work.suroh.tk/node_modules/rx/dist/rx.core.testing.js

1188 lines
40 KiB
JavaScript

// Copyright (c) Microsoft, All rights reserved. See License.txt in the project root for license information.
;(function (factory) {
var objectTypes = {
'function': true,
'object': true
};
function checkGlobal(value) {
return (value && value.Object === Object) ? value : null;
}
var freeExports = (objectTypes[typeof exports] && exports && !exports.nodeType) ? exports : null;
var freeModule = (objectTypes[typeof module] && module && !module.nodeType) ? module : null;
var freeGlobal = checkGlobal(freeExports && freeModule && typeof global === 'object' && global);
var freeSelf = checkGlobal(objectTypes[typeof self] && self);
var freeWindow = checkGlobal(objectTypes[typeof window] && window);
var moduleExports = (freeModule && freeModule.exports === freeExports) ? freeExports : null;
var thisGlobal = checkGlobal(objectTypes[typeof this] && this);
var root = freeGlobal || ((freeWindow !== (thisGlobal && thisGlobal.window)) && freeWindow) || freeSelf || thisGlobal || Function('return this')();
// Because of build optimizers
if (typeof define === 'function' && define.amd) {
define(['./rx.core'], function (Rx, exports) {
return factory(root, exports, Rx);
});
} else if (typeof module === 'object' && module && module.exports === freeExports) {
module.exports = factory(root, module.exports, require('./rx.core'));
} else {
root.Rx = factory(root, {}, root.Rx);
}
}.call(this, function (root, exp, Rx, undefined) {
// Defaults
var Observer = Rx.Observer,
Observable = Rx.Observable,
Disposable = Rx.Disposable,
disposableEmpty = Disposable.empty,
disposableCreate = Disposable.create,
CompositeDisposable = Rx.CompositeDisposable,
SingleAssignmentDisposable = Rx.SingleAssignmentDisposable,
Scheduler = Rx.Scheduler,
ScheduledItem = Rx.internals.ScheduledItem,
SchedulePeriodicRecursive = Rx.internals.SchedulePeriodicRecursive,
PriorityQueue = Rx.internals.PriorityQueue,
inherits = Rx.internals.inherits,
notImplemented = Rx.helpers.notImplemented,
defaultComparer = Rx.helpers.defaultComparer = function (a, b) { return isEqual(a, b); };
/**
* Represents a notification to an observer.
*/
var Notification = Rx.Notification = (function () {
function Notification() {
}
Notification.prototype._accept = function (onNext, onError, onCompleted) {
throw new NotImplementedError();
};
Notification.prototype._acceptObserver = function (onNext, onError, onCompleted) {
throw new NotImplementedError();
};
/**
* Invokes the delegate corresponding to the notification or the observer's method corresponding to the notification and returns the produced result.
* @param {Function | Observer} observerOrOnNext Function to invoke for an OnNext notification or Observer to invoke the notification on..
* @param {Function} onError Function to invoke for an OnError notification.
* @param {Function} onCompleted Function to invoke for an OnCompleted notification.
* @returns {Any} Result produced by the observation.
*/
Notification.prototype.accept = function (observerOrOnNext, onError, onCompleted) {
return observerOrOnNext && typeof observerOrOnNext === 'object' ?
this._acceptObserver(observerOrOnNext) :
this._accept(observerOrOnNext, onError, onCompleted);
};
/**
* Returns an observable sequence with a single notification.
*
* @memberOf Notifications
* @param {Scheduler} [scheduler] Scheduler to send out the notification calls on.
* @returns {Observable} The observable sequence that surfaces the behavior of the notification upon subscription.
*/
Notification.prototype.toObservable = function (scheduler) {
var self = this;
isScheduler(scheduler) || (scheduler = immediateScheduler);
return new AnonymousObservable(function (o) {
return scheduler.schedule(self, function (_, notification) {
notification._acceptObserver(o);
notification.kind === 'N' && o.onCompleted();
});
});
};
return Notification;
})();
var OnNextNotification = (function (__super__) {
inherits(OnNextNotification, __super__);
function OnNextNotification(value) {
this.value = value;
this.kind = 'N';
}
OnNextNotification.prototype._accept = function (onNext) {
return onNext(this.value);
};
OnNextNotification.prototype._acceptObserver = function (o) {
return o.onNext(this.value);
};
OnNextNotification.prototype.toString = function () {
return 'OnNext(' + this.value + ')';
};
return OnNextNotification;
}(Notification));
var OnErrorNotification = (function (__super__) {
inherits(OnErrorNotification, __super__);
function OnErrorNotification(error) {
this.error = error;
this.kind = 'E';
}
OnErrorNotification.prototype._accept = function (onNext, onError) {
return onError(this.error);
};
OnErrorNotification.prototype._acceptObserver = function (o) {
return o.onError(this.error);
};
OnErrorNotification.prototype.toString = function () {
return 'OnError(' + this.error + ')';
};
return OnErrorNotification;
}(Notification));
var OnCompletedNotification = (function (__super__) {
inherits(OnCompletedNotification, __super__);
function OnCompletedNotification() {
this.kind = 'C';
}
OnCompletedNotification.prototype._accept = function (onNext, onError, onCompleted) {
return onCompleted();
};
OnCompletedNotification.prototype._acceptObserver = function (o) {
return o.onCompleted();
};
OnCompletedNotification.prototype.toString = function () {
return 'OnCompleted()';
};
return OnCompletedNotification;
}(Notification));
/**
* Creates an object that represents an OnNext notification to an observer.
* @param {Any} value The value contained in the notification.
* @returns {Notification} The OnNext notification containing the value.
*/
var notificationCreateOnNext = Notification.createOnNext = function (value) {
return new OnNextNotification(value);
};
/**
* Creates an object that represents an OnError notification to an observer.
* @param {Any} error The exception contained in the notification.
* @returns {Notification} The OnError notification containing the exception.
*/
var notificationCreateOnError = Notification.createOnError = function (error) {
return new OnErrorNotification(error);
};
/**
* Creates an object that represents an OnCompleted notification to an observer.
* @returns {Notification} The OnCompleted notification.
*/
var notificationCreateOnCompleted = Notification.createOnCompleted = function () {
return new OnCompletedNotification();
};
/** Used to determine if values are of the language type Object */
var dontEnums = ['toString',
'toLocaleString',
'valueOf',
'hasOwnProperty',
'isPrototypeOf',
'propertyIsEnumerable',
'constructor'],
dontEnumsLength = dontEnums.length;
var argsTag = '[object Arguments]',
arrayTag = '[object Array]',
boolTag = '[object Boolean]',
dateTag = '[object Date]',
errorTag = '[object Error]',
funcTag = '[object Function]',
mapTag = '[object Map]',
numberTag = '[object Number]',
objectTag = '[object Object]',
regexpTag = '[object RegExp]',
setTag = '[object Set]',
stringTag = '[object String]',
weakMapTag = '[object WeakMap]';
var arrayBufferTag = '[object ArrayBuffer]',
float32Tag = '[object Float32Array]',
float64Tag = '[object Float64Array]',
int8Tag = '[object Int8Array]',
int16Tag = '[object Int16Array]',
int32Tag = '[object Int32Array]',
uint8Tag = '[object Uint8Array]',
uint8ClampedTag = '[object Uint8ClampedArray]',
uint16Tag = '[object Uint16Array]',
uint32Tag = '[object Uint32Array]';
var typedArrayTags = {};
typedArrayTags[float32Tag] = typedArrayTags[float64Tag] =
typedArrayTags[int8Tag] = typedArrayTags[int16Tag] =
typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] =
typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] =
typedArrayTags[uint32Tag] = true;
typedArrayTags[argsTag] = typedArrayTags[arrayTag] =
typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] =
typedArrayTags[dateTag] = typedArrayTags[errorTag] =
typedArrayTags[funcTag] = typedArrayTags[mapTag] =
typedArrayTags[numberTag] = typedArrayTags[objectTag] =
typedArrayTags[regexpTag] = typedArrayTags[setTag] =
typedArrayTags[stringTag] = typedArrayTags[weakMapTag] = false;
var objectProto = Object.prototype,
hasOwnProperty = objectProto.hasOwnProperty,
objToString = objectProto.toString,
MAX_SAFE_INTEGER = Math.pow(2, 53) - 1;
var keys = Object.keys || (function() {
var hasOwnProperty = Object.prototype.hasOwnProperty,
hasDontEnumBug = !({ toString: null }).propertyIsEnumerable('toString'),
dontEnums = [
'toString',
'toLocaleString',
'valueOf',
'hasOwnProperty',
'isPrototypeOf',
'propertyIsEnumerable',
'constructor'
],
dontEnumsLength = dontEnums.length;
return function(obj) {
if (typeof obj !== 'object' && (typeof obj !== 'function' || obj === null)) {
throw new TypeError('Object.keys called on non-object');
}
var result = [], prop, i;
for (prop in obj) {
if (hasOwnProperty.call(obj, prop)) {
result.push(prop);
}
}
if (hasDontEnumBug) {
for (i = 0; i < dontEnumsLength; i++) {
if (hasOwnProperty.call(obj, dontEnums[i])) {
result.push(dontEnums[i]);
}
}
}
return result;
};
}());
function equalObjects(object, other, equalFunc, isLoose, stackA, stackB) {
var objProps = keys(object),
objLength = objProps.length,
othProps = keys(other),
othLength = othProps.length;
if (objLength !== othLength && !isLoose) {
return false;
}
var index = objLength, key;
while (index--) {
key = objProps[index];
if (!(isLoose ? key in other : hasOwnProperty.call(other, key))) {
return false;
}
}
var skipCtor = isLoose;
while (++index < objLength) {
key = objProps[index];
var objValue = object[key],
othValue = other[key],
result;
if (!(result === undefined ? equalFunc(objValue, othValue, isLoose, stackA, stackB) : result)) {
return false;
}
skipCtor || (skipCtor = key === 'constructor');
}
if (!skipCtor) {
var objCtor = object.constructor,
othCtor = other.constructor;
if (objCtor !== othCtor &&
('constructor' in object && 'constructor' in other) &&
!(typeof objCtor === 'function' && objCtor instanceof objCtor &&
typeof othCtor === 'function' && othCtor instanceof othCtor)) {
return false;
}
}
return true;
}
function equalByTag(object, other, tag) {
switch (tag) {
case boolTag:
case dateTag:
return +object === +other;
case errorTag:
return object.name === other.name && object.message === other.message;
case numberTag:
return (object !== +object) ?
other !== +other :
object === +other;
case regexpTag:
case stringTag:
return object === (other + '');
}
return false;
}
var isObject = Rx.internals.isObject = function(value) {
var type = typeof value;
return !!value && (type === 'object' || type === 'function');
};
function isObjectLike(value) {
return !!value && typeof value === 'object';
}
function isLength(value) {
return typeof value === 'number' && value > -1 && value % 1 === 0 && value <= MAX_SAFE_INTEGER;
}
var isHostObject = (function() {
try {
Object({ 'toString': 0 } + '');
} catch(e) {
return function() { return false; };
}
return function(value) {
return typeof value.toString !== 'function' && typeof (value + '') === 'string';
};
}());
function isTypedArray(value) {
return isObjectLike(value) && isLength(value.length) && !!typedArrayTags[objToString.call(value)];
}
var isArray = Array.isArray || function(value) {
return isObjectLike(value) && isLength(value.length) && objToString.call(value) === arrayTag;
};
function arraySome (array, predicate) {
var index = -1,
length = array.length;
while (++index < length) {
if (predicate(array[index], index, array)) {
return true;
}
}
return false;
}
function equalArrays(array, other, equalFunc, isLoose, stackA, stackB) {
var index = -1,
arrLength = array.length,
othLength = other.length;
if (arrLength !== othLength && !(isLoose && othLength > arrLength)) {
return false;
}
// Ignore non-index properties.
while (++index < arrLength) {
var arrValue = array[index],
othValue = other[index],
result;
if (result !== undefined) {
if (result) {
continue;
}
return false;
}
// Recursively compare arrays (susceptible to call stack limits).
if (isLoose) {
if (!arraySome(other, function(othValue) {
return arrValue === othValue || equalFunc(arrValue, othValue, isLoose, stackA, stackB);
})) {
return false;
}
} else if (!(arrValue === othValue || equalFunc(arrValue, othValue, isLoose, stackA, stackB))) {
return false;
}
}
return true;
}
function baseIsEqualDeep(object, other, equalFunc, isLoose, stackA, stackB) {
var objIsArr = isArray(object),
othIsArr = isArray(other),
objTag = arrayTag,
othTag = arrayTag;
if (!objIsArr) {
objTag = objToString.call(object);
if (objTag === argsTag) {
objTag = objectTag;
} else if (objTag !== objectTag) {
objIsArr = isTypedArray(object);
}
}
if (!othIsArr) {
othTag = objToString.call(other);
if (othTag === argsTag) {
othTag = objectTag;
}
}
var objIsObj = objTag === objectTag && !isHostObject(object),
othIsObj = othTag === objectTag && !isHostObject(other),
isSameTag = objTag === othTag;
if (isSameTag && !(objIsArr || objIsObj)) {
return equalByTag(object, other, objTag);
}
if (!isLoose) {
var objIsWrapped = objIsObj && hasOwnProperty.call(object, '__wrapped__'),
othIsWrapped = othIsObj && hasOwnProperty.call(other, '__wrapped__');
if (objIsWrapped || othIsWrapped) {
return equalFunc(objIsWrapped ? object.value() : object, othIsWrapped ? other.value() : other, isLoose, stackA, stackB);
}
}
if (!isSameTag) {
return false;
}
// Assume cyclic values are equal.
// For more information on detecting circular references see https://es5.github.io/#JO.
stackA || (stackA = []);
stackB || (stackB = []);
var length = stackA.length;
while (length--) {
if (stackA[length] === object) {
return stackB[length] === other;
}
}
// Add `object` and `other` to the stack of traversed objects.
stackA.push(object);
stackB.push(other);
var result = (objIsArr ? equalArrays : equalObjects)(object, other, equalFunc, isLoose, stackA, stackB);
stackA.pop();
stackB.pop();
return result;
}
function baseIsEqual(value, other, isLoose, stackA, stackB) {
if (value === other) {
return true;
}
if (value == null || other == null || (!isObject(value) && !isObjectLike(other))) {
return value !== value && other !== other;
}
return baseIsEqualDeep(value, other, baseIsEqual, isLoose, stackA, stackB);
}
var isEqual = Rx.internals.isEqual = function (value, other) {
return baseIsEqual(value, other);
};
var SchedulePeriodicRecursive = Rx.internals.SchedulePeriodicRecursive = (function () {
function createTick(self) {
return function tick(command, recurse) {
recurse(0, self._period);
var state = tryCatch(self._action)(self._state);
if (state === errorObj) {
self._cancel.dispose();
thrower(state.e);
}
self._state = state;
};
}
function SchedulePeriodicRecursive(scheduler, state, period, action) {
this._scheduler = scheduler;
this._state = state;
this._period = period;
this._action = action;
}
SchedulePeriodicRecursive.prototype.start = function () {
var d = new SingleAssignmentDisposable();
this._cancel = d;
d.setDisposable(this._scheduler.scheduleRecursiveFuture(0, this._period, createTick(this)));
return d;
};
return SchedulePeriodicRecursive;
}());
/** Provides a set of extension methods for virtual time scheduling. */
var VirtualTimeScheduler = Rx.VirtualTimeScheduler = (function (__super__) {
inherits(VirtualTimeScheduler, __super__);
/**
* Creates a new virtual time scheduler with the specified initial clock value and absolute time comparer.
*
* @constructor
* @param {Number} initialClock Initial value for the clock.
* @param {Function} comparer Comparer to determine causality of events based on absolute time.
*/
function VirtualTimeScheduler(initialClock, comparer) {
this.clock = initialClock;
this.comparer = comparer;
this.isEnabled = false;
this.queue = new PriorityQueue(1024);
__super__.call(this);
}
var VirtualTimeSchedulerPrototype = VirtualTimeScheduler.prototype;
VirtualTimeSchedulerPrototype.now = function () {
return this.toAbsoluteTime(this.clock);
};
VirtualTimeSchedulerPrototype.schedule = function (state, action) {
return this.scheduleAbsolute(state, this.clock, action);
};
VirtualTimeSchedulerPrototype.scheduleFuture = function (state, dueTime, action) {
var dt = dueTime instanceof Date ?
this.toRelativeTime(dueTime - this.now()) :
this.toRelativeTime(dueTime);
return this.scheduleRelative(state, dt, action);
};
/**
* Adds a relative time value to an absolute time value.
* @param {Number} absolute Absolute virtual time value.
* @param {Number} relative Relative virtual time value to add.
* @return {Number} Resulting absolute virtual time sum value.
*/
VirtualTimeSchedulerPrototype.add = notImplemented;
/**
* Converts an absolute time to a number
* @param {Any} The absolute time.
* @returns {Number} The absolute time in ms
*/
VirtualTimeSchedulerPrototype.toAbsoluteTime = notImplemented;
/**
* Converts the TimeSpan value to a relative virtual time value.
* @param {Number} timeSpan TimeSpan value to convert.
* @return {Number} Corresponding relative virtual time value.
*/
VirtualTimeSchedulerPrototype.toRelativeTime = notImplemented;
/**
* Schedules a periodic piece of work by dynamically discovering the scheduler's capabilities. The periodic task will be emulated using recursive scheduling.
* @param {Mixed} state Initial state passed to the action upon the first iteration.
* @param {Number} period Period for running the work periodically.
* @param {Function} action Action to be executed, potentially updating the state.
* @returns {Disposable} The disposable object used to cancel the scheduled recurring action (best effort).
*/
VirtualTimeSchedulerPrototype.schedulePeriodic = function (state, period, action) {
var s = new SchedulePeriodicRecursive(this, state, period, action);
return s.start();
};
/**
* Schedules an action to be executed after dueTime.
* @param {Mixed} state State passed to the action to be executed.
* @param {Number} dueTime Relative time after which to execute the action.
* @param {Function} action Action to be executed.
* @returns {Disposable} The disposable object used to cancel the scheduled action (best effort).
*/
VirtualTimeSchedulerPrototype.scheduleRelative = function (state, dueTime, action) {
var runAt = this.add(this.clock, dueTime);
return this.scheduleAbsolute(state, runAt, action);
};
/**
* Starts the virtual time scheduler.
*/
VirtualTimeSchedulerPrototype.start = function () {
if (!this.isEnabled) {
this.isEnabled = true;
do {
var next = this.getNext();
if (next !== null) {
this.comparer(next.dueTime, this.clock) > 0 && (this.clock = next.dueTime);
next.invoke();
} else {
this.isEnabled = false;
}
} while (this.isEnabled);
}
};
/**
* Stops the virtual time scheduler.
*/
VirtualTimeSchedulerPrototype.stop = function () {
this.isEnabled = false;
};
/**
* Advances the scheduler's clock to the specified time, running all work till that point.
* @param {Number} time Absolute time to advance the scheduler's clock to.
*/
VirtualTimeSchedulerPrototype.advanceTo = function (time) {
var dueToClock = this.comparer(this.clock, time);
if (this.comparer(this.clock, time) > 0) { throw new ArgumentOutOfRangeError(); }
if (dueToClock === 0) { return; }
if (!this.isEnabled) {
this.isEnabled = true;
do {
var next = this.getNext();
if (next !== null && this.comparer(next.dueTime, time) <= 0) {
this.comparer(next.dueTime, this.clock) > 0 && (this.clock = next.dueTime);
next.invoke();
} else {
this.isEnabled = false;
}
} while (this.isEnabled);
this.clock = time;
}
};
/**
* Advances the scheduler's clock by the specified relative time, running all work scheduled for that timespan.
* @param {Number} time Relative time to advance the scheduler's clock by.
*/
VirtualTimeSchedulerPrototype.advanceBy = function (time) {
var dt = this.add(this.clock, time),
dueToClock = this.comparer(this.clock, dt);
if (dueToClock > 0) { throw new ArgumentOutOfRangeError(); }
if (dueToClock === 0) { return; }
this.advanceTo(dt);
};
/**
* Advances the scheduler's clock by the specified relative time.
* @param {Number} time Relative time to advance the scheduler's clock by.
*/
VirtualTimeSchedulerPrototype.sleep = function (time) {
var dt = this.add(this.clock, time);
if (this.comparer(this.clock, dt) >= 0) { throw new ArgumentOutOfRangeError(); }
this.clock = dt;
};
/**
* Gets the next scheduled item to be executed.
* @returns {ScheduledItem} The next scheduled item.
*/
VirtualTimeSchedulerPrototype.getNext = function () {
while (this.queue.length > 0) {
var next = this.queue.peek();
if (next.isCancelled()) {
this.queue.dequeue();
} else {
return next;
}
}
return null;
};
/**
* Schedules an action to be executed at dueTime.
* @param {Mixed} state State passed to the action to be executed.
* @param {Number} dueTime Absolute time at which to execute the action.
* @param {Function} action Action to be executed.
* @returns {Disposable} The disposable object used to cancel the scheduled action (best effort).
*/
VirtualTimeSchedulerPrototype.scheduleAbsolute = function (state, dueTime, action) {
var self = this;
function run(scheduler, state1) {
self.queue.remove(si);
return action(scheduler, state1);
}
var si = new ScheduledItem(this, state, run, dueTime, this.comparer);
this.queue.enqueue(si);
return si.disposable;
};
return VirtualTimeScheduler;
}(Scheduler));
function OnNextPredicate(predicate) {
this.predicate = predicate;
}
OnNextPredicate.prototype.equals = function (other) {
if (other === this) { return true; }
if (other == null) { return false; }
if (other.kind !== 'N') { return false; }
return this.predicate(other.value);
};
function OnErrorPredicate(predicate) {
this.predicate = predicate;
}
OnErrorPredicate.prototype.equals = function (other) {
if (other === this) { return true; }
if (other == null) { return false; }
if (other.kind !== 'E') { return false; }
return this.predicate(other.error);
};
var ReactiveTest = Rx.ReactiveTest = {
/** Default virtual time used for creation of observable sequences in unit tests. */
created: 100,
/** Default virtual time used to subscribe to observable sequences in unit tests. */
subscribed: 200,
/** Default virtual time used to dispose subscriptions in unit tests. */
disposed: 1000,
/**
* Factory method for an OnNext notification record at a given time with a given value or a predicate function.
*
* 1 - ReactiveTest.onNext(200, 42);
* 2 - ReactiveTest.onNext(200, function (x) { return x.length == 2; });
*
* @param ticks Recorded virtual time the OnNext notification occurs.
* @param value Recorded value stored in the OnNext notification or a predicate.
* @return Recorded OnNext notification.
*/
onNext: function (ticks, value) {
return typeof value === 'function' ?
new Recorded(ticks, new OnNextPredicate(value)) :
new Recorded(ticks, Notification.createOnNext(value));
},
/**
* Factory method for an OnError notification record at a given time with a given error.
*
* 1 - ReactiveTest.onNext(200, new Error('error'));
* 2 - ReactiveTest.onNext(200, function (e) { return e.message === 'error'; });
*
* @param ticks Recorded virtual time the OnError notification occurs.
* @param exception Recorded exception stored in the OnError notification.
* @return Recorded OnError notification.
*/
onError: function (ticks, error) {
return typeof error === 'function' ?
new Recorded(ticks, new OnErrorPredicate(error)) :
new Recorded(ticks, Notification.createOnError(error));
},
/**
* Factory method for an OnCompleted notification record at a given time.
*
* @param ticks Recorded virtual time the OnCompleted notification occurs.
* @return Recorded OnCompleted notification.
*/
onCompleted: function (ticks) {
return new Recorded(ticks, Notification.createOnCompleted());
},
/**
* Factory method for a subscription record based on a given subscription and disposal time.
*
* @param start Virtual time indicating when the subscription was created.
* @param end Virtual time indicating when the subscription was disposed.
* @return Subscription object.
*/
subscribe: function (start, end) {
return new Subscription(start, end);
}
};
/**
* Creates a new object recording the production of the specified value at the given virtual time.
*
* @constructor
* @param {Number} time Virtual time the value was produced on.
* @param {Mixed} value Value that was produced.
* @param {Function} comparer An optional comparer.
*/
var Recorded = Rx.Recorded = function (time, value, comparer) {
this.time = time;
this.value = value;
this.comparer = comparer || defaultComparer;
};
/**
* Checks whether the given recorded object is equal to the current instance.
*
* @param {Recorded} other Recorded object to check for equality.
* @returns {Boolean} true if both objects are equal; false otherwise.
*/
Recorded.prototype.equals = function (other) {
return this.time === other.time && this.comparer(this.value, other.value);
};
/**
* Returns a string representation of the current Recorded value.
*
* @returns {String} String representation of the current Recorded value.
*/
Recorded.prototype.toString = function () {
return this.value.toString() + '@' + this.time;
};
/**
* Creates a new subscription object with the given virtual subscription and unsubscription time.
*
* @constructor
* @param {Number} subscribe Virtual time at which the subscription occurred.
* @param {Number} unsubscribe Virtual time at which the unsubscription occurred.
*/
var Subscription = Rx.Subscription = function (start, end) {
this.subscribe = start;
this.unsubscribe = end || Number.MAX_VALUE;
};
/**
* Checks whether the given subscription is equal to the current instance.
* @param other Subscription object to check for equality.
* @returns {Boolean} true if both objects are equal; false otherwise.
*/
Subscription.prototype.equals = function (other) {
return this.subscribe === other.subscribe && this.unsubscribe === other.unsubscribe;
};
/**
* Returns a string representation of the current Subscription value.
* @returns {String} String representation of the current Subscription value.
*/
Subscription.prototype.toString = function () {
return '(' + this.subscribe + ', ' + (this.unsubscribe === Number.MAX_VALUE ? 'Infinite' : this.unsubscribe) + ')';
};
var MockDisposable = Rx.MockDisposable = function (scheduler) {
this.scheduler = scheduler;
this.disposes = [];
this.disposes.push(this.scheduler.clock);
};
MockDisposable.prototype.dispose = function () {
this.disposes.push(this.scheduler.clock);
};
var MockObserver = (function (__super__) {
inherits(MockObserver, __super__);
function MockObserver(scheduler) {
__super__.call(this);
this.scheduler = scheduler;
this.messages = [];
}
var MockObserverPrototype = MockObserver.prototype;
MockObserverPrototype.onNext = function (value) {
this.messages.push(new Recorded(this.scheduler.clock, Notification.createOnNext(value)));
};
MockObserverPrototype.onError = function (e) {
this.messages.push(new Recorded(this.scheduler.clock, Notification.createOnError(e)));
};
MockObserverPrototype.onCompleted = function () {
this.messages.push(new Recorded(this.scheduler.clock, Notification.createOnCompleted()));
};
return MockObserver;
})(Observer);
function MockPromise(scheduler, messages) {
var self = this;
this.scheduler = scheduler;
this.messages = messages;
this.subscriptions = [];
this.observers = [];
for (var i = 0, len = this.messages.length; i < len; i++) {
var message = this.messages[i],
notification = message.value;
(function (innerNotification) {
scheduler.scheduleAbsolute(null, message.time, function () {
var obs = self.observers.slice(0);
for (var j = 0, jLen = obs.length; j < jLen; j++) {
innerNotification.accept(obs[j]);
}
return disposableEmpty;
});
})(notification);
}
}
MockPromise.prototype.then = function (onResolved, onRejected) {
var self = this;
this.subscriptions.push(new Subscription(this.scheduler.clock));
var index = this.subscriptions.length - 1;
var newPromise;
var observer = Rx.Observer.create(
function (x) {
var retValue = onResolved(x);
if (retValue && typeof retValue.then === 'function') {
newPromise = retValue;
} else {
var ticks = self.scheduler.clock;
newPromise = new MockPromise(self.scheduler, [Rx.ReactiveTest.onNext(ticks, undefined), Rx.ReactiveTest.onCompleted(ticks)]);
}
var idx = self.observers.indexOf(observer);
self.observers.splice(idx, 1);
self.subscriptions[index] = new Subscription(self.subscriptions[index].subscribe, self.scheduler.clock);
},
function (err) {
onRejected(err);
var idx = self.observers.indexOf(observer);
self.observers.splice(idx, 1);
self.subscriptions[index] = new Subscription(self.subscriptions[index].subscribe, self.scheduler.clock);
}
);
this.observers.push(observer);
return newPromise || new MockPromise(this.scheduler, this.messages);
};
var HotObservable = (function (__super__) {
inherits(HotObservable, __super__);
function HotObservable(scheduler, messages) {
__super__.call(this);
var message, notification, observable = this;
this.scheduler = scheduler;
this.messages = messages;
this.subscriptions = [];
this.observers = [];
for (var i = 0, len = this.messages.length; i < len; i++) {
message = this.messages[i];
notification = message.value;
(function (innerNotification) {
scheduler.scheduleAbsolute(null, message.time, function () {
var obs = observable.observers.slice(0);
for (var j = 0, jLen = obs.length; j < jLen; j++) {
innerNotification.accept(obs[j]);
}
return disposableEmpty;
});
})(notification);
}
}
HotObservable.prototype._subscribe = function (o) {
var observable = this;
this.observers.push(o);
this.subscriptions.push(new Subscription(this.scheduler.clock));
var index = this.subscriptions.length - 1;
return disposableCreate(function () {
var idx = observable.observers.indexOf(o);
observable.observers.splice(idx, 1);
observable.subscriptions[index] = new Subscription(observable.subscriptions[index].subscribe, observable.scheduler.clock);
});
};
return HotObservable;
})(Observable);
var ColdObservable = (function (__super__) {
inherits(ColdObservable, __super__);
function ColdObservable(scheduler, messages) {
__super__.call(this);
this.scheduler = scheduler;
this.messages = messages;
this.subscriptions = [];
}
ColdObservable.prototype._subscribe = function (o) {
var message, notification, observable = this;
this.subscriptions.push(new Subscription(this.scheduler.clock));
var index = this.subscriptions.length - 1;
var d = new CompositeDisposable();
for (var i = 0, len = this.messages.length; i < len; i++) {
message = this.messages[i];
notification = message.value;
(function (innerNotification) {
d.add(observable.scheduler.scheduleRelative(null, message.time, function () {
innerNotification.accept(o);
return disposableEmpty;
}));
})(notification);
}
return disposableCreate(function () {
observable.subscriptions[index] = new Subscription(observable.subscriptions[index].subscribe, observable.scheduler.clock);
d.dispose();
});
};
return ColdObservable;
})(Observable);
/** Virtual time scheduler used for testing applications and libraries built using Reactive Extensions. */
Rx.TestScheduler = (function (__super__) {
inherits(TestScheduler, __super__);
function baseComparer(x, y) {
return x > y ? 1 : (x < y ? -1 : 0);
}
function TestScheduler() {
__super__.call(this, 0, baseComparer);
}
/**
* Schedules an action to be executed at the specified virtual time.
*
* @param state State passed to the action to be executed.
* @param dueTime Absolute virtual time at which to execute the action.
* @param action Action to be executed.
* @return Disposable object used to cancel the scheduled action (best effort).
*/
TestScheduler.prototype.scheduleAbsolute = function (state, dueTime, action) {
dueTime <= this.clock && (dueTime = this.clock + 1);
return __super__.prototype.scheduleAbsolute.call(this, state, dueTime, action);
};
/**
* Adds a relative virtual time to an absolute virtual time value.
*
* @param absolute Absolute virtual time value.
* @param relative Relative virtual time value to add.
* @return Resulting absolute virtual time sum value.
*/
TestScheduler.prototype.add = function (absolute, relative) {
return absolute + relative;
};
/**
* Converts the absolute virtual time value to a DateTimeOffset value.
*
* @param absolute Absolute virtual time value to convert.
* @return Corresponding DateTimeOffset value.
*/
TestScheduler.prototype.toAbsoluteTime = function (absolute) {
return new Date(absolute).getTime();
};
/**
* Converts the TimeSpan value to a relative virtual time value.
*
* @param timeSpan TimeSpan value to convert.
* @return Corresponding relative virtual time value.
*/
TestScheduler.prototype.toRelativeTime = function (timeSpan) {
return timeSpan;
};
/**
* Starts the test scheduler and uses the specified virtual times to invoke the factory function, subscribe to the resulting sequence, and dispose the subscription.
*
* @param create Factory method to create an observable sequence.
* @param created Virtual time at which to invoke the factory to create an observable sequence.
* @param subscribed Virtual time at which to subscribe to the created observable sequence.
* @param disposed Virtual time at which to dispose the subscription.
* @return Observer with timestamped recordings of notification messages that were received during the virtual time window when the subscription to the source sequence was active.
*/
TestScheduler.prototype.startScheduler = function (createFn, settings) {
settings || (settings = {});
settings.created == null && (settings.created = ReactiveTest.created);
settings.subscribed == null && (settings.subscribed = ReactiveTest.subscribed);
settings.disposed == null && (settings.disposed = ReactiveTest.disposed);
var observer = this.createObserver(), source, subscription;
this.scheduleAbsolute(null, settings.created, function () {
source = createFn();
return disposableEmpty;
});
this.scheduleAbsolute(null, settings.subscribed, function () {
subscription = source.subscribe(observer);
return disposableEmpty;
});
this.scheduleAbsolute(null, settings.disposed, function () {
subscription.dispose();
return disposableEmpty;
});
this.start();
return observer;
};
/**
* Creates a hot observable using the specified timestamped notification messages either as an array or arguments.
* @param messages Notifications to surface through the created sequence at their specified absolute virtual times.
* @return Hot observable sequence that can be used to assert the timing of subscriptions and notifications.
*/
TestScheduler.prototype.createHotObservable = function () {
var len = arguments.length, args;
if (Array.isArray(arguments[0])) {
args = arguments[0];
} else {
args = new Array(len);
for (var i = 0; i < len; i++) { args[i] = arguments[i]; }
}
return new HotObservable(this, args);
};
/**
* Creates a cold observable using the specified timestamped notification messages either as an array or arguments.
* @param messages Notifications to surface through the created sequence at their specified virtual time offsets from the sequence subscription time.
* @return Cold observable sequence that can be used to assert the timing of subscriptions and notifications.
*/
TestScheduler.prototype.createColdObservable = function () {
var len = arguments.length, args;
if (Array.isArray(arguments[0])) {
args = arguments[0];
} else {
args = new Array(len);
for (var i = 0; i < len; i++) { args[i] = arguments[i]; }
}
return new ColdObservable(this, args);
};
/**
* Creates a resolved promise with the given value and ticks
* @param {Number} ticks The absolute time of the resolution.
* @param {Any} value The value to yield at the given tick.
* @returns {MockPromise} A mock Promise which fulfills with the given value.
*/
TestScheduler.prototype.createResolvedPromise = function (ticks, value) {
return new MockPromise(this, [Rx.ReactiveTest.onNext(ticks, value), Rx.ReactiveTest.onCompleted(ticks)]);
};
/**
* Creates a rejected promise with the given reason and ticks
* @param {Number} ticks The absolute time of the resolution.
* @param {Any} reason The reason for rejection to yield at the given tick.
* @returns {MockPromise} A mock Promise which rejects with the given reason.
*/
TestScheduler.prototype.createRejectedPromise = function (ticks, reason) {
return new MockPromise(this, [Rx.ReactiveTest.onError(ticks, reason)]);
};
/**
* Creates an observer that records received notification messages and timestamps those.
* @return Observer that can be used to assert the timing of received notifications.
*/
TestScheduler.prototype.createObserver = function () {
return new MockObserver(this);
};
return TestScheduler;
})(VirtualTimeScheduler);
return Rx;
}));