artesanias/node_modules/rxjs/internal/testing/TestScheduler.js

"use strict";
var __extends = (this && this.__extends) || (function () {
    var extendStatics = function (d, b) {
        extendStatics = Object.setPrototypeOf ||
            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
            function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
        return extendStatics(d, b);
    }
    return function (d, b) {
        extendStatics(d, b);
        function __() { this.constructor = d; }
        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
    };
})();
Object.defineProperty(exports, "__esModule", { value: true });
var Observable_1 = require("../Observable");
var Notification_1 = require("../Notification");
var ColdObservable_1 = require("./ColdObservable");
var HotObservable_1 = require("./HotObservable");
var SubscriptionLog_1 = require("./SubscriptionLog");
var VirtualTimeScheduler_1 = require("../scheduler/VirtualTimeScheduler");
var AsyncScheduler_1 = require("../scheduler/AsyncScheduler");
var defaultMaxFrame = 750;
var TestScheduler = (function (_super) {
    __extends(TestScheduler, _super);
    function TestScheduler(assertDeepEqual) {
        var _this = _super.call(this, VirtualTimeScheduler_1.VirtualAction, defaultMaxFrame) || this;
        _this.assertDeepEqual = assertDeepEqual;
        _this.hotObservables = [];
        _this.coldObservables = [];
        _this.flushTests = [];
        _this.runMode = false;
        return _this;
    }
    TestScheduler.prototype.createTime = function (marbles) {
        var 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_1.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_1.HotObservable(messages, this);
        this.hotObservables.push(subject);
        return subject;
    };
    TestScheduler.prototype.materializeInnerObservable = function (observable, outerFrame) {
        var _this = this;
        var messages = [];
        observable.subscribe(function (value) {
            messages.push({ frame: _this.frame - outerFrame, notification: Notification_1.Notification.createNext(value) });
        }, function (err) {
            messages.push({ frame: _this.frame - outerFrame, notification: Notification_1.Notification.createError(err) });
        }, function () {
            messages.push({ frame: _this.frame - outerFrame, notification: Notification_1.Notification.createComplete() });
        });
        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 === Number.POSITIVE_INFINITY ?
            0 : subscriptionParsed.subscribedFrame;
        var unsubscriptionFrame = subscriptionParsed.unsubscribedFrame;
        var subscription;
        this.schedule(function () {
            subscription = observable.subscribe(function (x) {
                var value = x;
                if (x instanceof Observable_1.Observable) {
                    value = _this.materializeInnerObservable(value, _this.frame);
                }
                actual.push({ frame: _this.frame, notification: Notification_1.Notification.createNext(value) });
            }, function (err) {
                actual.push({ frame: _this.frame, notification: Notification_1.Notification.createError(err) });
            }, function () {
                actual.push({ frame: _this.frame, notification: Notification_1.Notification.createComplete() });
            });
        }, subscriptionFrame);
        if (unsubscriptionFrame !== Number.POSITIVE_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);
            }
        };
    };
    TestScheduler.prototype.expectSubscriptions = function (actualSubscriptionLogs) {
        var flushTest = { actual: actualSubscriptionLogs, ready: false };
        this.flushTests.push(flushTest);
        var runMode = this.runMode;
        return {
            toBe: function (marbles) {
                var marblesArray = (typeof marbles === 'string') ? [marbles] : marbles;
                flushTest.ready = true;
                flushTest.expected = marblesArray.map(function (marbles) {
                    return TestScheduler.parseMarblesAsSubscriptions(marbles, runMode);
                });
            }
        };
    };
    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_1.SubscriptionLog(Number.POSITIVE_INFINITY);
        }
        var len = marbles.length;
        var groupStart = -1;
        var subscriptionFrame = Number.POSITIVE_INFINITY;
        var unsubscriptionFrame = Number.POSITIVE_INFINITY;
        var frame = 0;
        var _loop_1 = function (i) {
            var nextFrame = frame;
            var advanceFrameBy = function (count) {
                nextFrame += count * _this.frameTimeFactor;
            };
            var c = marbles[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 !== Number.POSITIVE_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 !== Number.POSITIVE_INFINITY) {
                        throw new Error('found a second subscription 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 || marbles[i - 1] === ' ') {
                            var buffer = marbles.slice(i);
                            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_1.SubscriptionLog(subscriptionFrame);
        }
        else {
            return new SubscriptionLog_1.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 len = marbles.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_1.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 = marbles[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 = Notification_1.Notification.createComplete();
                    advanceFrameBy(1);
                    break;
                case '^':
                    advanceFrameBy(1);
                    break;
                case '#':
                    notification = Notification_1.Notification.createError(errorValue || 'error');
                    advanceFrameBy(1);
                    break;
                default:
                    if (runMode && c.match(/^[0-9]$/)) {
                        if (i === 0 || marbles[i - 1] === ' ') {
                            var buffer = marbles.slice(i);
                            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 = Notification_1.Notification.createNext(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.run = function (callback) {
        var prevFrameTimeFactor = TestScheduler.frameTimeFactor;
        var prevMaxFrames = this.maxFrames;
        TestScheduler.frameTimeFactor = 1;
        this.maxFrames = Number.POSITIVE_INFINITY;
        this.runMode = true;
        AsyncScheduler_1.AsyncScheduler.delegate = this;
        var helpers = {
            cold: this.createColdObservable.bind(this),
            hot: this.createHotObservable.bind(this),
            flush: this.flush.bind(this),
            expectObservable: this.expectObservable.bind(this),
            expectSubscriptions: this.expectSubscriptions.bind(this),
        };
        try {
            var ret = callback(helpers);
            this.flush();
            return ret;
        }
        finally {
            TestScheduler.frameTimeFactor = prevFrameTimeFactor;
            this.maxFrames = prevMaxFrames;
            this.runMode = false;
            AsyncScheduler_1.AsyncScheduler.delegate = undefined;
        }
    };
    return TestScheduler;
}(VirtualTimeScheduler_1.VirtualTimeScheduler));
exports.TestScheduler = TestScheduler;
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