angular-cn/modules/e2e_util/perf_util.ts

76 lines
2.7 KiB
TypeScript

/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
export {verifyNoBrowserErrors} from './e2e_util';
const nodeUuid = require('node-uuid');
import * as fs from 'fs-extra';
import {SeleniumWebDriverAdapter, Options, JsonFileReporter, Validator, RegressionSlopeValidator, ConsoleReporter, SizeValidator, MultiReporter, MultiMetric, Runner, StaticProvider} from '@angular/benchpress';
import {openBrowser} from './e2e_util';
// Note: Keep the `modules/benchmarks/README.md` file in sync with the supported options.
const globalOptions = {
sampleSize: process.env.PERF_SAMPLE_SIZE || 20,
forceGc: process.env.PERF_FORCE_GC === 'true',
dryRun: process.env.PERF_DRYRUN === 'true',
};
const runner = createBenchpressRunner();
export function runBenchmark(config: {
id: string,
url: string,
params: {name: string, value: any}[],
ignoreBrowserSynchronization?: boolean,
microMetrics?: {[key: string]: string},
work?: () => void,
prepare?: () => void,
setup?: () => void
}): Promise<any> {
openBrowser(config);
if (config.setup) {
config.setup();
}
const description: {[key: string]: any} = {};
config.params.forEach((param) => description[param.name] = param.value);
return runner.sample({
id: config.id,
execute: config.work,
prepare: config.prepare,
microMetrics: config.microMetrics,
providers: [{provide: Options.SAMPLE_DESCRIPTION, useValue: {}}]
});
}
function createBenchpressRunner(): Runner {
let runId = nodeUuid.v1();
if (process.env.GIT_SHA) {
runId = process.env.GIT_SHA + ' ' + runId;
}
const resultsFolder = './dist/benchmark_results';
fs.ensureDirSync(resultsFolder);
const providers: StaticProvider[] = [
SeleniumWebDriverAdapter.PROTRACTOR_PROVIDERS,
{provide: Options.FORCE_GC, useValue: globalOptions.forceGc},
{provide: Options.DEFAULT_DESCRIPTION, useValue: {'runId': runId}}, JsonFileReporter.PROVIDERS,
{provide: JsonFileReporter.PATH, useValue: resultsFolder}
];
if (!globalOptions.dryRun) {
providers.push({provide: Validator, useExisting: RegressionSlopeValidator});
providers.push(
{provide: RegressionSlopeValidator.SAMPLE_SIZE, useValue: globalOptions.sampleSize});
providers.push(MultiReporter.provideWith([ConsoleReporter, JsonFileReporter]));
} else {
providers.push({provide: Validator, useExisting: SizeValidator});
providers.push({provide: SizeValidator.SAMPLE_SIZE, useValue: 1});
providers.push(MultiReporter.provideWith([]));
providers.push(MultiMetric.provideWith([]));
}
return new Runner(providers);
}