(function () {

QUnit.module('pairs');

var TestScheduler = Rx.TestScheduler,

Observable = Rx.Observable;

onNext = Rx.ReactiveTest.onNext,

onError = Rx.ReactiveTest.onError,

onCompleted = Rx.ReactiveTest.onCompleted,

subscribe = Rx.ReactiveTest.subscribe,

created = Rx.ReactiveTest.created,

subscribed = Rx.ReactiveTest.subscribed,

disposed = Rx.ReactiveTest.disposed;

test('pairs empty', function () {

var scheduler = new TestScheduler();

var xs = {};

var results = scheduler.startWithCreate(function () {

return Observable.pairs(xs, scheduler);

});

results.messages.assertEqual(

onCompleted(201)

);

});

test('pairs normal', function () {

var scheduler = new TestScheduler();

var xs = {foo: 42, bar: 56, baz: 78};

var results = scheduler.startWithCreate(function () {

return Observable.pairs(xs, scheduler);

});

results.messages.assertEqual(

onNext(201, ['foo', 42]),

onNext(202, ['bar', 56]),

onNext(203, ['baz', 78]),

onCompleted(204)

);

});

}());