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Part of #130459. Adds tests for [Focus example 0](https://api.flutter.dev/flutter/widgets/Focus-class.html#widgets.Focus.1).
81 lines
3.6 KiB
Dart
81 lines
3.6 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/services.dart';
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import 'package:flutter_api_samples/widgets/focus_scope/focus.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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testWidgets('shows initial content', (WidgetTester tester) async {
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await tester.pumpWidget(const example.FocusExampleApp());
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expect(find.byType(Scaffold), findsOneWidget);
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expect(find.byType(AppBar), findsOneWidget);
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expect(find.byType(FocusScope), findsAtLeastNWidgets(1));
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expect(find.text('Press to focus'), findsOneWidget);
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expect(find.text('Focus Sample'), findsOneWidget);
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expect(find.byType(Container), findsOneWidget);
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final Container container =
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tester.widget<Container>(find.byType(Container));
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expect(container.color, Colors.white);
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});
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testWidgets('switches to focus mode', (WidgetTester tester) async {
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await tester.pumpWidget(const example.FocusExampleApp());
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expect(find.text('Press to focus'), findsOneWidget);
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expect(find.text("I'm in color! Press R,G,B!"), findsNothing);
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await tester.tap(find.text('Press to focus'));
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await tester.pumpAndSettle();
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expect(find.text('Press to focus'), findsNothing);
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expect(find.text("I'm in color! Press R,G,B!"), findsOneWidget);
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expect(find.byType(Container), findsOneWidget);
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final Container container =
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tester.widget<Container>(find.byType(Container));
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expect(container.color, Colors.white);
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await tester.tap(find.text("I'm in color! Press R,G,B!"));
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await tester.pumpAndSettle();
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expect(find.text('Press to focus'), findsOneWidget);
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expect(find.text("I'm in color! Press R,G,B!"), findsNothing);
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});
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testWidgets('changes color according to key presses', (WidgetTester tester) async {
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await tester.pumpWidget(const example.FocusExampleApp());
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expect(find.byType(Container), findsOneWidget);
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expect(tester.widget<Container>(find.byType(Container)).color, Colors.white);
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await tester.sendKeyEvent(LogicalKeyboardKey.keyR);
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await tester.pumpAndSettle();
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expect(tester.widget<Container>(find.byType(Container)).color, Colors.white);
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await tester.sendKeyEvent(LogicalKeyboardKey.keyG);
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await tester.pumpAndSettle();
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expect(tester.widget<Container>(find.byType(Container)).color, Colors.white);
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await tester.sendKeyEvent(LogicalKeyboardKey.keyB);
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await tester.pumpAndSettle();
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expect(tester.widget<Container>(find.byType(Container)).color, Colors.white);
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expect(find.text('Press to focus'), findsOneWidget);
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await tester.tap(find.text('Press to focus'));
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await tester.pumpAndSettle();
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expect(find.byType(Container), findsOneWidget);
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expect(tester.widget<Container>(find.byType(Container)).color, Colors.white);
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await tester.sendKeyEvent(LogicalKeyboardKey.keyR);
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await tester.pumpAndSettle();
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expect(tester.widget<Container>(find.byType(Container)).color, Colors.red);
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await tester.sendKeyEvent(LogicalKeyboardKey.keyG);
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await tester.pumpAndSettle();
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expect(tester.widget<Container>(find.byType(Container)).color, Colors.green);
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await tester.sendKeyEvent(LogicalKeyboardKey.keyB);
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await tester.pumpAndSettle();
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expect(tester.widget<Container>(find.byType(Container)).color, Colors.blue);
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expect(find.text("I'm in color! Press R,G,B!"), findsOneWidget);
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await tester.tap(find.text("I'm in color! Press R,G,B!"));
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await tester.pumpAndSettle();
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expect(tester.widget<Container>(find.byType(Container)).color, Colors.white);
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});
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}
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