mirror of
https://github.com/flutter/flutter.git
synced 2025-06-03 00:51:18 +00:00
69 lines
2.5 KiB
Dart
69 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_api_samples/material/checkbox/checkbox.1.dart'
|
|
as example;
|
|
import 'package:flutter_test/flutter_test.dart';
|
|
|
|
void main() {
|
|
testWidgets('Checkbox can be checked', (WidgetTester tester) async {
|
|
await tester.pumpWidget(
|
|
const example.CheckboxExampleApp(),
|
|
);
|
|
|
|
expect(find.byType(Checkbox), findsNWidgets(3));
|
|
Checkbox checkbox = tester.widget(find.byType(Checkbox).first);
|
|
Checkbox checkboxWithError = tester.widget(find.byType(Checkbox).at(1));
|
|
Checkbox checkboxDisabled = tester.widget(find.byType(Checkbox).last);
|
|
|
|
// Verify the initial state of the checkboxes.
|
|
expect(checkbox.value, isTrue);
|
|
expect(checkboxWithError.value, isTrue);
|
|
expect(checkboxDisabled.value, isTrue);
|
|
|
|
expect(checkboxWithError.isError, isTrue);
|
|
expect(checkboxDisabled.onChanged, null);
|
|
|
|
expect(checkbox.tristate, isTrue);
|
|
expect(checkboxWithError.tristate, isTrue);
|
|
expect(checkboxDisabled.tristate, isTrue);
|
|
|
|
// Tap the first Checkbox and verify the state change.
|
|
await tester.tap(find.byType(Checkbox).first);
|
|
await tester.pump();
|
|
checkbox = tester.widget(find.byType(Checkbox).first);
|
|
checkboxWithError = tester.widget(find.byType(Checkbox).at(1));
|
|
checkboxDisabled = tester.widget(find.byType(Checkbox).last);
|
|
|
|
expect(checkbox.value, isNull);
|
|
expect(checkboxWithError.value, isNull);
|
|
expect(checkboxDisabled.value, isNull);
|
|
|
|
// Tap the second Checkbox and verify the state change.
|
|
await tester.tap(find.byType(Checkbox).at(1));
|
|
await tester.pump();
|
|
|
|
checkbox = tester.widget(find.byType(Checkbox).first);
|
|
checkboxWithError = tester.widget(find.byType(Checkbox).at(1));
|
|
checkboxDisabled = tester.widget(find.byType(Checkbox).last);
|
|
|
|
expect(checkbox.value, isFalse);
|
|
expect(checkboxWithError.value, isFalse);
|
|
expect(checkboxDisabled.value, isFalse);
|
|
|
|
// Tap the third Checkbox and verify that should remain unchanged.
|
|
await tester.tap(find.byType(Checkbox).last);
|
|
await tester.pump();
|
|
|
|
checkbox = tester.widget(find.byType(Checkbox).first);
|
|
checkboxWithError = tester.widget(find.byType(Checkbox).at(1));
|
|
checkboxDisabled = tester.widget(find.byType(Checkbox).last);
|
|
|
|
expect(checkbox.value, isFalse);
|
|
expect(checkboxWithError.value, isFalse);
|
|
expect(checkboxDisabled.value, isFalse);
|
|
});
|
|
}
|