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<div class="content" data-ice="content"><h1 data-ice="title">spec-js/operators/debounceTime-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 {debounceTime} */
describe('Observable.prototype.debounceTime', function () {
asDiagram('debounceTime(20)')('should debounce values by 20 time units', function () {
var e1 = hot('-a--bc--d---|');
var expected = '---a---c--d-|';
expectObservable(e1.debounceTime(20, rxTestScheduler)).toBe(expected);
});
it('should delay all element by the specified time', function () {
var e1 = hot('-a--------b------c----|');
var e1subs = '^ !';
var expected = '------a--------b------(c|)';
expectObservable(e1.debounceTime(50, rxTestScheduler)).toBe(expected);
expectSubscriptions(e1.subscriptions).toBe(e1subs);
});
it('should debounce and delay element by the specified time', function () {
var e1 = hot('-a--(bc)-----------d-------|');
var e1subs = '^ !';
var expected = '---------c--------------d--|';
expectObservable(e1.debounceTime(50, rxTestScheduler)).toBe(expected);
expectSubscriptions(e1.subscriptions).toBe(e1subs);
});
it('should complete when source does not emit', function () {
var e1 = hot('-----|');
var e1subs = '^ !';
var expected = '-----|';
expectObservable(e1.debounceTime(10, rxTestScheduler)).toBe(expected);
expectSubscriptions(e1.subscriptions).toBe(e1subs);
});
it('should complete when source is empty', function () {
var e1 = cold('|');
var e1subs = '(^!)';
var expected = '|';
expectObservable(e1.debounceTime(10, rxTestScheduler)).toBe(expected);
expectSubscriptions(e1.subscriptions).toBe(e1subs);
});
it('should raise error when source does not emit and raises error', function () {
var e1 = hot('-----#');
var e1subs = '^ !';
var expected = '-----#';
expectObservable(e1.debounceTime(10, rxTestScheduler)).toBe(expected);
expectSubscriptions(e1.subscriptions).toBe(e1subs);
});
it('should raise error when source throws', function () {
var e1 = cold('#');
var e1subs = '(^!)';
var expected = '#';
expectObservable(e1.debounceTime(10, rxTestScheduler)).toBe(expected);
expectSubscriptions(e1.subscriptions).toBe(e1subs);
});
it('should allow unsubscribing early and explicitly', function () {
var e1 = hot('--a--bc--d----|');
var e1subs = '^ ! ';
var expected = '----a--- ';
var unsub = ' ! ';
var result = e1.debounceTime(20, rxTestScheduler);
expectObservable(result, unsub).toBe(expected);
expectSubscriptions(e1.subscriptions).toBe(e1subs);
});
it('should not break unsubscription chains when unsubscribed explicitly', function () {
var e1 = hot('--a--bc--d----|');
var e1subs = '^ ! ';
var expected = '----a--- ';
var unsub = ' ! ';
var result = e1
.mergeMap(function (x) { return Observable.of(x); })
.debounceTime(20, rxTestScheduler)
.mergeMap(function (x) { return Observable.of(x); });
expectObservable(result, unsub).toBe(expected);
expectSubscriptions(e1.subscriptions).toBe(e1subs);
});
it('should debounce and does not complete when source does not completes', function () {
var e1 = hot('-a--(bc)-----------d-------');
var e1subs = '^ ';
var expected = '---------c--------------d--';
expectObservable(e1.debounceTime(50, rxTestScheduler)).toBe(expected);
expectSubscriptions(e1.subscriptions).toBe(e1subs);
});
it('should not completes when source does not completes', function () {
var e1 = hot('-');
var e1subs = '^';
var expected = '-';
expectObservable(e1.debounceTime(10, rxTestScheduler)).toBe(expected);
expectSubscriptions(e1.subscriptions).toBe(e1subs);
});
it('should not completes when source never completes', function () {
var e1 = cold('-');
var e1subs = '^';
var expected = '-';
expectObservable(e1.debounceTime(10, rxTestScheduler)).toBe(expected);
expectSubscriptions(e1.subscriptions).toBe(e1subs);
});
it('should delay all element until source raises error', function () {
var e1 = hot('-a--------b------c----#');
var e1subs = '^ !';
var expected = '------a--------b------#';
expectObservable(e1.debounceTime(50, rxTestScheduler)).toBe(expected);
expectSubscriptions(e1.subscriptions).toBe(e1subs);
});
it('should debounce all elements while source emits within given time', function () {
var e1 = hot('--a--b--c--d--e--f--g--h-|');
var e1subs = '^ !';
var expected = '-------------------------(h|)';
expectObservable(e1.debounceTime(40, rxTestScheduler)).toBe(expected);
expectSubscriptions(e1.subscriptions).toBe(e1subs);
});
it('should debounce all element while source emits within given time until raises error', function () {
var e1 = hot('--a--b--c--d--e--f--g--h-#');
var e1subs = '^ !';
var expected = '-------------------------#';
expectObservable(e1.debounceTime(40, rxTestScheduler)).toBe(expected);
expectSubscriptions(e1.subscriptions).toBe(e1subs);
});
});
//# sourceMappingURL=debounceTime-spec.js.map</code></pre>
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