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<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <base data-ice="baseUrl" href="../../../"> <title data-ice="title">spec-js/operators/finally-spec.js | RxJS API Document</title> <link type="text/css" rel="stylesheet" href="css/style.css"> <link type="text/css" rel="stylesheet" href="css/prettify-tomorrow.css"> <script src="script/prettify/prettify.js"></script> <script src="script/manual.js"></script> <script data-ice="userScript" src="user/script/0-Rx.js"></script> <script data-ice="userScript" src="user/script/1-devtools-welcome.js"></script> <script data-ice="userScript" src="user/script/2-custom-manual-styles.js"></script> <script data-ice="userScript" src="user/script/3-decision-tree-widget.min.js"></script> <script data-ice="userScript" src="user/script/4-theme-toggler.js"></script> <link data-ice="userStyle" rel="stylesheet" href="user/css/0-main.css"> </head> <body class="layout-container" data-ice="rootContainer"> <header> <a href="./">Home</a> <a 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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">&quot;use strict&quot;; var chai_1 = require(&apos;chai&apos;); var Rx = require(&apos;../../dist/cjs/Rx&apos;); var Observable = Rx.Observable; /** @test {finally} */ describe(&apos;Observable.prototype.finally&apos;, function () { it(&apos;should call finally after complete&apos;, 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(&apos;should call finally after error&apos;, 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(&apos;should call finally upon disposal&apos;, 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(&apos;should call finally when synchronously subscribing to and unsubscribing &apos; + &apos;from a shared Observable&apos;, function (done) { Observable.interval(50) .finally(done) .share() .subscribe() .unsubscribe(); }); it(&apos;should call two finally instances in succession on a shared Observable&apos;, 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(&apos;should handle empty&apos;, function () { var executed = false; var s1 = hot(&apos;|&apos;); var result = s1.finally(function () { return executed = true; }); var expected = &apos;|&apos;; 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(&apos;should handle never&apos;, function () { var executed = false; var s1 = hot(&apos;-&apos;); var result = s1.finally(function () { return executed = true; }); var expected = &apos;-&apos;; 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(&apos;should handle throw&apos;, function () { var executed = false; var s1 = hot(&apos;#&apos;); var result = s1.finally(function () { return executed = true; }); var expected = &apos;#&apos;; 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(&apos;should handle basic hot observable&apos;, function () { var executed = false; var s1 = hot(&apos;--a--b--c--|&apos;); var subs = &apos;^ !&apos;; var expected = &apos;--a--b--c--|&apos;; 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(&apos;should handle basic cold observable&apos;, function () { var executed = false; var s1 = cold(&apos;--a--b--c--|&apos;); var subs = &apos;^ !&apos;; var expected = &apos;--a--b--c--|&apos;; 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(&apos;should handle basic error&apos;, function () { var executed = false; var s1 = hot(&apos;--a--b--c--#&apos;); var subs = &apos;^ !&apos;; var expected = &apos;--a--b--c--#&apos;; 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(&apos;should handle unsubscription&apos;, function () { var executed = false; var s1 = hot(&apos;--a--b--c--|&apos;); var subs = &apos;^ ! &apos;; var expected = &apos;--a--b-&apos;; var unsub = &apos; !&apos;; 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> </div> <footer class="footer"> Generated by <a 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