@reactivex/rxjs
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Reactive Extensions for modern JavaScript
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<div class="content" data-ice="content"><h1 data-ice="title">spec-js/operators/materialize-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;
var Notification = Rx.Notification;
/** @test {materialize} */
describe('Observable.prototype.materialize', function () {
asDiagram('materialize')('should materialize an Observable', function () {
var e1 = hot('--x--y--z--|');
var expected = '--a--b--c--(d|)';
var values = { a: '{x}', b: '{y}', c: '{z}', d: '|' };
var result = e1
.materialize()
.map(function (x) {
if (x.kind === 'C') {
return '|';
}
else {
return '{' + x.value + '}';
}
});
expectObservable(result).toBe(expected, values);
});
it('should materialize a happy stream', function () {
var e1 = hot('--a--b--c--|');
var e1subs = '^ !';
var expected = '--w--x--y--(z|)';
var expectedValue = {
w: Notification.createNext('a'),
x: Notification.createNext('b'),
y: Notification.createNext('c'),
z: Notification.createComplete()
};
expectObservable(e1.materialize()).toBe(expected, expectedValue);
expectSubscriptions(e1.subscriptions).toBe(e1subs);
});
it('should materialize a sad stream', function () {
var e1 = hot('--a--b--c--#');
var e1subs = '^ !';
var expected = '--w--x--y--(z|)';
var expectedValue = {
w: Notification.createNext('a'),
x: Notification.createNext('b'),
y: Notification.createNext('c'),
z: Notification.createError('error')
};
expectObservable(e1.materialize()).toBe(expected, expectedValue);
expectSubscriptions(e1.subscriptions).toBe(e1subs);
});
it('should allow unsubscribing explicitly and early', function () {
var e1 = hot('--a--b--c--|');
var unsub = ' ! ';
var e1subs = '^ ! ';
var expected = '--w--x- ';
var expectedValue = {
w: Notification.createNext('a'),
x: Notification.createNext('b')
};
expectObservable(e1.materialize(), unsub).toBe(expected, expectedValue);
expectSubscriptions(e1.subscriptions).toBe(e1subs);
});
it('should not break unsubscription chains when result is unsubscribed explicitly', function () {
var e1 = hot('--a--b--c--|');
var e1subs = '^ ! ';
var expected = '--w--x- ';
var unsub = ' ! ';
var expectedValue = {
w: Notification.createNext('a'),
x: Notification.createNext('b')
};
var result = e1
.mergeMap(function (x) { return Observable.of(x); })
.materialize()
.mergeMap(function (x) { return Observable.of(x); });
expectObservable(result, unsub).toBe(expected, expectedValue);
expectSubscriptions(e1.subscriptions).toBe(e1subs);
});
it('should materialize stream does not completes', function () {
var e1 = hot('-');
var e1subs = '^';
var expected = '-';
expectObservable(e1.materialize()).toBe(expected);
expectSubscriptions(e1.subscriptions).toBe(e1subs);
});
it('should materialize stream never completes', function () {
var e1 = cold('-');
var e1subs = '^';
var expected = '-';
expectObservable(e1.materialize()).toBe(expected);
expectSubscriptions(e1.subscriptions).toBe(e1subs);
});
it('should materialize stream does not emit', function () {
var e1 = hot('----|');
var e1subs = '^ !';
var expected = '----(x|)';
expectObservable(e1.materialize()).toBe(expected, { x: Notification.createComplete() });
expectSubscriptions(e1.subscriptions).toBe(e1subs);
});
it('should materialize empty stream', function () {
var e1 = cold('|');
var e1subs = '(^!)';
var expected = '(x|)';
expectObservable(e1.materialize()).toBe(expected, { x: Notification.createComplete() });
expectSubscriptions(e1.subscriptions).toBe(e1subs);
});
it('should materialize stream throws', function () {
var e1 = cold('#');
var e1subs = '(^!)';
var expected = '(x|)';
expectObservable(e1.materialize()).toBe(expected, { x: Notification.createError('error') });
expectSubscriptions(e1.subscriptions).toBe(e1subs);
});
});
//# sourceMappingURL=materialize-spec.js.map</code></pre>
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