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## Description Print actionable warnings if `flutter drive` (where most of our performance benchmarks come from) is run in debug mode and it tries to gather benchmarks using `traceAction`. ## Related Issues https://github.com/flutter/flutter/issues/30625 ## Tests I added the following tests: * drive_perf_debug_warning devicelab test
51 lines
1.5 KiB
Dart
51 lines
1.5 KiB
Dart
// Copyright 2019 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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import 'dart:async';
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import 'package:flutter_devicelab/framework/adb.dart';
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import 'package:flutter_devicelab/framework/framework.dart';
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import 'package:flutter_devicelab/framework/utils.dart';
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Future<String> _runWithMode(String mode, String deviceId) {
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return evalFlutter('drive', options: <String>[
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mode,
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'-t',
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'test_driver/scroll_perf.dart',
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'-d',
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deviceId,
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]);
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}
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Future<TaskResult> run() async {
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cd('${flutterDirectory.path}/examples/flutter_gallery');
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final Device device = await devices.workingDevice;
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await device.unlock();
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final String deviceId = device.deviceId;
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await flutter('packages', options: <String>['get']);
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const String warningPiece = 'THIS BENCHMARK IS BEING RUN IN DEBUG MODE';
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final String debugOutput = await _runWithMode('--debug', deviceId);
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if (!debugOutput.contains(warningPiece)) {
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return TaskResult.failure(
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'Could not find the following warning message piece: $warningPiece'
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);
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}
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final String profileOutput = await _runWithMode('--profile', deviceId);
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if (profileOutput.contains(warningPiece)) {
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return TaskResult.failure(
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'Unexpected warning message piece in profile mode: $warningPiece'
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);
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}
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return TaskResult.success(null);
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}
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Future<void> main() async {
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deviceOperatingSystem = DeviceOperatingSystem.android;
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await task(run);
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}
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