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143 lines (118 loc) · 4.06 KB
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/**
* @license
* Copyright Google Inc. 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
*/
// tslint:disable:no-implicit-dependencies
import { tags, terminal } from '@angular-devkit/core';
import * as glob from 'glob';
import 'jasmine';
import { SpecReporter as JasmineSpecReporter } from 'jasmine-spec-reporter';
import { join, relative } from 'path';
const Jasmine = require('jasmine');
const projectBaseDir = join(__dirname, '../packages');
require('source-map-support').install({
hookRequire: true,
});
declare const global: {
benchmarkReporter: {};
};
interface BenchmarkResult {
count: number;
slowest: number[];
fastest: number[];
mean: number;
average: number;
base?: BenchmarkResult;
}
class BenchmarkReporter extends JasmineSpecReporter implements jasmine.CustomReporter {
private _stats: BenchmarkResult | null;
constructor() {
super({
summary: {},
});
}
reportBenchmark(stats: BenchmarkResult) {
this._stats = stats;
}
jasmineStarted(suiteInfo: jasmine.SuiteInfo): void {
super.jasmineStarted(suiteInfo);
}
suiteStarted(result: jasmine.CustomReporterResult): void {
super.suiteStarted(result);
}
specStarted(result: jasmine.CustomReporterResult): void {
super.specStarted(result);
this._stats = null;
}
specDone(result: jasmine.CustomReporterResult): void {
super.specDone(result);
if (result.status == 'passed' && this._stats) {
const stat = this._stats;
const padding = ' ';
function pad(x: string | number, p: string = padding): string {
const s = ('' + x).replace(/\B(?=(\d{3})+(?!\d))/g, ' ');
return p.substr(0, p.length - ('' + s).length) + s;
}
const count = pad(stat.count);
const fastest = stat.fastest.map(x => pad(x)).join('');
const slowest = stat.slowest.map(x => pad(x)).join('');
const mean = pad(Math.floor(stat.mean));
const average = pad(Math.floor(stat.average));
if (stat.base) {
const precision = (x: number) => {
x = Math.floor(x * 100);
return `${Math.floor(x / 100)}.${Math.floor(x / 10) % 10}${x % 10}`;
};
const multPad = ' ';
const baseFastest = stat.base.fastest.map(x => pad(x)).join('');
const baseSlowest = stat.base.slowest.map(x => pad(x)).join('');
const baseMean = pad(Math.floor(stat.base.mean));
const baseMeanMult = pad(precision(stat.mean / stat.base.mean), multPad);
const baseAverage = pad(Math.floor(stat.base.average));
const baseAverageMult = pad(precision(stat.average / stat.base.average), multPad);
console.log(terminal.colors.yellow(tags.indentBy(6)`
count: ${count}
fastest: ${fastest}
(base) ${baseFastest}
slowest: ${slowest}
(base) ${baseSlowest}
mean: ${mean} (${baseMean}) (${baseMeanMult}x)
average: ${average} (${baseAverage}) (${baseAverageMult}x)
`));
} else {
console.log(terminal.colors.yellow(tags.indentBy(6)`
count: ${count}
fastest: ${fastest}
slowest: ${slowest}
mean: ${mean}
average: ${average}
`));
}
}
}
suiteDone(result: jasmine.CustomReporterResult): void {
super.suiteDone(result);
}
jasmineDone(runDetails: jasmine.RunDetails): void {
super.jasmineDone(runDetails);
}
}
// Create a Jasmine runner and configure it.
const runner = new Jasmine({ projectBaseDir: projectBaseDir });
runner.env.clearReporters();
global.benchmarkReporter = new BenchmarkReporter();
runner.env.addReporter(global.benchmarkReporter);
// Run the tests.
const allTests =
glob.sync('packages/**/*_benchmark.ts')
.map(p => relative(projectBaseDir, p))
.filter(p => !/schematics_cli\/schematics\//.test(p));
export default function(_args: {}) {
return new Promise(resolve => {
runner.onComplete((passed: boolean) => resolve(passed ? 0 : 1));
runner.execute(allTests);
});
}