blob: 87afaaf069862d8319c4789e8ad5c4729cd8a307 [file] [log] [blame]
// 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 'package:flutter/foundation.dart';
import '../flutter_test_alternative.dart';
void main() {
test('Parses line', () {
expect(
StackFrame.fromStackTraceLine(stackString.split('\n')[0]),
stackFrames[0],
);
});
test('Parses string', () {
expect(
StackFrame.fromStackString(stackString),
stackFrames,
);
});
test('Parses StackTrace', () {
expect(
StackFrame.fromStackTrace(StackTrace.fromString(stackString)),
stackFrames,
);
});
test('Parses complex stack', () {
expect(
StackFrame.fromStackString(asyncStackString),
asyncStackFrames,
);
});
test('Parses stack without cols', () {
expect(
StackFrame.fromStackString(stackFrameNoCols),
stackFrameNoColsFrames,
);
});
test('Parses web stack', () {
expect(
StackFrame.fromStackString(webStackTrace),
webStackTraceFrames,
);
});
test('Parses ...', () {
expect(
StackFrame.fromStackTraceLine('...'),
StackFrame.stackOverFlowElision,
);
});
test('Live handling of Stack Overflows', () {
void overflow(int seed) {
overflow(seed + 1);
}
bool overflowed = false;
try {
overflow(1);
} on StackOverflowError catch (e, stack) {
overflowed = true;
final List<StackFrame> frames = StackFrame.fromStackTrace(stack);
expect(frames.contains(StackFrame.stackOverFlowElision), true);
}
expect(overflowed, true);
}, skip: isBrowser); // The VM test harness can handle a stack overflow, but
// the browser cannot - running this test in a browser will cause it to become
// unresponsive.
}
const String stackString = '''
#0 _AssertionError._doThrowNew (dart:core-patch/errors_patch.dart:42:39)
#1 _AssertionError._throwNew (dart:core-patch/errors_patch.dart:38:5)
#2 new Text (package:flutter/src/widgets/text.dart:287:10)
#3 _MyHomePageState.build (package:hello_flutter/main.dart:72:16)
#4 StatefulElement.build (package:flutter/src/widgets/framework.dart:4414:27)
#5 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4303:15)
#6 Element.rebuild (package:flutter/src/widgets/framework.dart:4027:5)
#7 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:4286:5)
#8 StatefulElement._firstBuild (package:flutter/src/widgets/framework.dart:4461:11)
#9 ComponentElement.mount (package:flutter/src/widgets/framework.dart:4281:5)
#10 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3276:14)
#11 Element.updateChild (package:flutter/src/widgets/framework.dart)
#12 SingleChildRenderObjectElement.mount (package:flutter/blah.dart:999:9)
#13 main (package:hello_flutter/main.dart:10:4)''';
const List<StackFrame> stackFrames = <StackFrame>[
StackFrame(number: 0, className: '_AssertionError', method: '_doThrowNew', packageScheme: 'dart', package: 'core-patch', packagePath: 'errors_patch.dart', line: 42, column: 39, source: '#0 _AssertionError._doThrowNew (dart:core-patch/errors_patch.dart:42:39)'),
StackFrame(number: 1, className: '_AssertionError', method: '_throwNew', packageScheme: 'dart', package: 'core-patch', packagePath: 'errors_patch.dart', line: 38, column: 5, source: '#1 _AssertionError._throwNew (dart:core-patch/errors_patch.dart:38:5)'),
StackFrame(number: 2, className: 'Text', method: '', packageScheme: 'package', package: 'flutter', packagePath: 'src/widgets/text.dart', line: 287, column: 10, isConstructor: true, source: '#2 new Text (package:flutter/src/widgets/text.dart:287:10)'),
StackFrame(number: 3, className: '_MyHomePageState', method: 'build', packageScheme: 'package', package: 'hello_flutter', packagePath: 'main.dart', line: 72, column: 16, source: '#3 _MyHomePageState.build (package:hello_flutter/main.dart:72:16)'),
StackFrame(number: 4, className: 'StatefulElement', method: 'build', packageScheme: 'package', package: 'flutter', packagePath: 'src/widgets/framework.dart', line: 4414, column: 27, source: '#4 StatefulElement.build (package:flutter/src/widgets/framework.dart:4414:27)'),
StackFrame(number: 5, className: 'ComponentElement', method: 'performRebuild', packageScheme: 'package', package: 'flutter', packagePath: 'src/widgets/framework.dart', line: 4303, column: 15, source: '#5 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4303:15)'),
StackFrame(number: 6, className: 'Element', method: 'rebuild', packageScheme: 'package', package: 'flutter', packagePath: 'src/widgets/framework.dart', line: 4027, column: 5, source: '#6 Element.rebuild (package:flutter/src/widgets/framework.dart:4027:5)'),
StackFrame(number: 7, className: 'ComponentElement', method: '_firstBuild', packageScheme: 'package', package: 'flutter', packagePath: 'src/widgets/framework.dart', line: 4286, column: 5, source: '#7 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:4286:5)'),
StackFrame(number: 8, className: 'StatefulElement', method: '_firstBuild', packageScheme: 'package', package: 'flutter', packagePath: 'src/widgets/framework.dart', line: 4461, column: 11, source: '#8 StatefulElement._firstBuild (package:flutter/src/widgets/framework.dart:4461:11)'),
StackFrame(number: 9, className: 'ComponentElement', method: 'mount', packageScheme: 'package', package: 'flutter', packagePath: 'src/widgets/framework.dart', line: 4281, column: 5, source: '#9 ComponentElement.mount (package:flutter/src/widgets/framework.dart:4281:5)'),
StackFrame(number: 10, className: 'Element', method: 'inflateWidget', packageScheme: 'package', package: 'flutter', packagePath: 'src/widgets/framework.dart', line: 3276, column: 14, source: '#10 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3276:14)'),
StackFrame(number: 11, className: 'Element', method: 'updateChild', packageScheme: 'package', package: 'flutter', packagePath: 'src/widgets/framework.dart', line: -1, column: -1, source: '#11 Element.updateChild (package:flutter/src/widgets/framework.dart)'),
StackFrame(number: 12, className: 'SingleChildRenderObjectElement', method: 'mount', packageScheme: 'package', package: 'flutter', packagePath: 'blah.dart', line: 999, column: 9, source: '#12 SingleChildRenderObjectElement.mount (package:flutter/blah.dart:999:9)'),
StackFrame(number: 13, className: '', method: 'main', packageScheme: 'package', package: 'hello_flutter', packagePath: 'main.dart', line: 10, column: 4, source: '#13 main (package:hello_flutter/main.dart:10:4)'),
];
const String asyncStackString = '''
#0 getSampleStack.<anonymous closure> (file:///path/to/flutter/packages/flutter/test/foundation/error_reporting_test.dart:40:57)
#1 new Future.sync (dart:async/future.dart:224:31)
#2 getSampleStack (file:///path/to/flutter/packages/flutter/test/foundation/error_reporting_test.dart:40:10)
#3 main (file:///path/to/flutter/packages/flutter/test/foundation/error_reporting_test.dart:46:40)
#4 main (package:flutter_goldens/flutter_goldens.dart:43:17)
<asynchronous suspension>
#5 main.<anonymous closure>.<anonymous closure> (file:///temp/path.whatever/listener.dart:47:18)
#6 _rootRun (dart:async/zone.dart:1126:13)
#7 _CustomZone.run (dart:async/zone.dart:1023:19)
#8 _runZoned (dart:async/zone.dart:1518:10)
#9 runZoned (dart:async/zone.dart:1465:12)
#10 Declarer.declare (package:test_api/src/backend/declarer.dart:130:22)
#11 RemoteListener.start.<anonymous closure>.<anonymous closure>.<anonymous closure> (package:test_api/src/remote_listener.dart:124:26)
<asynchronous suspension>
#12 _rootRun (dart:async/zone.dart:1126:13)
#13 _CustomZone.run (dart:async/zone.dart:1023:19)
#14 _runZoned (dart:async/zone.dart:1518:10)
#15 runZoned (dart:async/zone.dart:1502:12)
#16 RemoteListener.start.<anonymous closure>.<anonymous closure> (package:test_api/src/remote_listener.dart:70:9)
#17 _rootRun (dart:async/zone.dart:1126:13)
#18 _CustomZone.run (dart:async/zone.dart:1023:19)
#19 _runZoned (dart:async/zone.dart:1518:10)
#20 runZoned (dart:async/zone.dart:1465:12)
#21 StackTraceFormatter.asCurrent (package:test_api/src/backend/stack_trace_formatter.dart:41:31)
#22 RemoteListener.start.<anonymous closure> (package:test_api/src/remote_listener.dart:69:29)
#23 _rootRun (dart:async/zone.dart:1126:13)
#24 _CustomZone.run (dart:async/zone.dart:1023:19)
#25 _runZoned (dart:async/zone.dart:1518:10)
#26 runZoned (dart:async/zone.dart:1465:12)
#27 SuiteChannelManager.asCurrent (package:test_api/src/suite_channel_manager.dart:34:31)
#28 RemoteListener.start (package:test_api/src/remote_listener.dart:68:27)
#29 serializeSuite (file:///temp/path.whatever/listener.dart:17:25)
#30 main (file:///temp/path.whatever/listener.dart:43:36)
#31 _runMainZoned.<anonymous closure>.<anonymous closure> (dart:ui/hooks.dart:239:25)
#32 _rootRun (dart:async/zone.dart:1126:13)
#33 _CustomZone.run (dart:async/zone.dart:1023:19)
#34 _runZoned (dart:async/zone.dart:1518:10)
#35 runZoned (dart:async/zone.dart:1502:12)
#36 _runMainZoned.<anonymous closure> (dart:ui/hooks.dart:231:5)
#37 _startIsolate.<anonymous closure> (dart:isolate-patch/isolate_patch.dart:307:19)
#38 _RawReceivePortImpl._handleMessage (dart:isolate-patch/isolate_patch.dart:174:12)''';
const List<StackFrame> asyncStackFrames = <StackFrame>[
StackFrame(number: 0, className: '', method: 'getSampleStack', packageScheme: 'file', package: '<unknown>', packagePath: '/path/to/flutter/packages/flutter/test/foundation/error_reporting_test.dart', line: 40, column: 57, source: '#0 getSampleStack.<anonymous closure> (file:///path/to/flutter/packages/flutter/test/foundation/error_reporting_test.dart:40:57)'),
StackFrame(number: 1, className: 'Future', method: 'sync', packageScheme: 'dart', package: 'async', packagePath: 'future.dart', line: 224, column: 31, isConstructor: true, source: '#1 new Future.sync (dart:async/future.dart:224:31)'),
StackFrame(number: 2, className: '', method: 'getSampleStack', packageScheme: 'file', package: '<unknown>', packagePath: '/path/to/flutter/packages/flutter/test/foundation/error_reporting_test.dart', line: 40, column: 10, source: '#2 getSampleStack (file:///path/to/flutter/packages/flutter/test/foundation/error_reporting_test.dart:40:10)'),
StackFrame(number: 3, className: '', method: 'main', packageScheme: 'file', package: '<unknown>', packagePath: '/path/to/flutter/packages/flutter/foundation/error_reporting_test.dart', line: 46, column: 40, source: '#3 main (file:///path/to/flutter/packages/flutter/test/foundation/error_reporting_test.dart:46:40)'),
StackFrame(number: 4, className: '', method: 'main', packageScheme: 'package', package: 'flutter_goldens', packagePath: 'flutter_goldens.dart', line: 43, column: 17, source: '#4 main (package:flutter_goldens/flutter_goldens.dart:43:17)'),
StackFrame.asynchronousSuspension,
StackFrame(number: 5, className: '', method: 'main', packageScheme: 'file', package: '<unknown>', packagePath: '/temp/path.whatever/listener.dart', line: 47, column: 18, source: '#5 main.<anonymous closure>.<anonymous closure> (file:///temp/path.whatever/listener.dart:47:18)'),
StackFrame(number: 6, className: '', method: '_rootRun', packageScheme: 'dart', package: 'async', packagePath: 'zone.dart', line: 1126, column: 13, source: '#6 _rootRun (dart:async/zone.dart:1126:13)'),
StackFrame(number: 7, className: '_CustomZone', method: 'run', packageScheme: 'dart', package: 'async', packagePath: 'zone.dart', line: 1023, column: 19, source: '#7 _CustomZone.run (dart:async/zone.dart:1023:19)'),
StackFrame(number: 8, className: '', method: '_runZoned', packageScheme: 'dart', package: 'async', packagePath: 'zone.dart', line: 1518, column: 10, source: '#8 _runZoned (dart:async/zone.dart:1518:10)'),
StackFrame(number: 9, className: '', method: 'runZoned', packageScheme: 'dart', package: 'async', packagePath: 'zone.dart', line: 1465, column: 12, source: '#9 runZoned (dart:async/zone.dart:1465:12)'),
StackFrame(number: 10, className: 'Declarer', method: 'declare', packageScheme: 'package', package: 'test_api', packagePath: 'src/backend/declarer.dart', line: 130, column: 22, source: '#10 Declarer.declare (package:test_api/src/backend/declarer.dart:130:22)'),
StackFrame(number: 11, className: 'RemoteListener', method: 'start', packageScheme: 'package', package: 'test_api', packagePath: 'src/remote_listener.dart', line: 124, column: 26, source: '#11 RemoteListener.start.<anonymous closure>.<anonymous closure>.<anonymous closure> (package:test_api/src/remote_listener.dart:124:26)'),
StackFrame.asynchronousSuspension,
StackFrame(number: 12, className: '', method: '_rootRun', packageScheme: 'dart', package: 'async', packagePath: 'zone.dart', line: 1126, column: 13, source: '#12 _rootRun (dart:async/zone.dart:1126:13)'),
StackFrame(number: 13, className: '_CustomZone', method: 'run' , packageScheme: 'dart', package: 'async', packagePath: 'zone.dart', line: 1023, column: 19, source: '#13 _CustomZone.run (dart:async/zone.dart:1023:19)'),
StackFrame(number: 14, className: '', method: '_runZoned', packageScheme: 'dart', package: 'async', packagePath: 'zone.dart', line: 1518, column: 10, source: '#14 _runZoned (dart:async/zone.dart:1518:10)'),
StackFrame(number: 15, className: '', method: 'runZoned', packageScheme: 'dart', package: 'async', packagePath: 'zone.dart', line: 1502, column: 12, source: '#15 runZoned (dart:async/zone.dart:1502:12)'),
StackFrame(number: 16, className: 'RemoteListener', method: 'start', packageScheme: 'package', package: 'test_api', packagePath: 'src/remote_listener.dart', line: 70, column: 9, source: '#16 RemoteListener.start.<anonymous closure>.<anonymous closure> (package:test_api/src/remote_listener.dart:70:9)'),
StackFrame(number: 17, className: '', method: '_rootRun', packageScheme: 'dart', package: 'async', packagePath: 'zone.dart', line: 1126, column: 13, source: '#17 _rootRun (dart:async/zone.dart:1126:13)'),
StackFrame(number: 18, className: '_CustomZone', method: 'run', packageScheme: 'dart', package: 'async', packagePath: 'zone.dart', line: 1023, column: 19, source: '#18 _CustomZone.run (dart:async/zone.dart:1023:19)'),
StackFrame(number: 19, className: '', method: '_runZoned', packageScheme: 'dart', package: 'async', packagePath: 'zone.dart', line: 1518, column: 10, source: '#19 _runZoned (dart:async/zone.dart:1518:10)'),
StackFrame(number: 20, className: '', method: 'runZoned', packageScheme: 'dart', package: 'async', packagePath: 'zone.dart', line: 1465, column: 12, source: '#20 runZoned (dart:async/zone.dart:1465:12)'),
StackFrame(number: 21, className: 'StackTraceFormatter', method: 'asCurrent', packageScheme: 'package', package: 'test_api', packagePath: 'src/backend/stack_trace_formatter.dart', line: 41, column: 31, source: '#21 StackTraceFormatter.asCurrent (package:test_api/src/backend/stack_trace_formatter.dart:41:31)'),
StackFrame(number: 22, className: 'RemoteListener', method: 'start', packageScheme: 'package', package: 'test_api', packagePath: 'src/remote_listener.dart', line: 69, column: 29, source: '#22 RemoteListener.start.<anonymous closure> (package:test_api/src/remote_listener.dart:69:29)'),
StackFrame(number: 23, className: '', method: '_rootRun', packageScheme: 'dart', package: 'async', packagePath: 'zone.dart', line: 1126, column: 13, source: '#23 _rootRun (dart:async/zone.dart:1126:13)'),
StackFrame(number: 24, className: '_CustomZone', method: 'run', packageScheme: 'dart', package: 'async', packagePath: 'zone.dart', line: 1023, column: 19, source: '#24 _CustomZone.run (dart:async/zone.dart:1023:19)'),
StackFrame(number: 25, className: '', method: '_runZoned', packageScheme: 'dart', package: 'async', packagePath: 'zone.dart', line: 1518, column: 10, source: '#25 _runZoned (dart:async/zone.dart:1518:10)'),
StackFrame(number: 26, className: '', method: 'runZoned', packageScheme: 'dart', package: 'async', packagePath: 'zone.dart', line: 1465, column: 12, source: '#26 runZoned (dart:async/zone.dart:1465:12)'),
StackFrame(number: 27, className: 'SuiteChannelManager', method: 'asCurrent', packageScheme: 'package', package: 'test_api', packagePath: 'src/suite_channel_manager.dart', line: 34, column: 31, source: '#27 SuiteChannelManager.asCurrent (package:test_api/src/suite_channel_manager.dart:34:31)'),
StackFrame(number: 28, className: 'RemoteListener', method: 'start', packageScheme: 'package', package: 'test_api', packagePath: 'src/remote_listener.dart', line: 68, column: 27, source: '#28 RemoteListener.start (package:test_api/src/remote_listener.dart:68:27)'),
StackFrame(number: 29, className: '', method: 'serializeSuite', packageScheme: 'file', package: '<unknown>', packagePath: '/temp/path.whatever/listener.dart', line: 17, column: 25, source: '#29 serializeSuite (file:///temp/path.whatever/listener.dart:17:25)'),
StackFrame(number: 30, className: '', method: 'main', packageScheme: 'file', package: '<unknown>', packagePath: '/temp/path.whatever/listener.dart', line: 43, column: 36, source: '#30 main (file:///temp/path.whatever/listener.dart:43:36)'),
StackFrame(number: 31, className: '', method: '_runMainZoned', packageScheme: 'dart', package: 'ui', packagePath: 'hooks.dart', line:239, column: 25, source: '#31 _runMainZoned.<anonymous closure>.<anonymous closure> (dart:ui/hooks.dart:239:25)'),
StackFrame(number: 32, className: '', method: '_rootRun', packageScheme: 'dart', package: 'async', packagePath: 'zone.dart', line: 1126, column: 13, source: '#32 _rootRun (dart:async/zone.dart:1126:13)'),
StackFrame(number: 33, className: '_CustomZone', method: 'run' , packageScheme: 'dart', package: 'async', packagePath: 'zone.dart', line: 1023, column: 19, source: '#33 _CustomZone.run (dart:async/zone.dart:1023:19)'),
StackFrame(number: 34, className: '', method: '_runZoned', packageScheme: 'dart', package: 'async', packagePath: 'zone.dart', line: 1518, column: 10, source: '#34 _runZoned (dart:async/zone.dart:1518:10)'),
StackFrame(number: 35, className: '', method: 'runZoned', packageScheme: 'dart', package: 'async', packagePath: 'zone.dart', line: 1502, column: 12, source: '#35 runZoned (dart:async/zone.dart:1502:12)'),
StackFrame(number: 36, className: '', method: '_runMainZoned', packageScheme: 'dart', package: 'ui', packagePath: 'hooks.dart', line: 231, column: 5, source: '#36 _runMainZoned.<anonymous closure> (dart:ui/hooks.dart:231:5)'),
StackFrame(number: 37, className: '', method: '_startIsolate', packageScheme: 'dart', package: 'isolate-patch', packagePath: 'isolate_patch.dart', line: 307, column: 19, source: '#37 _startIsolate.<anonymous closure> (dart:isolate-patch/isolate_patch.dart:307:19)'),
StackFrame(number: 38, className: '_RawReceivePortImpl', method: '_handleMessage', packageScheme: 'dart', package: 'isolate-patch', packagePath: 'isolate_patch.dart', line: 174, column: 12, source: '#38 _RawReceivePortImpl._handleMessage (dart:isolate-patch/isolate_patch.dart:174:12)'),
];
const String stackFrameNoCols = '''
#0 blah (package:assertions/main.dart:4)
#1 main (package:assertions/main.dart:8)
#2 _runMainZoned.<anonymous closure>.<anonymous closure> (dart:ui/hooks.dart:239)
#3 _rootRun (dart:async/zone.dart:1126)
#4 _CustomZone.run (dart:async/zone.dart:1023)
#5 _runZoned (dart:async/zone.dart:1518)
#6 runZoned (dart:async/zone.dart:1502)
#7 _runMainZoned.<anonymous closure> (dart:ui/hooks.dart:231)
#8 _startIsolate.<anonymous closure> (dart:isolate-patch/isolate_patch.dart:307)
#9 _RawReceivePortImpl._handleMessage (dart:isolate-patch/isolate_patch.dart:174)''';
const List<StackFrame> stackFrameNoColsFrames = <StackFrame>[
StackFrame(number: 0, className: '', method: 'blah', packageScheme: 'package', package: 'assertions', packagePath: 'main.dart', line: 4, column: -1, source: '#0 blah (package:assertions/main.dart:4)'),
StackFrame(number: 1, className: '', method: 'main', packageScheme: 'package', package: 'assertions', packagePath: 'main.dart', line: 8, column: -1, source: '#1 main (package:assertions/main.dart:8)'),
StackFrame(number: 2, className: '', method: '_runMainZoned', packageScheme: 'dart', package: 'ui', packagePath: 'hooks.dart', line: 239, column: -1, source: '#2 _runMainZoned.<anonymous closure>.<anonymous closure> (dart:ui/hooks.dart:239)'),
StackFrame(number: 3, className: '', method: '_rootRun', packageScheme: 'dart', package: 'async', packagePath: 'zone.dart', line: 1126, column: -1, source: '#3 _rootRun (dart:async/zone.dart:1126)'),
StackFrame(number: 4, className: '_CustomZone', method: 'run', packageScheme: 'dart', package: 'async', packagePath: 'zone.dart', line: 1023, column: -1, source: '#4 _CustomZone.run (dart:async/zone.dart:1023)'),
StackFrame(number: 5, className: '', method: '_runZoned', packageScheme: 'dart', package: 'async', packagePath: 'zone.dart', line: 1518, column: -1, source: '#5 _runZoned (dart:async/zone.dart:1518)'),
StackFrame(number: 6, className: '', method: 'runZoned', packageScheme: 'dart', package: 'async', packagePath: 'zone.dart', line: 1502, column: -1, source: '#6 runZoned (dart:async/zone.dart:1502)'),
StackFrame(number: 7, className: '', method: '_runMainZoned', packageScheme: 'dart', package: 'ui', packagePath: 'hooks.dart', line: 231, column: -1, source: '#7 _runMainZoned.<anonymous closure> (dart:ui/hooks.dart:231)'),
StackFrame(number: 8, className: '', method: '_startIsolate', packageScheme: 'dart', package: 'isolate-patch', packagePath: 'isolate-patch.dart', line: 307, column: -1, source: '#8 _startIsolate.<anonymous closure> (dart:isolate-patch/isolate_patch.dart:307)'),
StackFrame(number: 9, className: '_RawReceivePortImpl', method: '_handleMessage', packageScheme: 'dart', package: 'isolate-patch', packagePath: 'isolate-patch.dart', line: 174, column: -1, source: '#9 _RawReceivePortImpl._handleMessage (dart:isolate-patch/isolate_patch.dart:174)'),
];
const String webStackTrace = r'''
package:dart-sdk/lib/_internal/js_dev_runtime/private/ddc_runtime/errors.dart 196:49 throw_
package:assertions/main.dart 4:3 blah
package:assertions/main.dart 8:5 main$
package:assertions/main_web_entrypoint.dart 9:3 main$
package:dart-sdk/lib/_internal/js_dev_runtime/patch/async_patch.dart 47:50 onValue
package:dart-sdk/lib/async/zone.dart 1381:54 runUnary
object_test.dart 210:5 performLayout
package:dart-sdk/lib/async/future_impl.dart 140:18 handleValue
package:dart-sdk/lib/async/future_impl.dart 682:44 handleValueCallback
package:dart-sdk/lib/async/future_impl.dart 711:32 _propagateToListeners
package:dart-sdk/lib/async/future_impl.dart 391:9 callback
package:dart-sdk/lib/async/schedule_microtask.dart 43:11 _microtaskLoop
package:dart-sdk/lib/async/schedule_microtask.dart 52:5 _startMicrotaskLoop
package:dart-sdk/lib/_internal/js_dev_runtime/patch/async_patch.dart 168:15 <fn>''';
const List<StackFrame> webStackTraceFrames = <StackFrame>[
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