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49 lines
1.9 KiB
Dart
49 lines
1.9 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/material/banner/material_banner.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('Shows all elements', (WidgetTester tester) async {
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await tester.pumpWidget(
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const example.MaterialBannerExampleApp(),
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);
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expect(find.byType(MaterialBanner), findsOneWidget);
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expect(find.byType(AppBar), findsOneWidget);
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expect(find.byType(TextButton), findsNWidgets(2));
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expect(find.text('Hello, I am a Material Banner'), findsOneWidget);
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expect(find.text('The MaterialBanner is below'), findsOneWidget);
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expect(find.text('OPEN'), findsOneWidget);
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expect(find.text('DISMISS'), findsOneWidget);
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expect(find.byIcon(Icons.agriculture_outlined), findsOneWidget);
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});
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testWidgets('BottomNavigationBar Updates Screen Content', (WidgetTester tester) async {
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await tester.pumpWidget(
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const example.MaterialBannerExampleApp(),
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);
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expect(find.byType(MaterialBanner), findsOne);
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expect(find.text('Hello, I am a Material Banner'), findsOne);
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expect(find.byIcon(Icons.agriculture_outlined), findsOne);
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expect(find.widgetWithText(TextButton, 'OPEN'), findsOne);
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expect(find.widgetWithText(TextButton, 'DISMISS'), findsOne);
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});
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testWidgets('The banner is below the text saying so', (WidgetTester tester) async {
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await tester.pumpWidget(
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const example.MaterialBannerExampleApp(),
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);
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expect(find.byType(MaterialBanner), findsOneWidget);
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expect(find.text('The MaterialBanner is below'), findsOneWidget);
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final double bannerY = tester.getCenter(find.byType(MaterialBanner)).dy;
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final double textY = tester.getCenter(find.text('The MaterialBanner is below')).dy;
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expect(bannerY, greaterThan(textY));
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});
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}
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