flutter/examples/api/test/widgets/focus_manager/focus_node.unfocus.0_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

73 lines
2.5 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/services.dart';
import 'package:flutter_api_samples/widgets/focus_manager/focus_node.unfocus.0.dart' as example;
import 'package:flutter_test/flutter_test.dart';
void main() {
testWidgets('Unfocusing with UnfocusDisposition.scope gives the focus to the parent scope', (
WidgetTester tester,
) async {
await tester.pumpWidget(const example.UnfocusExampleApp());
// Focuses the first text field.
await tester.tap(find.byType(TextField).first);
await tester.pump();
// Changes the focus to the unfocus button.
for (int i = 0; i < 6; i++) {
await tester.sendKeyEvent(LogicalKeyboardKey.tab);
await tester.pump();
}
await tester.sendKeyEvent(LogicalKeyboardKey.enter);
await tester.pump();
await tester.sendKeyEvent(LogicalKeyboardKey.tab);
await tester.pump();
// After pressing tab once, the focus is on the first text field.
final EditableText firstEditableText = tester.firstWidget(find.byType(EditableText));
expect(firstEditableText.focusNode.hasFocus, true);
});
testWidgets(
'Unfocusing with UnfocusDisposition.previouslyFocusedChild gives the focus the previously focused child',
(WidgetTester tester) async {
await tester.pumpWidget(const example.UnfocusExampleApp());
// Focuses the first text field.
await tester.tap(find.byType(TextField).first);
await tester.pump();
// Changes the focus to the second radio button.
for (int i = 0; i < 5; i++) {
await tester.sendKeyEvent(LogicalKeyboardKey.tab);
await tester.pump();
}
await tester.sendKeyEvent(LogicalKeyboardKey.space);
await tester.pumpAndSettle();
// Changes the focus to the unfocus button.
await tester.sendKeyEvent(LogicalKeyboardKey.tab);
await tester.pump();
await tester.sendKeyEvent(LogicalKeyboardKey.enter);
await tester.pumpAndSettle();
// After pressing tab twice, the focus is on the first text field.
for (int i = 0; i < 2; i++) {
await tester.sendKeyEvent(LogicalKeyboardKey.tab);
await tester.pump();
}
final EditableText firstEditableText = tester.firstWidget(find.byType(EditableText));
expect(firstEditableText.focusNode.hasFocus, true);
},
);
}