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139 lines (110 loc) · 3.27 KB
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(function () {
/* jshint undef: true, unused: true */
/* globals QUnit, test, Rx */
QUnit.module('Expand');
var TestScheduler = Rx.TestScheduler,
onNext = Rx.ReactiveTest.onNext,
onError = Rx.ReactiveTest.onError,
onCompleted = Rx.ReactiveTest.onCompleted,
subscribe = Rx.ReactiveTest.subscribe;
test('expand empty', function () {
var scheduler = new TestScheduler();
var xs = scheduler.createHotObservable(
onCompleted(300));
var results = scheduler.startScheduler(function () {
return xs.expand(function () {
return scheduler.createColdObservable(
onNext(100, 1),
onNext(200, 2),
onCompleted(300));
}, scheduler);
});
results.messages.assertEqual(
onCompleted(300));
xs.subscriptions.assertEqual(
subscribe(201, 300));
});
test('expand error', function () {
var scheduler = new TestScheduler();
var error = new Error();
var xs = scheduler.createHotObservable(
onError(300, error));
var results = scheduler.startScheduler(function () {
return xs.expand(function (x) {
return scheduler.createColdObservable(
onNext(100 + x, 2 * x),
onNext(200 + x, 3 * x),
onCompleted(300 + x));
}, scheduler);
});
results.messages.assertEqual(
onError(300, error));
xs.subscriptions.assertEqual(
subscribe(201, 300));
});
test('expand never', function () {
var scheduler = new TestScheduler();
var xs = scheduler.createHotObservable();
var results = scheduler.startScheduler(function () {
return xs.expand(function (x) {
return scheduler.createColdObservable(
onNext(100 + x, 2 * x),
onNext(200 + x, 3 * x),
onCompleted(300 + x));
}, scheduler);
});
results.messages.assertEqual();
xs.subscriptions.assertEqual(
subscribe(201, 1000));
});
test('expand basic', function () {
var scheduler = new TestScheduler();
var xs = scheduler.createHotObservable(
onNext(550, 1),
onNext(850, 2),
onCompleted(950));
var results = scheduler.startScheduler(function () {
return xs.expand(function (x) {
return scheduler.createColdObservable(
onNext(100, 2 * x),
onNext(200, 3 * x),
onCompleted(300));
}, scheduler);
});
results.messages.assertEqual(
onNext(550, 1),
onNext(651, 2),
onNext(751, 3),
onNext(752, 4),
onNext(850, 2),
onNext(852, 6),
onNext(852, 6),
onNext(853, 8),
onNext(951, 4),
onNext(952, 9),
onNext(952, 12),
onNext(953, 12),
onNext(953, 12),
onNext(954, 16));
xs.subscriptions.assertEqual(
subscribe(201, 950));
});
test('expand throw', function () {
var error = new Error();
var scheduler = new TestScheduler();
var xs = scheduler.createHotObservable(
onNext(550, 1),
onNext(850, 2),
onCompleted(950));
var results = scheduler.startScheduler(function () {
return xs.expand(function () {
throw error;
}, scheduler);
});
results.messages.assertEqual(
onNext(550, 1),
onError(550, error));
xs.subscriptions.assertEqual(
subscribe(201, 550));
});
}());