perfrunner-core
Version:
Automated UI performance test tool to measure performance changes for the web apps and sites
71 lines (70 loc) • 3.59 kB
JavaScript
;
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.profile = void 0;
const validation_1 = require("./validation/validation");
const profiler_1 = require("./profiler/profiler");
const db_1 = require("./db");
const processor_1 = require("./processor/processor");
const logger_1 = require("./logger");
/**
* Profile given URL and returns performance data
* @param {PerfRunnerOptions} options Profiling parameters
* @returns {Promise<IPerformanceResult>} performance result
*/
function profile(options, storage) {
return __awaiter(this, void 0, void 0, function* () {
(0, validation_1.validateArguments)(options);
const url = new URL(options.url);
const connectionString = (0, db_1.getConnectionString)(options.output, url, options.testName);
const db = storage !== null && storage !== void 0 ? storage : new db_1.Db(connectionString);
if (!options.reportOnly) {
const conditions = `network: ${options.network.name != undefined ? options.network.name : 'custom'}; throttling: ${options.throttlingRate}x, ${options.useCache ? `with cache` : `no cache`}`;
(0, logger_1.log)(`starting profile session for ${url.href}`);
(0, logger_1.log)(conditions);
const { executablePath, timeout, network, throttlingRate, waitFor, afterPageLoaded } = options;
const rawPerformanceResult = yield (0, profiler_1.runProfilingSession)({
args: options.chromeArgs,
executablePath: executablePath,
headless: !!options.headless,
ignoreDefaultArgs: !!options.ignoreDefaultArgs,
product: 'chrome',
timeout: timeout,
}, {
network: network,
throttlingRate: throttlingRate,
url: url,
useCache: !!options.useCache,
waitFor: waitFor,
afterPageLoaded,
}, options.runs, options.output);
(0, logger_1.log)('processing data...');
const { pageMetrics, performanceEntries } = (0, processor_1.processPerfData)(rawPerformanceResult);
const performanceResult = {
timeStamp: Date.now(),
pageMetrics,
performanceEntries,
runParams: {
useCache: options.useCache,
network: options.network,
throttlingRate: options.throttlingRate,
url: options.url,
},
comment: options.comment,
};
(0, logger_1.log)('saving data...');
yield db.write(performanceResult, options.purge);
}
const result = yield db.read();
return result;
});
}
exports.profile = profile;