@reactivex/rxjs
Version:
Reactive Extensions for modern JavaScript
63 lines • 2.67 kB
JavaScript
;
var Rx = require('../../dist/cjs/Rx');
var Observable = Rx.Observable;
/** @test {ignoreElements} */
describe('Observable.prototype.ignoreElements', function () {
asDiagram('ignoreElements')('should ignore all the elements of the source', function () {
var source = hot('--a--b--c--d--|');
var subs = '^ !';
var expected = '--------------|';
expectObservable(source.ignoreElements()).toBe(expected);
expectSubscriptions(source.subscriptions).toBe(subs);
});
it('should allow unsubscribing early and explicitly', function () {
var source = hot('--a--b--c--d--|');
var subs = '^ ! ';
var expected = '-------- ';
var unsub = ' ! ';
var result = source.ignoreElements();
expectObservable(result, unsub).toBe(expected);
expectSubscriptions(source.subscriptions).toBe(subs);
});
it('should allow unsubscribing early and explicitly', function () {
var source = hot('--a--b--c--d--|');
var subs = '^ ! ';
var expected = '-------- ';
var unsub = ' ! ';
var result = source
.mergeMap(function (x) { return Observable.of(x); })
.ignoreElements()
.mergeMap(function (x) { return Observable.of(x); });
expectObservable(result, unsub).toBe(expected);
expectSubscriptions(source.subscriptions).toBe(subs);
});
it('should propagate errors from the source', function () {
var source = hot('--a--#');
var subs = '^ !';
var expected = '-----#';
expectObservable(source.ignoreElements()).toBe(expected);
expectSubscriptions(source.subscriptions).toBe(subs);
});
it('should support Observable.empty', function () {
var source = cold('|');
var subs = '(^!)';
var expected = '|';
expectObservable(source.ignoreElements()).toBe(expected);
expectSubscriptions(source.subscriptions).toBe(subs);
});
it('should support Observable.never', function () {
var source = cold('-');
var subs = '^';
var expected = '-';
expectObservable(source.ignoreElements()).toBe(expected);
expectSubscriptions(source.subscriptions).toBe(subs);
});
it('should support Observable.throw', function () {
var source = cold('#');
var subs = '(^!)';
var expected = '#';
expectObservable(source.ignoreElements()).toBe(expected);
expectSubscriptions(source.subscriptions).toBe(subs);
});
});
//# sourceMappingURL=ignoreElements-spec.js.map