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child: Center(
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child: IconTheme(
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data: IconThemeData(),
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child: ImageIcon(null, semanticLabel: 'test'),
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),
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),
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),
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);
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expect(tester.getSemantics(find.byType(ImageIcon)), matchesSemantics(
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label: 'test',
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textDirection: TextDirection.ltr,
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));
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handle.dispose();
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});
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}
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