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Test that render object changed its visual appearance after texture is create (#98622)

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Emmanuel Garcia 2022-02-22 14:53:17 -08:00 committed by GitHub
parent 94f6fd6ea8
commit f4fc2c87f7
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1 changed files with 41 additions and 1 deletions
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42
packages/flutter/test/rendering/platform_view_test.dart
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@ -2,6 +2,7 @@
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
import 'dart:async';
import 'dart:ui' as ui;
import 'package:fake_async/fake_async.dart';
@ -14,7 +15,7 @@ import '../services/fake_platform_views.dart';
import 'rendering_tester.dart';
void main() {
TestRenderingFlutterBinding.ensureInitialized();
final TestRenderingFlutterBinding binding = TestRenderingFlutterBinding.ensureInitialized();
group('PlatformViewRenderBox', () {
late FakePlatformViewController fakePlatformViewController;
@ -149,6 +150,45 @@ void main() {
// Passes if no crashes.
});
test('render object changed its visual appearance after texture is created', () {
FakeAsync().run((FakeAsync async) {
final AndroidViewController viewController =
PlatformViewsService.initAndroidView(id: 0, viewType: 'webview', layoutDirection: TextDirection.rtl);
final RenderAndroidView renderBox = RenderAndroidView(
viewController: viewController,
hitTestBehavior: PlatformViewHitTestBehavior.opaque,
gestureRecognizers: <Factory<OneSequenceGestureRecognizer>>{},
);
final Completer<void> viewCreation = Completer<void>();
const MethodChannel channel = MethodChannel('flutter/platform_views');
binding.defaultBinaryMessenger.setMockMethodCallHandler(channel, (MethodCall methodCall) async {
assert(methodCall.method == 'create', 'Unexpected method call');
await viewCreation.future;
return /*textureId=*/ 0;
});
layout(renderBox);
pumpFrame(phase: EnginePhase.paint);
expect(renderBox.debugLayer, isNotNull);
expect(renderBox.debugLayer!.hasChildren, isFalse);
expect(viewController.isCreated, isFalse);
expect(renderBox.debugNeedsPaint, isFalse);
viewCreation.complete();
async.flushMicrotasks();
expect(viewController.isCreated, isTrue);
expect(renderBox.debugNeedsPaint, isTrue);
expect(renderBox.debugLayer!.hasChildren, isFalse);
pumpFrame(phase: EnginePhase.paint);
expect(renderBox.debugLayer!.hasChildren, isTrue);
expect(renderBox.debugLayer!.firstChild, isA<TextureLayer>());
});
});
}
ui.PointerData _pointerData(