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The widget under test already contains a MaterialApp, so there's no need to wrap it again with one in the test. In fact, the additional MaterialApp could hide problems in the widget under test.
27 lines
911 B
Dart
27 lines
911 B
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/material/dialog/adaptive_alert_dialog.0.dart' as example;
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import 'package:flutter_test/flutter_test.dart';
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void main() {
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testWidgets('Show Adaptive Alert dialog', (WidgetTester tester) async {
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const String dialogTitle = 'AlertDialog Title';
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await tester.pumpWidget(
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const example.AdaptiveAlertDialogApp(),
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);
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expect(find.text(dialogTitle), findsNothing);
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await tester.tap(find.widgetWithText(TextButton, 'Show Dialog'));
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await tester.pumpAndSettle();
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expect(find.text(dialogTitle), findsOneWidget);
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await tester.tap(find.text('OK'));
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await tester.pumpAndSettle();
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expect(find.text(dialogTitle), findsNothing);
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});
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}
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