source: trip-planner-front/node_modules/zone.js/dist/fake-async-test.js@ 76712b2

Last change on this file since 76712b2 was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago

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[6a3a178]1'use strict';
2var __spreadArrays = (this && this.__spreadArrays) || function () {
3 for (var s = 0, i = 0, il = arguments.length; i < il; i++) s += arguments[i].length;
4 for (var r = Array(s), k = 0, i = 0; i < il; i++)
5 for (var a = arguments[i], j = 0, jl = a.length; j < jl; j++, k++)
6 r[k] = a[j];
7 return r;
8};
9/**
10 * @license Angular v12.0.0-next.0
11 * (c) 2010-2020 Google LLC. https://angular.io/
12 * License: MIT
13 */
14(function (factory) {
15 typeof define === 'function' && define.amd ? define(factory) :
16 factory();
17}((function () {
18 'use strict';
19 /**
20 * @license
21 * Copyright Google LLC All Rights Reserved.
22 *
23 * Use of this source code is governed by an MIT-style license that can be
24 * found in the LICENSE file at https://angular.io/license
25 */
26 (function (global) {
27 var OriginalDate = global.Date;
28 // Since when we compile this file to `es2015`, and if we define
29 // this `FakeDate` as `class FakeDate`, and then set `FakeDate.prototype`
30 // there will be an error which is `Cannot assign to read only property 'prototype'`
31 // so we need to use function implementation here.
32 function FakeDate() {
33 if (arguments.length === 0) {
34 var d = new OriginalDate();
35 d.setTime(FakeDate.now());
36 return d;
37 }
38 else {
39 var args = Array.prototype.slice.call(arguments);
40 return new (OriginalDate.bind.apply(OriginalDate, __spreadArrays([void 0], args)))();
41 }
42 }
43 FakeDate.now = function () {
44 var fakeAsyncTestZoneSpec = Zone.current.get('FakeAsyncTestZoneSpec');
45 if (fakeAsyncTestZoneSpec) {
46 return fakeAsyncTestZoneSpec.getFakeSystemTime();
47 }
48 return OriginalDate.now.apply(this, arguments);
49 };
50 FakeDate.UTC = OriginalDate.UTC;
51 FakeDate.parse = OriginalDate.parse;
52 // keep a reference for zone patched timer function
53 var timers = {
54 setTimeout: global.setTimeout,
55 setInterval: global.setInterval,
56 clearTimeout: global.clearTimeout,
57 clearInterval: global.clearInterval
58 };
59 var Scheduler = /** @class */ (function () {
60 function Scheduler() {
61 // Scheduler queue with the tuple of end time and callback function - sorted by end time.
62 this._schedulerQueue = [];
63 // Current simulated time in millis.
64 this._currentTickTime = 0;
65 // Current fake system base time in millis.
66 this._currentFakeBaseSystemTime = OriginalDate.now();
67 // track requeuePeriodicTimer
68 this._currentTickRequeuePeriodicEntries = [];
69 }
70 Scheduler.prototype.getCurrentTickTime = function () {
71 return this._currentTickTime;
72 };
73 Scheduler.prototype.getFakeSystemTime = function () {
74 return this._currentFakeBaseSystemTime + this._currentTickTime;
75 };
76 Scheduler.prototype.setFakeBaseSystemTime = function (fakeBaseSystemTime) {
77 this._currentFakeBaseSystemTime = fakeBaseSystemTime;
78 };
79 Scheduler.prototype.getRealSystemTime = function () {
80 return OriginalDate.now();
81 };
82 Scheduler.prototype.scheduleFunction = function (cb, delay, options) {
83 options = Object.assign({
84 args: [],
85 isPeriodic: false,
86 isRequestAnimationFrame: false,
87 id: -1,
88 isRequeuePeriodic: false
89 }, options);
90 var currentId = options.id < 0 ? Scheduler.nextId++ : options.id;
91 var endTime = this._currentTickTime + delay;
92 // Insert so that scheduler queue remains sorted by end time.
93 var newEntry = {
94 endTime: endTime,
95 id: currentId,
96 func: cb,
97 args: options.args,
98 delay: delay,
99 isPeriodic: options.isPeriodic,
100 isRequestAnimationFrame: options.isRequestAnimationFrame
101 };
102 if (options.isRequeuePeriodic) {
103 this._currentTickRequeuePeriodicEntries.push(newEntry);
104 }
105 var i = 0;
106 for (; i < this._schedulerQueue.length; i++) {
107 var currentEntry = this._schedulerQueue[i];
108 if (newEntry.endTime < currentEntry.endTime) {
109 break;
110 }
111 }
112 this._schedulerQueue.splice(i, 0, newEntry);
113 return currentId;
114 };
115 Scheduler.prototype.removeScheduledFunctionWithId = function (id) {
116 for (var i = 0; i < this._schedulerQueue.length; i++) {
117 if (this._schedulerQueue[i].id == id) {
118 this._schedulerQueue.splice(i, 1);
119 break;
120 }
121 }
122 };
123 Scheduler.prototype.removeAll = function () {
124 this._schedulerQueue = [];
125 };
126 Scheduler.prototype.getTimerCount = function () {
127 return this._schedulerQueue.length;
128 };
129 Scheduler.prototype.tickToNext = function (step, doTick, tickOptions) {
130 if (step === void 0) { step = 1; }
131 if (this._schedulerQueue.length < step) {
132 return;
133 }
134 // Find the last task currently queued in the scheduler queue and tick
135 // till that time.
136 var startTime = this._currentTickTime;
137 var targetTask = this._schedulerQueue[step - 1];
138 this.tick(targetTask.endTime - startTime, doTick, tickOptions);
139 };
140 Scheduler.prototype.tick = function (millis, doTick, tickOptions) {
141 if (millis === void 0) { millis = 0; }
142 var finalTime = this._currentTickTime + millis;
143 var lastCurrentTime = 0;
144 tickOptions = Object.assign({ processNewMacroTasksSynchronously: true }, tickOptions);
145 // we need to copy the schedulerQueue so nested timeout
146 // will not be wrongly called in the current tick
147 // https://github.com/angular/angular/issues/33799
148 var schedulerQueue = tickOptions.processNewMacroTasksSynchronously ?
149 this._schedulerQueue :
150 this._schedulerQueue.slice();
151 if (schedulerQueue.length === 0 && doTick) {
152 doTick(millis);
153 return;
154 }
155 while (schedulerQueue.length > 0) {
156 // clear requeueEntries before each loop
157 this._currentTickRequeuePeriodicEntries = [];
158 var current = schedulerQueue[0];
159 if (finalTime < current.endTime) {
160 // Done processing the queue since it's sorted by endTime.
161 break;
162 }
163 else {
164 // Time to run scheduled function. Remove it from the head of queue.
165 var current_1 = schedulerQueue.shift();
166 if (!tickOptions.processNewMacroTasksSynchronously) {
167 var idx = this._schedulerQueue.indexOf(current_1);
168 if (idx >= 0) {
169 this._schedulerQueue.splice(idx, 1);
170 }
171 }
172 lastCurrentTime = this._currentTickTime;
173 this._currentTickTime = current_1.endTime;
174 if (doTick) {
175 doTick(this._currentTickTime - lastCurrentTime);
176 }
177 var retval = current_1.func.apply(global, current_1.isRequestAnimationFrame ? [this._currentTickTime] : current_1.args);
178 if (!retval) {
179 // Uncaught exception in the current scheduled function. Stop processing the queue.
180 break;
181 }
182 // check is there any requeue periodic entry is added in
183 // current loop, if there is, we need to add to current loop
184 if (!tickOptions.processNewMacroTasksSynchronously) {
185 this._currentTickRequeuePeriodicEntries.forEach(function (newEntry) {
186 var i = 0;
187 for (; i < schedulerQueue.length; i++) {
188 var currentEntry = schedulerQueue[i];
189 if (newEntry.endTime < currentEntry.endTime) {
190 break;
191 }
192 }
193 schedulerQueue.splice(i, 0, newEntry);
194 });
195 }
196 }
197 }
198 lastCurrentTime = this._currentTickTime;
199 this._currentTickTime = finalTime;
200 if (doTick) {
201 doTick(this._currentTickTime - lastCurrentTime);
202 }
203 };
204 Scheduler.prototype.flushOnlyPendingTimers = function (doTick) {
205 if (this._schedulerQueue.length === 0) {
206 return 0;
207 }
208 // Find the last task currently queued in the scheduler queue and tick
209 // till that time.
210 var startTime = this._currentTickTime;
211 var lastTask = this._schedulerQueue[this._schedulerQueue.length - 1];
212 this.tick(lastTask.endTime - startTime, doTick, { processNewMacroTasksSynchronously: false });
213 return this._currentTickTime - startTime;
214 };
215 Scheduler.prototype.flush = function (limit, flushPeriodic, doTick) {
216 if (limit === void 0) { limit = 20; }
217 if (flushPeriodic === void 0) { flushPeriodic = false; }
218 if (flushPeriodic) {
219 return this.flushPeriodic(doTick);
220 }
221 else {
222 return this.flushNonPeriodic(limit, doTick);
223 }
224 };
225 Scheduler.prototype.flushPeriodic = function (doTick) {
226 if (this._schedulerQueue.length === 0) {
227 return 0;
228 }
229 // Find the last task currently queued in the scheduler queue and tick
230 // till that time.
231 var startTime = this._currentTickTime;
232 var lastTask = this._schedulerQueue[this._schedulerQueue.length - 1];
233 this.tick(lastTask.endTime - startTime, doTick);
234 return this._currentTickTime - startTime;
235 };
236 Scheduler.prototype.flushNonPeriodic = function (limit, doTick) {
237 var startTime = this._currentTickTime;
238 var lastCurrentTime = 0;
239 var count = 0;
240 while (this._schedulerQueue.length > 0) {
241 count++;
242 if (count > limit) {
243 throw new Error('flush failed after reaching the limit of ' + limit +
244 ' tasks. Does your code use a polling timeout?');
245 }
246 // flush only non-periodic timers.
247 // If the only remaining tasks are periodic(or requestAnimationFrame), finish flushing.
248 if (this._schedulerQueue.filter(function (task) { return !task.isPeriodic && !task.isRequestAnimationFrame; })
249 .length === 0) {
250 break;
251 }
252 var current = this._schedulerQueue.shift();
253 lastCurrentTime = this._currentTickTime;
254 this._currentTickTime = current.endTime;
255 if (doTick) {
256 // Update any secondary schedulers like Jasmine mock Date.
257 doTick(this._currentTickTime - lastCurrentTime);
258 }
259 var retval = current.func.apply(global, current.args);
260 if (!retval) {
261 // Uncaught exception in the current scheduled function. Stop processing the queue.
262 break;
263 }
264 }
265 return this._currentTickTime - startTime;
266 };
267 return Scheduler;
268 }());
269 // Next scheduler id.
270 Scheduler.nextId = 1;
271 var FakeAsyncTestZoneSpec = /** @class */ (function () {
272 function FakeAsyncTestZoneSpec(namePrefix, trackPendingRequestAnimationFrame, macroTaskOptions) {
273 if (trackPendingRequestAnimationFrame === void 0) { trackPendingRequestAnimationFrame = false; }
274 this.trackPendingRequestAnimationFrame = trackPendingRequestAnimationFrame;
275 this.macroTaskOptions = macroTaskOptions;
276 this._scheduler = new Scheduler();
277 this._microtasks = [];
278 this._lastError = null;
279 this._uncaughtPromiseErrors = Promise[Zone.__symbol__('uncaughtPromiseErrors')];
280 this.pendingPeriodicTimers = [];
281 this.pendingTimers = [];
282 this.patchDateLocked = false;
283 this.properties = { 'FakeAsyncTestZoneSpec': this };
284 this.name = 'fakeAsyncTestZone for ' + namePrefix;
285 // in case user can't access the construction of FakeAsyncTestSpec
286 // user can also define macroTaskOptions by define a global variable.
287 if (!this.macroTaskOptions) {
288 this.macroTaskOptions = global[Zone.__symbol__('FakeAsyncTestMacroTask')];
289 }
290 }
291 FakeAsyncTestZoneSpec.assertInZone = function () {
292 if (Zone.current.get('FakeAsyncTestZoneSpec') == null) {
293 throw new Error('The code should be running in the fakeAsync zone to call this function');
294 }
295 };
296 FakeAsyncTestZoneSpec.prototype._fnAndFlush = function (fn, completers) {
297 var _this = this;
298 return function () {
299 var args = [];
300 for (var _i = 0; _i < arguments.length; _i++) {
301 args[_i] = arguments[_i];
302 }
303 fn.apply(global, args);
304 if (_this._lastError === null) { // Success
305 if (completers.onSuccess != null) {
306 completers.onSuccess.apply(global);
307 }
308 // Flush microtasks only on success.
309 _this.flushMicrotasks();
310 }
311 else { // Failure
312 if (completers.onError != null) {
313 completers.onError.apply(global);
314 }
315 }
316 // Return true if there were no errors, false otherwise.
317 return _this._lastError === null;
318 };
319 };
320 FakeAsyncTestZoneSpec._removeTimer = function (timers, id) {
321 var index = timers.indexOf(id);
322 if (index > -1) {
323 timers.splice(index, 1);
324 }
325 };
326 FakeAsyncTestZoneSpec.prototype._dequeueTimer = function (id) {
327 var _this = this;
328 return function () {
329 FakeAsyncTestZoneSpec._removeTimer(_this.pendingTimers, id);
330 };
331 };
332 FakeAsyncTestZoneSpec.prototype._requeuePeriodicTimer = function (fn, interval, args, id) {
333 var _this = this;
334 return function () {
335 // Requeue the timer callback if it's not been canceled.
336 if (_this.pendingPeriodicTimers.indexOf(id) !== -1) {
337 _this._scheduler.scheduleFunction(fn, interval, { args: args, isPeriodic: true, id: id, isRequeuePeriodic: true });
338 }
339 };
340 };
341 FakeAsyncTestZoneSpec.prototype._dequeuePeriodicTimer = function (id) {
342 var _this = this;
343 return function () {
344 FakeAsyncTestZoneSpec._removeTimer(_this.pendingPeriodicTimers, id);
345 };
346 };
347 FakeAsyncTestZoneSpec.prototype._setTimeout = function (fn, delay, args, isTimer) {
348 if (isTimer === void 0) { isTimer = true; }
349 var removeTimerFn = this._dequeueTimer(Scheduler.nextId);
350 // Queue the callback and dequeue the timer on success and error.
351 var cb = this._fnAndFlush(fn, { onSuccess: removeTimerFn, onError: removeTimerFn });
352 var id = this._scheduler.scheduleFunction(cb, delay, { args: args, isRequestAnimationFrame: !isTimer });
353 if (isTimer) {
354 this.pendingTimers.push(id);
355 }
356 return id;
357 };
358 FakeAsyncTestZoneSpec.prototype._clearTimeout = function (id) {
359 FakeAsyncTestZoneSpec._removeTimer(this.pendingTimers, id);
360 this._scheduler.removeScheduledFunctionWithId(id);
361 };
362 FakeAsyncTestZoneSpec.prototype._setInterval = function (fn, interval, args) {
363 var id = Scheduler.nextId;
364 var completers = { onSuccess: null, onError: this._dequeuePeriodicTimer(id) };
365 var cb = this._fnAndFlush(fn, completers);
366 // Use the callback created above to requeue on success.
367 completers.onSuccess = this._requeuePeriodicTimer(cb, interval, args, id);
368 // Queue the callback and dequeue the periodic timer only on error.
369 this._scheduler.scheduleFunction(cb, interval, { args: args, isPeriodic: true });
370 this.pendingPeriodicTimers.push(id);
371 return id;
372 };
373 FakeAsyncTestZoneSpec.prototype._clearInterval = function (id) {
374 FakeAsyncTestZoneSpec._removeTimer(this.pendingPeriodicTimers, id);
375 this._scheduler.removeScheduledFunctionWithId(id);
376 };
377 FakeAsyncTestZoneSpec.prototype._resetLastErrorAndThrow = function () {
378 var error = this._lastError || this._uncaughtPromiseErrors[0];
379 this._uncaughtPromiseErrors.length = 0;
380 this._lastError = null;
381 throw error;
382 };
383 FakeAsyncTestZoneSpec.prototype.getCurrentTickTime = function () {
384 return this._scheduler.getCurrentTickTime();
385 };
386 FakeAsyncTestZoneSpec.prototype.getFakeSystemTime = function () {
387 return this._scheduler.getFakeSystemTime();
388 };
389 FakeAsyncTestZoneSpec.prototype.setFakeBaseSystemTime = function (realTime) {
390 this._scheduler.setFakeBaseSystemTime(realTime);
391 };
392 FakeAsyncTestZoneSpec.prototype.getRealSystemTime = function () {
393 return this._scheduler.getRealSystemTime();
394 };
395 FakeAsyncTestZoneSpec.patchDate = function () {
396 if (!!global[Zone.__symbol__('disableDatePatching')]) {
397 // we don't want to patch global Date
398 // because in some case, global Date
399 // is already being patched, we need to provide
400 // an option to let user still use their
401 // own version of Date.
402 return;
403 }
404 if (global['Date'] === FakeDate) {
405 // already patched
406 return;
407 }
408 global['Date'] = FakeDate;
409 FakeDate.prototype = OriginalDate.prototype;
410 // try check and reset timers
411 // because jasmine.clock().install() may
412 // have replaced the global timer
413 FakeAsyncTestZoneSpec.checkTimerPatch();
414 };
415 FakeAsyncTestZoneSpec.resetDate = function () {
416 if (global['Date'] === FakeDate) {
417 global['Date'] = OriginalDate;
418 }
419 };
420 FakeAsyncTestZoneSpec.checkTimerPatch = function () {
421 if (global.setTimeout !== timers.setTimeout) {
422 global.setTimeout = timers.setTimeout;
423 global.clearTimeout = timers.clearTimeout;
424 }
425 if (global.setInterval !== timers.setInterval) {
426 global.setInterval = timers.setInterval;
427 global.clearInterval = timers.clearInterval;
428 }
429 };
430 FakeAsyncTestZoneSpec.prototype.lockDatePatch = function () {
431 this.patchDateLocked = true;
432 FakeAsyncTestZoneSpec.patchDate();
433 };
434 FakeAsyncTestZoneSpec.prototype.unlockDatePatch = function () {
435 this.patchDateLocked = false;
436 FakeAsyncTestZoneSpec.resetDate();
437 };
438 FakeAsyncTestZoneSpec.prototype.tickToNext = function (steps, doTick, tickOptions) {
439 if (steps === void 0) { steps = 1; }
440 if (tickOptions === void 0) { tickOptions = { processNewMacroTasksSynchronously: true }; }
441 if (steps <= 0) {
442 return;
443 }
444 FakeAsyncTestZoneSpec.assertInZone();
445 this.flushMicrotasks();
446 this._scheduler.tickToNext(steps, doTick, tickOptions);
447 if (this._lastError !== null) {
448 this._resetLastErrorAndThrow();
449 }
450 };
451 FakeAsyncTestZoneSpec.prototype.tick = function (millis, doTick, tickOptions) {
452 if (millis === void 0) { millis = 0; }
453 if (tickOptions === void 0) { tickOptions = { processNewMacroTasksSynchronously: true }; }
454 FakeAsyncTestZoneSpec.assertInZone();
455 this.flushMicrotasks();
456 this._scheduler.tick(millis, doTick, tickOptions);
457 if (this._lastError !== null) {
458 this._resetLastErrorAndThrow();
459 }
460 };
461 FakeAsyncTestZoneSpec.prototype.flushMicrotasks = function () {
462 var _this = this;
463 FakeAsyncTestZoneSpec.assertInZone();
464 var flushErrors = function () {
465 if (_this._lastError !== null || _this._uncaughtPromiseErrors.length) {
466 // If there is an error stop processing the microtask queue and rethrow the error.
467 _this._resetLastErrorAndThrow();
468 }
469 };
470 while (this._microtasks.length > 0) {
471 var microtask = this._microtasks.shift();
472 microtask.func.apply(microtask.target, microtask.args);
473 }
474 flushErrors();
475 };
476 FakeAsyncTestZoneSpec.prototype.flush = function (limit, flushPeriodic, doTick) {
477 FakeAsyncTestZoneSpec.assertInZone();
478 this.flushMicrotasks();
479 var elapsed = this._scheduler.flush(limit, flushPeriodic, doTick);
480 if (this._lastError !== null) {
481 this._resetLastErrorAndThrow();
482 }
483 return elapsed;
484 };
485 FakeAsyncTestZoneSpec.prototype.flushOnlyPendingTimers = function (doTick) {
486 FakeAsyncTestZoneSpec.assertInZone();
487 this.flushMicrotasks();
488 var elapsed = this._scheduler.flushOnlyPendingTimers(doTick);
489 if (this._lastError !== null) {
490 this._resetLastErrorAndThrow();
491 }
492 return elapsed;
493 };
494 FakeAsyncTestZoneSpec.prototype.removeAllTimers = function () {
495 FakeAsyncTestZoneSpec.assertInZone();
496 this._scheduler.removeAll();
497 this.pendingPeriodicTimers = [];
498 this.pendingTimers = [];
499 };
500 FakeAsyncTestZoneSpec.prototype.getTimerCount = function () {
501 return this._scheduler.getTimerCount() + this._microtasks.length;
502 };
503 FakeAsyncTestZoneSpec.prototype.onScheduleTask = function (delegate, current, target, task) {
504 switch (task.type) {
505 case 'microTask':
506 var args = task.data && task.data.args;
507 // should pass additional arguments to callback if have any
508 // currently we know process.nextTick will have such additional
509 // arguments
510 var additionalArgs = void 0;
511 if (args) {
512 var callbackIndex = task.data.cbIdx;
513 if (typeof args.length === 'number' && args.length > callbackIndex + 1) {
514 additionalArgs = Array.prototype.slice.call(args, callbackIndex + 1);
515 }
516 }
517 this._microtasks.push({
518 func: task.invoke,
519 args: additionalArgs,
520 target: task.data && task.data.target
521 });
522 break;
523 case 'macroTask':
524 switch (task.source) {
525 case 'setTimeout':
526 task.data['handleId'] = this._setTimeout(task.invoke, task.data['delay'], Array.prototype.slice.call(task.data['args'], 2));
527 break;
528 case 'setImmediate':
529 task.data['handleId'] = this._setTimeout(task.invoke, 0, Array.prototype.slice.call(task.data['args'], 1));
530 break;
531 case 'setInterval':
532 task.data['handleId'] = this._setInterval(task.invoke, task.data['delay'], Array.prototype.slice.call(task.data['args'], 2));
533 break;
534 case 'XMLHttpRequest.send':
535 throw new Error('Cannot make XHRs from within a fake async test. Request URL: ' +
536 task.data['url']);
537 case 'requestAnimationFrame':
538 case 'webkitRequestAnimationFrame':
539 case 'mozRequestAnimationFrame':
540 // Simulate a requestAnimationFrame by using a setTimeout with 16 ms.
541 // (60 frames per second)
542 task.data['handleId'] = this._setTimeout(task.invoke, 16, task.data['args'], this.trackPendingRequestAnimationFrame);
543 break;
544 default:
545 // user can define which macroTask they want to support by passing
546 // macroTaskOptions
547 var macroTaskOption = this.findMacroTaskOption(task);
548 if (macroTaskOption) {
549 var args_1 = task.data && task.data['args'];
550 var delay = args_1 && args_1.length > 1 ? args_1[1] : 0;
551 var callbackArgs = macroTaskOption.callbackArgs ? macroTaskOption.callbackArgs : args_1;
552 if (!!macroTaskOption.isPeriodic) {
553 // periodic macroTask, use setInterval to simulate
554 task.data['handleId'] = this._setInterval(task.invoke, delay, callbackArgs);
555 task.data.isPeriodic = true;
556 }
557 else {
558 // not periodic, use setTimeout to simulate
559 task.data['handleId'] = this._setTimeout(task.invoke, delay, callbackArgs);
560 }
561 break;
562 }
563 throw new Error('Unknown macroTask scheduled in fake async test: ' + task.source);
564 }
565 break;
566 case 'eventTask':
567 task = delegate.scheduleTask(target, task);
568 break;
569 }
570 return task;
571 };
572 FakeAsyncTestZoneSpec.prototype.onCancelTask = function (delegate, current, target, task) {
573 switch (task.source) {
574 case 'setTimeout':
575 case 'requestAnimationFrame':
576 case 'webkitRequestAnimationFrame':
577 case 'mozRequestAnimationFrame':
578 return this._clearTimeout(task.data['handleId']);
579 case 'setInterval':
580 return this._clearInterval(task.data['handleId']);
581 default:
582 // user can define which macroTask they want to support by passing
583 // macroTaskOptions
584 var macroTaskOption = this.findMacroTaskOption(task);
585 if (macroTaskOption) {
586 var handleId = task.data['handleId'];
587 return macroTaskOption.isPeriodic ? this._clearInterval(handleId) :
588 this._clearTimeout(handleId);
589 }
590 return delegate.cancelTask(target, task);
591 }
592 };
593 FakeAsyncTestZoneSpec.prototype.onInvoke = function (delegate, current, target, callback, applyThis, applyArgs, source) {
594 try {
595 FakeAsyncTestZoneSpec.patchDate();
596 return delegate.invoke(target, callback, applyThis, applyArgs, source);
597 }
598 finally {
599 if (!this.patchDateLocked) {
600 FakeAsyncTestZoneSpec.resetDate();
601 }
602 }
603 };
604 FakeAsyncTestZoneSpec.prototype.findMacroTaskOption = function (task) {
605 if (!this.macroTaskOptions) {
606 return null;
607 }
608 for (var i = 0; i < this.macroTaskOptions.length; i++) {
609 var macroTaskOption = this.macroTaskOptions[i];
610 if (macroTaskOption.source === task.source) {
611 return macroTaskOption;
612 }
613 }
614 return null;
615 };
616 FakeAsyncTestZoneSpec.prototype.onHandleError = function (parentZoneDelegate, currentZone, targetZone, error) {
617 this._lastError = error;
618 return false; // Don't propagate error to parent zone.
619 };
620 return FakeAsyncTestZoneSpec;
621 }());
622 // Export the class so that new instances can be created with proper
623 // constructor params.
624 Zone['FakeAsyncTestZoneSpec'] = FakeAsyncTestZoneSpec;
625 })(typeof window === 'object' && window || typeof self === 'object' && self || global);
626 Zone.__load_patch('fakeasync', function (global, Zone, api) {
627 var FakeAsyncTestZoneSpec = Zone && Zone['FakeAsyncTestZoneSpec'];
628 function getProxyZoneSpec() {
629 return Zone && Zone['ProxyZoneSpec'];
630 }
631 var _fakeAsyncTestZoneSpec = null;
632 /**
633 * Clears out the shared fake async zone for a test.
634 * To be called in a global `beforeEach`.
635 *
636 * @experimental
637 */
638 function resetFakeAsyncZone() {
639 if (_fakeAsyncTestZoneSpec) {
640 _fakeAsyncTestZoneSpec.unlockDatePatch();
641 }
642 _fakeAsyncTestZoneSpec = null;
643 // in node.js testing we may not have ProxyZoneSpec in which case there is nothing to reset.
644 getProxyZoneSpec() && getProxyZoneSpec().assertPresent().resetDelegate();
645 }
646 /**
647 * Wraps a function to be executed in the fakeAsync zone:
648 * - microtasks are manually executed by calling `flushMicrotasks()`,
649 * - timers are synchronous, `tick()` simulates the asynchronous passage of time.
650 *
651 * If there are any pending timers at the end of the function, an exception will be thrown.
652 *
653 * Can be used to wrap inject() calls.
654 *
655 * ## Example
656 *
657 * {@example core/testing/ts/fake_async.ts region='basic'}
658 *
659 * @param fn
660 * @returns The function wrapped to be executed in the fakeAsync zone
661 *
662 * @experimental
663 */
664 function fakeAsync(fn) {
665 // Not using an arrow function to preserve context passed from call site
666 var fakeAsyncFn = function () {
667 var args = [];
668 for (var _i = 0; _i < arguments.length; _i++) {
669 args[_i] = arguments[_i];
670 }
671 var ProxyZoneSpec = getProxyZoneSpec();
672 if (!ProxyZoneSpec) {
673 throw new Error('ProxyZoneSpec is needed for the async() test helper but could not be found. ' +
674 'Please make sure that your environment includes zone.js/dist/proxy.js');
675 }
676 var proxyZoneSpec = ProxyZoneSpec.assertPresent();
677 if (Zone.current.get('FakeAsyncTestZoneSpec')) {
678 throw new Error('fakeAsync() calls can not be nested');
679 }
680 try {
681 // in case jasmine.clock init a fakeAsyncTestZoneSpec
682 if (!_fakeAsyncTestZoneSpec) {
683 if (proxyZoneSpec.getDelegate() instanceof FakeAsyncTestZoneSpec) {
684 throw new Error('fakeAsync() calls can not be nested');
685 }
686 _fakeAsyncTestZoneSpec = new FakeAsyncTestZoneSpec();
687 }
688 var res = void 0;
689 var lastProxyZoneSpec = proxyZoneSpec.getDelegate();
690 proxyZoneSpec.setDelegate(_fakeAsyncTestZoneSpec);
691 _fakeAsyncTestZoneSpec.lockDatePatch();
692 try {
693 res = fn.apply(this, args);
694 flushMicrotasks();
695 }
696 finally {
697 proxyZoneSpec.setDelegate(lastProxyZoneSpec);
698 }
699 if (_fakeAsyncTestZoneSpec.pendingPeriodicTimers.length > 0) {
700 throw new Error(_fakeAsyncTestZoneSpec.pendingPeriodicTimers.length + " " +
701 "periodic timer(s) still in the queue.");
702 }
703 if (_fakeAsyncTestZoneSpec.pendingTimers.length > 0) {
704 throw new Error(_fakeAsyncTestZoneSpec.pendingTimers.length + " timer(s) still in the queue.");
705 }
706 return res;
707 }
708 finally {
709 resetFakeAsyncZone();
710 }
711 };
712 fakeAsyncFn.isFakeAsync = true;
713 return fakeAsyncFn;
714 }
715 function _getFakeAsyncZoneSpec() {
716 if (_fakeAsyncTestZoneSpec == null) {
717 _fakeAsyncTestZoneSpec = Zone.current.get('FakeAsyncTestZoneSpec');
718 if (_fakeAsyncTestZoneSpec == null) {
719 throw new Error('The code should be running in the fakeAsync zone to call this function');
720 }
721 }
722 return _fakeAsyncTestZoneSpec;
723 }
724 /**
725 * Simulates the asynchronous passage of time for the timers in the fakeAsync zone.
726 *
727 * The microtasks queue is drained at the very start of this function and after any timer callback
728 * has been executed.
729 *
730 * ## Example
731 *
732 * {@example core/testing/ts/fake_async.ts region='basic'}
733 *
734 * @experimental
735 */
736 function tick(millis, ignoreNestedTimeout) {
737 if (millis === void 0) { millis = 0; }
738 if (ignoreNestedTimeout === void 0) { ignoreNestedTimeout = false; }
739 _getFakeAsyncZoneSpec().tick(millis, null, ignoreNestedTimeout);
740 }
741 /**
742 * Simulates the asynchronous passage of time for the timers in the fakeAsync zone by
743 * draining the macrotask queue until it is empty. The returned value is the milliseconds
744 * of time that would have been elapsed.
745 *
746 * @param maxTurns
747 * @returns The simulated time elapsed, in millis.
748 *
749 * @experimental
750 */
751 function flush(maxTurns) {
752 return _getFakeAsyncZoneSpec().flush(maxTurns);
753 }
754 /**
755 * Discard all remaining periodic tasks.
756 *
757 * @experimental
758 */
759 function discardPeriodicTasks() {
760 var zoneSpec = _getFakeAsyncZoneSpec();
761 var pendingTimers = zoneSpec.pendingPeriodicTimers;
762 zoneSpec.pendingPeriodicTimers.length = 0;
763 }
764 /**
765 * Flush any pending microtasks.
766 *
767 * @experimental
768 */
769 function flushMicrotasks() {
770 _getFakeAsyncZoneSpec().flushMicrotasks();
771 }
772 Zone[api.symbol('fakeAsyncTest')] =
773 { resetFakeAsyncZone: resetFakeAsyncZone, flushMicrotasks: flushMicrotasks, discardPeriodicTasks: discardPeriodicTasks, tick: tick, flush: flush, fakeAsync: fakeAsync };
774 }, true);
775})));
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