@reactivex/rxjs
Version:
Reactive Extensions for modern JavaScript
37 lines • 1.45 kB
JavaScript
;
var chai_1 = require('chai');
var Rx = require('../../dist/cjs/Rx');
var ErrorObservable_1 = require('../../dist/cjs/observable/ErrorObservable');
var Observable = Rx.Observable;
/** @test {throw} */
describe('Observable.throw', function () {
asDiagram('throw(e)')('should create a cold observable that just emits an error', function () {
var expected = '#';
var e1 = Observable.throw('error');
expectObservable(e1).toBe(expected);
});
it('should emit one value', function (done) {
var calls = 0;
Observable.throw('bad').subscribe(function () {
done(new Error('should not be called'));
}, function (err) {
chai_1.expect(++calls).to.equal(1);
chai_1.expect(err).to.equal('bad');
done();
});
});
it('should create expose a error property', function () {
var e = Observable.throw('error');
chai_1.expect(e['error']).to.equal('error');
});
it('should create ErrorObservable via static create function', function () {
var e = new ErrorObservable_1.ErrorObservable('error');
var r = ErrorObservable_1.ErrorObservable.create('error');
chai_1.expect(e).to.deep.equal(r);
});
it('should accept scheduler', function () {
var e = Observable.throw('error', rxTestScheduler);
expectObservable(e).toBe('#');
});
});
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