angular-docs-cn/modules/benchpress/src/runner.ts

101 lines
3.8 KiB
TypeScript

import {ReflectiveInjector} from '@angular/core';
import {isPresent, isBlank} from '@angular/facade';
import {PromiseWrapper} from '@angular/facade';
import {Sampler, SampleState} from './sampler';
import {ConsoleReporter} from './reporter/console_reporter';
import {MultiReporter} from './reporter/multi_reporter';
import {RegressionSlopeValidator} from './validator/regression_slope_validator';
import {SizeValidator} from './validator/size_validator';
import {Validator} from './validator';
import {PerflogMetric} from './metric/perflog_metric';
import {MultiMetric} from './metric/multi_metric';
import {ChromeDriverExtension} from './webdriver/chrome_driver_extension';
import {FirefoxDriverExtension} from './webdriver/firefox_driver_extension';
import {IOsDriverExtension} from './webdriver/ios_driver_extension';
import {WebDriverExtension} from './web_driver_extension';
import {SampleDescription} from './sample_description';
import {WebDriverAdapter} from './web_driver_adapter';
import {Reporter} from './reporter';
import {Metric} from './metric';
import {Options} from './common_options';
/**
* The Runner is the main entry point for executing a sample run.
* It provides defaults, creates the injector and calls the sampler.
*/
export class Runner {
private _defaultProviders: any[];
constructor(defaultProviders: any[] = null) {
if (isBlank(defaultProviders)) {
defaultProviders = [];
}
this._defaultProviders = defaultProviders;
}
sample({id, execute, prepare, microMetrics, providers}:
{id: string, execute?: any, prepare?: any, microMetrics?: any, providers?: any}):
Promise<SampleState> {
var sampleProviders = [
_DEFAULT_PROVIDERS,
this._defaultProviders,
{provide: Options.SAMPLE_ID, useValue: id},
{provide: Options.EXECUTE, useValue: execute}
];
if (isPresent(prepare)) {
sampleProviders.push({provide: Options.PREPARE, useValue: prepare});
}
if (isPresent(microMetrics)) {
sampleProviders.push({provide: Options.MICRO_METRICS, useValue: microMetrics});
}
if (isPresent(providers)) {
sampleProviders.push(providers);
}
var inj = ReflectiveInjector.resolveAndCreate(sampleProviders);
var adapter = inj.get(WebDriverAdapter);
return PromiseWrapper
.all([adapter.capabilities(), adapter.executeScript('return window.navigator.userAgent;')])
.then((args) => {
var capabilities = args[0];
var userAgent = args[1];
// This might still create instances twice. We are creating a new injector with all the
// providers.
// Only WebDriverAdapter is reused.
// TODO vsavkin consider changing it when toAsyncFactory is added back or when child
// injectors are handled better.
var injector = ReflectiveInjector.resolveAndCreate([
sampleProviders,
{provide: Options.CAPABILITIES, useValue: capabilities},
{provide: Options.USER_AGENT, useValue: userAgent},
{provide: WebDriverAdapter, useValue: adapter}
]);
var sampler = injector.get(Sampler);
return sampler.sample();
});
}
}
var _DEFAULT_PROVIDERS = [
Options.DEFAULT_PROVIDERS,
Sampler.PROVIDERS,
ConsoleReporter.PROVIDERS,
RegressionSlopeValidator.PROVIDERS,
SizeValidator.PROVIDERS,
ChromeDriverExtension.PROVIDERS,
FirefoxDriverExtension.PROVIDERS,
IOsDriverExtension.PROVIDERS,
PerflogMetric.PROVIDERS,
SampleDescription.PROVIDERS,
MultiReporter.createBindings([ConsoleReporter]),
MultiMetric.createBindings([PerflogMetric]),
Reporter.bindTo(MultiReporter),
Validator.bindTo(RegressionSlopeValidator),
WebDriverExtension.bindTo([ChromeDriverExtension, FirefoxDriverExtension, IOsDriverExtension]),
Metric.bindTo(MultiMetric),
];