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// 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_test/flutter_test.dart';
import 'package:flutter/cupertino.dart';
void main() {
// Constants taken from _ContextMenuActionState.
const Color _kBackgroundColor = Color(0xFFEEEEEE);
const Color _kBackgroundColorPressed = Color(0xFFDDDDDD);
const Color _kRegularActionColor = CupertinoColors.black;
const Color _kDestructiveActionColor = CupertinoColors.destructiveRed;
const FontWeight _kDefaultActionWeight = FontWeight.w600;
Widget _getApp({VoidCallback? onPressed, bool isDestructiveAction = false, bool isDefaultAction = false}) {
final UniqueKey actionKey = UniqueKey();
final CupertinoContextMenuAction action = CupertinoContextMenuAction(
key: actionKey,
child: const Text('I am a CupertinoContextMenuAction'),
onPressed: onPressed,
trailingIcon: CupertinoIcons.home,
isDestructiveAction: isDestructiveAction,
isDefaultAction: isDefaultAction,
);
return CupertinoApp(
home: CupertinoPageScaffold(
child: Center(
child: action,
),
),
);
}
BoxDecoration _getDecoration(WidgetTester tester) {
final Finder finder = find.descendant(
of: find.byType(CupertinoContextMenuAction),
matching: find.byType(Container),
);
expect(finder, findsOneWidget);
final Container container = tester.widget(finder);
return container.decoration! as BoxDecoration;
}
TextStyle _getTextStyle(WidgetTester tester) {
final Finder finder = find.descendant(
of: find.byType(CupertinoContextMenuAction),
matching: find.byType(DefaultTextStyle),
);
expect(finder, findsOneWidget);
final DefaultTextStyle defaultStyle = tester.widget(finder);
return defaultStyle.style;
}
Icon _getIcon(WidgetTester tester) {
final Finder finder = find.descendant(
of: find.byType(CupertinoContextMenuAction),
matching: find.byType(Icon),
);
expect(finder, findsOneWidget);
final Icon icon = tester.widget(finder);
return icon;
}
testWidgets('responds to taps', (WidgetTester tester) async {
bool wasPressed = false;
await tester.pumpWidget(_getApp(onPressed: () {
wasPressed = true;
}));
expect(wasPressed, false);
await tester.tap(find.byType(CupertinoContextMenuAction));
expect(wasPressed, true);
});
testWidgets('turns grey when pressed and held', (WidgetTester tester) async {
await tester.pumpWidget(_getApp());
expect(_getDecoration(tester).color, _kBackgroundColor);
final Offset actionCenter = tester.getCenter(find.byType(CupertinoContextMenuAction));
final TestGesture gesture = await tester.startGesture(actionCenter);
await tester.pump();
expect(_getDecoration(tester).color, _kBackgroundColorPressed);
await gesture.up();
await tester.pump();
expect(_getDecoration(tester).color, _kBackgroundColor);
});
testWidgets('icon and textStyle colors are correct out of the box', (WidgetTester tester) async {
await tester.pumpWidget(_getApp());
expect(_getTextStyle(tester).color, _kRegularActionColor);
expect(_getIcon(tester).color, _kRegularActionColor);
});
testWidgets('icon and textStyle colors are correct for destructive actions', (WidgetTester tester) async {
await tester.pumpWidget(_getApp(isDestructiveAction: true));
expect(_getTextStyle(tester).color, _kDestructiveActionColor);
expect(_getIcon(tester).color, _kDestructiveActionColor);
});
testWidgets('textStyle is correct for defaultAction', (WidgetTester tester) async {
await tester.pumpWidget(_getApp(isDefaultAction: true));
expect(_getTextStyle(tester).fontWeight, _kDefaultActionWeight);
});
}