benchpress/es6/prod/src/reporter/json_file_reporter.js

Benchpress - a framework for e2e performance tests

import { DateWrapper, Json } from 'angular2/src/facade/lang';
import { PromiseWrapper } from 'angular2/src/facade/async';
import { bind, provide, OpaqueToken } from 'angular2/src/core/di';
import { Reporter } from '../reporter';
import { SampleDescription } from '../sample_description';
import { Options } from '../common_options';
/**
 * A reporter that writes results into a json file.
 */
export class JsonFileReporter extends Reporter {
    constructor(sampleDescription, path, writeFile, now) {
        super();
        this._description = sampleDescription;
        this._path = path;
        this._writeFile = writeFile;
        this._now = now;
    }
    // TODO(tbosch): use static values when our transpiler supports them
    static get PATH() { return _PATH; }
    // TODO(tbosch): use static values when our transpiler supports them
    static get BINDINGS() { return _PROVIDERS; }
    reportMeasureValues(measureValues) {
        return PromiseWrapper.resolve(null);
    }
    reportSample(completeSample, validSample) {
        var content = Json.stringify({
            'description': this._description,
            'completeSample': completeSample,
            'validSample': validSample
        });
        var filePath = `${this._path}/${this._description.id}_${DateWrapper.toMillis(this._now())}.json`;
        return this._writeFile(filePath, content);
    }
}
var _PATH = new OpaqueToken('JsonFileReporter.path');
var _PROVIDERS = [
    bind(JsonFileReporter)
        .toFactory((sampleDescription, path, writeFile, now) => new JsonFileReporter(sampleDescription, path, writeFile, now), [SampleDescription, _PATH, Options.WRITE_FILE, Options.NOW]),
    provide(_PATH, { useValue: '.' })
];