blob: 27a47689f679787c41b37d749298a6d7c231de2f [file] [log] [blame] [edit]
// 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:developer';
import 'package:flutter/foundation.dart';
import 'package:flutter/rendering.dart';
import 'package:flutter/widgets.dart';
class TestWidget extends LeafRenderObjectWidget {
const TestWidget({
super.key,
});
@override
RenderObject createRenderObject(BuildContext context) => RenderTest();
@override
void debugFillProperties(DiagnosticPropertiesBuilder properties) {
super.debugFillProperties(properties);
// This string is searched for verbatim by dev/bots/test.dart:
properties.add(MessageProperty('test', 'TestWidget.debugFillProperties called'));
}
}
class RenderTest extends RenderBox {
@override
bool get sizedByParent => true;
@override
void performResize() {
Timeline.instantSync('RenderTest.performResize called');
size = constraints.biggest;
}
@override
void debugFillProperties(DiagnosticPropertiesBuilder properties) {
super.debugFillProperties(properties);
// This string is searched for verbatim by dev/bots/test.dart:
properties.add(MessageProperty('test', 'RenderTest.debugFillProperties called'));
}
}
Future<void> main() async {
// This section introduces strings that we can search for in dev/bots/test.dart
// as a sanity check:
if (kDebugMode) {
print('BUILT IN DEBUG MODE');
}
if (kProfileMode) {
print('BUILT IN PROFILE MODE');
}
if (kReleaseMode) {
print('BUILT IN RELEASE MODE');
}
// The point of this file is to make sure that toTimelineArguments is not
// called when we have debugProfileBuildsEnabled (et al) turned on. If that
// method is not called then the debugFillProperties methods above should also
// not get called and we should end up tree-shaking the entire Diagnostics
// logic out of the app. The dev/bots/test.dart test checks for this by
// looking for the strings in the methods above.
debugProfileBuildsEnabled = true;
debugProfileLayoutsEnabled = true;
debugProfilePaintsEnabled = true;
runApp(const TestWidget());
}