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<div class="content" data-ice="content"><h1 data-ice="title">spec-js/operators/finally-spec.js</h1>
<pre class="source-code line-number raw-source-code"><code class="prettyprint linenums" data-ice="content">"use strict";
var chai_1 = require('chai');
var Rx = require('../../dist/cjs/Rx');
var Observable = Rx.Observable;
/** @test {finally} */
describe('Observable.prototype.finally', function () {
it('should call finally after complete', function (done) {
var completed = false;
Observable.of(1, 2, 3)
.finally(function () {
chai_1.expect(completed).to.be.true;
done();
})
.subscribe(null, null, function () {
completed = true;
});
});
it('should call finally after error', function (done) {
var thrown = false;
Observable.of(1, 2, 3)
.map(function (x) {
if (x === 3) {
throw x;
}
return x;
})
.finally(function () {
chai_1.expect(thrown).to.be.true;
done();
})
.subscribe(null, function () {
thrown = true;
});
});
it('should call finally upon disposal', function (done) {
var disposed = false;
var subscription = Observable
.timer(100)
.finally(function () {
chai_1.expect(disposed).to.be.true;
done();
}).subscribe();
disposed = true;
subscription.unsubscribe();
});
it('should call finally when synchronously subscribing to and unsubscribing ' +
'from a shared Observable', function (done) {
Observable.interval(50)
.finally(done)
.share()
.subscribe()
.unsubscribe();
});
it('should call two finally instances in succession on a shared Observable', function (done) {
var invoked = 0;
function checkFinally() {
invoked += 1;
if (invoked === 2) {
done();
}
}
Observable.of(1, 2, 3)
.finally(checkFinally)
.finally(checkFinally)
.share()
.subscribe();
});
it('should handle empty', function () {
var executed = false;
var s1 = hot('|');
var result = s1.finally(function () { return executed = true; });
var expected = '|';
expectObservable(result).toBe(expected);
// manually flush so `finally()` has chance to execute before the test is over.
rxTestScheduler.flush();
chai_1.expect(executed).to.be.true;
});
it('should handle never', function () {
var executed = false;
var s1 = hot('-');
var result = s1.finally(function () { return executed = true; });
var expected = '-';
expectObservable(result).toBe(expected);
// manually flush so `finally()` has chance to execute before the test is over.
rxTestScheduler.flush();
chai_1.expect(executed).to.be.false;
});
it('should handle throw', function () {
var executed = false;
var s1 = hot('#');
var result = s1.finally(function () { return executed = true; });
var expected = '#';
expectObservable(result).toBe(expected);
// manually flush so `finally()` has chance to execute before the test is over.
rxTestScheduler.flush();
chai_1.expect(executed).to.be.true;
});
it('should handle basic hot observable', function () {
var executed = false;
var s1 = hot('--a--b--c--|');
var subs = '^ !';
var expected = '--a--b--c--|';
var result = s1.finally(function () { return executed = true; });
expectObservable(result).toBe(expected);
expectSubscriptions(s1.subscriptions).toBe(subs);
// manually flush so `finally()` has chance to execute before the test is over.
rxTestScheduler.flush();
chai_1.expect(executed).to.be.true;
});
it('should handle basic cold observable', function () {
var executed = false;
var s1 = cold('--a--b--c--|');
var subs = '^ !';
var expected = '--a--b--c--|';
var result = s1.finally(function () { return executed = true; });
expectObservable(result).toBe(expected);
expectSubscriptions(s1.subscriptions).toBe(subs);
// manually flush so `finally()` has chance to execute before the test is over.
rxTestScheduler.flush();
chai_1.expect(executed).to.be.true;
});
it('should handle basic error', function () {
var executed = false;
var s1 = hot('--a--b--c--#');
var subs = '^ !';
var expected = '--a--b--c--#';
var result = s1.finally(function () { return executed = true; });
expectObservable(result).toBe(expected);
expectSubscriptions(s1.subscriptions).toBe(subs);
// manually flush so `finally()` has chance to execute before the test is over.
rxTestScheduler.flush();
chai_1.expect(executed).to.be.true;
});
it('should handle unsubscription', function () {
var executed = false;
var s1 = hot('--a--b--c--|');
var subs = '^ ! ';
var expected = '--a--b-';
var unsub = ' !';
var result = s1.finally(function () { return executed = true; });
expectObservable(result, unsub).toBe(expected);
expectSubscriptions(s1.subscriptions).toBe(subs);
// manually flush so `finally()` has chance to execute before the test is over.
rxTestScheduler.flush();
chai_1.expect(executed).to.be.true;
});
});
//# sourceMappingURL=finally-spec.js.map</code></pre>
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