// 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:async'; import 'dart:io'; import 'package:path/path.dart' as path; import '../framework/devices.dart'; import '../framework/framework.dart'; import '../framework/task_result.dart'; import '../framework/utils.dart'; import '../microbenchmarks.dart'; /// Creates a device lab task that runs benchmarks in /// `dev/benchmarks/microbenchmarks` reports results to the dashboard. TaskFunction createMicrobenchmarkTask({bool? enableImpeller}) { return () async { final Device device = await devices.workingDevice; await device.unlock(); await device.clearLogs(); Future<Map<String, double>> runMicrobench(String benchmarkPath) async { Future<Map<String, double>> run() async { print('Running $benchmarkPath'); final Directory appDir = dir( path.join(flutterDirectory.path, 'dev/benchmarks/microbenchmarks')); final Process flutterProcess = await inDirectory(appDir, () async { final List<String> options = <String>[ '-v', // --release doesn't work on iOS due to code signing issues '--profile', '--no-publish-port', if (enableImpeller != null && enableImpeller) '--enable-impeller', if (enableImpeller != null && !enableImpeller) '--no-enable-impeller', '-d', device.deviceId, ]; options.add(benchmarkPath); return startFlutter( 'run', options: options, ); }); return readJsonResults(flutterProcess); } return run(); } final Map<String, double> allResults = <String, double>{ ...await runMicrobench('lib/foundation/all_elements_bench.dart'), ...await runMicrobench('lib/foundation/change_notifier_bench.dart'), ...await runMicrobench('lib/foundation/clamp.dart'), ...await runMicrobench('lib/foundation/platform_asset_bundle.dart'), ...await runMicrobench('lib/foundation/standard_message_codec_bench.dart'), ...await runMicrobench('lib/foundation/standard_method_codec_bench.dart'), ...await runMicrobench('lib/foundation/timeline_bench.dart'), ...await runMicrobench('lib/foundation/decode_and_parse_asset_manifest.dart'), ...await runMicrobench('lib/geometry/matrix_utils_transform_bench.dart'), ...await runMicrobench('lib/geometry/rrect_contains_bench.dart'), ...await runMicrobench('lib/gestures/gesture_detector_bench.dart'), ...await runMicrobench('lib/gestures/velocity_tracker_bench.dart'), ...await runMicrobench('lib/language/compute_bench.dart'), ...await runMicrobench('lib/language/sync_star_bench.dart'), ...await runMicrobench('lib/language/sync_star_semantics_bench.dart'), ...await runMicrobench('lib/stocks/animation_bench.dart'), ...await runMicrobench('lib/stocks/build_bench_profiled.dart'), ...await runMicrobench('lib/stocks/build_bench.dart'), ...await runMicrobench('lib/stocks/layout_bench.dart'), ...await runMicrobench('lib/ui/image_bench.dart'), }; return TaskResult.success(allResults, benchmarkScoreKeys: allResults.keys.toList()); }; }