1676 lines
62 KiB
Dart
1676 lines
62 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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// TODO(gspencergoog): Remove this tag once this test's state leaks/test
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// dependencies have been fixed.
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// https://github.com/flutter/flutter/issues/85160
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// Fails with "flutter test --test-randomize-ordering-seed=20210704"
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@Tags(<String>['no-shuffle'])
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import 'package:flutter/foundation.dart';
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import 'package:flutter/gestures.dart';
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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_test/flutter_test.dart';
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import 'package:meta/meta.dart';
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// The test_api package is not for general use... it's literally for our use.
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// ignore: deprecated_member_use
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import 'package:test_api/test_api.dart' as test_package;
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import 'mock_canvas.dart';
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import 'recording_canvas.dart';
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import 'rendering_tester.dart';
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class _FakeEditableTextState with TextSelectionDelegate {
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@override
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TextEditingValue textEditingValue = TextEditingValue.empty;
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TextSelection? selection;
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@override
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void hideToolbar([bool hideHandles = true]) { }
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@override
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void userUpdateTextEditingValue(TextEditingValue value, SelectionChangedCause cause) {
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selection = value.selection;
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}
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@override
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void bringIntoView(TextPosition position) { }
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@override
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void cutSelection(SelectionChangedCause cause) { }
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@override
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Future<void> pasteText(SelectionChangedCause cause) {
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return Future<void>.value();
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}
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@override
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void selectAll(SelectionChangedCause cause) { }
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@override
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void copySelection(SelectionChangedCause cause) { }
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}
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@isTest
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void testVariants(
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String description,
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AsyncValueGetter<void> callback, {
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bool? skip,
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test_package.Timeout? timeout,
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TestVariant<Object?> variant = const DefaultTestVariant(),
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dynamic tags,
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}) {
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assert(variant != null);
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assert(variant.values.isNotEmpty, 'There must be at least one value to test in the testing variant.');
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for (final dynamic value in variant.values) {
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final String variationDescription = variant.describeValue(value);
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final String combinedDescription = variationDescription.isNotEmpty ? '$description ($variationDescription)' : description;
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test(
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combinedDescription,
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() async {
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Object? memento;
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try {
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memento = await variant.setUp(value);
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await callback();
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} finally {
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await variant.tearDown(value, memento);
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}
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},
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skip: skip, // [intended] just part of the API.
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timeout: timeout,
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tags: tags,
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);
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}
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}
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void main() {
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TestRenderingFlutterBinding.ensureInitialized();
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test('RenderEditable respects clipBehavior', () {
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const BoxConstraints viewport = BoxConstraints(maxHeight: 100.0, maxWidth: 100.0);
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final TestClipPaintingContext context = TestClipPaintingContext();
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final String longString = 'a' * 10000;
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// By default, clipBehavior should be Clip.none
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final RenderEditable defaultEditable = RenderEditable(
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text: TextSpan(text: longString),
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textDirection: TextDirection.ltr,
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startHandleLayerLink: LayerLink(),
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endHandleLayerLink: LayerLink(),
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offset: ViewportOffset.zero(),
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textSelectionDelegate: _FakeEditableTextState(),
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selection: const TextSelection(baseOffset: 0, extentOffset: 0),
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);
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layout(defaultEditable, constraints: viewport, phase: EnginePhase.composite, onErrors: expectOverflowedErrors);
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context.paintChild(defaultEditable, Offset.zero);
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expect(context.clipBehavior, equals(Clip.hardEdge));
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context.clipBehavior = Clip.none; // Reset as Clip.none won't write into clipBehavior.
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for (final Clip clip in Clip.values) {
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final RenderEditable editable = RenderEditable(
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text: TextSpan(text: longString),
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textDirection: TextDirection.ltr,
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startHandleLayerLink: LayerLink(),
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endHandleLayerLink: LayerLink(),
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offset: ViewportOffset.zero(),
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textSelectionDelegate: _FakeEditableTextState(),
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selection: const TextSelection(baseOffset: 0, extentOffset: 0),
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clipBehavior: clip,
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);
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layout(editable, constraints: viewport, phase: EnginePhase.composite, onErrors: expectOverflowedErrors);
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context.paintChild(editable, Offset.zero);
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expect(context.clipBehavior, equals(clip));
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}
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});
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test('editable intrinsics', () {
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final TextSelectionDelegate delegate = _FakeEditableTextState();
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final RenderEditable editable = RenderEditable(
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text: const TextSpan(
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style: TextStyle(height: 1.0, fontSize: 10.0, fontFamily: 'Ahem'),
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text: '12345',
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),
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startHandleLayerLink: LayerLink(),
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endHandleLayerLink: LayerLink(),
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textDirection: TextDirection.ltr,
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locale: const Locale('ja', 'JP'),
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offset: ViewportOffset.zero(),
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textSelectionDelegate: delegate,
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);
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expect(editable.getMinIntrinsicWidth(double.infinity), 50.0);
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// The width includes the width of the cursor (1.0).
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expect(editable.getMaxIntrinsicWidth(double.infinity), 52.0);
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expect(editable.getMinIntrinsicHeight(double.infinity), 10.0);
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expect(editable.getMaxIntrinsicHeight(double.infinity), 10.0);
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expect(
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editable.toStringDeep(minLevel: DiagnosticLevel.info),
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equalsIgnoringHashCodes(
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'RenderEditable#00000 NEEDS-LAYOUT NEEDS-PAINT NEEDS-COMPOSITING-BITS-UPDATE DETACHED\n'
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' │ parentData: MISSING\n'
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' │ constraints: MISSING\n'
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' │ size: MISSING\n'
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' │ cursorColor: null\n'
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' │ showCursor: ValueNotifier<bool>#00000(false)\n'
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' │ maxLines: 1\n'
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' │ minLines: null\n'
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' │ selectionColor: null\n'
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' │ textScaleFactor: 1.0\n'
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' │ locale: ja_JP\n'
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' │ selection: null\n'
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' │ offset: _FixedViewportOffset#00000(offset: 0.0)\n'
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' ╘═╦══ text ═══\n'
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' ║ TextSpan:\n'
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' ║ inherit: true\n'
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' ║ family: Ahem\n'
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' ║ size: 10.0\n'
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' ║ height: 1.0x\n'
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' ║ "12345"\n'
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' ╚═══════════\n',
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),
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);
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});
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// Test that clipping will be used even when the text fits within the visible
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// region if the start position of the text is offset (e.g. during scrolling
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// animation).
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test('correct clipping', () {
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final TextSelectionDelegate delegate = _FakeEditableTextState();
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final RenderEditable editable = RenderEditable(
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text: const TextSpan(
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style: TextStyle(height: 1.0, fontSize: 10.0, fontFamily: 'Ahem'),
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text: 'A',
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),
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startHandleLayerLink: LayerLink(),
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endHandleLayerLink: LayerLink(),
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textDirection: TextDirection.ltr,
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locale: const Locale('en', 'US'),
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offset: ViewportOffset.fixed(10.0),
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textSelectionDelegate: delegate,
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selection: const TextSelection.collapsed(
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offset: 0,
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),
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);
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layout(editable, constraints: BoxConstraints.loose(const Size(500.0, 500.0)));
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// Prepare for painting after layout.
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pumpFrame(phase: EnginePhase.compositingBits);
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expect(
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(Canvas canvas) => editable.paint(TestRecordingPaintingContext(canvas), Offset.zero),
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paints..clipRect(rect: const Rect.fromLTRB(0.0, 0.0, 500.0, 10.0)),
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);
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});
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test('Can change cursor color, radius, visibility', () {
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final TextSelectionDelegate delegate = _FakeEditableTextState();
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final ValueNotifier<bool> showCursor = ValueNotifier<bool>(true);
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EditableText.debugDeterministicCursor = true;
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final RenderEditable editable = RenderEditable(
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backgroundCursorColor: Colors.grey,
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textDirection: TextDirection.ltr,
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cursorColor: const Color.fromARGB(0xFF, 0xFF, 0x00, 0x00),
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offset: ViewportOffset.zero(),
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textSelectionDelegate: delegate,
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text: const TextSpan(
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text: 'test',
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style: TextStyle(
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height: 1.0, fontSize: 10.0, fontFamily: 'Ahem',
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),
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),
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startHandleLayerLink: LayerLink(),
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endHandleLayerLink: LayerLink(),
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selection: const TextSelection.collapsed(
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offset: 4,
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affinity: TextAffinity.upstream,
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),
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);
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layout(editable);
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editable.layout(BoxConstraints.loose(const Size(100, 100)));
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// Prepare for painting after layout.
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pumpFrame(phase: EnginePhase.compositingBits);
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expect(
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editable,
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// Draw no cursor by default.
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paintsExactlyCountTimes(#drawRect, 0),
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);
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editable.showCursor = showCursor;
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pumpFrame(phase: EnginePhase.compositingBits);
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expect(editable, paints..rect(
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color: const Color.fromARGB(0xFF, 0xFF, 0x00, 0x00),
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rect: const Rect.fromLTWH(40, 0, 1, 10),
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));
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// Now change to a rounded caret.
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editable.cursorColor = const Color.fromARGB(0xFF, 0x00, 0x00, 0xFF);
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editable.cursorWidth = 4;
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editable.cursorRadius = const Radius.circular(3);
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pumpFrame(phase: EnginePhase.compositingBits);
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expect(editable, paints..rrect(
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color: const Color.fromARGB(0xFF, 0x00, 0x00, 0xFF),
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rrect: RRect.fromRectAndRadius(
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const Rect.fromLTWH(40, 0, 4, 10),
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const Radius.circular(3),
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),
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));
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editable.textScaleFactor = 2;
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pumpFrame(phase: EnginePhase.compositingBits);
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// Now the caret height is much bigger due to the bigger font scale.
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expect(editable, paints..rrect(
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color: const Color.fromARGB(0xFF, 0x00, 0x00, 0xFF),
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rrect: RRect.fromRectAndRadius(
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const Rect.fromLTWH(80, 0, 4, 20),
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const Radius.circular(3),
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),
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));
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// Can turn off caret.
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showCursor.value = false;
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pumpFrame(phase: EnginePhase.compositingBits);
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expect(editable, paintsExactlyCountTimes(#drawRRect, 0));
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});
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test('Can change textAlign', () {
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final TextSelectionDelegate delegate = _FakeEditableTextState();
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final RenderEditable editable = RenderEditable(
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textDirection: TextDirection.ltr,
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offset: ViewportOffset.zero(),
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textSelectionDelegate: delegate,
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text: const TextSpan(text: 'test'),
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startHandleLayerLink: LayerLink(),
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endHandleLayerLink: LayerLink(),
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);
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layout(editable);
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editable.layout(BoxConstraints.loose(const Size(100, 100)));
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expect(editable.textAlign, TextAlign.start);
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expect(editable.debugNeedsLayout, isFalse);
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editable.textAlign = TextAlign.center;
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expect(editable.textAlign, TextAlign.center);
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expect(editable.debugNeedsLayout, isTrue);
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});
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test('Cursor with ideographic script', () {
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final TextSelectionDelegate delegate = _FakeEditableTextState();
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final ValueNotifier<bool> showCursor = ValueNotifier<bool>(true);
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EditableText.debugDeterministicCursor = true;
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final RenderEditable editable = RenderEditable(
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backgroundCursorColor: Colors.grey,
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textDirection: TextDirection.ltr,
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cursorColor: const Color.fromARGB(0xFF, 0xFF, 0x00, 0x00),
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offset: ViewportOffset.zero(),
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textSelectionDelegate: delegate,
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text: const TextSpan(
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text: '中文测试文本是否正确',
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style: TextStyle(
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height: 1.0, fontSize: 10.0, fontFamily: 'Ahem',
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),
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),
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startHandleLayerLink: LayerLink(),
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endHandleLayerLink: LayerLink(),
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selection: const TextSelection.collapsed(
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offset: 4,
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affinity: TextAffinity.upstream,
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),
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);
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layout(editable, constraints: BoxConstraints.loose(const Size(100, 100)));
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pumpFrame(phase: EnginePhase.compositingBits);
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expect(
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editable,
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// Draw no cursor by default.
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paintsExactlyCountTimes(#drawRect, 0),
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);
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editable.showCursor = showCursor;
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pumpFrame(phase: EnginePhase.compositingBits);
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expect(editable, paints..rect(
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color: const Color.fromARGB(0xFF, 0xFF, 0x00, 0x00),
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rect: const Rect.fromLTWH(40, 0, 1, 10),
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));
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// Now change to a rounded caret.
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editable.cursorColor = const Color.fromARGB(0xFF, 0x00, 0x00, 0xFF);
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editable.cursorWidth = 4;
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editable.cursorRadius = const Radius.circular(3);
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pumpFrame(phase: EnginePhase.compositingBits);
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expect(editable, paints..rrect(
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color: const Color.fromARGB(0xFF, 0x00, 0x00, 0xFF),
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rrect: RRect.fromRectAndRadius(
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const Rect.fromLTWH(40, 0, 4, 10),
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const Radius.circular(3),
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),
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));
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editable.textScaleFactor = 2;
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pumpFrame(phase: EnginePhase.compositingBits);
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// Now the caret height is much bigger due to the bigger font scale.
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expect(editable, paints..rrect(
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color: const Color.fromARGB(0xFF, 0x00, 0x00, 0xFF),
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rrect: RRect.fromRectAndRadius(
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const Rect.fromLTWH(80, 0, 4, 20),
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const Radius.circular(3),
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),
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));
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// Can turn off caret.
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showCursor.value = false;
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pumpFrame(phase: EnginePhase.compositingBits);
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expect(editable, paintsExactlyCountTimes(#drawRRect, 0));
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// TODO(yjbanov): ahem.ttf doesn't have Chinese glyphs, making this test
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// sensitive to browser/OS when running in web mode:
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}, skip: kIsWeb); // https://github.com/flutter/flutter/issues/83129
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test('text is painted above selection', () {
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final TextSelectionDelegate delegate = _FakeEditableTextState();
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final RenderEditable editable = RenderEditable(
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backgroundCursorColor: Colors.grey,
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selectionColor: Colors.black,
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textDirection: TextDirection.ltr,
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cursorColor: Colors.red,
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offset: ViewportOffset.zero(),
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textSelectionDelegate: delegate,
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text: const TextSpan(
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text: 'test',
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style: TextStyle(
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height: 1.0, fontSize: 10.0, fontFamily: 'Ahem',
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),
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),
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startHandleLayerLink: LayerLink(),
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endHandleLayerLink: LayerLink(),
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selection: const TextSelection(
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baseOffset: 0,
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extentOffset: 3,
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affinity: TextAffinity.upstream,
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),
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);
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layout(editable);
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expect(
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editable,
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paints
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// Check that it's the black selection box, not the red cursor.
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..rect(color: Colors.black)
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..paragraph(),
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);
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// There is exactly one rect paint (1 selection, 0 cursor).
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expect(editable, paintsExactlyCountTimes(#drawRect, 1));
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});
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test('cursor can paint above or below the text', () {
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final TextSelectionDelegate delegate = _FakeEditableTextState();
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final ValueNotifier<bool> showCursor = ValueNotifier<bool>(true);
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final RenderEditable editable = RenderEditable(
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backgroundCursorColor: Colors.grey,
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selectionColor: Colors.black,
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paintCursorAboveText: true,
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textDirection: TextDirection.ltr,
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cursorColor: Colors.red,
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showCursor: showCursor,
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offset: ViewportOffset.zero(),
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textSelectionDelegate: delegate,
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text: const TextSpan(
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text: 'test',
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style: TextStyle(
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height: 1.0, fontSize: 10.0, fontFamily: 'Ahem',
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),
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),
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startHandleLayerLink: LayerLink(),
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endHandleLayerLink: LayerLink(),
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selection: const TextSelection.collapsed(
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offset: 2,
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affinity: TextAffinity.upstream,
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),
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);
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layout(editable);
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expect(
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editable,
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paints
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..paragraph()
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// Red collapsed cursor is painted, not a selection box.
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..rect(color: Colors.red[500]),
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);
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// There is exactly one rect paint (0 selection, 1 cursor).
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expect(editable, paintsExactlyCountTimes(#drawRect, 1));
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editable.paintCursorAboveText = false;
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pumpFrame(phase: EnginePhase.compositingBits);
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expect(
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editable,
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// The paint order is now flipped.
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paints
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..rect(color: Colors.red[500])
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..paragraph(),
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);
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expect(editable, paintsExactlyCountTimes(#drawRect, 1));
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});
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test('selects correct place with offsets', () {
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const String text = 'test\ntest';
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final _FakeEditableTextState delegate = _FakeEditableTextState()
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..textEditingValue = const TextEditingValue(text: text);
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final ViewportOffset viewportOffset = ViewportOffset.zero();
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final RenderEditable editable = RenderEditable(
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backgroundCursorColor: Colors.grey,
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selectionColor: Colors.black,
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textDirection: TextDirection.ltr,
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cursorColor: Colors.red,
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offset: viewportOffset,
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// This makes the scroll axis vertical.
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maxLines: 2,
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textSelectionDelegate: delegate,
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startHandleLayerLink: LayerLink(),
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endHandleLayerLink: LayerLink(),
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text: const TextSpan(
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text: text,
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style: TextStyle(
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height: 1.0, fontSize: 10.0, fontFamily: 'Ahem',
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),
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),
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selection: const TextSelection.collapsed(
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offset: 4,
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),
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);
|
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layout(editable);
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expect(
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editable,
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paints..paragraph(offset: Offset.zero),
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);
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editable.selectPositionAt(from: const Offset(0, 2), cause: SelectionChangedCause.tap);
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pumpFrame();
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expect(delegate.selection!.isCollapsed, true);
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expect(delegate.selection!.baseOffset, 0);
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|
|
viewportOffset.correctBy(10);
|
|
|
|
pumpFrame(phase: EnginePhase.compositingBits);
|
|
|
|
expect(
|
|
editable,
|
|
paints..paragraph(offset: const Offset(0, -10)),
|
|
);
|
|
|
|
// Tap the same place. But because the offset is scrolled up, the second line
|
|
// gets tapped instead.
|
|
editable.selectPositionAt(from: const Offset(0, 2), cause: SelectionChangedCause.tap);
|
|
pumpFrame();
|
|
|
|
expect(delegate.selection!.isCollapsed, true);
|
|
expect(delegate.selection!.baseOffset, 5);
|
|
|
|
// Test the other selection methods.
|
|
// Move over by one character.
|
|
editable.handleTapDown(TapDownDetails(globalPosition: const Offset(10, 2)));
|
|
pumpFrame();
|
|
editable.selectPosition(cause:SelectionChangedCause.tap);
|
|
pumpFrame();
|
|
expect(delegate.selection!.isCollapsed, true);
|
|
expect(delegate.selection!.baseOffset, 6);
|
|
|
|
editable.handleTapDown(TapDownDetails(globalPosition: const Offset(20, 2)));
|
|
pumpFrame();
|
|
editable.selectWord(cause:SelectionChangedCause.longPress);
|
|
pumpFrame();
|
|
expect(delegate.selection!.isCollapsed, false);
|
|
expect(delegate.selection!.baseOffset, 5);
|
|
expect(delegate.selection!.extentOffset, 9);
|
|
|
|
// Select one more character down but since it's still part of the same
|
|
// word, the same word is selected.
|
|
editable.selectWordsInRange(from: const Offset(30, 2), cause:SelectionChangedCause.longPress);
|
|
pumpFrame();
|
|
expect(delegate.selection!.isCollapsed, false);
|
|
expect(delegate.selection!.baseOffset, 5);
|
|
expect(delegate.selection!.extentOffset, 9);
|
|
});
|
|
|
|
test('selects readonly renderEditable matches native behavior for android', () {
|
|
// Regression test for https://github.com/flutter/flutter/issues/79166.
|
|
final TargetPlatform? previousPlatform = debugDefaultTargetPlatformOverride;
|
|
debugDefaultTargetPlatformOverride = TargetPlatform.android;
|
|
const String text = ' test';
|
|
final _FakeEditableTextState delegate = _FakeEditableTextState()
|
|
..textEditingValue = const TextEditingValue(text: text);
|
|
final ViewportOffset viewportOffset = ViewportOffset.zero();
|
|
final RenderEditable editable = RenderEditable(
|
|
backgroundCursorColor: Colors.grey,
|
|
selectionColor: Colors.black,
|
|
textDirection: TextDirection.ltr,
|
|
cursorColor: Colors.red,
|
|
readOnly: true,
|
|
offset: viewportOffset,
|
|
textSelectionDelegate: delegate,
|
|
startHandleLayerLink: LayerLink(),
|
|
endHandleLayerLink: LayerLink(),
|
|
text: const TextSpan(
|
|
text: text,
|
|
style: TextStyle(
|
|
height: 1.0, fontSize: 10.0, fontFamily: 'Ahem',
|
|
),
|
|
),
|
|
selection: const TextSelection.collapsed(
|
|
offset: 4,
|
|
),
|
|
);
|
|
|
|
layout(editable);
|
|
|
|
// Select the second white space, where the text position = 1.
|
|
editable.selectWordsInRange(from: const Offset(10, 2), cause:SelectionChangedCause.longPress);
|
|
pumpFrame();
|
|
expect(delegate.selection!.isCollapsed, false);
|
|
expect(delegate.selection!.baseOffset, 1);
|
|
expect(delegate.selection!.extentOffset, 2);
|
|
debugDefaultTargetPlatformOverride = previousPlatform;
|
|
});
|
|
|
|
test('selects renderEditable matches native behavior for iOS case 1', () {
|
|
// Regression test for https://github.com/flutter/flutter/issues/79166.
|
|
final TargetPlatform? previousPlatform = debugDefaultTargetPlatformOverride;
|
|
debugDefaultTargetPlatformOverride = TargetPlatform.iOS;
|
|
const String text = ' test';
|
|
final _FakeEditableTextState delegate = _FakeEditableTextState()
|
|
..textEditingValue = const TextEditingValue(text: text);
|
|
final ViewportOffset viewportOffset = ViewportOffset.zero();
|
|
final RenderEditable editable = RenderEditable(
|
|
backgroundCursorColor: Colors.grey,
|
|
selectionColor: Colors.black,
|
|
textDirection: TextDirection.ltr,
|
|
cursorColor: Colors.red,
|
|
offset: viewportOffset,
|
|
textSelectionDelegate: delegate,
|
|
startHandleLayerLink: LayerLink(),
|
|
endHandleLayerLink: LayerLink(),
|
|
text: const TextSpan(
|
|
text: text,
|
|
style: TextStyle(
|
|
height: 1.0, fontSize: 10.0, fontFamily: 'Ahem',
|
|
),
|
|
),
|
|
selection: const TextSelection.collapsed(
|
|
offset: 4,
|
|
),
|
|
);
|
|
|
|
layout(editable);
|
|
|
|
// Select the second white space, where the text position = 1.
|
|
editable.selectWordsInRange(from: const Offset(10, 2), cause:SelectionChangedCause.longPress);
|
|
pumpFrame();
|
|
expect(delegate.selection!.isCollapsed, false);
|
|
expect(delegate.selection!.baseOffset, 1);
|
|
expect(delegate.selection!.extentOffset, 6);
|
|
debugDefaultTargetPlatformOverride = previousPlatform;
|
|
});
|
|
|
|
test('selects renderEditable matches native behavior for iOS case 2', () {
|
|
// Regression test for https://github.com/flutter/flutter/issues/79166.
|
|
final TargetPlatform? previousPlatform = debugDefaultTargetPlatformOverride;
|
|
debugDefaultTargetPlatformOverride = TargetPlatform.iOS;
|
|
const String text = ' ';
|
|
final _FakeEditableTextState delegate = _FakeEditableTextState()
|
|
..textEditingValue = const TextEditingValue(text: text);
|
|
final ViewportOffset viewportOffset = ViewportOffset.zero();
|
|
final RenderEditable editable = RenderEditable(
|
|
backgroundCursorColor: Colors.grey,
|
|
selectionColor: Colors.black,
|
|
textDirection: TextDirection.ltr,
|
|
cursorColor: Colors.red,
|
|
offset: viewportOffset,
|
|
textSelectionDelegate: delegate,
|
|
startHandleLayerLink: LayerLink(),
|
|
endHandleLayerLink: LayerLink(),
|
|
text: const TextSpan(
|
|
text: text,
|
|
style: TextStyle(
|
|
height: 1.0, fontSize: 10.0, fontFamily: 'Ahem',
|
|
),
|
|
),
|
|
selection: const TextSelection.collapsed(
|
|
offset: 4,
|
|
),
|
|
);
|
|
|
|
layout(editable);
|
|
|
|
// Select the second white space, where the text position = 1.
|
|
editable.selectWordsInRange(from: const Offset(10, 2), cause:SelectionChangedCause.longPress);
|
|
pumpFrame();
|
|
expect(delegate.selection!.isCollapsed, true);
|
|
expect(delegate.selection!.baseOffset, 1);
|
|
expect(delegate.selection!.extentOffset, 1);
|
|
debugDefaultTargetPlatformOverride = previousPlatform;
|
|
});
|
|
|
|
test('selects correct place when offsets are flipped', () {
|
|
const String text = 'abc def ghi';
|
|
final _FakeEditableTextState delegate = _FakeEditableTextState()
|
|
..textEditingValue = const TextEditingValue(text: text);
|
|
final ViewportOffset viewportOffset = ViewportOffset.zero();
|
|
final RenderEditable editable = RenderEditable(
|
|
backgroundCursorColor: Colors.grey,
|
|
selectionColor: Colors.black,
|
|
textDirection: TextDirection.ltr,
|
|
cursorColor: Colors.red,
|
|
offset: viewportOffset,
|
|
textSelectionDelegate: delegate,
|
|
text: const TextSpan(
|
|
text: text,
|
|
style: TextStyle(
|
|
height: 1.0, fontSize: 10.0, fontFamily: 'Ahem',
|
|
),
|
|
),
|
|
startHandleLayerLink: LayerLink(),
|
|
endHandleLayerLink: LayerLink(),
|
|
);
|
|
|
|
layout(editable);
|
|
|
|
editable.selectPositionAt(from: const Offset(30, 2), to: const Offset(10, 2), cause: SelectionChangedCause.drag);
|
|
pumpFrame();
|
|
expect(delegate.selection!.isCollapsed, isFalse);
|
|
expect(delegate.selection!.baseOffset, 3);
|
|
expect(delegate.selection!.extentOffset, 1);
|
|
});
|
|
|
|
test('promptRect disappears when promptRectColor is set to null', () {
|
|
const Color promptRectColor = Color(0x12345678);
|
|
final TextSelectionDelegate delegate = _FakeEditableTextState();
|
|
final RenderEditable editable = RenderEditable(
|
|
text: const TextSpan(
|
|
style: TextStyle(height: 1.0, fontSize: 10.0, fontFamily: 'Ahem'),
|
|
text: 'ABCDEFG',
|
|
),
|
|
startHandleLayerLink: LayerLink(),
|
|
endHandleLayerLink: LayerLink(),
|
|
textDirection: TextDirection.ltr,
|
|
locale: const Locale('en', 'US'),
|
|
offset: ViewportOffset.fixed(10.0),
|
|
textSelectionDelegate: delegate,
|
|
selection: const TextSelection.collapsed(offset: 0),
|
|
promptRectColor: promptRectColor,
|
|
promptRectRange: const TextRange(start: 0, end: 1),
|
|
);
|
|
|
|
layout(editable, constraints: BoxConstraints.loose(const Size(1000.0, 1000.0)));
|
|
pumpFrame(phase: EnginePhase.compositingBits);
|
|
|
|
expect(
|
|
(Canvas canvas) => editable.paint(TestRecordingPaintingContext(canvas), Offset.zero),
|
|
paints..rect(color: promptRectColor),
|
|
);
|
|
|
|
editable.promptRectColor = null;
|
|
|
|
editable.layout(BoxConstraints.loose(const Size(1000.0, 1000.0)));
|
|
pumpFrame(phase: EnginePhase.compositingBits);
|
|
|
|
expect(editable.promptRectColor, null);
|
|
expect(
|
|
(Canvas canvas) => editable.paint(TestRecordingPaintingContext(canvas), Offset.zero),
|
|
isNot(paints..rect(color: promptRectColor)),
|
|
);
|
|
});
|
|
|
|
test('editable hasFocus correctly initialized', () {
|
|
// Regression test for https://github.com/flutter/flutter/issues/21640
|
|
final TextSelectionDelegate delegate = _FakeEditableTextState();
|
|
final RenderEditable editable = RenderEditable(
|
|
text: const TextSpan(
|
|
style: TextStyle(height: 1.0, fontSize: 10.0, fontFamily: 'Ahem'),
|
|
text: '12345',
|
|
),
|
|
textDirection: TextDirection.ltr,
|
|
locale: const Locale('en', 'US'),
|
|
offset: ViewportOffset.zero(),
|
|
textSelectionDelegate: delegate,
|
|
hasFocus: true,
|
|
startHandleLayerLink: LayerLink(),
|
|
endHandleLayerLink: LayerLink(),
|
|
);
|
|
|
|
expect(editable.hasFocus, true);
|
|
editable.hasFocus = false;
|
|
expect(editable.hasFocus, false);
|
|
});
|
|
|
|
test('has correct maxScrollExtent', () {
|
|
final TextSelectionDelegate delegate = _FakeEditableTextState();
|
|
EditableText.debugDeterministicCursor = true;
|
|
|
|
final RenderEditable editable = RenderEditable(
|
|
maxLines: 2,
|
|
backgroundCursorColor: Colors.grey,
|
|
textDirection: TextDirection.ltr,
|
|
cursorColor: const Color.fromARGB(0xFF, 0xFF, 0x00, 0x00),
|
|
offset: ViewportOffset.zero(),
|
|
textSelectionDelegate: delegate,
|
|
text: const TextSpan(
|
|
text: '撒地方加咖啡哈金凤凰卡号方式剪坏算法发挥福建垃\nasfjafjajfjaslfjaskjflasjfksajf撒分开建安路口附近拉设\n计费可使肌肤撒附近埃里克圾房卡设计费"',
|
|
style: TextStyle(
|
|
height: 1.0, fontSize: 10.0, fontFamily: 'Roboto',
|
|
),
|
|
),
|
|
startHandleLayerLink: LayerLink(),
|
|
endHandleLayerLink: LayerLink(),
|
|
selection: const TextSelection.collapsed(
|
|
offset: 4,
|
|
affinity: TextAffinity.upstream,
|
|
),
|
|
);
|
|
|
|
editable.layout(BoxConstraints.loose(const Size(100.0, 1000.0)));
|
|
expect(editable.size, equals(const Size(100, 20)));
|
|
expect(editable.maxLines, equals(2));
|
|
expect(editable.maxScrollExtent, equals(90));
|
|
|
|
editable.layout(BoxConstraints.loose(const Size(150.0, 1000.0)));
|
|
expect(editable.maxScrollExtent, equals(50));
|
|
|
|
editable.layout(BoxConstraints.loose(const Size(200.0, 1000.0)));
|
|
expect(editable.maxScrollExtent, equals(40));
|
|
|
|
editable.layout(BoxConstraints.loose(const Size(500.0, 1000.0)));
|
|
expect(editable.maxScrollExtent, equals(10));
|
|
|
|
editable.layout(BoxConstraints.loose(const Size(1000.0, 1000.0)));
|
|
expect(editable.maxScrollExtent, equals(10));
|
|
// TODO(yjbanov): This test is failing in the Dart HHH-web bot and
|
|
// needs additional investigation before it can be reenabled.
|
|
}, skip: const bool.fromEnvironment('DART_HHH_BOT')); // https://github.com/flutter/flutter/issues/93691
|
|
|
|
test('getEndpointsForSelection handles empty characters', () {
|
|
final TextSelectionDelegate delegate = _FakeEditableTextState();
|
|
final RenderEditable editable = RenderEditable(
|
|
// This is a Unicode left-to-right mark character that will not render
|
|
// any glyphs.
|
|
text: const TextSpan(text: '\u200e'),
|
|
textDirection: TextDirection.ltr,
|
|
offset: ViewportOffset.zero(),
|
|
textSelectionDelegate: delegate,
|
|
startHandleLayerLink: LayerLink(),
|
|
endHandleLayerLink: LayerLink(),
|
|
);
|
|
editable.layout(BoxConstraints.loose(const Size(100, 100)));
|
|
final List<TextSelectionPoint> endpoints = editable.getEndpointsForSelection(
|
|
const TextSelection(baseOffset: 0, extentOffset: 1),
|
|
);
|
|
expect(endpoints[0].point.dx, 0);
|
|
});
|
|
|
|
group('getRectForComposingRange', () {
|
|
const TextSpan emptyTextSpan = TextSpan(text: '\u200e');
|
|
final TextSelectionDelegate delegate = _FakeEditableTextState();
|
|
final RenderEditable editable = RenderEditable(
|
|
maxLines: null,
|
|
textDirection: TextDirection.ltr,
|
|
offset: ViewportOffset.zero(),
|
|
textSelectionDelegate: delegate,
|
|
startHandleLayerLink: LayerLink(),
|
|
endHandleLayerLink: LayerLink(),
|
|
);
|
|
|
|
test('returns null when no composing range', () {
|
|
editable.text = const TextSpan(text: '123');
|
|
editable.layout(const BoxConstraints.tightFor(width: 200));
|
|
|
|
// Invalid range.
|
|
expect(editable.getRectForComposingRange(const TextRange(start: -1, end: 2)), isNull);
|
|
// Collapsed range.
|
|
expect(editable.getRectForComposingRange(const TextRange.collapsed(2)), isNull);
|
|
|
|
// Empty Editable.
|
|
editable.text = emptyTextSpan;
|
|
editable.layout(const BoxConstraints.tightFor(width: 200));
|
|
|
|
expect(
|
|
editable.getRectForComposingRange(const TextRange(start: 0, end: 1)),
|
|
// On web this evaluates to a zero-width Rect.
|
|
anyOf(isNull, (Rect rect) => rect.width == 0),
|
|
);
|
|
});
|
|
|
|
test('more than 1 run on the same line', () {
|
|
const TextStyle tinyText = TextStyle(fontSize: 1, fontFamily: 'Ahem');
|
|
const TextStyle normalText = TextStyle(fontSize: 10, fontFamily: 'Ahem');
|
|
editable.text = TextSpan(
|
|
children: <TextSpan>[
|
|
const TextSpan(text: 'A', style: tinyText),
|
|
TextSpan(text: 'A' * 20, style: normalText),
|
|
const TextSpan(text: 'A', style: tinyText),
|
|
],
|
|
);
|
|
// Give it a width that forces the editable to wrap.
|
|
editable.layout(const BoxConstraints.tightFor(width: 200));
|
|
|
|
final Rect composingRect = editable.getRectForComposingRange(const TextRange(start: 0, end: 20 + 2))!;
|
|
|
|
// Since the range covers an entire line, the Rect should also be almost
|
|
// as wide as the entire paragraph (give or take 1 character).
|
|
expect(composingRect.width, greaterThan(200 - 10));
|
|
});
|
|
});
|
|
|
|
group('custom painters', () {
|
|
final TextSelectionDelegate delegate = _FakeEditableTextState();
|
|
|
|
final _TestRenderEditable editable = _TestRenderEditable(
|
|
textDirection: TextDirection.ltr,
|
|
offset: ViewportOffset.zero(),
|
|
textSelectionDelegate: delegate,
|
|
text: const TextSpan(
|
|
text: 'test',
|
|
style: TextStyle(
|
|
height: 1.0,
|
|
fontSize: 10.0,
|
|
fontFamily: 'Ahem',
|
|
),
|
|
),
|
|
startHandleLayerLink: LayerLink(),
|
|
endHandleLayerLink: LayerLink(),
|
|
selection: const TextSelection.collapsed(
|
|
offset: 4,
|
|
affinity: TextAffinity.upstream,
|
|
),
|
|
);
|
|
|
|
setUp(() { EditableText.debugDeterministicCursor = true; });
|
|
tearDown(() {
|
|
EditableText.debugDeterministicCursor = false;
|
|
_TestRenderEditablePainter.paintHistory.clear();
|
|
editable.foregroundPainter = null;
|
|
editable.painter = null;
|
|
editable.paintCount = 0;
|
|
|
|
final AbstractNode? parent = editable.parent;
|
|
if (parent is RenderConstrainedBox)
|
|
parent.child = null;
|
|
});
|
|
|
|
test('paints in the correct order', () {
|
|
layout(editable, constraints: BoxConstraints.loose(const Size(100, 100)));
|
|
// Prepare for painting after layout.
|
|
|
|
// Foreground painter.
|
|
editable.foregroundPainter = _TestRenderEditablePainter();
|
|
pumpFrame(phase: EnginePhase.compositingBits);
|
|
|
|
expect(
|
|
(Canvas canvas) => editable.paint(TestRecordingPaintingContext(canvas), Offset.zero),
|
|
paints
|
|
..paragraph()
|
|
..rect(rect: const Rect.fromLTRB(1, 1, 1, 1), color: const Color(0x12345678)),
|
|
);
|
|
|
|
// Background painter.
|
|
editable.foregroundPainter = null;
|
|
editable.painter = _TestRenderEditablePainter();
|
|
|
|
expect(
|
|
(Canvas canvas) => editable.paint(TestRecordingPaintingContext(canvas), Offset.zero),
|
|
paints
|
|
..rect(rect: const Rect.fromLTRB(1, 1, 1, 1), color: const Color(0x12345678))
|
|
..paragraph(),
|
|
);
|
|
|
|
editable.foregroundPainter = _TestRenderEditablePainter();
|
|
editable.painter = _TestRenderEditablePainter();
|
|
|
|
expect(
|
|
(Canvas canvas) => editable.paint(TestRecordingPaintingContext(canvas), Offset.zero),
|
|
paints
|
|
..rect(rect: const Rect.fromLTRB(1, 1, 1, 1), color: const Color(0x12345678))
|
|
..paragraph()
|
|
..rect(rect: const Rect.fromLTRB(1, 1, 1, 1), color: const Color(0x12345678)),
|
|
);
|
|
});
|
|
|
|
test('changing foreground painter', () {
|
|
layout(editable, constraints: BoxConstraints.loose(const Size(100, 100)));
|
|
// Prepare for painting after layout.
|
|
|
|
_TestRenderEditablePainter currentPainter = _TestRenderEditablePainter();
|
|
// Foreground painter.
|
|
editable.foregroundPainter = currentPainter;
|
|
pumpFrame(phase: EnginePhase.paint);
|
|
expect(currentPainter.paintCount, 1);
|
|
|
|
editable.foregroundPainter = (currentPainter = _TestRenderEditablePainter()..repaint = false);
|
|
pumpFrame(phase: EnginePhase.paint);
|
|
expect(currentPainter.paintCount, 0);
|
|
|
|
editable.foregroundPainter = (currentPainter = _TestRenderEditablePainter()..repaint = true);
|
|
pumpFrame(phase: EnginePhase.paint);
|
|
expect(currentPainter.paintCount, 1);
|
|
});
|
|
|
|
test('changing background painter', () {
|
|
layout(editable, constraints: BoxConstraints.loose(const Size(100, 100)));
|
|
// Prepare for painting after layout.
|
|
|
|
_TestRenderEditablePainter currentPainter = _TestRenderEditablePainter();
|
|
// Foreground painter.
|
|
editable.painter = currentPainter;
|
|
pumpFrame(phase: EnginePhase.paint);
|
|
expect(currentPainter.paintCount, 1);
|
|
|
|
editable.painter = (currentPainter = _TestRenderEditablePainter()..repaint = false);
|
|
pumpFrame(phase: EnginePhase.paint);
|
|
expect(currentPainter.paintCount, 0);
|
|
|
|
editable.painter = (currentPainter = _TestRenderEditablePainter()..repaint = true);
|
|
pumpFrame(phase: EnginePhase.paint);
|
|
expect(currentPainter.paintCount, 1);
|
|
});
|
|
|
|
test('swapping painters', () {
|
|
layout(editable, constraints: BoxConstraints.loose(const Size(100, 100)));
|
|
|
|
final _TestRenderEditablePainter painter1 = _TestRenderEditablePainter();
|
|
final _TestRenderEditablePainter painter2 = _TestRenderEditablePainter();
|
|
|
|
editable.painter = painter1;
|
|
editable.foregroundPainter = painter2;
|
|
pumpFrame(phase: EnginePhase.paint);
|
|
expect(
|
|
_TestRenderEditablePainter.paintHistory,
|
|
<_TestRenderEditablePainter>[painter1, painter2],
|
|
);
|
|
|
|
_TestRenderEditablePainter.paintHistory.clear();
|
|
editable.painter = painter2;
|
|
editable.foregroundPainter = painter1;
|
|
pumpFrame(phase: EnginePhase.paint);
|
|
expect(
|
|
_TestRenderEditablePainter.paintHistory,
|
|
<_TestRenderEditablePainter>[painter2, painter1],
|
|
);
|
|
});
|
|
|
|
test('reusing the same painter', () {
|
|
layout(editable, constraints: BoxConstraints.loose(const Size(100, 100)));
|
|
|
|
final _TestRenderEditablePainter painter = _TestRenderEditablePainter();
|
|
FlutterErrorDetails? errorDetails;
|
|
editable.painter = painter;
|
|
editable.foregroundPainter = painter;
|
|
pumpFrame(phase: EnginePhase.paint, onErrors: () {
|
|
errorDetails = TestRenderingFlutterBinding.instance.takeFlutterErrorDetails();
|
|
});
|
|
expect(errorDetails, isNull);
|
|
|
|
expect(
|
|
_TestRenderEditablePainter.paintHistory,
|
|
<_TestRenderEditablePainter>[painter, painter],
|
|
);
|
|
expect(
|
|
(Canvas canvas) => editable.paint(TestRecordingPaintingContext(canvas), Offset.zero),
|
|
paints
|
|
..rect(rect: const Rect.fromLTRB(1, 1, 1, 1), color: const Color(0x12345678))
|
|
..paragraph()
|
|
..rect(rect: const Rect.fromLTRB(1, 1, 1, 1), color: const Color(0x12345678)),
|
|
);
|
|
});
|
|
test('does not repaint the render editable when custom painters need repaint', () {
|
|
layout(editable, constraints: BoxConstraints.loose(const Size(100, 100)));
|
|
|
|
final _TestRenderEditablePainter painter = _TestRenderEditablePainter();
|
|
editable.painter = painter;
|
|
pumpFrame(phase: EnginePhase.paint);
|
|
editable.paintCount = 0;
|
|
painter.paintCount = 0;
|
|
|
|
painter.markNeedsPaint();
|
|
|
|
pumpFrame(phase: EnginePhase.paint);
|
|
expect(editable.paintCount, 0);
|
|
expect(painter.paintCount, 1);
|
|
});
|
|
|
|
test('repaints when its RenderEditable repaints', () {
|
|
layout(editable, constraints: BoxConstraints.loose(const Size(100, 100)));
|
|
|
|
final _TestRenderEditablePainter painter = _TestRenderEditablePainter();
|
|
editable.painter = painter;
|
|
pumpFrame(phase: EnginePhase.paint);
|
|
editable.paintCount = 0;
|
|
painter.paintCount = 0;
|
|
|
|
editable.markNeedsPaint();
|
|
|
|
pumpFrame(phase: EnginePhase.paint);
|
|
expect(editable.paintCount, 1);
|
|
expect(painter.paintCount, 1);
|
|
});
|
|
|
|
test('correct coordinate space', () {
|
|
layout(editable, constraints: BoxConstraints.loose(const Size(100, 100)));
|
|
|
|
final _TestRenderEditablePainter painter = _TestRenderEditablePainter();
|
|
editable.painter = painter;
|
|
editable.offset = ViewportOffset.fixed(1000);
|
|
|
|
pumpFrame(phase: EnginePhase.compositingBits);
|
|
expect(
|
|
(Canvas canvas) => editable.paint(TestRecordingPaintingContext(canvas), Offset.zero),
|
|
paints
|
|
..rect(rect: const Rect.fromLTRB(1, 1, 1, 1), color: const Color(0x12345678))
|
|
..paragraph(),
|
|
);
|
|
});
|
|
|
|
group('hit testing', () {
|
|
test('hits correct TextSpan when not scrolled', () {
|
|
final TextSelectionDelegate delegate = _FakeEditableTextState();
|
|
final RenderEditable editable = RenderEditable(
|
|
text: const TextSpan(
|
|
style: TextStyle(height: 1.0, fontSize: 10.0, fontFamily: 'Ahem'),
|
|
children: <InlineSpan>[
|
|
TextSpan(text: 'A'),
|
|
TextSpan(text: 'B'),
|
|
],
|
|
),
|
|
startHandleLayerLink: LayerLink(),
|
|
endHandleLayerLink: LayerLink(),
|
|
textDirection: TextDirection.ltr,
|
|
offset: ViewportOffset.fixed(0.0),
|
|
textSelectionDelegate: delegate,
|
|
selection: const TextSelection.collapsed(
|
|
offset: 0,
|
|
),
|
|
);
|
|
layout(editable, constraints: BoxConstraints.loose(const Size(500.0, 500.0)));
|
|
// Prepare for painting after layout.
|
|
pumpFrame(phase: EnginePhase.compositingBits);
|
|
|
|
BoxHitTestResult result = BoxHitTestResult();
|
|
editable.hitTest(result, position: Offset.zero);
|
|
// We expect two hit test entries in the path because the RenderEditable
|
|
// will add itself as well.
|
|
expect(result.path, hasLength(2));
|
|
HitTestTarget target = result.path.first.target;
|
|
expect(target, isA<TextSpan>());
|
|
expect((target as TextSpan).text, 'A');
|
|
// Only testing the RenderEditable entry here once, not anymore below.
|
|
expect(result.path.last.target, isA<RenderEditable>());
|
|
|
|
result = BoxHitTestResult();
|
|
editable.hitTest(result, position: const Offset(15.0, 0.0));
|
|
expect(result.path, hasLength(2));
|
|
target = result.path.first.target;
|
|
expect(target, isA<TextSpan>());
|
|
expect((target as TextSpan).text, 'B');
|
|
});
|
|
|
|
test('hits correct TextSpan when scrolled vertically', () {
|
|
final TextSelectionDelegate delegate = _FakeEditableTextState();
|
|
final RenderEditable editable = RenderEditable(
|
|
text: const TextSpan(
|
|
style: TextStyle(height: 1.0, fontSize: 10.0, fontFamily: 'Ahem'),
|
|
children: <InlineSpan>[
|
|
TextSpan(text: 'A'),
|
|
TextSpan(text: 'B\n'),
|
|
TextSpan(text: 'C'),
|
|
],
|
|
),
|
|
startHandleLayerLink: LayerLink(),
|
|
endHandleLayerLink: LayerLink(),
|
|
textDirection: TextDirection.ltr,
|
|
// Given maxLines of null and an offset of 5, the editable will be
|
|
// scrolled vertically by 5 pixels.
|
|
maxLines: null,
|
|
offset: ViewportOffset.fixed(5.0),
|
|
textSelectionDelegate: delegate,
|
|
selection: const TextSelection.collapsed(
|
|
offset: 0,
|
|
),
|
|
);
|
|
layout(editable, constraints: BoxConstraints.loose(const Size(500.0, 500.0)));
|
|
// Prepare for painting after layout.
|
|
pumpFrame(phase: EnginePhase.compositingBits);
|
|
|
|
BoxHitTestResult result = BoxHitTestResult();
|
|
editable.hitTest(result, position: Offset.zero);
|
|
expect(result.path, hasLength(2));
|
|
HitTestTarget target = result.path.first.target;
|
|
expect(target, isA<TextSpan>());
|
|
expect((target as TextSpan).text, 'A');
|
|
|
|
result = BoxHitTestResult();
|
|
editable.hitTest(result, position: const Offset(15.0, 0.0));
|
|
expect(result.path, hasLength(2));
|
|
target = result.path.first.target;
|
|
expect(target, isA<TextSpan>());
|
|
expect((target as TextSpan).text, 'B\n');
|
|
|
|
result = BoxHitTestResult();
|
|
// When we hit at y=6 and are scrolled by -5 vertically, we expect "C"
|
|
// to be hit because the font size is 10.
|
|
editable.hitTest(result, position: const Offset(0.0, 6.0));
|
|
expect(result.path, hasLength(2));
|
|
target = result.path.first.target;
|
|
expect(target, isA<TextSpan>());
|
|
expect((target as TextSpan).text, 'C');
|
|
});
|
|
|
|
test('hits correct TextSpan when scrolled horizontally', () {
|
|
final TextSelectionDelegate delegate = _FakeEditableTextState();
|
|
final RenderEditable editable = RenderEditable(
|
|
text: const TextSpan(
|
|
style: TextStyle(height: 1.0, fontSize: 10.0, fontFamily: 'Ahem'),
|
|
children: <InlineSpan>[
|
|
TextSpan(text: 'A'),
|
|
TextSpan(text: 'B'),
|
|
],
|
|
),
|
|
startHandleLayerLink: LayerLink(),
|
|
endHandleLayerLink: LayerLink(),
|
|
textDirection: TextDirection.ltr,
|
|
// Given maxLines of 1 and an offset of 5, the editable will be
|
|
// scrolled by 5 pixels to the left.
|
|
offset: ViewportOffset.fixed(5.0),
|
|
textSelectionDelegate: delegate,
|
|
selection: const TextSelection.collapsed(
|
|
offset: 0,
|
|
),
|
|
);
|
|
layout(editable, constraints: BoxConstraints.loose(const Size(500.0, 500.0)));
|
|
// Prepare for painting after layout.
|
|
pumpFrame(phase: EnginePhase.compositingBits);
|
|
|
|
final BoxHitTestResult result = BoxHitTestResult();
|
|
// At x=6, we should hit "B" as we are scrolled to the left by 6
|
|
// pixels.
|
|
editable.hitTest(result, position: const Offset(6.0, 0));
|
|
expect(result.path, hasLength(2));
|
|
final HitTestTarget target = result.path.first.target;
|
|
expect(target, isA<TextSpan>());
|
|
expect((target as TextSpan).text, 'B');
|
|
});
|
|
});
|
|
});
|
|
|
|
group('WidgetSpan support', () {
|
|
test('able to render basic WidgetSpan', () async {
|
|
final TextSelectionDelegate delegate = _FakeEditableTextState()
|
|
..textEditingValue = const TextEditingValue(
|
|
text: 'test',
|
|
selection: TextSelection.collapsed(offset: 3),
|
|
);
|
|
final List<RenderBox> renderBoxes = <RenderBox>[
|
|
RenderParagraph(const TextSpan(text: 'b'), textDirection: TextDirection.ltr),
|
|
];
|
|
final ViewportOffset viewportOffset = ViewportOffset.zero();
|
|
final RenderEditable editable = RenderEditable(
|
|
backgroundCursorColor: Colors.grey,
|
|
selectionColor: Colors.black,
|
|
textDirection: TextDirection.ltr,
|
|
cursorColor: Colors.red,
|
|
offset: viewportOffset,
|
|
textSelectionDelegate: delegate,
|
|
startHandleLayerLink: LayerLink(),
|
|
endHandleLayerLink: LayerLink(),
|
|
text: TextSpan(
|
|
style: const TextStyle(
|
|
height: 1.0, fontSize: 10.0, fontFamily: 'Ahem',
|
|
),
|
|
children: <InlineSpan>[
|
|
const TextSpan(text: 'test'),
|
|
WidgetSpan(child: Container(width: 10, height: 10, color: Colors.blue)),
|
|
],
|
|
),
|
|
selection: const TextSelection.collapsed(offset: 3),
|
|
children: renderBoxes,
|
|
);
|
|
|
|
layout(editable);
|
|
editable.hasFocus = true;
|
|
pumpFrame();
|
|
|
|
final Rect composingRect = editable.getRectForComposingRange(const TextRange(start: 4, end: 5))!;
|
|
expect(composingRect, const Rect.fromLTRB(40.0, 0.0, 54.0, 14.0));
|
|
}, skip: isBrowser); // https://github.com/flutter/flutter/issues/61021
|
|
|
|
test('able to render multiple WidgetSpans', () async {
|
|
final TextSelectionDelegate delegate = _FakeEditableTextState()
|
|
..textEditingValue = const TextEditingValue(
|
|
text: 'test',
|
|
selection: TextSelection.collapsed(offset: 3),
|
|
);
|
|
final List<RenderBox> renderBoxes = <RenderBox>[
|
|
RenderParagraph(const TextSpan(text: 'b'), textDirection: TextDirection.ltr),
|
|
RenderParagraph(const TextSpan(text: 'c'), textDirection: TextDirection.ltr),
|
|
RenderParagraph(const TextSpan(text: 'd'), textDirection: TextDirection.ltr),
|
|
];
|
|
final ViewportOffset viewportOffset = ViewportOffset.zero();
|
|
final RenderEditable editable = RenderEditable(
|
|
backgroundCursorColor: Colors.grey,
|
|
selectionColor: Colors.black,
|
|
textDirection: TextDirection.ltr,
|
|
cursorColor: Colors.red,
|
|
offset: viewportOffset,
|
|
textSelectionDelegate: delegate,
|
|
startHandleLayerLink: LayerLink(),
|
|
endHandleLayerLink: LayerLink(),
|
|
text: TextSpan(
|
|
style: const TextStyle(
|
|
height: 1.0, fontSize: 10.0, fontFamily: 'Ahem',
|
|
),
|
|
children: <InlineSpan>[
|
|
const TextSpan(text: 'test'),
|
|
WidgetSpan(child: Container(width: 10, height: 10, color: Colors.blue)),
|
|
WidgetSpan(child: Container(width: 10, height: 10, color: Colors.blue)),
|
|
WidgetSpan(child: Container(width: 10, height: 10, color: Colors.blue)),
|
|
],
|
|
),
|
|
selection: const TextSelection.collapsed(offset: 3),
|
|
children: renderBoxes,
|
|
);
|
|
|
|
layout(editable);
|
|
editable.hasFocus = true;
|
|
pumpFrame();
|
|
|
|
final Rect composingRect = editable.getRectForComposingRange(const TextRange(start: 4, end: 7))!;
|
|
expect(composingRect, const Rect.fromLTRB(40.0, 0.0, 82.0, 14.0));
|
|
}, skip: isBrowser); // https://github.com/flutter/flutter/issues/61021
|
|
|
|
test('able to render WidgetSpans with line wrap', () async {
|
|
final TextSelectionDelegate delegate = _FakeEditableTextState()
|
|
..textEditingValue = const TextEditingValue(
|
|
text: 'test',
|
|
selection: TextSelection.collapsed(offset: 3),
|
|
);
|
|
final List<RenderBox> renderBoxes = <RenderBox>[
|
|
RenderParagraph(const TextSpan(text: 'b'), textDirection: TextDirection.ltr),
|
|
RenderParagraph(const TextSpan(text: 'c'), textDirection: TextDirection.ltr),
|
|
RenderParagraph(const TextSpan(text: 'd'), textDirection: TextDirection.ltr),
|
|
];
|
|
final ViewportOffset viewportOffset = ViewportOffset.zero();
|
|
final RenderEditable editable = RenderEditable(
|
|
backgroundCursorColor: Colors.grey,
|
|
selectionColor: Colors.black,
|
|
textDirection: TextDirection.ltr,
|
|
cursorColor: Colors.red,
|
|
offset: viewportOffset,
|
|
textSelectionDelegate: delegate,
|
|
startHandleLayerLink: LayerLink(),
|
|
endHandleLayerLink: LayerLink(),
|
|
text: const TextSpan(
|
|
style: TextStyle(
|
|
height: 1.0, fontSize: 10.0, fontFamily: 'Ahem',
|
|
),
|
|
children: <InlineSpan>[
|
|
TextSpan(text: 'test'),
|
|
WidgetSpan(child: Text('b')),
|
|
WidgetSpan(child: Text('c')),
|
|
WidgetSpan(child: Text('d')),
|
|
],
|
|
),
|
|
selection: const TextSelection.collapsed(offset: 3),
|
|
maxLines: 2,
|
|
minLines: 2,
|
|
children: renderBoxes,
|
|
);
|
|
|
|
// Force a line wrap
|
|
layout(editable, constraints: const BoxConstraints(maxWidth: 75));
|
|
editable.hasFocus = true;
|
|
pumpFrame();
|
|
|
|
Rect composingRect = editable.getRectForComposingRange(const TextRange(start: 4, end: 6))!;
|
|
expect(composingRect, const Rect.fromLTRB(40.0, 0.0, 68.0, 14.0));
|
|
composingRect = editable.getRectForComposingRange(const TextRange(start: 6, end: 7))!;
|
|
expect(composingRect, const Rect.fromLTRB(0.0, 14.0, 14.0, 28.0));
|
|
}, skip: isBrowser); // https://github.com/flutter/flutter/issues/61021
|
|
|
|
test('able to render WidgetSpans with line wrap alternating spans', () async {
|
|
final TextSelectionDelegate delegate = _FakeEditableTextState()
|
|
..textEditingValue = const TextEditingValue(
|
|
text: 'test',
|
|
selection: TextSelection.collapsed(offset: 3),
|
|
);
|
|
final List<RenderBox> renderBoxes = <RenderBox>[
|
|
RenderParagraph(const TextSpan(text: 'b'), textDirection: TextDirection.ltr),
|
|
RenderParagraph(const TextSpan(text: 'c'), textDirection: TextDirection.ltr),
|
|
RenderParagraph(const TextSpan(text: 'd'), textDirection: TextDirection.ltr),
|
|
RenderParagraph(const TextSpan(text: 'e'), textDirection: TextDirection.ltr),
|
|
];
|
|
final ViewportOffset viewportOffset = ViewportOffset.zero();
|
|
final RenderEditable editable = RenderEditable(
|
|
backgroundCursorColor: Colors.grey,
|
|
selectionColor: Colors.black,
|
|
textDirection: TextDirection.ltr,
|
|
cursorColor: Colors.red,
|
|
offset: viewportOffset,
|
|
textSelectionDelegate: delegate,
|
|
startHandleLayerLink: LayerLink(),
|
|
endHandleLayerLink: LayerLink(),
|
|
text: const TextSpan(
|
|
style: TextStyle(
|
|
height: 1.0, fontSize: 10.0, fontFamily: 'Ahem',
|
|
),
|
|
children: <InlineSpan>[
|
|
TextSpan(text: 'test'),
|
|
WidgetSpan(child: Text('b')),
|
|
WidgetSpan(child: Text('c')),
|
|
WidgetSpan(child: Text('d')),
|
|
TextSpan(text: 'HI'),
|
|
WidgetSpan(child: Text('e')),
|
|
],
|
|
),
|
|
selection: const TextSelection.collapsed(offset: 3),
|
|
maxLines: 2,
|
|
minLines: 2,
|
|
children: renderBoxes,
|
|
);
|
|
|
|
// Force a line wrap
|
|
layout(editable, constraints: const BoxConstraints(maxWidth: 75));
|
|
editable.hasFocus = true;
|
|
pumpFrame();
|
|
|
|
Rect composingRect = editable.getRectForComposingRange(const TextRange(start: 4, end: 6))!;
|
|
expect(composingRect, const Rect.fromLTRB(40.0, 0.0, 68.0, 14.0));
|
|
composingRect = editable.getRectForComposingRange(const TextRange(start: 6, end: 7))!;
|
|
expect(composingRect, const Rect.fromLTRB(0.0, 14.0, 14.0, 28.0));
|
|
composingRect = editable.getRectForComposingRange(const TextRange(start: 7, end: 8))!; // H
|
|
expect(composingRect, const Rect.fromLTRB(14.0, 18.0, 24.0, 28.0));
|
|
composingRect = editable.getRectForComposingRange(const TextRange(start: 8, end: 9))!; // I
|
|
expect(composingRect, const Rect.fromLTRB(24.0, 18.0, 34.0, 28.0));
|
|
composingRect = editable.getRectForComposingRange(const TextRange(start: 9, end: 10))!;
|
|
expect(composingRect, const Rect.fromLTRB(34.0, 14.0, 48.0, 28.0));
|
|
}, skip: isBrowser); // https://github.com/flutter/flutter/issues/61021
|
|
|
|
test('able to render WidgetSpans nested spans', () async {
|
|
final TextSelectionDelegate delegate = _FakeEditableTextState()
|
|
..textEditingValue = const TextEditingValue(
|
|
text: 'test',
|
|
selection: TextSelection.collapsed(offset: 3),
|
|
);
|
|
final List<RenderBox> renderBoxes = <RenderBox>[
|
|
RenderParagraph(const TextSpan(text: 'a'), textDirection: TextDirection.ltr),
|
|
RenderParagraph(const TextSpan(text: 'b'), textDirection: TextDirection.ltr),
|
|
RenderParagraph(const TextSpan(text: 'c'), textDirection: TextDirection.ltr),
|
|
];
|
|
final ViewportOffset viewportOffset = ViewportOffset.zero();
|
|
final RenderEditable editable = RenderEditable(
|
|
backgroundCursorColor: Colors.grey,
|
|
selectionColor: Colors.black,
|
|
textDirection: TextDirection.ltr,
|
|
cursorColor: Colors.red,
|
|
offset: viewportOffset,
|
|
textSelectionDelegate: delegate,
|
|
startHandleLayerLink: LayerLink(),
|
|
endHandleLayerLink: LayerLink(),
|
|
text: const TextSpan(
|
|
style: TextStyle(
|
|
height: 1.0, fontSize: 10.0, fontFamily: 'Ahem',
|
|
),
|
|
children: <InlineSpan>[
|
|
TextSpan(text: 'test'),
|
|
WidgetSpan(child: Text('a')),
|
|
TextSpan(children: <InlineSpan>[
|
|
WidgetSpan(child: Text('b')),
|
|
WidgetSpan(child: Text('c')),
|
|
],
|
|
),
|
|
],
|
|
),
|
|
selection: const TextSelection.collapsed(offset: 3),
|
|
maxLines: 2,
|
|
minLines: 2,
|
|
children: renderBoxes,
|
|
);
|
|
|
|
// Force a line wrap
|
|
layout(editable, constraints: const BoxConstraints(maxWidth: 75));
|
|
editable.hasFocus = true;
|
|
pumpFrame();
|
|
|
|
Rect? composingRect = editable.getRectForComposingRange(const TextRange(start: 4, end: 5));
|
|
expect(composingRect, const Rect.fromLTRB(40.0, 0.0, 54.0, 14.0));
|
|
composingRect = editable.getRectForComposingRange(const TextRange(start: 5, end: 6));
|
|
expect(composingRect, const Rect.fromLTRB(54.0, 0.0, 68.0, 14.0));
|
|
composingRect = editable.getRectForComposingRange(const TextRange(start: 6, end: 7));
|
|
expect(composingRect, const Rect.fromLTRB(0.0, 14.0, 14.0, 28.0));
|
|
composingRect = editable.getRectForComposingRange(const TextRange(start: 7, end: 8));
|
|
expect(composingRect, null);
|
|
}, skip: isBrowser); // https://github.com/flutter/flutter/issues/61021
|
|
|
|
test('can compute IntrinsicWidth for WidgetSpans', () {
|
|
// Regression test for https://github.com/flutter/flutter/issues/59316
|
|
const double screenWidth = 1000.0;
|
|
const double fixedHeight = 1000.0;
|
|
const String sentence = 'one two';
|
|
final TextSelectionDelegate delegate = _FakeEditableTextState()
|
|
..textEditingValue = const TextEditingValue(
|
|
text: 'test',
|
|
selection: TextSelection.collapsed(offset: 3),
|
|
);
|
|
final List<RenderBox> renderBoxes = <RenderBox>[
|
|
RenderParagraph(const TextSpan(text: sentence), textDirection: TextDirection.ltr),
|
|
];
|
|
final ViewportOffset viewportOffset = ViewportOffset.zero();
|
|
final RenderEditable editable = RenderEditable(
|
|
backgroundCursorColor: Colors.grey,
|
|
selectionColor: Colors.black,
|
|
textDirection: TextDirection.ltr,
|
|
cursorColor: Colors.red,
|
|
offset: viewportOffset,
|
|
textSelectionDelegate: delegate,
|
|
startHandleLayerLink: LayerLink(),
|
|
endHandleLayerLink: LayerLink(),
|
|
text: const TextSpan(
|
|
style: TextStyle(
|
|
height: 1.0, fontSize: 10.0, fontFamily: 'Ahem',
|
|
),
|
|
children: <InlineSpan>[
|
|
TextSpan(text: 'test'),
|
|
WidgetSpan(child: Text('a')),
|
|
],
|
|
),
|
|
selection: const TextSelection.collapsed(offset: 3),
|
|
maxLines: 2,
|
|
minLines: 2,
|
|
textScaleFactor: 2.0,
|
|
children: renderBoxes,
|
|
);
|
|
layout(editable, constraints: const BoxConstraints(maxWidth: screenWidth));
|
|
editable.hasFocus = true;
|
|
final double maxIntrinsicWidth = editable.computeMaxIntrinsicWidth(fixedHeight);
|
|
pumpFrame();
|
|
|
|
expect(maxIntrinsicWidth, 278);
|
|
});
|
|
|
|
test('hits correct WidgetSpan when not scrolled', () {
|
|
final TextSelectionDelegate delegate = _FakeEditableTextState()
|
|
..textEditingValue = const TextEditingValue(
|
|
text: 'test',
|
|
selection: TextSelection.collapsed(offset: 3),
|
|
);
|
|
final List<RenderBox> renderBoxes = <RenderBox>[
|
|
RenderParagraph(const TextSpan(text: 'a'), textDirection: TextDirection.ltr),
|
|
RenderParagraph(const TextSpan(text: 'b'), textDirection: TextDirection.ltr),
|
|
RenderParagraph(const TextSpan(text: 'c'), textDirection: TextDirection.ltr),
|
|
];
|
|
final RenderEditable editable = RenderEditable(
|
|
text: const TextSpan(
|
|
style: TextStyle(height: 1.0, fontSize: 10.0, fontFamily: 'Ahem'),
|
|
children: <InlineSpan>[
|
|
TextSpan(text: 'test'),
|
|
WidgetSpan(child: Text('a')),
|
|
TextSpan(children: <InlineSpan>[
|
|
WidgetSpan(child: Text('b')),
|
|
WidgetSpan(child: Text('c')),
|
|
],
|
|
),
|
|
],
|
|
),
|
|
startHandleLayerLink: LayerLink(),
|
|
endHandleLayerLink: LayerLink(),
|
|
textDirection: TextDirection.ltr,
|
|
offset: ViewportOffset.fixed(0.0),
|
|
textSelectionDelegate: delegate,
|
|
selection: const TextSelection.collapsed(
|
|
offset: 0,
|
|
),
|
|
children: renderBoxes,
|
|
);
|
|
layout(editable, constraints: BoxConstraints.loose(const Size(500.0, 500.0)));
|
|
// Prepare for painting after layout.
|
|
pumpFrame(phase: EnginePhase.compositingBits);
|
|
BoxHitTestResult result = BoxHitTestResult();
|
|
editable.hitTest(result, position: Offset.zero);
|
|
// We expect two hit test entries in the path because the RenderEditable
|
|
// will add itself as well.
|
|
expect(result.path, hasLength(2));
|
|
HitTestTarget target = result.path.first.target;
|
|
expect(target, isA<TextSpan>());
|
|
expect((target as TextSpan).text, 'test');
|
|
// Only testing the RenderEditable entry here once, not anymore below.
|
|
expect(result.path.last.target, isA<RenderEditable>());
|
|
result = BoxHitTestResult();
|
|
editable.hitTest(result, position: const Offset(15.0, 0.0));
|
|
expect(result.path, hasLength(2));
|
|
target = result.path.first.target;
|
|
expect(target, isA<TextSpan>());
|
|
expect((target as TextSpan).text, 'test');
|
|
|
|
result = BoxHitTestResult();
|
|
editable.hitTest(result, position: const Offset(41.0, 0.0));
|
|
expect(result.path, hasLength(3));
|
|
target = result.path.first.target;
|
|
expect(target, isA<TextSpan>());
|
|
expect((target as TextSpan).text, 'a');
|
|
|
|
result = BoxHitTestResult();
|
|
editable.hitTest(result, position: const Offset(55.0, 0.0));
|
|
expect(result.path, hasLength(3));
|
|
target = result.path.first.target;
|
|
expect(target, isA<TextSpan>());
|
|
expect((target as TextSpan).text, 'b');
|
|
|
|
result = BoxHitTestResult();
|
|
editable.hitTest(result, position: const Offset(69.0, 5.0));
|
|
expect(result.path, hasLength(3));
|
|
target = result.path.first.target;
|
|
expect(target, isA<TextSpan>());
|
|
expect((target as TextSpan).text, 'c');
|
|
|
|
result = BoxHitTestResult();
|
|
editable.hitTest(result, position: const Offset(5.0, 15.0));
|
|
expect(result.path, hasLength(0));
|
|
}, skip: isBrowser); // https://github.com/flutter/flutter/issues/61020
|
|
});
|
|
|
|
test('does not skip TextPainter.layout because of invalid cache', () {
|
|
// Regression test for https://github.com/flutter/flutter/issues/84896.
|
|
final TextSelectionDelegate delegate = _FakeEditableTextState();
|
|
const BoxConstraints constraints = BoxConstraints(minWidth: 100, maxWidth: 500);
|
|
final RenderEditable editable = RenderEditable(
|
|
text: const TextSpan(
|
|
style: TextStyle(height: 1.0, fontSize: 10.0, fontFamily: 'Ahem'),
|
|
text: 'A',
|
|
),
|
|
startHandleLayerLink: LayerLink(),
|
|
endHandleLayerLink: LayerLink(),
|
|
textDirection: TextDirection.ltr,
|
|
locale: const Locale('en', 'US'),
|
|
offset: ViewportOffset.fixed(10.0),
|
|
textSelectionDelegate: delegate,
|
|
selection: const TextSelection.collapsed(offset: 0),
|
|
cursorColor: const Color(0xFFFFFFFF),
|
|
showCursor: ValueNotifier<bool>(true),
|
|
);
|
|
layout(editable, constraints: constraints);
|
|
|
|
final double initialWidth = editable.computeDryLayout(constraints).width;
|
|
expect(initialWidth, 500);
|
|
|
|
// Turn off forceLine. Now the width should be significantly smaller.
|
|
editable.forceLine = false;
|
|
expect(editable.computeDryLayout(constraints).width, lessThan(initialWidth));
|
|
});
|
|
}
|
|
|
|
class _TestRenderEditable extends RenderEditable {
|
|
_TestRenderEditable({
|
|
required TextDirection textDirection,
|
|
required ViewportOffset offset,
|
|
required TextSelectionDelegate textSelectionDelegate,
|
|
TextSpan? text,
|
|
required LayerLink startHandleLayerLink,
|
|
required LayerLink endHandleLayerLink,
|
|
TextSelection? selection,
|
|
}) : super(
|
|
textDirection: textDirection,
|
|
offset: offset,
|
|
textSelectionDelegate: textSelectionDelegate,
|
|
text: text,
|
|
startHandleLayerLink: startHandleLayerLink,
|
|
endHandleLayerLink: endHandleLayerLink,
|
|
selection: selection,
|
|
);
|
|
|
|
int paintCount = 0;
|
|
|
|
@override
|
|
void paint(PaintingContext context, Offset offset) {
|
|
super.paint(context, offset);
|
|
paintCount += 1;
|
|
}
|
|
}
|
|
|
|
class _TestRenderEditablePainter extends RenderEditablePainter {
|
|
bool repaint = true;
|
|
int paintCount = 0;
|
|
static final List<_TestRenderEditablePainter> paintHistory = <_TestRenderEditablePainter>[];
|
|
|
|
@override
|
|
void paint(Canvas canvas, Size size, RenderEditable renderEditable) {
|
|
paintCount += 1;
|
|
canvas.drawRect(const Rect.fromLTRB(1, 1, 1, 1), Paint()..color = const Color(0x12345678));
|
|
paintHistory.add(this);
|
|
}
|
|
|
|
@override
|
|
bool shouldRepaint(RenderEditablePainter? oldDelegate) => repaint;
|
|
|
|
void markNeedsPaint() {
|
|
notifyListeners();
|
|
}
|
|
}
|