import { __extends, __read, __spreadArray, __values } from "tslib"; import { Observable } from '../Observable'; import { ColdObservable } from './ColdObservable'; import { HotObservable } from './HotObservable'; import { SubscriptionLog } from './SubscriptionLog'; import { VirtualTimeScheduler, VirtualAction } from '../scheduler/VirtualTimeScheduler'; import { COMPLETE_NOTIFICATION, errorNotification, nextNotification } from '../NotificationFactories'; import { dateTimestampProvider } from '../scheduler/dateTimestampProvider'; import { performanceTimestampProvider } from '../scheduler/performanceTimestampProvider'; import { animationFrameProvider } from '../scheduler/animationFrameProvider'; import { immediateProvider } from '../scheduler/immediateProvider'; import { intervalProvider } from '../scheduler/intervalProvider'; import { timeoutProvider } from '../scheduler/timeoutProvider'; var defaultMaxFrame = 750; var TestScheduler = (function (_super) { __extends(TestScheduler, _super); function TestScheduler(assertDeepEqual) { var _this = _super.call(this, VirtualAction, defaultMaxFrame) || this; _this.assertDeepEqual = assertDeepEqual; _this.hotObservables = []; _this.coldObservables = []; _this.flushTests = []; _this.runMode = false; return _this; } TestScheduler.prototype.createTime = function (marbles) { var indexOf = this.runMode ? marbles.trim().indexOf('|') : marbles.indexOf('|'); if (indexOf === -1) { throw new Error('marble diagram for time should have a completion marker "|"'); } return indexOf * TestScheduler.frameTimeFactor; }; TestScheduler.prototype.createColdObservable = function (marbles, values, error) { if (marbles.indexOf('^') !== -1) { throw new Error('cold observable cannot have subscription offset "^"'); } if (marbles.indexOf('!') !== -1) { throw new Error('cold observable cannot have unsubscription marker "!"'); } var messages = TestScheduler.parseMarbles(marbles, values, error, undefined, this.runMode); var cold = new ColdObservable(messages, this); this.coldObservables.push(cold); return cold; }; TestScheduler.prototype.createHotObservable = function (marbles, values, error) { if (marbles.indexOf('!') !== -1) { throw new Error('hot observable cannot have unsubscription marker "!"'); } var messages = TestScheduler.parseMarbles(marbles, values, error, undefined, this.runMode); var subject = new HotObservable(messages, this); this.hotObservables.push(subject); return subject; }; TestScheduler.prototype.materializeInnerObservable = function (observable, outerFrame) { var _this = this; var messages = []; observable.subscribe({ next: function (value) { messages.push({ frame: _this.frame - outerFrame, notification: nextNotification(value) }); }, error: function (error) { messages.push({ frame: _this.frame - outerFrame, notification: errorNotification(error) }); }, complete: function () { messages.push({ frame: _this.frame - outerFrame, notification: COMPLETE_NOTIFICATION }); }, }); return messages; }; TestScheduler.prototype.expectObservable = function (observable, subscriptionMarbles) { var _this = this; if (subscriptionMarbles === void 0) { subscriptionMarbles = null; } var actual = []; var flushTest = { actual: actual, ready: false }; var subscriptionParsed = TestScheduler.parseMarblesAsSubscriptions(subscriptionMarbles, this.runMode); var subscriptionFrame = subscriptionParsed.subscribedFrame === Infinity ? 0 : subscriptionParsed.subscribedFrame; var unsubscriptionFrame = subscriptionParsed.unsubscribedFrame; var subscription; this.schedule(function () { subscription = observable.subscribe({ next: function (x) { var value = x instanceof Observable ? _this.materializeInnerObservable(x, _this.frame) : x; actual.push({ frame: _this.frame, notification: nextNotification(value) }); }, error: function (error) { actual.push({ frame: _this.frame, notification: errorNotification(error) }); }, complete: function () { actual.push({ frame: _this.frame, notification: COMPLETE_NOTIFICATION }); }, }); }, subscriptionFrame); if (unsubscriptionFrame !== Infinity) { this.schedule(function () { return subscription.unsubscribe(); }, unsubscriptionFrame); } this.flushTests.push(flushTest); var runMode = this.runMode; return { toBe: function (marbles, values, errorValue) { flushTest.ready = true; flushTest.expected = TestScheduler.parseMarbles(marbles, values, errorValue, true, runMode); }, toEqual: function (other) { flushTest.ready = true; flushTest.expected = []; _this.schedule(function () { subscription = other.subscribe({ next: function (x) { var value = x instanceof Observable ? _this.materializeInnerObservable(x, _this.frame) : x; flushTest.expected.push({ frame: _this.frame, notification: nextNotification(value) }); }, error: function (error) { flushTest.expected.push({ frame: _this.frame, notification: errorNotification(error) }); }, complete: function () { flushTest.expected.push({ frame: _this.frame, notification: COMPLETE_NOTIFICATION }); }, }); }, subscriptionFrame); }, }; }; TestScheduler.prototype.expectSubscriptions = function (actualSubscriptionLogs) { var flushTest = { actual: actualSubscriptionLogs, ready: false }; this.flushTests.push(flushTest); var runMode = this.runMode; return { toBe: function (marblesOrMarblesArray) { var marblesArray = typeof marblesOrMarblesArray === 'string' ? [marblesOrMarblesArray] : marblesOrMarblesArray; flushTest.ready = true; flushTest.expected = marblesArray .map(function (marbles) { return TestScheduler.parseMarblesAsSubscriptions(marbles, runMode); }) .filter(function (marbles) { return marbles.subscribedFrame !== Infinity; }); }, }; }; TestScheduler.prototype.flush = function () { var _this = this; var hotObservables = this.hotObservables; while (hotObservables.length > 0) { hotObservables.shift().setup(); } _super.prototype.flush.call(this); this.flushTests = this.flushTests.filter(function (test) { if (test.ready) { _this.assertDeepEqual(test.actual, test.expected); return false; } return true; }); }; TestScheduler.parseMarblesAsSubscriptions = function (marbles, runMode) { var _this = this; if (runMode === void 0) { runMode = false; } if (typeof marbles !== 'string') { return new SubscriptionLog(Infinity); } var characters = __spreadArray([], __read(marbles)); var len = characters.length; var groupStart = -1; var subscriptionFrame = Infinity; var unsubscriptionFrame = Infinity; var frame = 0; var _loop_1 = function (i) { var nextFrame = frame; var advanceFrameBy = function (count) { nextFrame += count * _this.frameTimeFactor; }; var c = characters[i]; switch (c) { case ' ': if (!runMode) { advanceFrameBy(1); } break; case '-': advanceFrameBy(1); break; case '(': groupStart = frame; advanceFrameBy(1); break; case ')': groupStart = -1; advanceFrameBy(1); break; case '^': if (subscriptionFrame !== Infinity) { throw new Error("found a second subscription point '^' in a " + 'subscription marble diagram. There can only be one.'); } subscriptionFrame = groupStart > -1 ? groupStart : frame; advanceFrameBy(1); break; case '!': if (unsubscriptionFrame !== Infinity) { throw new Error("found a second unsubscription point '!' in a " + 'subscription marble diagram. There can only be one.'); } unsubscriptionFrame = groupStart > -1 ? groupStart : frame; break; default: if (runMode && c.match(/^[0-9]$/)) { if (i === 0 || characters[i - 1] === ' ') { var buffer = characters.slice(i).join(''); var match = buffer.match(/^([0-9]+(?:\.[0-9]+)?)(ms|s|m) /); if (match) { i += match[0].length - 1; var duration = parseFloat(match[1]); var unit = match[2]; var durationInMs = void 0; switch (unit) { case 'ms': durationInMs = duration; break; case 's': durationInMs = duration * 1000; break; case 'm': durationInMs = duration * 1000 * 60; break; default: break; } advanceFrameBy(durationInMs / this_1.frameTimeFactor); break; } } } throw new Error("there can only be '^' and '!' markers in a " + "subscription marble diagram. Found instead '" + c + "'."); } frame = nextFrame; out_i_1 = i; }; var this_1 = this, out_i_1; for (var i = 0; i < len; i++) { _loop_1(i); i = out_i_1; } if (unsubscriptionFrame < 0) { return new SubscriptionLog(subscriptionFrame); } else { return new SubscriptionLog(subscriptionFrame, unsubscriptionFrame); } }; TestScheduler.parseMarbles = function (marbles, values, errorValue, materializeInnerObservables, runMode) { var _this = this; if (materializeInnerObservables === void 0) { materializeInnerObservables = false; } if (runMode === void 0) { runMode = false; } if (marbles.indexOf('!') !== -1) { throw new Error('conventional marble diagrams cannot have the ' + 'unsubscription marker "!"'); } var characters = __spreadArray([], __read(marbles)); var len = characters.length; var testMessages = []; var subIndex = runMode ? marbles.replace(/^[ ]+/, '').indexOf('^') : marbles.indexOf('^'); var frame = subIndex === -1 ? 0 : subIndex * -this.frameTimeFactor; var getValue = typeof values !== 'object' ? function (x) { return x; } : function (x) { if (materializeInnerObservables && values[x] instanceof ColdObservable) { return values[x].messages; } return values[x]; }; var groupStart = -1; var _loop_2 = function (i) { var nextFrame = frame; var advanceFrameBy = function (count) { nextFrame += count * _this.frameTimeFactor; }; var notification = void 0; var c = characters[i]; switch (c) { case ' ': if (!runMode) { advanceFrameBy(1); } break; case '-': advanceFrameBy(1); break; case '(': groupStart = frame; advanceFrameBy(1); break; case ')': groupStart = -1; advanceFrameBy(1); break; case '|': notification = COMPLETE_NOTIFICATION; advanceFrameBy(1); break; case '^': advanceFrameBy(1); break; case '#': notification = errorNotification(errorValue || 'error'); advanceFrameBy(1); break; default: if (runMode && c.match(/^[0-9]$/)) { if (i === 0 || characters[i - 1] === ' ') { var buffer = characters.slice(i).join(''); var match = buffer.match(/^([0-9]+(?:\.[0-9]+)?)(ms|s|m) /); if (match) { i += match[0].length - 1; var duration = parseFloat(match[1]); var unit = match[2]; var durationInMs = void 0; switch (unit) { case 'ms': durationInMs = duration; break; case 's': durationInMs = duration * 1000; break; case 'm': durationInMs = duration * 1000 * 60; break; default: break; } advanceFrameBy(durationInMs / this_2.frameTimeFactor); break; } } } notification = nextNotification(getValue(c)); advanceFrameBy(1); break; } if (notification) { testMessages.push({ frame: groupStart > -1 ? groupStart : frame, notification: notification }); } frame = nextFrame; out_i_2 = i; }; var this_2 = this, out_i_2; for (var i = 0; i < len; i++) { _loop_2(i); i = out_i_2; } return testMessages; }; TestScheduler.prototype.createAnimator = function () { var _this = this; if (!this.runMode) { throw new Error('animate() must only be used in run mode'); } var lastHandle = 0; var map; var delegate = { requestAnimationFrame: function (callback) { if (!map) { throw new Error('animate() was not called within run()'); } var handle = ++lastHandle; map.set(handle, callback); return handle; }, cancelAnimationFrame: function (handle) { if (!map) { throw new Error('animate() was not called within run()'); } map.delete(handle); }, }; var animate = function (marbles) { var e_1, _a; if (map) { throw new Error('animate() must not be called more than once within run()'); } if (/[|#]/.test(marbles)) { throw new Error('animate() must not complete or error'); } map = new Map(); var messages = TestScheduler.parseMarbles(marbles, undefined, undefined, undefined, true); try { for (var messages_1 = __values(messages), messages_1_1 = messages_1.next(); !messages_1_1.done; messages_1_1 = messages_1.next()) { var message = messages_1_1.value; _this.schedule(function () { var e_2, _a; var now = _this.now(); var callbacks = Array.from(map.values()); map.clear(); try { for (var callbacks_1 = (e_2 = void 0, __values(callbacks)), callbacks_1_1 = callbacks_1.next(); !callbacks_1_1.done; callbacks_1_1 = callbacks_1.next()) { var callback = callbacks_1_1.value; callback(now); } } catch (e_2_1) { e_2 = { error: e_2_1 }; } finally { try { if (callbacks_1_1 && !callbacks_1_1.done && (_a = callbacks_1.return)) _a.call(callbacks_1); } finally { if (e_2) throw e_2.error; } } }, message.frame); } } catch (e_1_1) { e_1 = { error: e_1_1 }; } finally { try { if (messages_1_1 && !messages_1_1.done && (_a = messages_1.return)) _a.call(messages_1); } finally { if (e_1) throw e_1.error; } } }; return { animate: animate, delegate: delegate }; }; TestScheduler.prototype.createDelegates = function () { var _this = this; var lastHandle = 0; var scheduleLookup = new Map(); var run = function () { var now = _this.now(); var scheduledRecords = Array.from(scheduleLookup.values()); var scheduledRecordsDue = scheduledRecords.filter(function (_a) { var due = _a.due; return due <= now; }); var dueImmediates = scheduledRecordsDue.filter(function (_a) { var type = _a.type; return type === 'immediate'; }); if (dueImmediates.length > 0) { var _a = dueImmediates[0], handle = _a.handle, handler = _a.handler; scheduleLookup.delete(handle); handler(); return; } var dueIntervals = scheduledRecordsDue.filter(function (_a) { var type = _a.type; return type === 'interval'; }); if (dueIntervals.length > 0) { var firstDueInterval = dueIntervals[0]; var duration = firstDueInterval.duration, handler = firstDueInterval.handler; firstDueInterval.due = now + duration; firstDueInterval.subscription = _this.schedule(run, duration); handler(); return; } var dueTimeouts = scheduledRecordsDue.filter(function (_a) { var type = _a.type; return type === 'timeout'; }); if (dueTimeouts.length > 0) { var _b = dueTimeouts[0], handle = _b.handle, handler = _b.handler; scheduleLookup.delete(handle); handler(); return; } throw new Error('Expected a due immediate or interval'); }; var immediate = { setImmediate: function (handler) { var handle = ++lastHandle; scheduleLookup.set(handle, { due: _this.now(), duration: 0, handle: handle, handler: handler, subscription: _this.schedule(run, 0), type: 'immediate', }); return handle; }, clearImmediate: function (handle) { var value = scheduleLookup.get(handle); if (value) { value.subscription.unsubscribe(); scheduleLookup.delete(handle); } }, }; var interval = { setInterval: function (handler, duration) { if (duration === void 0) { duration = 0; } var handle = ++lastHandle; scheduleLookup.set(handle, { due: _this.now() + duration, duration: duration, handle: handle, handler: handler, subscription: _this.schedule(run, duration), type: 'interval', }); return handle; }, clearInterval: function (handle) { var value = scheduleLookup.get(handle); if (value) { value.subscription.unsubscribe(); scheduleLookup.delete(handle); } }, }; var timeout = { setTimeout: function (handler, duration) { if (duration === void 0) { duration = 0; } var handle = ++lastHandle; scheduleLookup.set(handle, { due: _this.now() + duration, duration: duration, handle: handle, handler: handler, subscription: _this.schedule(run, duration), type: 'timeout', }); return handle; }, clearTimeout: function (handle) { var value = scheduleLookup.get(handle); if (value) { value.subscription.unsubscribe(); scheduleLookup.delete(handle); } }, }; return { immediate: immediate, interval: interval, timeout: timeout }; }; TestScheduler.prototype.run = function (callback) { var prevFrameTimeFactor = TestScheduler.frameTimeFactor; var prevMaxFrames = this.maxFrames; TestScheduler.frameTimeFactor = 1; this.maxFrames = Infinity; this.runMode = true; var animator = this.createAnimator(); var delegates = this.createDelegates(); animationFrameProvider.delegate = animator.delegate; dateTimestampProvider.delegate = this; immediateProvider.delegate = delegates.immediate; intervalProvider.delegate = delegates.interval; timeoutProvider.delegate = delegates.timeout; performanceTimestampProvider.delegate = this; var helpers = { cold: this.createColdObservable.bind(this), hot: this.createHotObservable.bind(this), flush: this.flush.bind(this), time: this.createTime.bind(this), expectObservable: this.expectObservable.bind(this), expectSubscriptions: this.expectSubscriptions.bind(this), animate: animator.animate, }; try { var ret = callback(helpers); this.flush(); return ret; } finally { TestScheduler.frameTimeFactor = prevFrameTimeFactor; this.maxFrames = prevMaxFrames; this.runMode = false; animationFrameProvider.delegate = undefined; dateTimestampProvider.delegate = undefined; immediateProvider.delegate = undefined; intervalProvider.delegate = undefined; timeoutProvider.delegate = undefined; performanceTimestampProvider.delegate = undefined; } }; TestScheduler.frameTimeFactor = 10; return TestScheduler; }(VirtualTimeScheduler)); export { TestScheduler }; //# sourceMappingURL=TestScheduler.js.map