diff options
Diffstat (limited to 'external/sinon/fake_timers.js')
-rw-r--r-- | external/sinon/fake_timers.js | 385 |
1 files changed, 385 insertions, 0 deletions
diff --git a/external/sinon/fake_timers.js b/external/sinon/fake_timers.js new file mode 100644 index 000000000..dbcdb8b68 --- /dev/null +++ b/external/sinon/fake_timers.js @@ -0,0 +1,385 @@ +/*jslint eqeqeq: false, plusplus: false, evil: true, onevar: false, browser: true, forin: false*/ +/*global module, require, window*/ +/** + * Fake timer API + * setTimeout + * setInterval + * clearTimeout + * clearInterval + * tick + * reset + * Date + * + * Inspired by jsUnitMockTimeOut from JsUnit + * + * @author Christian Johansen (christian@cjohansen.no) + * @license BSD + * + * Copyright (c) 2010-2013 Christian Johansen + */ +"use strict"; + +if (typeof sinon == "undefined") { + var sinon = {}; +} + +(function (global) { + var id = 1; + + function addTimer(args, recurring) { + if (args.length === 0) { + throw new Error("Function requires at least 1 parameter"); + } + + if (typeof args[0] === "undefined") { + throw new Error("Callback must be provided to timer calls"); + } + + var toId = id++; + var delay = args[1] || 0; + + if (!this.timeouts) { + this.timeouts = {}; + } + + this.timeouts[toId] = { + id: toId, + func: args[0], + callAt: this.now + delay, + invokeArgs: Array.prototype.slice.call(args, 2) + }; + + if (recurring === true) { + this.timeouts[toId].interval = delay; + } + + return toId; + } + + function parseTime(str) { + if (!str) { + return 0; + } + + var strings = str.split(":"); + var l = strings.length, i = l; + var ms = 0, parsed; + + if (l > 3 || !/^(\d\d:){0,2}\d\d?$/.test(str)) { + throw new Error("tick only understands numbers and 'h:m:s'"); + } + + while (i--) { + parsed = parseInt(strings[i], 10); + + if (parsed >= 60) { + throw new Error("Invalid time " + str); + } + + ms += parsed * Math.pow(60, (l - i - 1)); + } + + return ms * 1000; + } + + function createObject(object) { + var newObject; + + if (Object.create) { + newObject = Object.create(object); + } else { + var F = function () {}; + F.prototype = object; + newObject = new F(); + } + + newObject.Date.clock = newObject; + return newObject; + } + + sinon.clock = { + now: 0, + + create: function create(now) { + var clock = createObject(this); + + if (typeof now == "number") { + clock.now = now; + } + + if (!!now && typeof now == "object") { + throw new TypeError("now should be milliseconds since UNIX epoch"); + } + + return clock; + }, + + setTimeout: function setTimeout(callback, timeout) { + return addTimer.call(this, arguments, false); + }, + + clearTimeout: function clearTimeout(timerId) { + if (!this.timeouts) { + this.timeouts = []; + } + + if (timerId in this.timeouts) { + delete this.timeouts[timerId]; + } + }, + + setInterval: function setInterval(callback, timeout) { + return addTimer.call(this, arguments, true); + }, + + clearInterval: function clearInterval(timerId) { + this.clearTimeout(timerId); + }, + + setImmediate: function setImmediate(callback) { + var passThruArgs = Array.prototype.slice.call(arguments, 1); + + return addTimer.call(this, [callback, 0].concat(passThruArgs), false); + }, + + clearImmediate: function clearImmediate(timerId) { + this.clearTimeout(timerId); + }, + + tick: function tick(ms) { + ms = typeof ms == "number" ? ms : parseTime(ms); + var tickFrom = this.now, tickTo = this.now + ms, previous = this.now; + var timer = this.firstTimerInRange(tickFrom, tickTo); + + var firstException; + while (timer && tickFrom <= tickTo) { + if (this.timeouts[timer.id]) { + tickFrom = this.now = timer.callAt; + try { + this.callTimer(timer); + } catch (e) { + firstException = firstException || e; + } + } + + timer = this.firstTimerInRange(previous, tickTo); + previous = tickFrom; + } + + this.now = tickTo; + + if (firstException) { + throw firstException; + } + + return this.now; + }, + + firstTimerInRange: function (from, to) { + var timer, smallest = null, originalTimer; + + for (var id in this.timeouts) { + if (this.timeouts.hasOwnProperty(id)) { + if (this.timeouts[id].callAt < from || this.timeouts[id].callAt > to) { + continue; + } + + if (smallest === null || this.timeouts[id].callAt < smallest) { + originalTimer = this.timeouts[id]; + smallest = this.timeouts[id].callAt; + + timer = { + func: this.timeouts[id].func, + callAt: this.timeouts[id].callAt, + interval: this.timeouts[id].interval, + id: this.timeouts[id].id, + invokeArgs: this.timeouts[id].invokeArgs + }; + } + } + } + + return timer || null; + }, + + callTimer: function (timer) { + if (typeof timer.interval == "number") { + this.timeouts[timer.id].callAt += timer.interval; + } else { + delete this.timeouts[timer.id]; + } + + try { + if (typeof timer.func == "function") { + timer.func.apply(null, timer.invokeArgs); + } else { + eval(timer.func); + } + } catch (e) { + var exception = e; + } + + if (!this.timeouts[timer.id]) { + if (exception) { + throw exception; + } + return; + } + + if (exception) { + throw exception; + } + }, + + reset: function reset() { + this.timeouts = {}; + }, + + Date: (function () { + var NativeDate = Date; + + function ClockDate(year, month, date, hour, minute, second, ms) { + // Defensive and verbose to avoid potential harm in passing + // explicit undefined when user does not pass argument + switch (arguments.length) { + case 0: + return new NativeDate(ClockDate.clock.now); + case 1: + return new NativeDate(year); + case 2: + return new NativeDate(year, month); + case 3: + return new NativeDate(year, month, date); + case 4: + return new NativeDate(year, month, date, hour); + case 5: + return new NativeDate(year, month, date, hour, minute); + case 6: + return new NativeDate(year, month, date, hour, minute, second); + default: + return new NativeDate(year, month, date, hour, minute, second, ms); + } + } + + return mirrorDateProperties(ClockDate, NativeDate); + }()) + }; + + function mirrorDateProperties(target, source) { + if (source.now) { + target.now = function now() { + return target.clock.now; + }; + } else { + delete target.now; + } + + if (source.toSource) { + target.toSource = function toSource() { + return source.toSource(); + }; + } else { + delete target.toSource; + } + + target.toString = function toString() { + return source.toString(); + }; + + target.prototype = source.prototype; + target.parse = source.parse; + target.UTC = source.UTC; + target.prototype.toUTCString = source.prototype.toUTCString; + + for (var prop in source) { + if (source.hasOwnProperty(prop)) { + target[prop] = source[prop]; + } + } + + return target; + } + + var methods = ["Date", "setTimeout", "setInterval", + "clearTimeout", "clearInterval"]; + + if (typeof global.setImmediate !== "undefined") { + methods.push("setImmediate"); + } + + if (typeof global.clearImmediate !== "undefined") { + methods.push("clearImmediate"); + } + + function restore() { + var method; + + for (var i = 0, l = this.methods.length; i < l; i++) { + method = this.methods[i]; + + if (global[method].hadOwnProperty) { + global[method] = this["_" + method]; + } else { + try { + delete global[method]; + } catch (e) {} + } + } + + // Prevent multiple executions which will completely remove these props + this.methods = []; + } + + function stubGlobal(method, clock) { + clock[method].hadOwnProperty = Object.prototype.hasOwnProperty.call(global, method); + clock["_" + method] = global[method]; + + if (method == "Date") { + var date = mirrorDateProperties(clock[method], global[method]); + global[method] = date; + } else { + global[method] = function () { + return clock[method].apply(clock, arguments); + }; + + for (var prop in clock[method]) { + if (clock[method].hasOwnProperty(prop)) { + global[method][prop] = clock[method][prop]; + } + } + } + + global[method].clock = clock; + } + + sinon.useFakeTimers = function useFakeTimers(now) { + var clock = sinon.clock.create(now); + clock.restore = restore; + clock.methods = Array.prototype.slice.call(arguments, + typeof now == "number" ? 1 : 0); + + if (clock.methods.length === 0) { + clock.methods = methods; + } + + for (var i = 0, l = clock.methods.length; i < l; i++) { + stubGlobal(clock.methods[i], clock); + } + + return clock; + }; +}(typeof global != "undefined" && typeof global !== "function" ? global : this)); + +sinon.timers = { + setTimeout: setTimeout, + clearTimeout: clearTimeout, + setImmediate: (typeof setImmediate !== "undefined" ? setImmediate : undefined), + clearImmediate: (typeof clearImmediate !== "undefined" ? clearImmediate: undefined), + setInterval: setInterval, + clearInterval: clearInterval, + Date: Date +}; + +if (typeof module !== 'undefined' && module.exports) { + module.exports = sinon; +} |