blob: 4c8111109ccf02dbea59b92c0d6c5de6ae88f358 [file] [log] [blame]
// 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 'dart:typed_data';
import 'package:flutter/services.dart';
import 'package:flutter_test/flutter_test.dart';
void main() {
testWidgets('SystemChrome overlay style test', (WidgetTester tester) async {
// The first call is a cache miss and will queue a microtask
SystemChrome.setSystemUIOverlayStyle(SystemUiOverlayStyle.light);
expect(tester.binding.microtaskCount, equals(1));
// Flush all microtasks
await tester.idle();
expect(tester.binding.microtaskCount, equals(0));
// The second call with the same value should be a no-op
SystemChrome.setSystemUIOverlayStyle(SystemUiOverlayStyle.light);
expect(tester.binding.microtaskCount, equals(0));
});
test('setPreferredOrientations control test', () async {
final List<MethodCall> log = <MethodCall>[];
SystemChannels.platform.setMockMethodCallHandler((MethodCall methodCall) async {
log.add(methodCall);
});
await SystemChrome.setPreferredOrientations(<DeviceOrientation>[
DeviceOrientation.portraitUp,
]);
expect(log, hasLength(1));
expect(log.single, isMethodCall(
'SystemChrome.setPreferredOrientations',
arguments: <String>['DeviceOrientation.portraitUp'],
));
});
test('setApplicationSwitcherDescription control test', () async {
final List<MethodCall> log = <MethodCall>[];
SystemChannels.platform.setMockMethodCallHandler((MethodCall methodCall) async {
log.add(methodCall);
});
await SystemChrome.setApplicationSwitcherDescription(
const ApplicationSwitcherDescription(label: 'Example label', primaryColor: 0xFF00FF00)
);
expect(log, hasLength(1));
expect(log.single, isMethodCall(
'SystemChrome.setApplicationSwitcherDescription',
arguments: <String, dynamic>{'label': 'Example label', 'primaryColor': 4278255360},
));
});
test('setApplicationSwitcherDescription missing plugin', () async {
final List<ByteData> log = <ByteData>[];
ServicesBinding.instance.defaultBinaryMessenger.setMockMessageHandler('flutter/platform', (ByteData message) {
log.add(message);
return null;
});
await SystemChrome.setApplicationSwitcherDescription(
const ApplicationSwitcherDescription(label: 'Example label', primaryColor: 0xFF00FF00)
);
expect(log, isNotEmpty);
});
test('setEnabledSystemUIOverlays control test', () async {
final List<MethodCall> log = <MethodCall>[];
SystemChannels.platform.setMockMethodCallHandler((MethodCall methodCall) async {
log.add(methodCall);
});
await SystemChrome.setEnabledSystemUIOverlays(<SystemUiOverlay>[SystemUiOverlay.top]);
expect(log, hasLength(1));
expect(log.single, isMethodCall(
'SystemChrome.setEnabledSystemUIOverlays',
arguments: <String>['SystemUiOverlay.top'],
));
});
}