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98120d19d3
* Add a microbenchmark that measures performance of flutter compute. This benchmark should show performance improvements when compute is switched to Isolate.exit * Fix analyzer warnings, increase warmup iterations * Fix license header
68 lines
2.6 KiB
Dart
68 lines
2.6 KiB
Dart
// Copyright 2014 The Flutter 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 'dart:io';
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import 'package:flutter_devicelab/framework/devices.dart';
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import 'package:flutter_devicelab/framework/framework.dart';
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import 'package:flutter_devicelab/framework/task_result.dart';
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import 'package:flutter_devicelab/framework/utils.dart';
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import 'package:flutter_devicelab/microbenchmarks.dart';
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import 'package:path/path.dart' as path;
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/// Creates a device lab task that runs benchmarks in
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/// `dev/benchmarks/microbenchmarks` reports results to the dashboard.
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TaskFunction createMicrobenchmarkTask() {
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return () async {
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final Device device = await devices.workingDevice;
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await device.unlock();
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Future<Map<String, double>> _runMicrobench(String benchmarkPath) async {
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Future<Map<String, double>> _run() async {
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print('Running $benchmarkPath');
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final Directory appDir = dir(
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path.join(flutterDirectory.path, 'dev/benchmarks/microbenchmarks'));
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final Process flutterProcess = await inDirectory(appDir, () async {
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final List<String> options = <String>[
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'-v',
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// --release doesn't work on iOS due to code signing issues
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'--profile',
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'--no-publish-port',
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'-d',
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device.deviceId,
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];
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options.add(benchmarkPath);
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return startFlutter(
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'run',
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options: options,
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);
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});
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return readJsonResults(flutterProcess);
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}
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return _run();
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}
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final Map<String, double> allResults = <String, double>{
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...await _runMicrobench('lib/stocks/layout_bench.dart'),
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...await _runMicrobench('lib/stocks/build_bench.dart'),
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...await _runMicrobench('lib/geometry/matrix_utils_transform_bench.dart'),
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...await _runMicrobench('lib/geometry/rrect_contains_bench.dart'),
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...await _runMicrobench('lib/gestures/velocity_tracker_bench.dart'),
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...await _runMicrobench('lib/gestures/gesture_detector_bench.dart'),
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...await _runMicrobench('lib/stocks/animation_bench.dart'),
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...await _runMicrobench('lib/language/compute_bench.dart'),
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...await _runMicrobench('lib/language/sync_star_bench.dart'),
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...await _runMicrobench('lib/language/sync_star_semantics_bench.dart'),
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...await _runMicrobench('lib/foundation/all_elements_bench.dart'),
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...await _runMicrobench('lib/foundation/change_notifier_bench.dart'),
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};
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return TaskResult.success(allResults,
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benchmarkScoreKeys: allResults.keys.toList());
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};
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}
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