75 lines
2.1 KiB
Dart
75 lines
2.1 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/material.dart';
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import 'package:flutter_api_samples/widgets/dismissible/dismissible.0.dart'
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as example;
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import 'package:flutter_test/flutter_test.dart';
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void main() {
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Future<void> dismissHorizontally({
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required WidgetTester tester,
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required Finder finder,
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required AxisDirection direction,
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}) async {
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final double width = (tester.renderObject(finder) as RenderBox).size.width;
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final double dx = width * 0.8;
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final Offset offset = switch (direction) {
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AxisDirection.left => Offset(-dx, 0.0),
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AxisDirection.right => Offset(dx, 0.0),
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_ => throw ArgumentError('$direction is not supported'),
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};
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await tester.drag(finder, offset);
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}
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testWidgets('ListTiles can be dismissed from right to left', (
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WidgetTester tester,
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) async {
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await tester.pumpWidget(const example.DismissibleExampleApp());
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for (final int index in <int>[0, 33, 66, 99]) {
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final ValueKey<int> key = ValueKey<int>(index);
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await tester.scrollUntilVisible(find.byKey(key), 100);
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expect(find.byKey(key), findsOneWidget);
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await dismissHorizontally(
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tester: tester,
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finder: find.byKey(key),
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direction: AxisDirection.left,
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);
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await tester.pumpAndSettle();
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expect(find.byKey(key), findsNothing);
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}
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});
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testWidgets('ListTiles can be dismissed from left to right', (
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WidgetTester tester,
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) async {
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await tester.pumpWidget(const example.DismissibleExampleApp());
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for (final int index in <int>[0, 33, 66, 99]) {
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final ValueKey<int> key = ValueKey<int>(index);
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await tester.scrollUntilVisible(find.byKey(key), 100);
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expect(find.byKey(key), findsOneWidget);
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await dismissHorizontally(
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tester: tester,
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finder: find.byKey(key),
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direction: AxisDirection.right,
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);
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await tester.pumpAndSettle();
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expect(find.byKey(key), findsNothing);
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}
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});
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}
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