380 lines
16 KiB
JavaScript
380 lines
16 KiB
JavaScript
'use strict';
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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var _slicedToArray = function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }();
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var _chalk;
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function _load_chalk() {
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return _chalk = _interopRequireDefault(require('chalk'));
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}
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var _jestMessageUtil;
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function _load_jestMessageUtil() {
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return _jestMessageUtil = require('jest-message-util');
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}
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var _test_result_helpers;
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function _load_test_result_helpers() {
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return _test_result_helpers = require('./test_result_helpers');
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}
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var _coverage_reporter;
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function _load_coverage_reporter() {
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return _coverage_reporter = _interopRequireDefault(require('./reporters/coverage_reporter'));
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}
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var _default_reporter;
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function _load_default_reporter() {
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return _default_reporter = _interopRequireDefault(require('./reporters/default_reporter'));
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}
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var _exit;
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function _load_exit() {
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return _exit = _interopRequireDefault(require('exit'));
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}
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var _notify_reporter;
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function _load_notify_reporter() {
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return _notify_reporter = _interopRequireDefault(require('./reporters/notify_reporter'));
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}
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var _reporter_dispatcher;
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function _load_reporter_dispatcher() {
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return _reporter_dispatcher = _interopRequireDefault(require('./reporter_dispatcher'));
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}
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var _jestSnapshot;
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function _load_jestSnapshot() {
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return _jestSnapshot = _interopRequireDefault(require('jest-snapshot'));
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}
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var _summary_reporter;
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function _load_summary_reporter() {
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return _summary_reporter = _interopRequireDefault(require('./reporters/summary_reporter'));
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}
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var _jestRunner;
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function _load_jestRunner() {
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return _jestRunner = _interopRequireDefault(require('jest-runner'));
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}
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var _test_watcher;
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function _load_test_watcher() {
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return _test_watcher = _interopRequireDefault(require('./test_watcher'));
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}
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var _verbose_reporter;
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function _load_verbose_reporter() {
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return _verbose_reporter = _interopRequireDefault(require('./reporters/verbose_reporter'));
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}
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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function _asyncToGenerator(fn) { return function () { var gen = fn.apply(this, arguments); return new Promise(function (resolve, reject) { function step(key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { return Promise.resolve(value).then(function (value) { step("next", value); }, function (err) { step("throw", err); }); } } return step("next"); }); }; } /**
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* Copyright (c) 2014-present, Facebook, Inc. All rights reserved.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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*
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*/
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const SLOW_TEST_TIME = 3000;
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// The default jest-runner is required because it is the default test runner
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// and required implicitly through the `runner` ProjectConfig option.
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(_jestRunner || _load_jestRunner()).default;
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class TestScheduler {
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constructor(globalConfig, options, context) {
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this._dispatcher = new (_reporter_dispatcher || _load_reporter_dispatcher()).default();
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this._globalConfig = globalConfig;
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this._options = options;
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this._context = context;
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this._setupReporters();
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}
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addReporter(reporter) {
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this._dispatcher.register(reporter);
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}
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removeReporter(ReporterClass) {
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this._dispatcher.unregister(ReporterClass);
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}
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scheduleTests(tests, watcher) {
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var _this = this;
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return _asyncToGenerator(function* () {
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const onStart = _this._dispatcher.onTestStart.bind(_this._dispatcher);
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const timings = [];
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const contexts = new Set();
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tests.forEach(function (test) {
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contexts.add(test.context);
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if (test.duration) {
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timings.push(test.duration);
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}
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});
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const aggregatedResults = createAggregatedResults(tests.length);
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const estimatedTime = Math.ceil(getEstimatedTime(timings, _this._globalConfig.maxWorkers) / 1000);
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// Run in band if we only have one test or one worker available.
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// If we are confident from previous runs that the tests will finish quickly
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// we also run in band to reduce the overhead of spawning workers.
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const runInBand = _this._globalConfig.maxWorkers <= 1 || tests.length <= 1 || tests.length <= 20 && timings.length > 0 && timings.every(function (timing) {
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return timing < SLOW_TEST_TIME;
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});
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const onResult = (() => {
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var _ref = _asyncToGenerator(function* (test, testResult) {
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if (watcher.isInterrupted()) {
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return Promise.resolve();
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}
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if (testResult.testResults.length === 0) {
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const message = 'Your test suite must contain at least one test.';
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return onFailure(test, {
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message,
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stack: new Error(message).stack
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});
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}
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// Throws when the context is leaked after executinga test.
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if (testResult.leaks) {
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const message = (_chalk || _load_chalk()).default.red.bold('EXPERIMENTAL FEATURE!\n') + 'Your test suite is leaking memory. Please ensure all references are cleaned.\n' + '\n' + 'There is a number of things that can leak memory:\n' + ' - Async operations that have not finished (e.g. fs.readFile).\n' + ' - Timers not properly mocked (e.g. setInterval, setTimeout).\n' + ' - Keeping references to the global scope.';
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return onFailure(test, {
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message,
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stack: new Error(message).stack
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});
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}
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(0, (_test_result_helpers || _load_test_result_helpers()).addResult)(aggregatedResults, testResult);
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yield _this._dispatcher.onTestResult(test, testResult, aggregatedResults);
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return _this._bailIfNeeded(contexts, aggregatedResults, watcher);
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});
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return function onResult(_x, _x2) {
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return _ref.apply(this, arguments);
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};
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})();
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const onFailure = (() => {
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var _ref2 = _asyncToGenerator(function* (test, error) {
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if (watcher.isInterrupted()) {
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return;
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}
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const testResult = (0, (_test_result_helpers || _load_test_result_helpers()).buildFailureTestResult)(test.path, error);
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testResult.failureMessage = (0, (_jestMessageUtil || _load_jestMessageUtil()).formatExecError)(testResult, test.context.config, _this._globalConfig, test.path);
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(0, (_test_result_helpers || _load_test_result_helpers()).addResult)(aggregatedResults, testResult);
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yield _this._dispatcher.onTestResult(test, testResult, aggregatedResults);
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});
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return function onFailure(_x3, _x4) {
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return _ref2.apply(this, arguments);
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};
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})();
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const updateSnapshotState = function () {
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contexts.forEach(function (context) {
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const status = (_jestSnapshot || _load_jestSnapshot()).default.cleanup(context.hasteFS, _this._globalConfig.updateSnapshot);
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aggregatedResults.snapshot.filesRemoved += status.filesRemoved;
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});
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const updateAll = _this._globalConfig.updateSnapshot === 'all';
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aggregatedResults.snapshot.didUpdate = updateAll;
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aggregatedResults.snapshot.failure = !!(!updateAll && (aggregatedResults.snapshot.unchecked || aggregatedResults.snapshot.unmatched || aggregatedResults.snapshot.filesRemoved));
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};
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yield _this._dispatcher.onRunStart(aggregatedResults, {
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estimatedTime,
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showStatus: !runInBand
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});
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const testRunners = Object.create(null);
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contexts.forEach(function (_ref3) {
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let config = _ref3.config;
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if (!testRunners[config.runner]) {
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// $FlowFixMe
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testRunners[config.runner] = new (require(config.runner))(_this._globalConfig);
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}
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});
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const testsByRunner = _this._partitionTests(testRunners, tests);
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if (testsByRunner) {
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try {
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for (const runner of Object.keys(testRunners)) {
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yield testRunners[runner].runTests(testsByRunner[runner], watcher, onStart, onResult, onFailure, {
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serial: runInBand
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});
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}
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} catch (error) {
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if (!watcher.isInterrupted()) {
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throw error;
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}
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}
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}
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updateSnapshotState();
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aggregatedResults.wasInterrupted = watcher.isInterrupted();
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yield _this._dispatcher.onRunComplete(contexts, aggregatedResults);
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const anyTestFailures = !(aggregatedResults.numFailedTests === 0 && aggregatedResults.numRuntimeErrorTestSuites === 0);
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const anyReporterErrors = _this._dispatcher.hasErrors();
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aggregatedResults.success = !(anyTestFailures || aggregatedResults.snapshot.failure || anyReporterErrors);
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return aggregatedResults;
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})();
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}
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_partitionTests(testRunners, tests) {
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if (Object.keys(testRunners).length > 1) {
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return tests.reduce((testRuns, test) => {
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const runner = test.context.config.runner;
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if (!testRuns[runner]) {
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testRuns[runner] = [];
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}
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testRuns[runner].push(test);
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return testRuns;
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}, Object.create(null));
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} else if (tests.length > 0 && tests[0] != null) {
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// If there is only one runner, don't partition the tests.
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return Object.assign(Object.create(null), {
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[tests[0].context.config.runner]: tests
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});
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} else {
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return null;
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}
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}
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_shouldAddDefaultReporters(reporters) {
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return !reporters || !!reporters.find(reporterConfig => reporterConfig[0] === 'default');
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}
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_setupReporters() {
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var _globalConfig = this._globalConfig;
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const collectCoverage = _globalConfig.collectCoverage,
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notify = _globalConfig.notify,
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reporters = _globalConfig.reporters;
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const isDefault = this._shouldAddDefaultReporters(reporters);
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if (isDefault) {
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this._setupDefaultReporters(collectCoverage);
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}
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if (!isDefault && collectCoverage) {
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this.addReporter(new (_coverage_reporter || _load_coverage_reporter()).default(this._globalConfig));
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}
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if (notify) {
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this.addReporter(new (_notify_reporter || _load_notify_reporter()).default(this._globalConfig, this._options.startRun, this._context));
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}
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if (reporters && Array.isArray(reporters)) {
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this._addCustomReporters(reporters);
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}
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}
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_setupDefaultReporters(collectCoverage) {
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this.addReporter(this._globalConfig.verbose ? new (_verbose_reporter || _load_verbose_reporter()).default(this._globalConfig) : new (_default_reporter || _load_default_reporter()).default(this._globalConfig));
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if (collectCoverage) {
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this.addReporter(new (_coverage_reporter || _load_coverage_reporter()).default(this._globalConfig));
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}
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this.addReporter(new (_summary_reporter || _load_summary_reporter()).default(this._globalConfig));
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}
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_addCustomReporters(reporters) {
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const customReporters = reporters.filter(reporterConfig => reporterConfig[0] !== 'default');
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customReporters.forEach((reporter, index) => {
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var _getReporterProps = this._getReporterProps(reporter);
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const options = _getReporterProps.options,
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path = _getReporterProps.path;
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try {
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// $FlowFixMe
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const Reporter = require(path);
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this.addReporter(new Reporter(this._globalConfig, options));
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} catch (error) {
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throw new Error('An error occurred while adding the reporter at path "' + path + '".' + error.message);
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}
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});
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}
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/**
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* Get properties of a reporter in an object
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* to make dealing with them less painful.
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*/
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_getReporterProps(reporter) {
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if (typeof reporter === 'string') {
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return { options: this._options, path: reporter };
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} else if (Array.isArray(reporter)) {
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var _reporter = _slicedToArray(reporter, 2);
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const path = _reporter[0],
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options = _reporter[1];
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return { options, path };
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}
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throw new Error('Reporter should be either a string or an array');
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}
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_bailIfNeeded(contexts, aggregatedResults, watcher) {
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if (this._globalConfig.bail && aggregatedResults.numFailedTests !== 0) {
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if (watcher.isWatchMode()) {
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watcher.setState({ interrupted: true });
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} else {
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const failureExit = () => (0, (_exit || _load_exit()).default)(1);
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return this._dispatcher.onRunComplete(contexts, aggregatedResults).then(failureExit).catch(failureExit);
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}
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}
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return Promise.resolve();
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}
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}
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exports.default = TestScheduler;
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const createAggregatedResults = numTotalTestSuites => {
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const result = (0, (_test_result_helpers || _load_test_result_helpers()).makeEmptyAggregatedTestResult)();
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result.numTotalTestSuites = numTotalTestSuites;
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result.startTime = Date.now();
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result.success = false;
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return result;
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};
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const getEstimatedTime = (timings, workers) => {
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if (!timings.length) {
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return 0;
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}
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const max = Math.max.apply(null, timings);
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return timings.length <= workers ? max : Math.max(timings.reduce((sum, time) => sum + time) / workers, max);
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}; |