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platform_view_test.dart
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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(