| // Copyright 2014 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| import 'dart:async'; |
| import 'dart:math' as math; |
| import 'dart:typed_data'; |
| import 'dart:ui' as ui show Image; |
| |
| import 'package:flutter/foundation.dart'; |
| import 'package:flutter/material.dart'; |
| import 'package:flutter_test/flutter_test.dart'; |
| |
| import '../image_data.dart'; |
| import '../rendering/mock_canvas.dart'; |
| |
| class TestImageProvider extends ImageProvider<TestImageProvider> { |
| TestImageProvider(this.future); |
| |
| final Future<void> future; |
| |
| static late ui.Image image; |
| |
| @override |
| Future<TestImageProvider> obtainKey(ImageConfiguration configuration) { |
| return SynchronousFuture<TestImageProvider>(this); |
| } |
| |
| @override |
| ImageStreamCompleter load(TestImageProvider key, DecoderCallback decode) { |
| return OneFrameImageStreamCompleter( |
| future.then<ImageInfo>((void value) => ImageInfo(image: image)), |
| ); |
| } |
| } |
| |
| Future<void> main() async { |
| AutomatedTestWidgetsFlutterBinding(); |
| TestImageProvider.image = await decodeImageFromList(Uint8List.fromList(kTransparentImage)); |
| |
| testWidgets('DecoratedBox handles loading images', (WidgetTester tester) async { |
| final GlobalKey key = GlobalKey(); |
| final Completer<void> completer = Completer<void>(); |
| await tester.pumpWidget( |
| KeyedSubtree( |
| key: key, |
| child: DecoratedBox( |
| decoration: BoxDecoration( |
| image: DecorationImage( |
| image: TestImageProvider(completer.future), |
| ), |
| ), |
| ), |
| ), |
| ); |
| expect(tester.binding.hasScheduledFrame, isFalse); |
| completer.complete(); |
| await tester.idle(); |
| expect(tester.binding.hasScheduledFrame, isTrue); |
| await tester.pump(); |
| expect(tester.binding.hasScheduledFrame, isFalse); |
| }); |
| |
| testWidgets('Moving a DecoratedBox', (WidgetTester tester) async { |
| final Completer<void> completer = Completer<void>(); |
| final Widget subtree = KeyedSubtree( |
| key: GlobalKey(), |
| child: RepaintBoundary( |
| child: DecoratedBox( |
| decoration: BoxDecoration( |
| image: DecorationImage( |
| image: TestImageProvider(completer.future), |
| ), |
| ), |
| ), |
| ), |
| ); |
| await tester.pumpWidget(subtree); |
| await tester.idle(); |
| expect(tester.binding.hasScheduledFrame, isFalse); |
| await tester.pumpWidget(Container(child: subtree)); |
| await tester.idle(); |
| expect(tester.binding.hasScheduledFrame, isFalse); |
| completer.complete(); // schedules microtask, does not run it |
| expect(tester.binding.hasScheduledFrame, isFalse); |
| await tester.idle(); // runs microtask |
| expect(tester.binding.hasScheduledFrame, isTrue); |
| await tester.pump(); |
| await tester.idle(); |
| expect(tester.binding.hasScheduledFrame, isFalse); |
| }); |
| |
| testWidgets('Circles can have uniform borders', (WidgetTester tester) async { |
| await tester.pumpWidget( |
| Container( |
| padding: const EdgeInsets.all(50.0), |
| decoration: BoxDecoration( |
| shape: BoxShape.circle, |
| border: Border.all(width: 10.0, color: const Color(0x80FF00FF)), |
| color: Colors.teal[600], |
| ), |
| ), |
| ); |
| }); |
| |
| testWidgets('Bordered Container insets its child', (WidgetTester tester) async { |
| const Key key = Key('outerContainer'); |
| await tester.pumpWidget( |
| Center( |
| child: Container( |
| key: key, |
| decoration: BoxDecoration(border: Border.all(width: 10.0)), |
| child: const SizedBox( |
| width: 25.0, |
| height: 25.0, |
| ), |
| ), |
| ), |
| ); |
| expect(tester.getSize(find.byKey(key)), equals(const Size(45.0, 45.0))); |
| }); |
| |
| testWidgets('BoxDecoration paints its border correctly', (WidgetTester tester) async { |
| // Regression test for https://github.com/flutter/flutter/issues/7672 |
| |
| const Key key = Key('Container with BoxDecoration'); |
| Widget buildFrame(Border border) { |
| return Center( |
| child: Container( |
| key: key, |
| width: 100.0, |
| height: 50.0, |
| decoration: BoxDecoration(border: border), |
| ), |
| ); |
| } |
| |
| const Color black = Color(0xFF000000); |
| |
| await tester.pumpWidget(buildFrame(Border.all())); |
| expect(find.byKey(key), paints..rect(color: black, style: PaintingStyle.stroke, strokeWidth: 1.0)); |
| |
| await tester.pumpWidget(buildFrame(Border.all(width: 0.0))); |
| expect(find.byKey(key), paints..rect(color: black, style: PaintingStyle.stroke, strokeWidth: 0.0)); |
| |
| const Color green = Color(0xFF00FF00); |
| const BorderSide greenSide = BorderSide(color: green, width: 10.0); |
| |
| await tester.pumpWidget(buildFrame(const Border(top: greenSide))); |
| expect(find.byKey(key), paints..path(color: green, style: PaintingStyle.fill)); |
| |
| await tester.pumpWidget(buildFrame(const Border(left: greenSide))); |
| expect(find.byKey(key), paints..path(color: green, style: PaintingStyle.fill)); |
| |
| await tester.pumpWidget(buildFrame(const Border(right: greenSide))); |
| expect(find.byKey(key), paints..path(color: green, style: PaintingStyle.fill)); |
| |
| await tester.pumpWidget(buildFrame(const Border(bottom: greenSide))); |
| expect(find.byKey(key), paints..path(color: green, style: PaintingStyle.fill)); |
| |
| const Color blue = Color(0xFF0000FF); |
| const BorderSide blueSide = BorderSide(color: blue, width: 0.0); |
| |
| await tester.pumpWidget(buildFrame(const Border(top: blueSide, right: greenSide, bottom: greenSide))); |
| expect( |
| find.byKey(key), |
| paints |
| ..path() // There's not much point checking the arguments to these calls because paintBorder |
| ..path() // reuses the same Paint object each time, configured differently, and so they will |
| ..path(), // all appear to have the same settings here (that of the last call). |
| ); |
| }); |
| |
| testWidgets('BoxDecoration paints its border correctly', (WidgetTester tester) async { |
| // Regression test for https://github.com/flutter/flutter/issues/12165 |
| await tester.pumpWidget( |
| Column( |
| children: <Widget>[ |
| Container( |
| // There's not currently a way to verify that this paints the same size as the others, |
| // so the pattern below just asserts that there's four paths but doesn't check the geometry. |
| width: 100.0, |
| height: 100.0, |
| decoration: const BoxDecoration( |
| border: Border( |
| top: BorderSide( |
| width: 10.0, |
| color: Color(0xFFEEEEEE), |
| ), |
| left: BorderSide( |
| width: 10.0, |
| color: Color(0xFFFFFFFF), |
| ), |
| right: BorderSide( |
| width: 10.0, |
| color: Color(0xFFFFFFFF), |
| ), |
| bottom: BorderSide( |
| width: 10.0, |
| color: Color(0xFFFFFFFF), |
| ), |
| ), |
| ), |
| ), |
| Container( |
| width: 100.0, |
| height: 100.0, |
| decoration: BoxDecoration( |
| border: Border.all( |
| width: 10.0, |
| color: const Color(0xFFFFFFFF), |
| ), |
| ), |
| ), |
| Container( |
| width: 100.0, |
| height: 100.0, |
| decoration: BoxDecoration( |
| border: Border.all( |
| width: 10.0, |
| color: const Color(0xFFFFFFFF), |
| ), |
| borderRadius: const BorderRadius.only( |
| topRight: Radius.circular(10.0), |
| ), |
| ), |
| ), |
| Container( |
| width: 100.0, |
| height: 100.0, |
| decoration: BoxDecoration( |
| border: Border.all( |
| width: 10.0, |
| color: const Color(0xFFFFFFFF), |
| ), |
| shape: BoxShape.circle, |
| ), |
| ), |
| ], |
| ), |
| ); |
| expect(find.byType(Column), paints |
| ..path() |
| ..path() |
| ..path() |
| ..path() |
| ..rect(rect: const Rect.fromLTRB(355.0, 105.0, 445.0, 195.0)) |
| ..drrect( |
| outer: RRect.fromLTRBAndCorners( |
| 350.0, 200.0, 450.0, 300.0, |
| topRight: const Radius.circular(10.0), |
| ), |
| inner: RRect.fromLTRBAndCorners( |
| 360.0, 210.0, 440.0, 290.0, |
| topLeft: const Radius.circular(-10.0), |
| bottomRight: const Radius.circular(-10.0), |
| bottomLeft: const Radius.circular(-10.0), |
| ), |
| ) |
| ..circle(x: 400.0, y: 350.0, radius: 45.0), |
| ); |
| }); |
| |
| testWidgets('Can hit test on BoxDecoration', (WidgetTester tester) async { |
| |
| late List<int> itemsTapped; |
| |
| const Key key = Key('Container with BoxDecoration'); |
| Widget buildFrame(Border border) { |
| itemsTapped = <int>[]; |
| return Center( |
| child: GestureDetector( |
| behavior: HitTestBehavior.deferToChild, |
| child: Container( |
| key: key, |
| width: 100.0, |
| height: 50.0, |
| decoration: BoxDecoration(border: border), |
| ), |
| onTap: () { |
| itemsTapped.add(1); |
| }, |
| ), |
| ); |
| } |
| |
| await tester.pumpWidget(buildFrame(Border.all())); |
| expect(itemsTapped, isEmpty); |
| |
| await tester.tap(find.byKey(key)); |
| expect(itemsTapped, <int>[1]); |
| |
| await tester.tapAt(const Offset(350.0, 275.0)); |
| expect(itemsTapped, <int>[1,1]); |
| |
| await tester.tapAt(const Offset(449.0, 324.0)); |
| expect(itemsTapped, <int>[1,1,1]); |
| |
| }); |
| |
| testWidgets('Can hit test on BoxDecoration circle', (WidgetTester tester) async { |
| |
| late List<int> itemsTapped; |
| |
| const Key key = Key('Container with BoxDecoration'); |
| Widget buildFrame(Border border) { |
| itemsTapped = <int>[]; |
| return Center( |
| child: GestureDetector( |
| behavior: HitTestBehavior.deferToChild, |
| child: Container( |
| key: key, |
| width: 100.0, |
| height: 50.0, |
| decoration: BoxDecoration(border: border, shape: BoxShape.circle), |
| ), |
| onTap: () { |
| itemsTapped.add(1); |
| }, |
| ), |
| ); |
| } |
| |
| await tester.pumpWidget(buildFrame(Border.all())); |
| expect(itemsTapped, isEmpty); |
| |
| await tester.tapAt(Offset.zero); |
| expect(itemsTapped, isEmpty); |
| |
| await tester.tapAt(const Offset(350.0, 275.0)); |
| expect(itemsTapped, isEmpty); |
| |
| await tester.tapAt(const Offset(400.0, 300.0)); |
| expect(itemsTapped, <int>[1]); |
| |
| await tester.tap(find.byKey(key)); |
| expect(itemsTapped, <int>[1,1]); |
| |
| }); |
| |
| testWidgets('Can hit test on BoxDecoration border', (WidgetTester tester) async { |
| late List<int> itemsTapped; |
| const Key key = Key('Container with BoxDecoration'); |
| Widget buildFrame(Border border) { |
| itemsTapped = <int>[]; |
| return Center( |
| child: GestureDetector( |
| behavior: HitTestBehavior.deferToChild, |
| child: Container( |
| key: key, |
| width: 100.0, |
| height: 50.0, |
| decoration: BoxDecoration(border: border, borderRadius: const BorderRadius.all(Radius.circular(20.0))), |
| ), |
| onTap: () { |
| itemsTapped.add(1); |
| }, |
| ), |
| ); |
| } |
| |
| await tester.pumpWidget(buildFrame(Border.all())); |
| |
| expect(itemsTapped, isEmpty); |
| |
| await tester.tapAt(Offset.zero); |
| expect(itemsTapped, isEmpty); |
| |
| await tester.tapAt(const Offset(350.0, 275.0)); |
| expect(itemsTapped, isEmpty); |
| |
| await tester.tapAt(const Offset(400.0, 300.0)); |
| expect(itemsTapped, <int>[1]); |
| |
| await tester.tap(find.byKey(key)); |
| expect(itemsTapped, <int>[1,1]); |
| }); |
| |
| testWidgets('BoxDecoration not tap outside rounded angles - Top Left', (WidgetTester tester) async { |
| const double height = 50.0; |
| const double width = 50.0; |
| const double radius = 12.3; |
| |
| late List<int> itemsTapped; |
| const Key key = Key('Container with BoxDecoration'); |
| Widget buildFrame(Border border) { |
| itemsTapped = <int>[]; |
| return Align( |
| alignment: Alignment.topLeft, |
| child: GestureDetector( |
| behavior: HitTestBehavior.deferToChild, |
| child: Container( |
| key: key, |
| width: width, |
| height: height, |
| decoration: BoxDecoration(border: border,borderRadius: BorderRadius.circular(radius)), |
| ), |
| onTap: () { |
| itemsTapped.add(1); |
| }, |
| ), |
| ); |
| } |
| |
| await tester.pumpWidget(buildFrame(Border.all())); |
| |
| expect(itemsTapped, isEmpty); |
| // x, y |
| const Offset topLeft = Offset.zero; |
| const Offset borderTopTangent = Offset(radius-1, 0.0); |
| const Offset borderLeftTangent = Offset(0.0,radius-1); |
| //the borderDiagonalOffset is the backslash line |
| //\\######@@@ |
| //#\\###@#### |
| //##\\@###### |
| //##@######## |
| //@########## |
| //@########## |
| const double borderDiagonalOffset = radius - radius * math.sqrt1_2; |
| const Offset fartherBorderRadiusPoint = Offset(borderDiagonalOffset,borderDiagonalOffset); |
| |
| await tester.tapAt(topLeft); |
| expect(itemsTapped, isEmpty, reason: 'top left tapped'); |
| |
| await tester.tapAt(borderTopTangent); |
| expect(itemsTapped, isEmpty, reason: 'border top tapped'); |
| |
| await tester.tapAt(borderLeftTangent); |
| expect(itemsTapped, isEmpty, reason: 'border left tapped'); |
| |
| await tester.tapAt(fartherBorderRadiusPoint); |
| expect(itemsTapped, isEmpty, reason: 'border center tapped'); |
| |
| await tester.tap(find.byKey(key)); |
| expect(itemsTapped, <int>[1]); |
| |
| }); |
| |
| testWidgets('BoxDecoration tap inside rounded angles - Top Left', (WidgetTester tester) async { |
| const double height = 50.0; |
| const double width = 50.0; |
| const double radius = 12.3; |
| |
| late List<int> itemsTapped; |
| const Key key = Key('Container with BoxDecoration'); |
| Widget buildFrame(Border border) { |
| itemsTapped = <int>[]; |
| return Align( |
| alignment: Alignment.topLeft, |
| child: GestureDetector( |
| behavior: HitTestBehavior.deferToChild, |
| child: Container( |
| key: key, |
| width: width, |
| height: height, |
| decoration: BoxDecoration(border: border,borderRadius: BorderRadius.circular(radius)), |
| ), |
| onTap: () { |
| itemsTapped.add(1); |
| }, |
| ), |
| ); |
| } |
| |
| await tester.pumpWidget(buildFrame(Border.all())); |
| |
| expect(itemsTapped, isEmpty); |
| // x, y |
| const Offset borderTopTangent = Offset(radius, 0.0); |
| const Offset borderLeftTangent = Offset(0.0,radius); |
| const double borderDiagonalOffset = radius - radius * math.sqrt1_2; |
| const Offset fartherBorderRadiusPoint = Offset(borderDiagonalOffset+1,borderDiagonalOffset+1); |
| |
| await tester.tapAt(borderTopTangent); |
| expect(itemsTapped, <int>[1], reason: 'border Top not tapped'); |
| |
| await tester.tapAt(borderLeftTangent); |
| expect(itemsTapped, <int>[1,1], reason: 'border Left not tapped'); |
| |
| await tester.tapAt(fartherBorderRadiusPoint); |
| expect(itemsTapped, <int>[1,1,1], reason: 'border center not tapped'); |
| |
| await tester.tap(find.byKey(key)); |
| expect(itemsTapped, <int>[1,1,1,1]); |
| }); |
| |
| testWidgets('BoxDecoration rounded angles other corner works', (WidgetTester tester) async { |
| const double height = 50.0; |
| const double width = 50.0; |
| const double radius = 20; |
| |
| late List<int> itemsTapped; |
| const Key key = Key('Container with BoxDecoration'); |
| Widget buildFrame(Border border) { |
| itemsTapped = <int>[]; |
| return Align( |
| alignment: Alignment.topLeft, |
| child: GestureDetector( |
| behavior: HitTestBehavior.deferToChild, |
| child: Container( |
| key: key, |
| width: width, |
| height: height, |
| decoration: BoxDecoration(border: border,borderRadius: BorderRadius.circular(radius)), |
| ), |
| onTap: () { |
| itemsTapped.add(1); |
| }, |
| ), |
| ); |
| } |
| |
| await tester.pumpWidget(buildFrame(Border.all())); |
| |
| expect(itemsTapped, isEmpty); |
| |
| await tester.tap(find.byKey(key)); |
| expect(itemsTapped, <int>[1]); |
| |
| // x, y |
| const Offset topRightOutside = Offset(width, 0.0); |
| const Offset topRightInside = Offset(width-radius, radius); |
| const Offset bottomRightOutside = Offset(width, height); |
| const Offset bottomRightInside = Offset(width-radius, height-radius); |
| const Offset bottomLeftOutside = Offset(0, height); |
| const Offset bottomLeftInside = Offset(radius, height-radius); |
| const Offset topLeftOutside = Offset.zero; |
| const Offset topLeftInside = Offset(radius, radius); |
| |
| await tester.tapAt(topRightInside); |
| expect(itemsTapped, <int>[1,1], reason: 'top right not tapped'); |
| |
| await tester.tapAt(topRightOutside); |
| expect(itemsTapped, <int>[1,1], reason: 'top right tapped'); |
| |
| await tester.tapAt(bottomRightInside); |
| expect(itemsTapped, <int>[1,1,1], reason: 'bottom right not tapped'); |
| |
| await tester.tapAt(bottomRightOutside); |
| expect(itemsTapped, <int>[1,1,1], reason: 'bottom right tapped'); |
| |
| await tester.tapAt(bottomLeftInside); |
| expect(itemsTapped, <int>[1,1,1,1], reason: 'bottom left not tapped'); |
| |
| await tester.tapAt(bottomLeftOutside); |
| expect(itemsTapped, <int>[1,1,1,1], reason: 'bottom left tapped'); |
| |
| await tester.tapAt(topLeftInside); |
| expect(itemsTapped, <int>[1,1,1,1,1], reason: 'top left not tapped'); |
| |
| await tester.tapAt(topLeftOutside); |
| expect(itemsTapped, <int>[1,1,1,1,1], reason: 'top left tapped'); |
| }); |
| |
| testWidgets("BoxDecoration doesn't crash with BorderRadiusDirectional", (WidgetTester tester) async { |
| // Regression test for https://github.com/flutter/flutter/issues/88039 |
| |
| await tester.pumpWidget( |
| Directionality( |
| textDirection: TextDirection.ltr, |
| child: Container( |
| decoration: BoxDecoration( |
| border: Border.all(), |
| borderRadius: const BorderRadiusDirectional.all( |
| Radius.circular(1.0), |
| ), |
| ), |
| ), |
| ), |
| ); |
| }); |
| } |
