flutter/examples/api/test/material/popup_menu/popup_menu.2_test.dart
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---------

Co-authored-by: Kate Lovett <katelovett@google.com>
Co-authored-by: LongCatIsLooong <31859944+LongCatIsLooong@users.noreply.github.com>
2024-12-19 20:06:21 +00:00

79 lines
2.4 KiB
Dart

// Copyright 2014 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
import 'package:flutter/material.dart';
import 'package:flutter_api_samples/material/popup_menu/popup_menu.2.dart' as example;
import 'package:flutter_test/flutter_test.dart';
void main() {
testWidgets('Popup animation can be customized using AnimationStyle', (
WidgetTester tester,
) async {
await tester.pumpWidget(const example.PopupMenuApp());
// Test the default popup animation.
await tester.tap(find.byIcon(Icons.more_vert));
await tester.pump();
// Advance the animation by half of the default duration.
await tester.pump(const Duration(milliseconds: 100));
expect(
tester.getSize(find.byType(Material).last),
within(distance: 0.1, from: const Size(224.0, 130.0)),
);
// Let the animation finish.
await tester.pumpAndSettle();
expect(
tester.getSize(find.byType(Material).last),
within(distance: 0.1, from: const Size(224.0, 312.0)),
);
// Tap outside the popup menu to close it.
await tester.tapAt(const Offset(1, 1));
await tester.pumpAndSettle();
// Test the custom animation curve and duration.
await tester.tap(find.text('Custom'));
await tester.pumpAndSettle();
await tester.tap(find.byIcon(Icons.more_vert));
await tester.pump();
// Advance the animation by one third of the custom duration.
await tester.pump(const Duration(milliseconds: 1000));
expect(
tester.getSize(find.byType(Material).last),
within(distance: 0.1, from: const Size(224.0, 312.0)),
);
// Let the animation finish.
await tester.pumpAndSettle();
expect(
tester.getSize(find.byType(Material).last),
within(distance: 0.1, from: const Size(224.0, 312.0)),
);
// Tap outside the popup menu to close it.
await tester.tapAt(const Offset(1, 1));
await tester.pumpAndSettle();
// Test the no animation style.
await tester.tap(find.text('None'));
await tester.pumpAndSettle();
await tester.tap(find.byIcon(Icons.more_vert));
// Advance the animation by only one frame.
await tester.pump();
// The popup menu is shown immediately.
expect(
tester.getSize(find.byType(Material).last),
within(distance: 0.1, from: const Size(224.0, 312.0)),
);
});
}