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[leak-tracking] Add leak tracking in test/painting #2 (#136169)
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@droidbg
droidbg authored Oct 9, 2023
1 parent 6dce142 commit f52fe4f
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Showing 2 changed files with 31 additions and 29 deletions.
15 changes: 8 additions & 7 deletions packages/flutter/test/painting/continuous_rectangle_border_test.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,7 @@ library;

import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:leak_tracker_flutter_testing/leak_tracker_flutter_testing.dart';

void main() {
test('ContinuousRectangleBorder defaults', () {
Expand Down Expand Up @@ -108,7 +109,7 @@ void main() {
expect(border.getInnerPath(rect,textDirection: TextDirection.rtl), looksLikeRectRtl);
});

testWidgets('Golden test even radii', (WidgetTester tester) async {
testWidgetsWithLeakTracking('Golden test even radii', (WidgetTester tester) async {
await tester.pumpWidget(RepaintBoundary(
child: Material(
color: Colors.blueAccent[400],
Expand All @@ -126,7 +127,7 @@ void main() {
);
});

testWidgets('Golden test varying radii', (WidgetTester tester) async {
testWidgetsWithLeakTracking('Golden test varying radii', (WidgetTester tester) async {
await tester.pumpWidget(RepaintBoundary(
child: Material(
color: Colors.green[100],
Expand All @@ -149,7 +150,7 @@ void main() {
);
});

testWidgets('Golden test topLeft radii', (WidgetTester tester) async {
testWidgetsWithLeakTracking('Golden test topLeft radii', (WidgetTester tester) async {
await tester.pumpWidget(RepaintBoundary(
child: Material(
color: Colors.green[200],
Expand All @@ -169,7 +170,7 @@ void main() {
);
});

testWidgets('Golden test topRight radii', (WidgetTester tester) async {
testWidgetsWithLeakTracking('Golden test topRight radii', (WidgetTester tester) async {
await tester.pumpWidget(RepaintBoundary(
child: Material(
color: Colors.green[300],
Expand All @@ -189,7 +190,7 @@ void main() {
);
});

testWidgets('Golden test bottomLeft radii', (WidgetTester tester) async {
testWidgetsWithLeakTracking('Golden test bottomLeft radii', (WidgetTester tester) async {
await tester.pumpWidget(RepaintBoundary(
child: Material(
color: Colors.green[400],
Expand All @@ -209,7 +210,7 @@ void main() {
);
});

testWidgets('Golden test bottomRight radii', (WidgetTester tester) async {
testWidgetsWithLeakTracking('Golden test bottomRight radii', (WidgetTester tester) async {
await tester.pumpWidget(RepaintBoundary(
child: Material(
color: Colors.green[500],
Expand All @@ -229,7 +230,7 @@ void main() {
);
});

testWidgets('Golden test large radii', (WidgetTester tester) async {
testWidgetsWithLeakTracking('Golden test large radii', (WidgetTester tester) async {
await tester.pumpWidget(RepaintBoundary(
child: Material(
color: Colors.redAccent[400],
Expand Down
45 changes: 23 additions & 22 deletions packages/flutter/test/painting/image_stream_test.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,7 @@ import 'package:flutter/foundation.dart';
import 'package:flutter/painting.dart';
import 'package:flutter/scheduler.dart' show SchedulerBinding, timeDilation;
import 'package:flutter_test/flutter_test.dart';
import 'package:leak_tracker_flutter_testing/leak_tracker_flutter_testing.dart';

import '../image_data.dart';
import 'fake_codec.dart';
Expand Down Expand Up @@ -84,7 +85,7 @@ void main() {
image200x100 = await createTestImage(width: 200, height: 100);
});

testWidgets('Codec future fails', (WidgetTester tester) async {
testWidgetsWithLeakTracking('Codec future fails', (WidgetTester tester) async {
final Completer<Codec> completer = Completer<Codec>();
MultiFrameImageStreamCompleter(
codec: completer.future,
Expand All @@ -95,7 +96,7 @@ void main() {
expect(tester.takeException(), 'failure message');
});

testWidgets('Decoding starts when a listener is added after codec is ready', (WidgetTester tester) async {
testWidgetsWithLeakTracking('Decoding starts when a listener is added after codec is ready', (WidgetTester tester) async {
final Completer<Codec> completer = Completer<Codec>();
final MockCodec mockCodec = MockCodec();
mockCodec.frameCount = 1;
Expand All @@ -114,7 +115,7 @@ void main() {
expect(mockCodec.numFramesAsked, 1);
});

testWidgets('Decoding starts when a codec is ready after a listener is added', (WidgetTester tester) async {
testWidgetsWithLeakTracking('Decoding starts when a codec is ready after a listener is added', (WidgetTester tester) async {
final Completer<Codec> completer = Completer<Codec>();
final MockCodec mockCodec = MockCodec();
mockCodec.frameCount = 1;
Expand All @@ -133,7 +134,7 @@ void main() {
expect(mockCodec.numFramesAsked, 1);
});

testWidgets('Decoding does not crash when disposed', (WidgetTester tester) async {
testWidgetsWithLeakTracking('Decoding does not crash when disposed', (WidgetTester tester) async {
final Completer<Codec> completer = Completer<Codec>();
final MockCodec mockCodec = MockCodec();
mockCodec.frameCount = 1;
Expand All @@ -158,7 +159,7 @@ void main() {
await tester.idle();
});

testWidgets('Chunk events of base ImageStreamCompleter are delivered', (WidgetTester tester) async {
testWidgetsWithLeakTracking('Chunk events of base ImageStreamCompleter are delivered', (WidgetTester tester) async {
final List<ImageChunkEvent> chunkEvents = <ImageChunkEvent>[];
final StreamController<ImageChunkEvent> streamController = StreamController<ImageChunkEvent>();
final ImageStreamCompleter imageStream = FakeEventReportingImageStreamCompleter(
Expand All @@ -182,7 +183,7 @@ void main() {
expect(chunkEvents[1].expectedTotalBytes, 3);
});

testWidgets('Chunk events of base ImageStreamCompleter are not buffered before listener registration', (WidgetTester tester) async {
testWidgetsWithLeakTracking('Chunk events of base ImageStreamCompleter are not buffered before listener registration', (WidgetTester tester) async {
final List<ImageChunkEvent> chunkEvents = <ImageChunkEvent>[];
final StreamController<ImageChunkEvent> streamController = StreamController<ImageChunkEvent>();
final ImageStreamCompleter imageStream = FakeEventReportingImageStreamCompleter(
Expand All @@ -205,7 +206,7 @@ void main() {
expect(chunkEvents[0].expectedTotalBytes, 3);
});

testWidgets('Chunk events of MultiFrameImageStreamCompleter are delivered', (WidgetTester tester) async {
testWidgetsWithLeakTracking('Chunk events of MultiFrameImageStreamCompleter are delivered', (WidgetTester tester) async {
final List<ImageChunkEvent> chunkEvents = <ImageChunkEvent>[];
final Completer<Codec> completer = Completer<Codec>();
final StreamController<ImageChunkEvent> streamController = StreamController<ImageChunkEvent>();
Expand All @@ -232,7 +233,7 @@ void main() {
expect(chunkEvents[1].expectedTotalBytes, 3);
});

testWidgets('Chunk events of MultiFrameImageStreamCompleter are not buffered before listener registration', (WidgetTester tester) async {
testWidgetsWithLeakTracking('Chunk events of MultiFrameImageStreamCompleter are not buffered before listener registration', (WidgetTester tester) async {
final List<ImageChunkEvent> chunkEvents = <ImageChunkEvent>[];
final Completer<Codec> completer = Completer<Codec>();
final StreamController<ImageChunkEvent> streamController = StreamController<ImageChunkEvent>();
Expand All @@ -258,7 +259,7 @@ void main() {
expect(chunkEvents[0].expectedTotalBytes, 3);
});

testWidgets('Chunk errors are reported', (WidgetTester tester) async {
testWidgetsWithLeakTracking('Chunk errors are reported', (WidgetTester tester) async {
final List<ImageChunkEvent> chunkEvents = <ImageChunkEvent>[];
final Completer<Codec> completer = Completer<Codec>();
final StreamController<ImageChunkEvent> streamController = StreamController<ImageChunkEvent>();
Expand All @@ -284,7 +285,7 @@ void main() {
expect(chunkEvents[0].expectedTotalBytes, 3);
});

testWidgets('getNextFrame future fails', (WidgetTester tester) async {
testWidgetsWithLeakTracking('getNextFrame future fails', (WidgetTester tester) async {
final MockCodec mockCodec = MockCodec();
mockCodec.frameCount = 1;
final Completer<Codec> codecCompleter = Completer<Codec>();
Expand All @@ -309,7 +310,7 @@ void main() {
expect(tester.takeException(), 'frame completion error');
});

testWidgets('ImageStream emits frame (static image)', (WidgetTester tester) async {
testWidgetsWithLeakTracking('ImageStream emits frame (static image)', (WidgetTester tester) async {
final MockCodec mockCodec = MockCodec();
mockCodec.frameCount = 1;
final Completer<Codec> codecCompleter = Completer<Codec>();
Expand All @@ -334,7 +335,7 @@ void main() {
expect(emittedImages.every((ImageInfo info) => info.image.isCloneOf(frame.image)), true);
});

testWidgets('ImageStream emits frames (animated images)', (WidgetTester tester) async {
testWidgetsWithLeakTracking('ImageStream emits frames (animated images)', (WidgetTester tester) async {
final MockCodec mockCodec = MockCodec();
mockCodec.frameCount = 2;
mockCodec.repetitionCount = -1;
Expand Down Expand Up @@ -380,7 +381,7 @@ void main() {
await tester.pump(const Duration(milliseconds: 400));
});

testWidgets('animation wraps back', (WidgetTester tester) async {
testWidgetsWithLeakTracking('animation wraps back', (WidgetTester tester) async {
final MockCodec mockCodec = MockCodec();
mockCodec.frameCount = 2;
mockCodec.repetitionCount = -1;
Expand Down Expand Up @@ -421,7 +422,7 @@ void main() {
await tester.pump(const Duration(milliseconds: 200));
});

testWidgets("animation doesn't repeat more than specified", (WidgetTester tester) async {
testWidgetsWithLeakTracking("animation doesn't repeat more than specified", (WidgetTester tester) async {
final MockCodec mockCodec = MockCodec();
mockCodec.frameCount = 2;
mockCodec.repetitionCount = 0;
Expand Down Expand Up @@ -459,7 +460,7 @@ void main() {
expect(emittedImages[1].image.isCloneOf(frame2.image), true);
});

testWidgets('frames are only decoded when there are listeners', (WidgetTester tester) async {
testWidgetsWithLeakTracking('frames are only decoded when there are listeners', (WidgetTester tester) async {
final MockCodec mockCodec = MockCodec();
mockCodec.frameCount = 2;
mockCodec.repetitionCount = -1;
Expand Down Expand Up @@ -499,7 +500,7 @@ void main() {
handle.dispose();
});

testWidgets('multiple stream listeners', (WidgetTester tester) async {
testWidgetsWithLeakTracking('multiple stream listeners', (WidgetTester tester) async {
final MockCodec mockCodec = MockCodec();
mockCodec.frameCount = 2;
mockCodec.repetitionCount = -1;
Expand Down Expand Up @@ -546,7 +547,7 @@ void main() {

});

testWidgets('timer is canceled when listeners are removed', (WidgetTester tester) async {
testWidgetsWithLeakTracking('timer is canceled when listeners are removed', (WidgetTester tester) async {
final MockCodec mockCodec = MockCodec();
mockCodec.frameCount = 2;
mockCodec.repetitionCount = -1;
Expand Down Expand Up @@ -579,7 +580,7 @@ void main() {
// point.
});

testWidgets('timeDilation affects animation frame timers', (WidgetTester tester) async {
testWidgetsWithLeakTracking('timeDilation affects animation frame timers', (WidgetTester tester) async {
final MockCodec mockCodec = MockCodec();
mockCodec.frameCount = 2;
mockCodec.repetitionCount = -1;
Expand Down Expand Up @@ -616,7 +617,7 @@ void main() {
timeDilation = 1.0; // restore time dilation, or it will affect other tests
});

testWidgets('error handlers can intercept errors', (WidgetTester tester) async {
testWidgetsWithLeakTracking('error handlers can intercept errors', (WidgetTester tester) async {
final MockCodec mockCodec = MockCodec();
mockCodec.frameCount = 1;
final Completer<Codec> codecCompleter = Completer<Codec>();
Expand Down Expand Up @@ -651,7 +652,7 @@ void main() {
expect(capturedException, 'frame completion error');
});

testWidgets('remove and add listener ', (WidgetTester tester) async {
testWidgetsWithLeakTracking('remove and add listener ', (WidgetTester tester) async {
final MockCodec mockCodec = MockCodec();
mockCodec.frameCount = 3;
mockCodec.repetitionCount = 0;
Expand Down Expand Up @@ -682,7 +683,7 @@ void main() {
await tester.pump(const Duration(milliseconds: 200)); // emit 2nd frame.
});

testWidgets('ImageStreamListener hashCode and equals', (WidgetTester tester) async {
testWidgetsWithLeakTracking('ImageStreamListener hashCode and equals', (WidgetTester tester) async {
void handleImage(ImageInfo image, bool synchronousCall) { }
void handleImageDifferently(ImageInfo image, bool synchronousCall) { }
void handleError(dynamic error, StackTrace? stackTrace) { }
Expand Down Expand Up @@ -714,7 +715,7 @@ void main() {
compare(onImage1: handleImage, onChunk1: handleChunk, onError1: handleError, onImage2: handleImage, onError2: handleError, areEqual: false);
});

testWidgets('Keep alive handles do not drive frames or prevent last listener callbacks', (WidgetTester tester) async {
testWidgetsWithLeakTracking('Keep alive handles do not drive frames or prevent last listener callbacks', (WidgetTester tester) async {
final Image image10x10 = (await tester.runAsync(() => createTestImage(width: 10, height: 10)))!;
final MockCodec mockCodec = MockCodec();
mockCodec.frameCount = 2;
Expand Down

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