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dart / external / github.com / flutter / flutter / 5ddc00cc0307a571b806a47f2b59f2265d9faf1d / . / packages / flutter / test / widgets / platform_view_test.dart
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// 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.
@TestOn('!chrome')
import 'dart:async';
import 'dart:typed_data';
import 'dart:ui';
import 'package:flutter/foundation.dart';
import 'package:flutter/gestures.dart';
import 'package:flutter/rendering.dart';
import 'package:flutter/services.dart';
import 'package:flutter/widgets.dart';
import 'package:flutter_test/flutter_test.dart';
import '../services/fake_platform_views.dart';
void main() {
group('AndroidView', () {
testWidgets('Create Android view', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeAndroidPlatformViewsController viewsController = FakeAndroidPlatformViewsController();
viewsController.registerViewType('webview');
await tester.pumpWidget(
const Center(
child: SizedBox(
width: 200.0,
height: 100.0,
child: AndroidView(viewType: 'webview', layoutDirection: TextDirection.ltr),
),
),
);
expect(
viewsController.views,
unorderedEquals(<FakeAndroidPlatformView>[
FakeAndroidPlatformView(
currentViewId + 1,
'webview',
const Size(200.0, 100.0),
AndroidViewController.kAndroidLayoutDirectionLtr,
null,
),
]),
);
});
testWidgets('Create Android view with params', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeAndroidPlatformViewsController viewsController = FakeAndroidPlatformViewsController();
viewsController.registerViewType('webview');
await tester.pumpWidget(
const Center(
child: SizedBox(
width: 200.0,
height: 100.0,
child: AndroidView(
viewType: 'webview',
layoutDirection: TextDirection.ltr,
creationParams: 'creation parameters',
creationParamsCodec: StringCodec(),
),
),
),
);
final FakeAndroidPlatformView fakeView = viewsController.views.first;
final Uint8List rawCreationParams = fakeView.creationParams!;
final ByteData byteData = ByteData.view(
rawCreationParams.buffer,
rawCreationParams.offsetInBytes,
rawCreationParams.lengthInBytes,
);
final dynamic actualParams = const StringCodec().decodeMessage(byteData);
expect(actualParams, 'creation parameters');
expect(
viewsController.views,
unorderedEquals(<FakeAndroidPlatformView>[
FakeAndroidPlatformView(
currentViewId + 1,
'webview',
const Size(200.0, 100.0),
AndroidViewController.kAndroidLayoutDirectionLtr,
null,
fakeView.creationParams,
),
]),
);
});
testWidgets('Zero sized Android view is not created', (WidgetTester tester) async {
final FakeAndroidPlatformViewsController viewsController = FakeAndroidPlatformViewsController();
viewsController.registerViewType('webview');
await tester.pumpWidget(
const Center(
child: SizedBox(
width: 0.0,
height: 0.0,
child: AndroidView(viewType: 'webview', layoutDirection: TextDirection.ltr),
),
),
);
expect(
viewsController.views,
isEmpty,
);
});
testWidgets('Resize Android view', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeAndroidPlatformViewsController viewsController = FakeAndroidPlatformViewsController();
viewsController.registerViewType('webview');
await tester.pumpWidget(
const Center(
child: SizedBox(
width: 200.0,
height: 100.0,
child: AndroidView(viewType: 'webview', layoutDirection: TextDirection.ltr),
),
),
);
viewsController.resizeCompleter = Completer<void>();
await tester.pumpWidget(
const Center(
child: SizedBox(
width: 100.0,
height: 50.0,
child: AndroidView(viewType: 'webview', layoutDirection: TextDirection.ltr),
),
),
);
final Layer textureParentLayer = tester.layers[tester.layers.length - 2];
expect(textureParentLayer, isA<ClipRectLayer>());
final ClipRectLayer clipRect = textureParentLayer as ClipRectLayer;
expect(clipRect.clipRect, const Rect.fromLTWH(0.0, 0.0, 100.0, 50.0));
expect(
viewsController.views,
unorderedEquals(<FakeAndroidPlatformView>[
FakeAndroidPlatformView(
currentViewId + 1,
'webview',
const Size(200.0, 100.0),
AndroidViewController.kAndroidLayoutDirectionLtr,
null,
),
]),
);
viewsController.resizeCompleter!.complete();
await tester.pump();
expect(
viewsController.views,
unorderedEquals(<FakeAndroidPlatformView>[
FakeAndroidPlatformView(
currentViewId + 1,
'webview',
const Size(100.0, 50.0),
AndroidViewController.kAndroidLayoutDirectionLtr,
null,
),
]),
);
});
testWidgets('Change Android view type', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeAndroidPlatformViewsController viewsController = FakeAndroidPlatformViewsController();
viewsController.registerViewType('webview');
viewsController.registerViewType('maps');
await tester.pumpWidget(
const Center(
child: SizedBox(
width: 200.0,
height: 100.0,
child: AndroidView(viewType: 'webview', layoutDirection: TextDirection.ltr),
),
),
);
await tester.pumpWidget(
const Center(
child: SizedBox(
width: 200.0,
height: 100.0,
child: AndroidView(viewType: 'maps', layoutDirection: TextDirection.ltr),
),
),
);
expect(
viewsController.views,
unorderedEquals(<FakeAndroidPlatformView>[
FakeAndroidPlatformView(
currentViewId + 2,
'maps',
const Size(200.0, 100.0),
AndroidViewController.kAndroidLayoutDirectionLtr,
null,
),
]),
);
});
testWidgets('Dispose Android view', (WidgetTester tester) async {
final FakeAndroidPlatformViewsController viewsController = FakeAndroidPlatformViewsController();
viewsController.registerViewType('webview');
await tester.pumpWidget(
const Center(
child: SizedBox(
width: 200.0,
height: 100.0,
child: AndroidView(viewType: 'webview', layoutDirection: TextDirection.ltr),
),
),
);
await tester.pumpWidget(
const Center(
child: SizedBox(
width: 200.0,
height: 100.0,
),
),
);
expect(
viewsController.views,
isEmpty,
);
});
testWidgets('Android view survives widget tree change', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeAndroidPlatformViewsController viewsController = FakeAndroidPlatformViewsController();
viewsController.registerViewType('webview');
final GlobalKey key = GlobalKey();
await tester.pumpWidget(
Center(
child: SizedBox(
width: 200.0,
height: 100.0,
child: AndroidView(viewType: 'webview', layoutDirection: TextDirection.ltr, key: key),
),
),
);
await tester.pumpWidget(
Center(
child: SizedBox(
width: 200.0,
height: 100.0,
child: AndroidView(viewType: 'webview', layoutDirection: TextDirection.ltr, key: key),
),
),
);
expect(
viewsController.views,
unorderedEquals(<FakeAndroidPlatformView>[
FakeAndroidPlatformView(
currentViewId + 1,
'webview',
const Size(200.0, 100.0),
AndroidViewController.kAndroidLayoutDirectionLtr,
null,
),
]),
);
});
testWidgets('Android view gets touch events', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeAndroidPlatformViewsController viewsController = FakeAndroidPlatformViewsController();
viewsController.registerViewType('webview');
await tester.pumpWidget(
const Align(
alignment: Alignment.topLeft,
child: SizedBox(
width: 200.0,
height: 100.0,
child: AndroidView(viewType: 'webview', layoutDirection: TextDirection.ltr),
),
),
);
final TestGesture gesture = await tester.startGesture(const Offset(50.0, 50.0));
await gesture.up();
expect(
viewsController.motionEvents[currentViewId + 1],
orderedEquals(<FakeAndroidMotionEvent>[
const FakeAndroidMotionEvent(AndroidViewController.kActionDown, <int>[0], <Offset>[Offset(50.0, 50.0)]),
const FakeAndroidMotionEvent(AndroidViewController.kActionUp, <int>[0], <Offset>[Offset(50.0, 50.0)]),
]),
);
});
testWidgets('Android view transparent hit test behavior', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeAndroidPlatformViewsController viewsController = FakeAndroidPlatformViewsController();
viewsController.registerViewType('webview');
int numPointerDownsOnParent = 0;
await tester.pumpWidget(
Directionality(
textDirection: TextDirection.ltr,
child: Stack(
children: <Widget>[
Listener(
behavior: HitTestBehavior.opaque,
onPointerDown: (PointerDownEvent e) {
numPointerDownsOnParent++;
},
),
const Positioned(
child: SizedBox(
width: 200.0,
height: 100.0,
child: AndroidView(
viewType: 'webview',
hitTestBehavior: PlatformViewHitTestBehavior.transparent,
layoutDirection: TextDirection.ltr,
),
),
),
],
),
),
);
await tester.startGesture(const Offset(50.0, 50.0));
expect(
viewsController.motionEvents[currentViewId + 1],
isNull,
);
expect(
numPointerDownsOnParent,
1,
);
});
testWidgets('Android view translucent hit test behavior', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeAndroidPlatformViewsController viewsController = FakeAndroidPlatformViewsController();
viewsController.registerViewType('webview');
int numPointerDownsOnParent = 0;
await tester.pumpWidget(
Directionality(
textDirection: TextDirection.ltr,
child: Stack(
children: <Widget>[
Listener(
behavior: HitTestBehavior.opaque,
onPointerDown: (PointerDownEvent e) {
numPointerDownsOnParent++;
},
),
const Positioned(
child: SizedBox(
width: 200.0,
height: 100.0,
child: AndroidView(
viewType: 'webview',
hitTestBehavior: PlatformViewHitTestBehavior.translucent,
layoutDirection: TextDirection.ltr,
),
),
),
],
),
),
);
await tester.startGesture(const Offset(50.0, 50.0));
expect(
viewsController.motionEvents[currentViewId + 1],
orderedEquals(<FakeAndroidMotionEvent>[
const FakeAndroidMotionEvent(AndroidViewController.kActionDown, <int>[0], <Offset>[Offset(50.0, 50.0)]),
]),
);
expect(
numPointerDownsOnParent,
1,
);
});
testWidgets('Android view opaque hit test behavior', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeAndroidPlatformViewsController viewsController = FakeAndroidPlatformViewsController();
viewsController.registerViewType('webview');
int numPointerDownsOnParent = 0;
await tester.pumpWidget(
Directionality(
textDirection: TextDirection.ltr,
child: Stack(
children: <Widget>[
Listener(
behavior: HitTestBehavior.opaque,
onPointerDown: (PointerDownEvent e) {
numPointerDownsOnParent++;
},
),
const Positioned(
child: SizedBox(
width: 200.0,
height: 100.0,
child: AndroidView(
viewType: 'webview',
layoutDirection: TextDirection.ltr,
),
),
),
],
),
),
);
await tester.startGesture(const Offset(50.0, 50.0));
expect(
viewsController.motionEvents[currentViewId + 1],
orderedEquals(<FakeAndroidMotionEvent>[
const FakeAndroidMotionEvent(AndroidViewController.kActionDown, <int>[0], <Offset>[Offset(50.0, 50.0)]),
]),
);
expect(
numPointerDownsOnParent,
0,
);
});
testWidgets("Android view touch events are in virtual display's coordinate system", (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeAndroidPlatformViewsController viewsController = FakeAndroidPlatformViewsController();
viewsController.registerViewType('webview');
await tester.pumpWidget(
Align(
alignment: Alignment.topLeft,
child: Container(
margin: const EdgeInsets.all(10.0),
child: const SizedBox(
width: 200.0,
height: 100.0,
child: AndroidView(viewType: 'webview', layoutDirection: TextDirection.ltr),
),
),
),
);
final TestGesture gesture = await tester.startGesture(const Offset(50.0, 50.0));
await gesture.up();
expect(
viewsController.motionEvents[currentViewId + 1],
orderedEquals(<FakeAndroidMotionEvent>[
const FakeAndroidMotionEvent(AndroidViewController.kActionDown, <int>[0], <Offset>[Offset(40.0, 40.0)]),
const FakeAndroidMotionEvent(AndroidViewController.kActionUp, <int>[0], <Offset>[Offset(40.0, 40.0)]),
]),
);
});
testWidgets('Android view directionality', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeAndroidPlatformViewsController viewsController = FakeAndroidPlatformViewsController();
viewsController.registerViewType('maps');
await tester.pumpWidget(
const Center(
child: SizedBox(
width: 200.0,
height: 100.0,
child: AndroidView(viewType: 'maps', layoutDirection: TextDirection.rtl),
),
),
);
expect(
viewsController.views,
unorderedEquals(<FakeAndroidPlatformView>[
FakeAndroidPlatformView(
currentViewId + 1,
'maps',
const Size(200.0, 100.0),
AndroidViewController.kAndroidLayoutDirectionRtl,
null,
),
]),
);
await tester.pumpWidget(
const Center(
child: SizedBox(
width: 200.0,
height: 100.0,
child: AndroidView(viewType: 'maps', layoutDirection: TextDirection.ltr),
),
),
);
expect(
viewsController.views,
unorderedEquals(<FakeAndroidPlatformView>[
FakeAndroidPlatformView(
currentViewId + 1,
'maps',
const Size(200.0, 100.0),
AndroidViewController.kAndroidLayoutDirectionLtr,
null,
),
]),
);
});
testWidgets('Android view ambient directionality', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeAndroidPlatformViewsController viewsController = FakeAndroidPlatformViewsController();
viewsController.registerViewType('maps');
await tester.pumpWidget(
const Directionality(
textDirection: TextDirection.rtl,
child: Center(
child: SizedBox(
width: 200.0,
height: 100.0,
child: AndroidView(viewType: 'maps'),
),
),
),
);
expect(
viewsController.views,
unorderedEquals(<FakeAndroidPlatformView>[
FakeAndroidPlatformView(
currentViewId + 1,
'maps',
const Size(200.0, 100.0),
AndroidViewController.kAndroidLayoutDirectionRtl,
null,
),
]),
);
await tester.pumpWidget(
const Directionality(
textDirection: TextDirection.ltr,
child: Center(
child: SizedBox(
width: 200.0,
height: 100.0,
child: AndroidView(viewType: 'maps'),
),
),
),
);
expect(
viewsController.views,
unorderedEquals(<FakeAndroidPlatformView>[
FakeAndroidPlatformView(
currentViewId + 1,
'maps',
const Size(200.0, 100.0),
AndroidViewController.kAndroidLayoutDirectionLtr,
null,
),
]),
);
});
testWidgets('Android view can lose gesture arenas', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeAndroidPlatformViewsController viewsController = FakeAndroidPlatformViewsController();
viewsController.registerViewType('webview');
bool verticalDragAcceptedByParent = false;
await tester.pumpWidget(
Align(
alignment: Alignment.topLeft,
child: Container(
margin: const EdgeInsets.all(10.0),
child: GestureDetector(
onVerticalDragStart: (DragStartDetails d) {
verticalDragAcceptedByParent = true;
},
child: const SizedBox(
width: 200.0,
height: 100.0,
child: AndroidView(viewType: 'webview', layoutDirection: TextDirection.ltr),
),
),
),
),
);
final TestGesture gesture = await tester.startGesture(const Offset(50.0, 50.0));
await gesture.moveBy(const Offset(0.0, 100.0));
await gesture.up();
expect(verticalDragAcceptedByParent, true);
expect(
viewsController.motionEvents[currentViewId + 1],
isNull,
);
});
testWidgets('Android view drag gesture recognizer', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeAndroidPlatformViewsController viewsController = FakeAndroidPlatformViewsController();
viewsController.registerViewType('webview');
bool verticalDragAcceptedByParent = false;
await tester.pumpWidget(
Align(
alignment: Alignment.topLeft,
child: GestureDetector(
onVerticalDragStart: (DragStartDetails d) {
verticalDragAcceptedByParent = true;
},
child: SizedBox(
width: 200.0,
height: 100.0,
child: AndroidView(
viewType: 'webview',
gestureRecognizers: <Factory<OneSequenceGestureRecognizer>>{
Factory<VerticalDragGestureRecognizer>(
() {
return VerticalDragGestureRecognizer();
},
),
},
layoutDirection: TextDirection.ltr,
),
),
),
),
);
final TestGesture gesture = await tester.startGesture(const Offset(50.0, 50.0));
await gesture.moveBy(const Offset(0.0, 100.0));
await gesture.up();
expect(verticalDragAcceptedByParent, false);
expect(
viewsController.motionEvents[currentViewId + 1],
orderedEquals(<FakeAndroidMotionEvent>[
const FakeAndroidMotionEvent(AndroidViewController.kActionDown, <int>[0], <Offset>[Offset(50.0, 50.0)]),
const FakeAndroidMotionEvent(AndroidViewController.kActionMove, <int>[0], <Offset>[Offset(50.0, 150.0)]),
const FakeAndroidMotionEvent(AndroidViewController.kActionUp, <int>[0], <Offset>[Offset(50.0, 150.0)]),
]),
);
});
testWidgets('Android view long press gesture recognizer', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeAndroidPlatformViewsController viewsController = FakeAndroidPlatformViewsController();
viewsController.registerViewType('webview');
bool longPressAccessedByParent = false;
await tester.pumpWidget(
Align(
alignment: Alignment.topLeft,
child: GestureDetector(
onLongPress: () {
longPressAccessedByParent = true;
},
child: SizedBox(
width: 200.0,
height: 100.0,
child: AndroidView(
viewType: 'webview',
gestureRecognizers: <Factory<OneSequenceGestureRecognizer>>{
Factory<LongPressGestureRecognizer>(
() {
return LongPressGestureRecognizer();
},
),
},
layoutDirection: TextDirection.ltr,
),
),
),
),
);
await tester.longPressAt(const Offset(50.0, 50.0));
expect(longPressAccessedByParent, false);
expect(
viewsController.motionEvents[currentViewId + 1],
orderedEquals(<FakeAndroidMotionEvent>[
const FakeAndroidMotionEvent(AndroidViewController.kActionDown, <int>[0], <Offset>[Offset(50.0, 50.0)]),
const FakeAndroidMotionEvent(AndroidViewController.kActionUp, <int>[0], <Offset>[Offset(50.0, 50.0)]),
]),
);
});
testWidgets('Android view tap gesture recognizer', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeAndroidPlatformViewsController viewsController = FakeAndroidPlatformViewsController();
viewsController.registerViewType('webview');
bool tapAccessedByParent = false;
await tester.pumpWidget(
Align(
alignment: Alignment.topLeft,
child: GestureDetector(
onTap: () {
tapAccessedByParent = true;
},
child: SizedBox(
width: 200.0,
height: 100.0,
child: AndroidView(
viewType: 'webview',
gestureRecognizers: <Factory<OneSequenceGestureRecognizer>>{
Factory<TapGestureRecognizer>(
() {
return TapGestureRecognizer();
},
),
},
layoutDirection: TextDirection.ltr,
),
),
),
),
);
await tester.tapAt(const Offset(50.0, 50.0));
expect(tapAccessedByParent, false);
expect(
viewsController.motionEvents[currentViewId + 1],
orderedEquals(<FakeAndroidMotionEvent>[
const FakeAndroidMotionEvent(AndroidViewController.kActionDown, <int>[0], <Offset>[Offset(50.0, 50.0)]),
const FakeAndroidMotionEvent(AndroidViewController.kActionUp, <int>[0], <Offset>[Offset(50.0, 50.0)]),
]),
);
});
testWidgets('Android view can claim gesture after all pointers are up', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeAndroidPlatformViewsController viewsController = FakeAndroidPlatformViewsController();
viewsController.registerViewType('webview');
bool verticalDragAcceptedByParent = false;
// The long press recognizer rejects the gesture after the AndroidView gets the pointer up event.
// This test makes sure that the Android view can win the gesture after it got the pointer up event.
await tester.pumpWidget(
Align(
alignment: Alignment.topLeft,
child: GestureDetector(
onVerticalDragStart: (DragStartDetails d) {
verticalDragAcceptedByParent = true;
},
onLongPress: () { },
child: const SizedBox(
width: 200.0,
height: 100.0,
child: AndroidView(
viewType: 'webview',
layoutDirection: TextDirection.ltr,
),
),
),
),
);
final TestGesture gesture = await tester.startGesture(const Offset(50.0, 50.0));
await gesture.up();
expect(verticalDragAcceptedByParent, false);
expect(
viewsController.motionEvents[currentViewId + 1],
orderedEquals(<FakeAndroidMotionEvent>[
const FakeAndroidMotionEvent(AndroidViewController.kActionDown, <int>[0], <Offset>[Offset(50.0, 50.0)]),
const FakeAndroidMotionEvent(AndroidViewController.kActionUp, <int>[0], <Offset>[Offset(50.0, 50.0)]),
]),
);
});
testWidgets('Android view rebuilt during gesture', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeAndroidPlatformViewsController viewsController = FakeAndroidPlatformViewsController();
viewsController.registerViewType('webview');
await tester.pumpWidget(
const Align(
alignment: Alignment.topLeft,
child: SizedBox(
width: 200.0,
height: 100.0,
child: AndroidView(
viewType: 'webview',
layoutDirection: TextDirection.ltr,
),
),
),
);
final TestGesture gesture = await tester.startGesture(const Offset(50.0, 50.0));
await gesture.moveBy(const Offset(0.0, 100.0));
await tester.pumpWidget(
const Align(
alignment: Alignment.topLeft,
child: SizedBox(
width: 200.0,
height: 100.0,
child: AndroidView(
viewType: 'webview',
layoutDirection: TextDirection.ltr,
),
),
),
);
await gesture.up();
expect(
viewsController.motionEvents[currentViewId + 1],
orderedEquals(<FakeAndroidMotionEvent>[
const FakeAndroidMotionEvent(AndroidViewController.kActionDown, <int>[0], <Offset>[Offset(50.0, 50.0)]),
const FakeAndroidMotionEvent(AndroidViewController.kActionMove, <int>[0], <Offset>[Offset(50.0, 150.0)]),
const FakeAndroidMotionEvent(AndroidViewController.kActionUp, <int>[0], <Offset>[Offset(50.0, 150.0)]),
]),
);
});
testWidgets('Android view with eager gesture recognizer', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeAndroidPlatformViewsController viewsController = FakeAndroidPlatformViewsController();
viewsController.registerViewType('webview');
await tester.pumpWidget(
Align(
alignment: Alignment.topLeft,
child: GestureDetector(
onVerticalDragStart: (DragStartDetails d) { },
child: SizedBox(
width: 200.0,
height: 100.0,
child: AndroidView(
viewType: 'webview',
gestureRecognizers: <Factory<OneSequenceGestureRecognizer>>{
Factory<OneSequenceGestureRecognizer>(
() => EagerGestureRecognizer(),
),
},
layoutDirection: TextDirection.ltr,
),
),
),
),
);
await tester.startGesture(const Offset(50.0, 50.0));
// Normally (without the eager gesture recognizer) after just the pointer down event
// no gesture arena member will claim the arena (so no motion events will be dispatched to
// the Android view). Here we assert that with the eager recognizer in the gesture team the
// pointer down event is immediately dispatched.
expect(
viewsController.motionEvents[currentViewId + 1],
orderedEquals(<FakeAndroidMotionEvent>[
const FakeAndroidMotionEvent(AndroidViewController.kActionDown, <int>[0], <Offset>[Offset(50.0, 50.0)]),
]),
);
});
// This test makes sure it doesn't crash.
// https://github.com/flutter/flutter/issues/21514
testWidgets(
'RenderAndroidView reconstructed with same gestureRecognizers does not crash',
(WidgetTester tester) async {
final FakeAndroidPlatformViewsController viewsController = FakeAndroidPlatformViewsController();
viewsController.registerViewType('webview');
final AndroidView androidView = AndroidView(
viewType: 'webview',
gestureRecognizers: <Factory<OneSequenceGestureRecognizer>>{
Factory<EagerGestureRecognizer>(
() => EagerGestureRecognizer(),
),
},
layoutDirection: TextDirection.ltr,
);
await tester.pumpWidget(androidView);
await tester.pumpWidget(const SizedBox.shrink());
await tester.pumpWidget(androidView);
},
);
testWidgets('AndroidView rebuilt with same gestureRecognizers', (WidgetTester tester) async {
final FakeAndroidPlatformViewsController viewsController = FakeAndroidPlatformViewsController();
viewsController.registerViewType('webview');
int factoryInvocationCount = 0;
EagerGestureRecognizer constructRecognizer() {
factoryInvocationCount += 1;
return EagerGestureRecognizer();
}
await tester.pumpWidget(
AndroidView(
viewType: 'webview',
gestureRecognizers: <Factory<OneSequenceGestureRecognizer>>{
Factory<EagerGestureRecognizer>(constructRecognizer),
},
layoutDirection: TextDirection.ltr,
),
);
await tester.pumpWidget(
AndroidView(
viewType: 'webview',
hitTestBehavior: PlatformViewHitTestBehavior.translucent,
gestureRecognizers: <Factory<OneSequenceGestureRecognizer>>{
Factory<EagerGestureRecognizer>(constructRecognizer),
},
layoutDirection: TextDirection.ltr,
),
);
expect(factoryInvocationCount, 1);
});
testWidgets('AndroidView has correct semantics', (WidgetTester tester) async {
final SemanticsHandle handle = tester.ensureSemantics();
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
expect(currentViewId, greaterThanOrEqualTo(0));
final FakeAndroidPlatformViewsController viewsController = FakeAndroidPlatformViewsController();
viewsController.registerViewType('webview');
viewsController.createCompleter = Completer<void>();
await tester.pumpWidget(
Semantics(
container: true,
child: const Align(
alignment: Alignment.bottomRight,
child: SizedBox(
width: 200.0,
height: 100.0,
child: AndroidView(
viewType: 'webview',
layoutDirection: TextDirection.ltr,
),
),
),
),
);
// Find the first _AndroidPlatformView widget inside of the AndroidView so
// that it finds the right RenderObject when looking for semantics.
final Finder semanticsFinder = find.byWidgetPredicate(
(Widget widget) {
return widget.runtimeType.toString() == '_AndroidPlatformView';
},
description: '_AndroidPlatformView widget inside AndroidView',
);
final SemanticsNode semantics = tester.getSemantics(semanticsFinder.first);
// Platform view has not been created yet, no platformViewId.
expect(semantics.platformViewId, null);
expect(semantics.rect, const Rect.fromLTWH(0, 0, 200, 100));
// A 200x100 rect positioned at bottom right of a 800x600 box.
expect(semantics.transform, Matrix4.translationValues(600, 500, 0));
expect(semantics.childrenCount, 0);
viewsController.createCompleter!.complete();
await tester.pumpAndSettle();
expect(semantics.platformViewId, currentViewId + 1);
expect(semantics.rect, const Rect.fromLTWH(0, 0, 200, 100));
// A 200x100 rect positioned at bottom right of a 800x600 box.
expect(semantics.transform, Matrix4.translationValues(600, 500, 0));
expect(semantics.childrenCount, 0);
handle.dispose();
});
testWidgets('AndroidView can take input focus', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeAndroidPlatformViewsController viewsController = FakeAndroidPlatformViewsController();
viewsController.registerViewType('webview');
viewsController.createCompleter = Completer<void>();
final GlobalKey containerKey = GlobalKey();
await tester.pumpWidget(
Center(
child: Column(
children: <Widget>[
const SizedBox(
width: 200.0,
height: 100.0,
child: AndroidView(viewType: 'webview', layoutDirection: TextDirection.ltr),
),
Focus(
debugLabel: 'container',
child: Container(key: containerKey),
),
],
),
),
);
final Focus androidViewFocusWidget = tester.widget(
find.descendant(
of: find.byType(AndroidView),
matching: find.byType(Focus),
),
);
final Element containerElement = tester.element(find.byKey(containerKey));
final FocusNode androidViewFocusNode = androidViewFocusWidget.focusNode!;
final FocusNode containerFocusNode = Focus.of(containerElement);
containerFocusNode.requestFocus();
await tester.pump();
expect(containerFocusNode.hasFocus, isTrue);
expect(androidViewFocusNode.hasFocus, isFalse);
viewsController.invokeViewFocused(currentViewId + 1);
await tester.pump();
expect(containerFocusNode.hasFocus, isFalse);
expect(androidViewFocusNode.hasFocus, isTrue);
});
testWidgets('AndroidView sets a platform view text input client when focused', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeAndroidPlatformViewsController viewsController = FakeAndroidPlatformViewsController();
viewsController.registerViewType('webview');
viewsController.createCompleter = Completer<void>();
final GlobalKey containerKey = GlobalKey();
await tester.pumpWidget(
Center(
child: Column(
children: <Widget>[
const SizedBox(
width: 200.0,
height: 100.0,
child: AndroidView(viewType: 'webview', layoutDirection: TextDirection.ltr),
),
Focus(
debugLabel: 'container',
child: Container(key: containerKey),
),
],
),
),
);
viewsController.createCompleter!.complete();
final Element containerElement = tester.element(find.byKey(containerKey));
final FocusNode containerFocusNode = Focus.of(containerElement);
containerFocusNode.requestFocus();
await tester.pump();
late Map<String, dynamic> lastPlatformViewTextClient;
tester.binding.defaultBinaryMessenger.setMockMethodCallHandler(SystemChannels.textInput, (MethodCall call) {
if (call.method == 'TextInput.setPlatformViewClient') {
lastPlatformViewTextClient = call.arguments as Map<String, dynamic>;
}
return null;
});
viewsController.invokeViewFocused(currentViewId + 1);
await tester.pump();
expect(lastPlatformViewTextClient.containsKey('platformViewId'), true);
expect(lastPlatformViewTextClient['platformViewId'], currentViewId + 1);
expect(lastPlatformViewTextClient.containsKey('usesVirtualDisplay'), true);
expect(lastPlatformViewTextClient['usesVirtualDisplay'], true);
});
testWidgets('AndroidView clears platform focus when unfocused', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeAndroidPlatformViewsController viewsController = FakeAndroidPlatformViewsController();
viewsController.registerViewType('webview');
viewsController.createCompleter = Completer<void>();
final GlobalKey containerKey = GlobalKey();
await tester.pumpWidget(
Center(
child: Column(
children: <Widget>[
const SizedBox(
width: 200.0,
height: 100.0,
child: AndroidView(viewType: 'webview', layoutDirection: TextDirection.ltr),
),
Focus(
debugLabel: 'container',
child: Container(key: containerKey),
),
],
),
),
);
viewsController.createCompleter!.complete();
final Element containerElement = tester.element(find.byKey(containerKey));
final FocusNode containerFocusNode = Focus.of(containerElement);
containerFocusNode.requestFocus();
await tester.pump();
viewsController.invokeViewFocused(currentViewId + 1);
await tester.pump();
viewsController.lastClearedFocusViewId = null;
containerFocusNode.requestFocus();
await tester.pump();
expect(viewsController.lastClearedFocusViewId, currentViewId + 1);
});
testWidgets('can set and update clipBehavior', (WidgetTester tester) async {
final FakeAndroidPlatformViewsController viewsController = FakeAndroidPlatformViewsController();
viewsController.registerViewType('webview');
await tester.pumpWidget(
const Center(
child: SizedBox(
width: 200.0,
height: 100.0,
child: AndroidView(
viewType: 'webview',
layoutDirection: TextDirection.ltr,
),
),
),
);
// By default, clipBehavior should be Clip.hardEdge
final RenderAndroidView renderObject = tester.renderObject(
find.descendant(
of: find.byType(AndroidView),
matching: find.byWidgetPredicate(
(Widget widget) => widget.runtimeType.toString() == '_AndroidPlatformView',
),
),
);
expect(renderObject.clipBehavior, equals(Clip.hardEdge));
for (final Clip clip in Clip.values) {
await tester.pumpWidget(
Center(
child: SizedBox(
width: 200.0,
height: 100.0,
child: AndroidView(
viewType: 'webview',
layoutDirection: TextDirection.ltr,
clipBehavior: clip,
),
),
),
);
expect(renderObject.clipBehavior, clip);
}
});
testWidgets('clip is handled correctly during resizing', (WidgetTester tester) async {
// Regressing test for https://github.com/flutter/flutter/issues/67343
final FakeAndroidPlatformViewsController viewsController = FakeAndroidPlatformViewsController();
viewsController.registerViewType('webview');
Widget buildView(double width, double height, Clip clipBehavior) {
return Center(
child: SizedBox(
width: width,
height: height,
child: AndroidView(
viewType: 'webview',
layoutDirection: TextDirection.ltr,
clipBehavior: clipBehavior,
),
),
);
}
await tester.pumpWidget(buildView(200.0, 200.0, Clip.none));
// Resize the view.
await tester.pumpWidget(buildView(100.0, 100.0, Clip.none));
// No clip happen when the clip behavior is `Clip.none` .
expect(tester.layers.whereType<ClipRectLayer>(), hasLength(0));
// No clip when only the clip behavior changes while the size remains the same.
await tester.pumpWidget(buildView(100.0, 100.0, Clip.hardEdge));
expect(tester.layers.whereType<ClipRectLayer>(), hasLength(0));
// Resize trigger clip when the clip behavior is not `Clip.none` .
await tester.pumpWidget(buildView(50.0, 100.0, Clip.hardEdge));
expect(tester.layers.whereType<ClipRectLayer>(), hasLength(1));
ClipRectLayer clipRectLayer = tester.layers.whereType<ClipRectLayer>().first;
expect(clipRectLayer.clipRect, const Rect.fromLTWH(0.0, 0.0, 50.0, 100.0));
await tester.pumpWidget(buildView(50.0, 50.0, Clip.hardEdge));
expect(tester.layers.whereType<ClipRectLayer>(), hasLength(1));
clipRectLayer = tester.layers.whereType<ClipRectLayer>().first;
expect(clipRectLayer.clipRect, const Rect.fromLTWH(0.0, 0.0, 50.0, 50.0));
});
});
group('AndroidViewSurface', () {
late FakeAndroidViewController controller;
setUp(() {
controller = FakeAndroidViewController(0);
});
testWidgets('AndroidViewSurface sets pointTransformer of view controller', (WidgetTester tester) async {
final AndroidViewSurface surface = AndroidViewSurface(
controller: controller,
hitTestBehavior: PlatformViewHitTestBehavior.opaque,
gestureRecognizers: const <Factory<OneSequenceGestureRecognizer>>{},
);
await tester.pumpWidget(surface);
expect(controller.pointTransformer, isNotNull);
});
});
group('UiKitView', () {
testWidgets('Create UIView', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeIosPlatformViewsController viewsController = FakeIosPlatformViewsController();
viewsController.registerViewType('webview');
await tester.pumpWidget(
const Center(
child: SizedBox(
width: 200.0,
height: 100.0,
child: UiKitView(viewType: 'webview', layoutDirection: TextDirection.ltr),
),
),
);
expect(
viewsController.views,
unorderedEquals(<FakeUiKitView>[
FakeUiKitView(currentViewId + 1, 'webview'),
]),
);
});
testWidgets('Change UIView view type', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeIosPlatformViewsController viewsController = FakeIosPlatformViewsController();
viewsController.registerViewType('webview');
viewsController.registerViewType('maps');
await tester.pumpWidget(
const Center(
child: SizedBox(
width: 200.0,
height: 100.0,
child: UiKitView(viewType: 'webview', layoutDirection: TextDirection.ltr),
),
),
);
await tester.pumpWidget(
const Center(
child: SizedBox(
width: 200.0,
height: 100.0,
child: UiKitView(viewType: 'maps', layoutDirection: TextDirection.ltr),
),
),
);
expect(
viewsController.views,
unorderedEquals(<FakeUiKitView>[
FakeUiKitView(currentViewId + 2, 'maps'),
]),
);
});
testWidgets('Dispose UIView ', (WidgetTester tester) async {
final FakeIosPlatformViewsController viewsController = FakeIosPlatformViewsController();
viewsController.registerViewType('webview');
await tester.pumpWidget(
const Center(
child: SizedBox(
width: 200.0,
height: 100.0,
child: UiKitView(viewType: 'webview', layoutDirection: TextDirection.ltr),
),
),
);
await tester.pumpWidget(
const Center(
child: SizedBox(
width: 200.0,
height: 100.0,
),
),
);
expect(
viewsController.views,
isEmpty,
);
});
testWidgets('Dispose UIView before creation completed ', (WidgetTester tester) async {
final FakeIosPlatformViewsController viewsController = FakeIosPlatformViewsController();
viewsController.registerViewType('webview');
viewsController.creationDelay = Completer<void>();
await tester.pumpWidget(
const Center(
child: SizedBox(
width: 200.0,
height: 100.0,
child: UiKitView(viewType: 'webview', layoutDirection: TextDirection.ltr),
),
),
);
await tester.pumpWidget(
const Center(
child: SizedBox(
width: 200.0,
height: 100.0,
),
),
);
viewsController.creationDelay!.complete();
expect(
viewsController.views,
isEmpty,
);
});
testWidgets('UIView survives widget tree change', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeIosPlatformViewsController viewsController = FakeIosPlatformViewsController();
viewsController.registerViewType('webview');
final GlobalKey key = GlobalKey();
await tester.pumpWidget(
Center(
child: SizedBox(
width: 200.0,
height: 100.0,
child: UiKitView(viewType: 'webview', layoutDirection: TextDirection.ltr, key: key),
),
),
);
await tester.pumpWidget(
Center(
child: SizedBox(
width: 200.0,
height: 100.0,
child: UiKitView(viewType: 'webview', layoutDirection: TextDirection.ltr, key: key),
),
),
);
expect(
viewsController.views,
unorderedEquals(<FakeUiKitView>[
FakeUiKitView(currentViewId + 1, 'webview'),
]),
);
});
testWidgets('Create UIView with params', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeIosPlatformViewsController viewsController = FakeIosPlatformViewsController();
viewsController.registerViewType('webview');
await tester.pumpWidget(
const Center(
child: SizedBox(
width: 200.0,
height: 100.0,
child: UiKitView(
viewType: 'webview',
layoutDirection: TextDirection.ltr,
creationParams: 'creation parameters',
creationParamsCodec: StringCodec(),
),
),
),
);
final FakeUiKitView fakeView = viewsController.views.first;
final Uint8List rawCreationParams = fakeView.creationParams!;
final ByteData byteData = ByteData.view(
rawCreationParams.buffer,
rawCreationParams.offsetInBytes,
rawCreationParams.lengthInBytes,
);
final dynamic actualParams = const StringCodec().decodeMessage(byteData);
expect(actualParams, 'creation parameters');
expect(
viewsController.views,
unorderedEquals(<FakeUiKitView>[
FakeUiKitView(currentViewId + 1, 'webview', fakeView.creationParams),
]),
);
});
testWidgets('UiKitView accepts gestures', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeIosPlatformViewsController viewsController = FakeIosPlatformViewsController();
viewsController.registerViewType('webview');
await tester.pumpWidget(
const Align(
alignment: Alignment.topLeft,
child: SizedBox(
width: 200.0,
height: 100.0,
child: UiKitView(viewType: 'webview', layoutDirection: TextDirection.ltr),
),
),
);
// First frame is before the platform view was created so the render object
// is not yet in the tree.
await tester.pump();
expect(viewsController.gesturesAccepted[currentViewId + 1], 0);
final TestGesture gesture = await tester.startGesture(const Offset(50.0, 50.0));
await gesture.up();
expect(viewsController.gesturesAccepted[currentViewId + 1], 1);
});
testWidgets('UiKitView transparent hit test behavior', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeIosPlatformViewsController viewsController = FakeIosPlatformViewsController();
viewsController.registerViewType('webview');
int numPointerDownsOnParent = 0;
await tester.pumpWidget(
Directionality(
textDirection: TextDirection.ltr,
child: Stack(
children: <Widget>[
Listener(
behavior: HitTestBehavior.opaque,
onPointerDown: (PointerDownEvent e) {
numPointerDownsOnParent++;
},
),
const Positioned(
child: SizedBox(
width: 200.0,
height: 100.0,
child: UiKitView(
viewType: 'webview',
hitTestBehavior: PlatformViewHitTestBehavior.transparent,
layoutDirection: TextDirection.ltr,
),
),
),
],
),
),
);
// First frame is before the platform view was created so the render object
// is not yet in the tree.
await tester.pump();
final TestGesture gesture = await tester.startGesture(const Offset(50.0, 50.0));
await gesture.up();
expect(viewsController.gesturesAccepted[currentViewId + 1], 0);
expect(numPointerDownsOnParent, 1);
});
testWidgets('UiKitView translucent hit test behavior', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeIosPlatformViewsController viewsController = FakeIosPlatformViewsController();
viewsController.registerViewType('webview');
int numPointerDownsOnParent = 0;
await tester.pumpWidget(
Directionality(
textDirection: TextDirection.ltr,
child: Stack(
children: <Widget>[
Listener(
behavior: HitTestBehavior.opaque,
onPointerDown: (PointerDownEvent e) {
numPointerDownsOnParent++;
},
),
const Positioned(
child: SizedBox(
width: 200.0,
height: 100.0,
child: UiKitView(
viewType: 'webview',
hitTestBehavior: PlatformViewHitTestBehavior.translucent,
layoutDirection: TextDirection.ltr,
),
),
),
],
),
),
);
// First frame is before the platform view was created so the render object
// is not yet in the tree.
await tester.pump();
final TestGesture gesture = await tester.startGesture(const Offset(50.0, 50.0));
await gesture.up();
expect(viewsController.gesturesAccepted[currentViewId + 1], 1);
expect(numPointerDownsOnParent, 1);
});
testWidgets('UiKitView opaque hit test behavior', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeIosPlatformViewsController viewsController = FakeIosPlatformViewsController();
viewsController.registerViewType('webview');
int numPointerDownsOnParent = 0;
await tester.pumpWidget(
Directionality(
textDirection: TextDirection.ltr,
child: Stack(
children: <Widget>[
Listener(
behavior: HitTestBehavior.opaque,
onPointerDown: (PointerDownEvent e) {
numPointerDownsOnParent++;
},
),
const Positioned(
child: SizedBox(
width: 200.0,
height: 100.0,
child: UiKitView(
viewType: 'webview',
layoutDirection: TextDirection.ltr,
),
),
),
],
),
),
);
// First frame is before the platform view was created so the render object
// is not yet in the tree.
await tester.pump();
final TestGesture gesture = await tester.startGesture(const Offset(50.0, 50.0));
await gesture.up();
expect(viewsController.gesturesAccepted[currentViewId + 1], 1);
expect(numPointerDownsOnParent, 0);
});
testWidgets('UiKitView can lose gesture arenas', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeIosPlatformViewsController viewsController = FakeIosPlatformViewsController();
viewsController.registerViewType('webview');
bool verticalDragAcceptedByParent = false;
await tester.pumpWidget(
Align(
alignment: Alignment.topLeft,
child: Container(
margin: const EdgeInsets.all(10.0),
child: GestureDetector(
onVerticalDragStart: (DragStartDetails d) {
verticalDragAcceptedByParent = true;
},
child: const SizedBox(
width: 200.0,
height: 100.0,
child: UiKitView(viewType: 'webview', layoutDirection: TextDirection.ltr),
),
),
),
),
);
// First frame is before the platform view was created so the render object
// is not yet in the tree.
await tester.pump();
final TestGesture gesture = await tester.startGesture(const Offset(50.0, 50.0));
await gesture.moveBy(const Offset(0.0, 100.0));
await gesture.up();
expect(verticalDragAcceptedByParent, true);
expect(viewsController.gesturesAccepted[currentViewId + 1], 0);
expect(viewsController.gesturesRejected[currentViewId + 1], 1);
});
testWidgets('UiKitView tap gesture recognizers', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeIosPlatformViewsController viewsController = FakeIosPlatformViewsController();
viewsController.registerViewType('webview');
bool gestureAcceptedByParent = false;
await tester.pumpWidget(
Align(
alignment: Alignment.topLeft,
child: GestureDetector(
onVerticalDragStart: (DragStartDetails d) {
gestureAcceptedByParent = true;
},
child: SizedBox(
width: 200.0,
height: 100.0,
child: UiKitView(
viewType: 'webview',
gestureRecognizers: <Factory<OneSequenceGestureRecognizer>>{
Factory<VerticalDragGestureRecognizer>(
() {
return VerticalDragGestureRecognizer();
},
),
},
layoutDirection: TextDirection.ltr,
),
),
),
),
);
// First frame is before the platform view was created so the render object
// is not yet in the tree.
await tester.pump();
final TestGesture gesture = await tester.startGesture(const Offset(50.0, 50.0));
await gesture.moveBy(const Offset(0.0, 100.0));
await gesture.up();
expect(gestureAcceptedByParent, false);
expect(viewsController.gesturesAccepted[currentViewId + 1], 1);
expect(viewsController.gesturesRejected[currentViewId + 1], 0);
});
testWidgets('UiKitView long press gesture recognizers', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeIosPlatformViewsController viewsController = FakeIosPlatformViewsController();
viewsController.registerViewType('webview');
bool gestureAcceptedByParent = false;
await tester.pumpWidget(
Align(
alignment: Alignment.topLeft,
child: GestureDetector(
onLongPress: () {
gestureAcceptedByParent = true;
},
child: SizedBox(
width: 200.0,
height: 100.0,
child: UiKitView(
viewType: 'webview',
gestureRecognizers: <Factory<OneSequenceGestureRecognizer>>{
Factory<LongPressGestureRecognizer>(
() {
return LongPressGestureRecognizer();
},
),
},
layoutDirection: TextDirection.ltr,
),
),
),
),
);
// First frame is before the platform view was created so the render object
// is not yet in the tree.
await tester.pump();
await tester.longPressAt(const Offset(50.0, 50.0));
expect(gestureAcceptedByParent, false);
expect(viewsController.gesturesAccepted[currentViewId + 1], 1);
expect(viewsController.gesturesRejected[currentViewId + 1], 0);
});
testWidgets('UiKitView drag gesture recognizers', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeIosPlatformViewsController viewsController = FakeIosPlatformViewsController();
viewsController.registerViewType('webview');
bool verticalDragAcceptedByParent = false;
await tester.pumpWidget(
Align(
alignment: Alignment.topLeft,
child: GestureDetector(
onVerticalDragStart: (DragStartDetails d) {
verticalDragAcceptedByParent = true;
},
child: SizedBox(
width: 200.0,
height: 100.0,
child: UiKitView(
viewType: 'webview',
gestureRecognizers: <Factory<OneSequenceGestureRecognizer>>{
Factory<TapGestureRecognizer>(
() {
return TapGestureRecognizer();
},
),
},
layoutDirection: TextDirection.ltr,
),
),
),
),
);
// First frame is before the platform view was created so the render object
// is not yet in the tree.
await tester.pump();
await tester.tapAt(const Offset(50.0, 50.0));
expect(verticalDragAcceptedByParent, false);
expect(viewsController.gesturesAccepted[currentViewId + 1], 1);
expect(viewsController.gesturesRejected[currentViewId + 1], 0);
});
testWidgets('UiKitView can claim gesture after all pointers are up', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeIosPlatformViewsController viewsController = FakeIosPlatformViewsController();
viewsController.registerViewType('webview');
bool verticalDragAcceptedByParent = false;
// The long press recognizer rejects the gesture after the AndroidView gets the pointer up event.
// This test makes sure that the Android view can win the gesture after it got the pointer up event.
await tester.pumpWidget(
Align(
alignment: Alignment.topLeft,
child: GestureDetector(
onVerticalDragStart: (DragStartDetails d) {
verticalDragAcceptedByParent = true;
},
onLongPress: () { },
child: const SizedBox(
width: 200.0,
height: 100.0,
child: UiKitView(
viewType: 'webview',
layoutDirection: TextDirection.ltr,
),
),
),
),
);
// First frame is before the platform view was created so the render object
// is not yet in the tree.
await tester.pump();
final TestGesture gesture = await tester.startGesture(const Offset(50.0, 50.0));
await gesture.up();
expect(verticalDragAcceptedByParent, false);
expect(viewsController.gesturesAccepted[currentViewId + 1], 1);
expect(viewsController.gesturesRejected[currentViewId + 1], 0);
});
testWidgets('UiKitView rebuilt during gesture', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeIosPlatformViewsController viewsController = FakeIosPlatformViewsController();
viewsController.registerViewType('webview');
await tester.pumpWidget(
const Align(
alignment: Alignment.topLeft,
child: SizedBox(
width: 200.0,
height: 100.0,
child: UiKitView(
viewType: 'webview',
layoutDirection: TextDirection.ltr,
),
),
),
);
// First frame is before the platform view was created so the render object
// is not yet in the tree.
await tester.pump();
final TestGesture gesture = await tester.startGesture(const Offset(50.0, 50.0));
await gesture.moveBy(const Offset(0.0, 100.0));
await tester.pumpWidget(
const Align(
alignment: Alignment.topLeft,
child: SizedBox(
width: 200.0,
height: 100.0,
child: UiKitView(
viewType: 'webview',
layoutDirection: TextDirection.ltr,
),
),
),
);
await gesture.up();
expect(viewsController.gesturesAccepted[currentViewId + 1], 1);
expect(viewsController.gesturesRejected[currentViewId + 1], 0);
});
testWidgets('UiKitView with eager gesture recognizer', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeIosPlatformViewsController viewsController = FakeIosPlatformViewsController();
viewsController.registerViewType('webview');
await tester.pumpWidget(
Align(
alignment: Alignment.topLeft,
child: GestureDetector(
onVerticalDragStart: (DragStartDetails d) { },
child: SizedBox(
width: 200.0,
height: 100.0,
child: UiKitView(
viewType: 'webview',
gestureRecognizers: <Factory<OneSequenceGestureRecognizer>>{
Factory<OneSequenceGestureRecognizer>(
() => EagerGestureRecognizer(),
),
},
layoutDirection: TextDirection.ltr,
),
),
),
),
);
// First frame is before the platform view was created so the render object
// is not yet in the tree.
await tester.pump();
await tester.startGesture(const Offset(50.0, 50.0));
// Normally (without the eager gesture recognizer) after just the pointer down event
// no gesture arena member will claim the arena (so no motion events will be dispatched to
// the Android view). Here we assert that with the eager recognizer in the gesture team the
// pointer down event is immediately dispatched.
expect(viewsController.gesturesAccepted[currentViewId + 1], 1);
expect(viewsController.gesturesRejected[currentViewId + 1], 0);
});
testWidgets('UiKitView rejects gestures absorbed by siblings', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeIosPlatformViewsController viewsController = FakeIosPlatformViewsController();
viewsController.registerViewType('webview');
await tester.pumpWidget(
Stack(
alignment: Alignment.topLeft,
children: <Widget>[
const UiKitView(viewType: 'webview', layoutDirection: TextDirection.ltr),
Container(
color: const Color.fromARGB(255, 255, 255, 255),
width: 100,
height: 100,
),
],
),
);
// First frame is before the platform view was created so the render object
// is not yet in the tree.
await tester.pump();
final TestGesture gesture = await tester.startGesture(const Offset(50.0, 50.0));
await gesture.up();
expect(viewsController.gesturesRejected[currentViewId + 1], 1);
expect(viewsController.gesturesAccepted[currentViewId + 1], 0);
});
testWidgets(
'UiKitView rejects gestures absorbed by siblings if the touch is outside of the platform view bounds but inside platform view frame',
(WidgetTester tester) async {
// UiKitView is positioned at (left=0, top=100, right=300, bottom=600).
// Opaque container is on top of the UiKitView positioned at (left=0, top=500, right=300, bottom=600).
// Touch on (550, 150) is expected to be absorbed by the container.
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final FakeIosPlatformViewsController viewsController = FakeIosPlatformViewsController();
viewsController.registerViewType('webview');
await tester.pumpWidget(
SizedBox(
width: 300,
height: 600,
child: Stack(
alignment: Alignment.topLeft,
children: <Widget>[
Transform.translate(
offset: const Offset(0, 100),
child: const SizedBox(
width: 300,
height: 500,
child: UiKitView(viewType: 'webview', layoutDirection: TextDirection.ltr),
),
),
Transform.translate(
offset: const Offset(0, 500),
child: Container(
color: const Color.fromARGB(255, 255, 255, 255),
width: 300,
height: 100,
),
),
],
),
),
);
// First frame is before the platform view was created so the render object
// is not yet in the tree.
await tester.pump();
final TestGesture gesture = await tester.startGesture(const Offset(150, 550));
await gesture.up();
expect(viewsController.gesturesRejected[currentViewId + 1], 1);
expect(viewsController.gesturesAccepted[currentViewId + 1], 0);
},
);
testWidgets('AndroidView rebuilt with same gestureRecognizers', (WidgetTester tester) async {
final FakeIosPlatformViewsController viewsController = FakeIosPlatformViewsController();
viewsController.registerViewType('webview');
int factoryInvocationCount = 0;
EagerGestureRecognizer constructRecognizer() {
factoryInvocationCount += 1;
return EagerGestureRecognizer();
}
await tester.pumpWidget(
UiKitView(
viewType: 'webview',
gestureRecognizers: <Factory<OneSequenceGestureRecognizer>>{
Factory<EagerGestureRecognizer>(constructRecognizer),
},
layoutDirection: TextDirection.ltr,
),
);
await tester.pumpWidget(
UiKitView(
viewType: 'webview',
hitTestBehavior: PlatformViewHitTestBehavior.translucent,
gestureRecognizers: <Factory<OneSequenceGestureRecognizer>>{
Factory<EagerGestureRecognizer>(constructRecognizer),
},
layoutDirection: TextDirection.ltr,
),
);
expect(factoryInvocationCount, 1);
});
testWidgets('UiKitView has correct semantics', (WidgetTester tester) async {
final SemanticsHandle handle = tester.ensureSemantics();
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
expect(currentViewId, greaterThanOrEqualTo(0));
final FakeIosPlatformViewsController viewsController = FakeIosPlatformViewsController();
viewsController.registerViewType('webview');
await tester.pumpWidget(
Semantics(
container: true,
child: const Align(
alignment: Alignment.bottomRight,
child: SizedBox(
width: 200.0,
height: 100.0,
child: UiKitView(
viewType: 'webview',
layoutDirection: TextDirection.ltr,
),
),
),
),
);
// First frame is before the platform view was created so the render object
// is not yet in the tree.
await tester.pump();
final SemanticsNode semantics = tester.getSemantics(find.byType(UiKitView));
expect(semantics.platformViewId, currentViewId + 1);
expect(semantics.rect, const Rect.fromLTWH(0, 0, 200, 100));
// A 200x100 rect positioned at bottom right of a 800x600 box.
expect(semantics.transform, Matrix4.translationValues(600, 500, 0));
expect(semantics.childrenCount, 0);
handle.dispose();
});
});
group('Common PlatformView', () {
late FakePlatformViewController controller;
setUp(() {
controller = FakePlatformViewController(0);
});
testWidgets('PlatformViewSurface should create platform view layer', (WidgetTester tester) async {
final PlatformViewSurface surface = PlatformViewSurface(
controller: controller,
hitTestBehavior: PlatformViewHitTestBehavior.opaque,
gestureRecognizers: const <Factory<OneSequenceGestureRecognizer>>{},
);
await tester.pumpWidget(surface);
expect(() => tester.layers.whereType<PlatformViewLayer>().first, returnsNormally);
});
testWidgets('PlatformViewSurface can lose gesture arenas', (WidgetTester tester) async {
bool verticalDragAcceptedByParent = false;
await tester.pumpWidget(
Align(
alignment: Alignment.topLeft,
child: Container(
margin: const EdgeInsets.all(10.0),
child: GestureDetector(
onVerticalDragStart: (DragStartDetails d) {
verticalDragAcceptedByParent = true;
},
child: SizedBox(
width: 200.0,
height: 100.0,
child: PlatformViewSurface(
controller: controller,
gestureRecognizers: const <Factory<OneSequenceGestureRecognizer>>{},
hitTestBehavior: PlatformViewHitTestBehavior.opaque,
),
),
),
),
),
);
final TestGesture gesture = await tester.startGesture(const Offset(50.0, 50.0));
await gesture.moveBy(const Offset(0.0, 100.0));
await gesture.up();
expect(verticalDragAcceptedByParent, true);
expect(
controller.dispatchedPointerEvents,
isEmpty,
);
});
testWidgets('PlatformViewSurface gesture recognizers dispatch events', (WidgetTester tester) async {
bool verticalDragAcceptedByParent = false;
await tester.pumpWidget(
Align(
alignment: Alignment.topLeft,
child: GestureDetector(
onVerticalDragStart: (DragStartDetails d) {
verticalDragAcceptedByParent = true;
},
child: SizedBox(
width: 200.0,
height: 100.0,
child: PlatformViewSurface(
controller: controller,
hitTestBehavior: PlatformViewHitTestBehavior.opaque,
gestureRecognizers: <Factory<OneSequenceGestureRecognizer>>{
Factory<VerticalDragGestureRecognizer>(
() {
return VerticalDragGestureRecognizer();
},
),
},
),
),
),
),
);
final TestGesture gesture = await tester.startGesture(const Offset(50.0, 50.0));
await gesture.moveBy(const Offset(0.0, 100.0));
await gesture.up();
expect(verticalDragAcceptedByParent, false);
expect(
controller.dispatchedPointerEvents.length,
3,
);
});
testWidgets('PlatformViewSurface can claim gesture after all pointers are up', (WidgetTester tester) async {
bool verticalDragAcceptedByParent = false;
// The long press recognizer rejects the gesture after the PlatformViewSurface gets the pointer up event.
// This test makes sure that the PlatformViewSurface can win the gesture after it got the pointer up event.
await tester.pumpWidget(
Align(
alignment: Alignment.topLeft,
child: GestureDetector(
onVerticalDragStart: (DragStartDetails d) {
verticalDragAcceptedByParent = true;
},
onLongPress: () { },
child: SizedBox(
width: 200.0,
height: 100.0,
child: PlatformViewSurface(
controller: controller,
hitTestBehavior: PlatformViewHitTestBehavior.opaque,
gestureRecognizers: const <Factory<OneSequenceGestureRecognizer>>{},
),
),
),
),
);
final TestGesture gesture = await tester.startGesture(const Offset(50.0, 50.0));
await gesture.up();
expect(verticalDragAcceptedByParent, false);
expect(
controller.dispatchedPointerEvents.length,
2,
);
});
testWidgets('PlatformViewSurface rebuilt during gesture', (WidgetTester tester) async {
await tester.pumpWidget(
Align(
alignment: Alignment.topLeft,
child: SizedBox(
width: 200.0,
height: 100.0,
child: PlatformViewSurface(
controller: controller,
hitTestBehavior: PlatformViewHitTestBehavior.opaque,
gestureRecognizers: const <Factory<OneSequenceGestureRecognizer>>{},
),
),
),
);
final TestGesture gesture = await tester.startGesture(const Offset(50.0, 50.0));
await gesture.moveBy(const Offset(0.0, 100.0));
await tester.pumpWidget(
Align(
alignment: Alignment.topLeft,
child: SizedBox(
width: 200.0,
height: 100.0,
child: PlatformViewSurface(
controller: controller,
hitTestBehavior: PlatformViewHitTestBehavior.opaque,
gestureRecognizers: const <Factory<OneSequenceGestureRecognizer>>{},
),
),
),
);
await gesture.up();
expect(
controller.dispatchedPointerEvents.length,
3,
);
});
testWidgets('PlatformViewSurface with eager gesture recognizer', (WidgetTester tester) async {
await tester.pumpWidget(
Align(
alignment: Alignment.topLeft,
child: GestureDetector(
onVerticalDragStart: (DragStartDetails d) { },
child: SizedBox(
width: 200.0,
height: 100.0,
child: PlatformViewSurface(
controller: controller,
hitTestBehavior: PlatformViewHitTestBehavior.opaque,
gestureRecognizers: <Factory<OneSequenceGestureRecognizer>>{
Factory<OneSequenceGestureRecognizer>(
() => EagerGestureRecognizer(),
),
},
),
),
),
),
);
await tester.startGesture(const Offset(50.0, 50.0));
// Normally (without the eager gesture recognizer) after just the pointer down event
// no gesture arena member will claim the arena (so no motion events will be dispatched to
// the PlatformViewSurface). Here we assert that with the eager recognizer in the gesture team the
// pointer down event is immediately dispatched.
expect(
controller.dispatchedPointerEvents.length,
1,
);
});
testWidgets('PlatformViewRenderBox reconstructed with same gestureRecognizers', (WidgetTester tester) async {
int factoryInvocationCount = 0;
EagerGestureRecognizer constructRecognizer() {
++factoryInvocationCount;
return EagerGestureRecognizer();
}
final PlatformViewSurface platformViewSurface = PlatformViewSurface(
controller: controller,
hitTestBehavior: PlatformViewHitTestBehavior.opaque,
gestureRecognizers: <Factory<OneSequenceGestureRecognizer>>{
Factory<OneSequenceGestureRecognizer>(
constructRecognizer,
),
},
);
await tester.pumpWidget(platformViewSurface);
await tester.pumpWidget(const SizedBox.shrink());
await tester.pumpWidget(platformViewSurface);
expect(factoryInvocationCount, 2);
});
testWidgets('PlatformViewSurface rebuilt with same gestureRecognizers', (WidgetTester tester) async {
int factoryInvocationCount = 0;
EagerGestureRecognizer constructRecognizer() {
++factoryInvocationCount;
return EagerGestureRecognizer();
}
await tester.pumpWidget(
PlatformViewSurface(
controller: controller,
hitTestBehavior: PlatformViewHitTestBehavior.opaque,
gestureRecognizers: <Factory<OneSequenceGestureRecognizer>>{
Factory<OneSequenceGestureRecognizer>(
constructRecognizer,
),
},
),
);
await tester.pumpWidget(
PlatformViewSurface(
controller: controller,
hitTestBehavior: PlatformViewHitTestBehavior.opaque,
gestureRecognizers: <Factory<OneSequenceGestureRecognizer>>{
Factory<OneSequenceGestureRecognizer>(
constructRecognizer,
),
},
),
);
expect(factoryInvocationCount, 1);
});
testWidgets(
'PlatformViewLink Widget init, should create a SizedBox widget before onPlatformViewCreated and a PlatformViewSurface after',
(WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
late int createdPlatformViewId;
late PlatformViewCreatedCallback onPlatformViewCreatedCallBack;
final PlatformViewLink platformViewLink = PlatformViewLink(
viewType: 'webview',
onCreatePlatformView: (PlatformViewCreationParams params) {
onPlatformViewCreatedCallBack = params.onPlatformViewCreated;
createdPlatformViewId = params.id;
return FakePlatformViewController(params.id);
},
surfaceFactory: (BuildContext context, PlatformViewController controller) {
return PlatformViewSurface(
gestureRecognizers: const <Factory<OneSequenceGestureRecognizer>>{},
controller: controller,
hitTestBehavior: PlatformViewHitTestBehavior.opaque,
);
},
);
await tester.pumpWidget(platformViewLink);
expect(() => tester.allWidgets.whereType<SizedBox>().first, returnsNormally);
onPlatformViewCreatedCallBack(createdPlatformViewId);
await tester.pump();
expect(() => tester.allWidgets.whereType<PlatformViewSurface>().first, returnsNormally);
expect(createdPlatformViewId, currentViewId + 1);
},
);
testWidgets('PlatformViewLink Widget dispose', (WidgetTester tester) async {
late FakePlatformViewController disposedController;
final PlatformViewLink platformViewLink = PlatformViewLink(
viewType: 'webview',
onCreatePlatformView: (PlatformViewCreationParams params) {
disposedController = FakePlatformViewController(params.id);
params.onPlatformViewCreated(params.id);
return disposedController;
},
surfaceFactory: (BuildContext context, PlatformViewController controller) {
return PlatformViewSurface(
gestureRecognizers: const <Factory<OneSequenceGestureRecognizer>>{},
controller: controller,
hitTestBehavior: PlatformViewHitTestBehavior.opaque,
);
},
);
await tester.pumpWidget(platformViewLink);
await tester.pumpWidget(Container());
expect(disposedController.disposed, true);
});
testWidgets('PlatformViewLink widget survives widget tree change', (WidgetTester tester) async {
final GlobalKey key = GlobalKey();
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final List<int> ids = <int>[];
FakePlatformViewController controller;
PlatformViewLink createPlatformViewLink() {
return PlatformViewLink(
key: key,
viewType: 'webview',
onCreatePlatformView: (PlatformViewCreationParams params) {
ids.add(params.id);
controller = FakePlatformViewController(params.id);
params.onPlatformViewCreated(params.id);
return controller;
},
surfaceFactory: (BuildContext context, PlatformViewController controller) {
return PlatformViewSurface(
gestureRecognizers: const <Factory<OneSequenceGestureRecognizer>>{},
controller: controller,
hitTestBehavior: PlatformViewHitTestBehavior.opaque,
);
},
);
}
await tester.pumpWidget(
Center(
child: SizedBox(
width: 200.0,
height: 100.0,
child: createPlatformViewLink(),
),
),
);
await tester.pumpWidget(
Center(
child: SizedBox(
width: 200.0,
height: 100.0,
child: createPlatformViewLink(),
),
),
);
expect(
ids,
unorderedEquals(<int>[
currentViewId + 1,
]),
);
});
testWidgets('PlatformViewLink re-initializes when view type changes', (WidgetTester tester) async {
final int currentViewId = platformViewsRegistry.getNextPlatformViewId();
final List<int> ids = <int>[];
final List<int> surfaceViewIds = <int>[];
final List<String> viewTypes = <String>[];
PlatformViewLink createPlatformViewLink(String viewType) {
return PlatformViewLink(
viewType: viewType,
onCreatePlatformView: (PlatformViewCreationParams params) {
ids.add(params.id);
viewTypes.add(params.viewType);
controller = FakePlatformViewController(params.id);
params.onPlatformViewCreated(params.id);
return controller;
},
surfaceFactory: (BuildContext context, PlatformViewController controller) {
surfaceViewIds.add(controller.viewId);
return PlatformViewSurface(
gestureRecognizers: const <Factory<OneSequenceGestureRecognizer>>{},
controller: controller,
hitTestBehavior: PlatformViewHitTestBehavior.opaque,
);
},
);
}
await tester.pumpWidget(
Center(
child: SizedBox(
width: 200.0,
height: 100.0,
child: createPlatformViewLink('webview'),
),
),
);
await tester.pumpWidget(
Center(
child: SizedBox(
width: 200.0,
height: 100.0,
child: createPlatformViewLink('maps'),
),
),
);
expect(
ids,
unorderedEquals(<int>[
currentViewId + 1,
currentViewId + 2,
]),
);
expect(
surfaceViewIds,
unorderedEquals(<int>[
currentViewId + 1,
currentViewId + 2,
]),
);
expect(
viewTypes,
unorderedEquals(<String>[
'webview',
'maps',
]),
);
});
testWidgets('PlatformViewLink can take any widget to return in the SurfaceFactory', (WidgetTester tester) async {
final PlatformViewLink platformViewLink = PlatformViewLink(
viewType: 'webview',
onCreatePlatformView: (PlatformViewCreationParams params) {
params.onPlatformViewCreated(params.id);
return FakePlatformViewController(params.id);
},
surfaceFactory: (BuildContext context, PlatformViewController controller) {
return Container();
},
);
await tester.pumpWidget(platformViewLink);
expect(() => tester.allWidgets.whereType<Container>().first, returnsNormally);
});
testWidgets('PlatformViewLink manages the focus properly', (WidgetTester tester) async {
final GlobalKey containerKey = GlobalKey();
late FakePlatformViewController controller;
late ValueChanged<bool> focusChanged;
final PlatformViewLink platformViewLink = PlatformViewLink(
viewType: 'webview',
onCreatePlatformView: (PlatformViewCreationParams params) {
params.onPlatformViewCreated(params.id);
focusChanged = params.onFocusChanged;
controller = FakePlatformViewController(params.id);
return controller;
},
surfaceFactory: (BuildContext context, PlatformViewController controller) {
return PlatformViewSurface(
gestureRecognizers: const <Factory<OneSequenceGestureRecognizer>>{},
controller: controller,
hitTestBehavior: PlatformViewHitTestBehavior.opaque,
);
},
);
await tester.pumpWidget(
Center(
child: Column(
children: <Widget>[
SizedBox(width: 300, height: 300, child: platformViewLink),
Focus(
debugLabel: 'container',
child: Container(key: containerKey),
),
],
),
),
);
final Focus platformViewFocusWidget = tester.widget(
find.descendant(
of: find.byType(PlatformViewLink),
matching: find.byType(Focus),
),
);
final FocusNode platformViewFocusNode = platformViewFocusWidget.focusNode!;
final Element containerElement = tester.element(find.byKey(containerKey));
final FocusNode containerFocusNode = Focus.of(containerElement);
containerFocusNode.requestFocus();
await tester.pump();
expect(containerFocusNode.hasFocus, true);
expect(platformViewFocusNode.hasFocus, false);
// ask the platform view to gain focus
focusChanged(true);
await tester.pump();
expect(containerFocusNode.hasFocus, false);
expect(platformViewFocusNode.hasFocus, true);
expect(controller.focusCleared, false);
// ask the container to gain focus, and the platform view should clear focus.
containerFocusNode.requestFocus();
await tester.pump();
expect(containerFocusNode.hasFocus, true);
expect(platformViewFocusNode.hasFocus, false);
expect(controller.focusCleared, true);
});
testWidgets('PlatformViewLink sets a platform view text input client when focused', (WidgetTester tester) async {
late FakePlatformViewController controller;
late int viewId;
final PlatformViewLink platformViewLink = PlatformViewLink(
viewType: 'test',
onCreatePlatformView: (PlatformViewCreationParams params) {
viewId = params.id;
params.onPlatformViewCreated(params.id);
controller = FakePlatformViewController(params.id);
return controller;
},
surfaceFactory: (BuildContext context, PlatformViewController controller) {
return PlatformViewSurface(
gestureRecognizers: const <Factory<OneSequenceGestureRecognizer>>{},
controller: controller,
hitTestBehavior: PlatformViewHitTestBehavior.opaque,
);
},
);
await tester.pumpWidget(SizedBox(width: 300, height: 300, child: platformViewLink));
final Focus platformViewFocusWidget = tester.widget(
find.descendant(
of: find.byType(PlatformViewLink),
matching: find.byType(Focus),
),
);
final FocusNode? focusNode = platformViewFocusWidget.focusNode;
expect(focusNode, isNotNull);
expect(focusNode!.hasFocus, false);
late Map<String, dynamic> lastPlatformViewTextClient;
tester.binding.defaultBinaryMessenger.setMockMethodCallHandler(SystemChannels.textInput, (MethodCall call) {
if (call.method == 'TextInput.setPlatformViewClient') {
lastPlatformViewTextClient = call.arguments as Map<String, dynamic>;
}
return null;
});
platformViewFocusWidget.focusNode!.requestFocus();
await tester.pump();
expect(focusNode.hasFocus, true);
expect(lastPlatformViewTextClient.containsKey('platformViewId'), true);
expect(lastPlatformViewTextClient['platformViewId'], viewId);
expect(lastPlatformViewTextClient.containsKey('usesVirtualDisplay'), false);
});
});
testWidgets('Platform views respect hitTestBehavior', (WidgetTester tester) async {
final FakePlatformViewController controller = FakePlatformViewController(0);
final List<String> logs = <String>[];
// -------------------------
// | MouseRegion1 | MouseRegion1
// | |-----------------| | |
// | | MouseRegion2 | | |- Stack
// | | |---------| | | |
// | | |Platform | | | |- MouseRegion2
// | | |View | | | |- PlatformView
// | | |---------| | |
// | | | |
// | |-----------------| |
// | |
// -------------------------
Widget scaffold(Widget target) {
return Directionality(
textDirection: TextDirection.ltr,
child: Center(
child: SizedBox(
width: 600,
height: 600,
child: MouseRegion(
onEnter: (_) { logs.add('enter1'); },
onExit: (_) { logs.add('exit1'); },
cursor: SystemMouseCursors.forbidden,
child: Stack(
children: <Widget>[
Center(
child: SizedBox(
width: 400,
height: 400,
child: MouseRegion(
onEnter: (_) { logs.add('enter2'); },
onExit: (_) { logs.add('exit2'); },
cursor: SystemMouseCursors.text,
),
),
),
Center(
child: SizedBox(
width: 200,
height: 200,
child: target,
),
),
],
),
),
),
),
);
}
final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse, pointer: 0);
addTearDown(gesture.removePointer);
// Test: Opaque
await tester.pumpWidget(
scaffold(PlatformViewSurface(
controller: controller,
hitTestBehavior: PlatformViewHitTestBehavior.opaque,
gestureRecognizers: const <Factory<OneSequenceGestureRecognizer>>{},
)),
);
logs.clear();
await gesture.moveTo(const Offset(400, 300));
expect(logs, <String>['enter1']);
expect(controller.dispatchedPointerEvents, hasLength(1));
expect(controller.dispatchedPointerEvents[0], isA<PointerHoverEvent>());
logs.clear();
controller.dispatchedPointerEvents.clear();
// Test: changing no option does not trigger events
await tester.pumpWidget(
scaffold(PlatformViewSurface(
controller: controller,
hitTestBehavior: PlatformViewHitTestBehavior.opaque,
gestureRecognizers: const <Factory<OneSequenceGestureRecognizer>>{},
)),
);
expect(logs, isEmpty);
expect(controller.dispatchedPointerEvents, isEmpty);
// Test: Translucent
await tester.pumpWidget(
scaffold(PlatformViewSurface(
controller: controller,
hitTestBehavior: PlatformViewHitTestBehavior.translucent,
gestureRecognizers: const <Factory<OneSequenceGestureRecognizer>>{},
)),
);
expect(logs, <String>['enter2']);
expect(controller.dispatchedPointerEvents, isEmpty);
logs.clear();
await gesture.moveBy(const Offset(1, 1));
expect(logs, isEmpty);
expect(controller.dispatchedPointerEvents, hasLength(1));
expect(controller.dispatchedPointerEvents[0], isA<PointerHoverEvent>());
expect(controller.dispatchedPointerEvents[0].position, const Offset(401, 301));
expect(controller.dispatchedPointerEvents[0].localPosition, const Offset(101, 101));
controller.dispatchedPointerEvents.clear();
// Test: Transparent
await tester.pumpWidget(
scaffold(PlatformViewSurface(
controller: controller,
hitTestBehavior: PlatformViewHitTestBehavior.transparent,
gestureRecognizers: const <Factory<OneSequenceGestureRecognizer>>{},
)),
);
expect(logs, isEmpty);
expect(controller.dispatchedPointerEvents, isEmpty);
await gesture.moveBy(const Offset(1, 1));
expect(logs, isEmpty);
expect(controller.dispatchedPointerEvents, isEmpty);
// Test: Back to opaque
await tester.pumpWidget(
scaffold(PlatformViewSurface(
controller: controller,
hitTestBehavior: PlatformViewHitTestBehavior.opaque,
gestureRecognizers: const <Factory<OneSequenceGestureRecognizer>>{},
)),
);
expect(logs, <String>['exit2']);
expect(controller.dispatchedPointerEvents, isEmpty);
logs.clear();
await gesture.moveBy(const Offset(1, 1));
expect(logs, isEmpty);
expect(controller.dispatchedPointerEvents, hasLength(1));
expect(controller.dispatchedPointerEvents[0], isA<PointerHoverEvent>());
});
}