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<div class="content" data-ice="content"><h1 data-ice="title">spec-js/operators/windowTime-spec.js</h1>
<pre class="source-code line-number raw-source-code"><code class="prettyprint linenums" data-ice="content">"use strict";
var Rx = require('../../dist/cjs/Rx');
var Observable = Rx.Observable;
/** @test {windowTime} */
describe('Observable.prototype.windowTime', function () {
asDiagram('windowTime(50, 100)')('should emit windows given windowTimeSpan ' +
'and windowCreationInterval', function () {
var source = hot('--1--2--^-a--b--c--d--e---f--g--h-|');
var subs = '^ !';
// 100 frames 0---------1---------2-----|
// 50 ----|
// 50 ----|
// 50 ----|
var expected = 'x---------y---------z-----|';
var x = cold('--a--(b|) ');
var y = cold('-d--e| ');
var z = cold('-g--h| ');
var values = { x: x, y: y, z: z };
var result = source.windowTime(50, 100, rxTestScheduler);
expectObservable(result).toBe(expected, values);
expectSubscriptions(source.subscriptions).toBe(subs);
});
it('should emit windows given windowTimeSpan', function () {
var source = hot('--1--2--^--a--b--c--d--e--f--g--h--|');
var subs = '^ !';
var timeSpan = time('----------|');
// 100 frames 0---------1---------2------|
var expected = 'x---------y---------z------|';
var x = cold('---a--b--c| ');
var y = cold('--d--e--f-| ');
var z = cold('-g--h--|');
var values = { x: x, y: y, z: z };
var result = source.windowTime(timeSpan, null, rxTestScheduler);
expectObservable(result).toBe(expected, values);
expectSubscriptions(source.subscriptions).toBe(subs);
});
it('should emit windows given windowTimeSpan and windowCreationInterval', function () {
var source = hot('--1--2--^--a--b--c--d--e--f--g--h--|');
var subs = '^ !';
var timeSpan = time('-----|');
var interval = time('----------|');
// 100 frames 0---------1---------2------|
// 50 ----|
// 50 ----|
// 50 ----|
var expected = 'x---------y---------z------|';
var x = cold('---a-| ');
var y = cold('--d--(e|) ');
var z = cold('-g--h| ');
var values = { x: x, y: y, z: z };
var result = source.windowTime(timeSpan, interval, rxTestScheduler);
expectObservable(result).toBe(expected, values);
expectSubscriptions(source.subscriptions).toBe(subs);
});
it('should return a single empty window if source is empty', function () {
var source = cold('|');
var subs = '(^!)';
var expected = '(w|)';
var w = cold('|');
var expectedValues = { w: w };
var timeSpan = time('-----|');
var interval = time('----------|');
var result = source.windowTime(timeSpan, interval, rxTestScheduler);
expectObservable(result).toBe(expected, expectedValues);
expectSubscriptions(source.subscriptions).toBe(subs);
});
it('should split a Just source into a single window identical to source', function () {
var source = cold('(a|)');
var subs = '(^!)';
var expected = '(w|)';
var w = cold('(a|)');
var expectedValues = { w: w };
var timeSpan = time('-----|');
var interval = time('----------|');
var result = source.windowTime(timeSpan, interval, rxTestScheduler);
expectObservable(result).toBe(expected, expectedValues);
expectSubscriptions(source.subscriptions).toBe(subs);
});
it('should be able to split a never Observable into timely empty windows', function () {
var source = hot('^----------');
var subs = '^ !';
var expected = 'a--b--c--d-';
var timeSpan = time('---|');
var interval = time('---|');
var a = cold('---| ');
var b = cold('---| ');
var c = cold('---| ');
var d = cold('--');
var unsub = ' !';
var expectedValues = { a: a, b: b, c: c, d: d };
var result = source.windowTime(timeSpan, interval, rxTestScheduler);
expectObservable(result, unsub).toBe(expected, expectedValues);
expectSubscriptions(source.subscriptions).toBe(subs);
});
it('should emit an error-only window if outer is a simple throw-Observable', function () {
var source = cold('#');
var subs = '(^!)';
var expected = '(w#)';
var w = cold('#');
var expectedValues = { w: w };
var timeSpan = time('-----|');
var interval = time('----------|');
var result = source.windowTime(timeSpan, interval, rxTestScheduler);
expectObservable(result).toBe(expected, expectedValues);
expectSubscriptions(source.subscriptions).toBe(subs);
});
it('should handle source Observable which eventually emits an error', function () {
var source = hot('--1--2--^--a--b--c--d--e--f--g--h--#');
var subs = '^ !';
var timeSpan = time('-----|');
var interval = time('----------|');
// 100 frames 0---------1---------2------|
// 50 ----|
// 50 ----|
// 50 ----|
var expected = 'x---------y---------z------#';
var x = cold('---a-| ');
var y = cold('--d--(e|) ');
var z = cold('-g--h| ');
var values = { x: x, y: y, z: z };
var result = source.windowTime(timeSpan, interval, rxTestScheduler);
expectObservable(result).toBe(expected, values);
expectSubscriptions(source.subscriptions).toBe(subs);
});
it('should emit windows given windowTimeSpan and windowCreationInterval, ' +
'but outer is unsubscribed early', function () {
var source = hot('--1--2--^--a--b--c--d--e--f--g--h--|');
var subs = '^ ! ';
var timeSpan = time('-----|');
var interval = time('----------|');
// 100 frames 0---------1---------2------|
// 50 ----|
// 50 ----|
// 50 ----|
var expected = 'x---------y- ';
var x = cold('---a-| ');
var y = cold('-- ');
var unsub = ' ! ';
var values = { x: x, y: y };
var result = source.windowTime(timeSpan, interval, rxTestScheduler);
expectObservable(result, unsub).toBe(expected, values);
expectSubscriptions(source.subscriptions).toBe(subs);
});
it('should not break unsubscription chains when result is unsubscribed explicitly', function () {
var source = hot('--1--2--^--a--b--c--d--e--f--g--h--|');
var sourcesubs = '^ ! ';
var timeSpan = time('-----|');
var interval = time('----------|');
// 100 frames 0---------1---------2------|
// 50 ----|
// 50 ----|
// 50 ----|
var expected = 'x---------y---- ';
var x = cold('---a-| ');
var y = cold('--d-- ');
var unsub = ' ! ';
var values = { x: x, y: y };
var result = source
.mergeMap(function (x) { return Observable.of(x); })
.windowTime(timeSpan, interval, rxTestScheduler)
.mergeMap(function (x) { return Observable.of(x); });
expectObservable(result, unsub).toBe(expected, values);
expectSubscriptions(source.subscriptions).toBe(sourcesubs);
});
});
//# sourceMappingURL=windowTime-spec.js.map</code></pre>
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