223 lines
9.9 KiB
JavaScript
223 lines
9.9 KiB
JavaScript
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"use strict";
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var __extends = (this && this.__extends) || function (d, b) {
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for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
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function __() { this.constructor = d; }
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d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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};
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var Observable_1 = require('../Observable');
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var Notification_1 = require('../Notification');
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var ColdObservable_1 = require('./ColdObservable');
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var HotObservable_1 = require('./HotObservable');
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var SubscriptionLog_1 = require('./SubscriptionLog');
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var VirtualTimeScheduler_1 = require('../scheduler/VirtualTimeScheduler');
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var defaultMaxFrame = 750;
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var TestScheduler = (function (_super) {
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__extends(TestScheduler, _super);
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function TestScheduler(assertDeepEqual) {
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_super.call(this, VirtualTimeScheduler_1.VirtualAction, defaultMaxFrame);
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this.assertDeepEqual = assertDeepEqual;
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this.hotObservables = [];
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this.coldObservables = [];
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this.flushTests = [];
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}
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TestScheduler.prototype.createTime = function (marbles) {
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var indexOf = marbles.indexOf('|');
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if (indexOf === -1) {
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throw new Error('marble diagram for time should have a completion marker "|"');
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}
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return indexOf * TestScheduler.frameTimeFactor;
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};
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TestScheduler.prototype.createColdObservable = function (marbles, values, error) {
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if (marbles.indexOf('^') !== -1) {
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throw new Error('cold observable cannot have subscription offset "^"');
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}
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if (marbles.indexOf('!') !== -1) {
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throw new Error('cold observable cannot have unsubscription marker "!"');
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}
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var messages = TestScheduler.parseMarbles(marbles, values, error);
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var cold = new ColdObservable_1.ColdObservable(messages, this);
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this.coldObservables.push(cold);
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return cold;
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};
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TestScheduler.prototype.createHotObservable = function (marbles, values, error) {
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if (marbles.indexOf('!') !== -1) {
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throw new Error('hot observable cannot have unsubscription marker "!"');
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}
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var messages = TestScheduler.parseMarbles(marbles, values, error);
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var subject = new HotObservable_1.HotObservable(messages, this);
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this.hotObservables.push(subject);
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return subject;
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};
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TestScheduler.prototype.materializeInnerObservable = function (observable, outerFrame) {
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var _this = this;
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var messages = [];
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observable.subscribe(function (value) {
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messages.push({ frame: _this.frame - outerFrame, notification: Notification_1.Notification.createNext(value) });
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}, function (err) {
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messages.push({ frame: _this.frame - outerFrame, notification: Notification_1.Notification.createError(err) });
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}, function () {
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messages.push({ frame: _this.frame - outerFrame, notification: Notification_1.Notification.createComplete() });
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});
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return messages;
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};
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TestScheduler.prototype.expectObservable = function (observable, unsubscriptionMarbles) {
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var _this = this;
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if (unsubscriptionMarbles === void 0) { unsubscriptionMarbles = null; }
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var actual = [];
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var flushTest = { actual: actual, ready: false };
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var unsubscriptionFrame = TestScheduler
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.parseMarblesAsSubscriptions(unsubscriptionMarbles).unsubscribedFrame;
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var subscription;
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this.schedule(function () {
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subscription = observable.subscribe(function (x) {
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var value = x;
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// Support Observable-of-Observables
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if (x instanceof Observable_1.Observable) {
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value = _this.materializeInnerObservable(value, _this.frame);
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}
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actual.push({ frame: _this.frame, notification: Notification_1.Notification.createNext(value) });
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}, function (err) {
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actual.push({ frame: _this.frame, notification: Notification_1.Notification.createError(err) });
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}, function () {
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actual.push({ frame: _this.frame, notification: Notification_1.Notification.createComplete() });
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});
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}, 0);
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if (unsubscriptionFrame !== Number.POSITIVE_INFINITY) {
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this.schedule(function () { return subscription.unsubscribe(); }, unsubscriptionFrame);
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}
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this.flushTests.push(flushTest);
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return {
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toBe: function (marbles, values, errorValue) {
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flushTest.ready = true;
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flushTest.expected = TestScheduler.parseMarbles(marbles, values, errorValue, true);
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}
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};
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};
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TestScheduler.prototype.expectSubscriptions = function (actualSubscriptionLogs) {
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var flushTest = { actual: actualSubscriptionLogs, ready: false };
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this.flushTests.push(flushTest);
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return {
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toBe: function (marbles) {
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var marblesArray = (typeof marbles === 'string') ? [marbles] : marbles;
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flushTest.ready = true;
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flushTest.expected = marblesArray.map(function (marbles) {
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return TestScheduler.parseMarblesAsSubscriptions(marbles);
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});
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}
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};
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};
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TestScheduler.prototype.flush = function () {
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var hotObservables = this.hotObservables;
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while (hotObservables.length > 0) {
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hotObservables.shift().setup();
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}
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_super.prototype.flush.call(this);
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var readyFlushTests = this.flushTests.filter(function (test) { return test.ready; });
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while (readyFlushTests.length > 0) {
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var test = readyFlushTests.shift();
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this.assertDeepEqual(test.actual, test.expected);
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}
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};
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TestScheduler.parseMarblesAsSubscriptions = function (marbles) {
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if (typeof marbles !== 'string') {
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return new SubscriptionLog_1.SubscriptionLog(Number.POSITIVE_INFINITY);
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}
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var len = marbles.length;
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var groupStart = -1;
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var subscriptionFrame = Number.POSITIVE_INFINITY;
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var unsubscriptionFrame = Number.POSITIVE_INFINITY;
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for (var i = 0; i < len; i++) {
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var frame = i * this.frameTimeFactor;
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var c = marbles[i];
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switch (c) {
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case '-':
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case ' ':
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break;
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case '(':
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groupStart = frame;
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break;
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case ')':
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groupStart = -1;
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break;
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case '^':
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if (subscriptionFrame !== Number.POSITIVE_INFINITY) {
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throw new Error('found a second subscription point \'^\' in a ' +
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'subscription marble diagram. There can only be one.');
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}
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subscriptionFrame = groupStart > -1 ? groupStart : frame;
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break;
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case '!':
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if (unsubscriptionFrame !== Number.POSITIVE_INFINITY) {
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throw new Error('found a second subscription point \'^\' in a ' +
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'subscription marble diagram. There can only be one.');
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}
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unsubscriptionFrame = groupStart > -1 ? groupStart : frame;
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break;
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default:
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throw new Error('there can only be \'^\' and \'!\' markers in a ' +
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'subscription marble diagram. Found instead \'' + c + '\'.');
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}
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}
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if (unsubscriptionFrame < 0) {
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return new SubscriptionLog_1.SubscriptionLog(subscriptionFrame);
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}
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else {
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return new SubscriptionLog_1.SubscriptionLog(subscriptionFrame, unsubscriptionFrame);
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}
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};
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TestScheduler.parseMarbles = function (marbles, values, errorValue, materializeInnerObservables) {
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if (materializeInnerObservables === void 0) { materializeInnerObservables = false; }
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if (marbles.indexOf('!') !== -1) {
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throw new Error('conventional marble diagrams cannot have the ' +
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'unsubscription marker "!"');
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}
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var len = marbles.length;
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var testMessages = [];
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var subIndex = marbles.indexOf('^');
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var frameOffset = subIndex === -1 ? 0 : (subIndex * -this.frameTimeFactor);
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var getValue = typeof values !== 'object' ?
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function (x) { return x; } :
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function (x) {
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// Support Observable-of-Observables
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if (materializeInnerObservables && values[x] instanceof ColdObservable_1.ColdObservable) {
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return values[x].messages;
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}
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return values[x];
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};
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var groupStart = -1;
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for (var i = 0; i < len; i++) {
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var frame = i * this.frameTimeFactor + frameOffset;
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var notification = void 0;
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var c = marbles[i];
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switch (c) {
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case '-':
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case ' ':
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break;
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case '(':
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groupStart = frame;
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break;
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case ')':
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groupStart = -1;
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break;
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case '|':
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notification = Notification_1.Notification.createComplete();
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break;
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case '^':
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break;
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case '#':
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notification = Notification_1.Notification.createError(errorValue || 'error');
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break;
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default:
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notification = Notification_1.Notification.createNext(getValue(c));
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break;
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}
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if (notification) {
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testMessages.push({ frame: groupStart > -1 ? groupStart : frame, notification: notification });
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}
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}
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return testMessages;
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};
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return TestScheduler;
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}(VirtualTimeScheduler_1.VirtualTimeScheduler));
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exports.TestScheduler = TestScheduler;
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//# sourceMappingURL=TestScheduler.js.map
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