100 lines
3.1 KiB
JavaScript
100 lines
3.1 KiB
JavaScript
import domEventSourceCallable from 'consul-ui/utils/dom/event-source/callable';
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import EventTarget from 'consul-ui/utils/dom/event-target/rsvp';
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import { Promise } from 'rsvp';
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import { module } from 'qunit';
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import { setupTest } from 'ember-qunit';
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import test from 'ember-sinon-qunit/test-support/test';
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module('Integration | Utility | dom/event-source/callable', function(hooks) {
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setupTest(hooks);
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test('it dispatches messages', function(assert) {
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assert.expect(1);
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const EventSource = domEventSourceCallable(EventTarget);
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const listener = this.stub();
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const source = new EventSource(
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function(configuration) {
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return new Promise(resolve => {
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setTimeout(() => {
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this.dispatchEvent({
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type: 'message',
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data: null,
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});
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resolve();
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}, configuration.milliseconds);
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});
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},
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{
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milliseconds: 100,
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}
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);
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source.addEventListener('message', function() {
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listener();
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});
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return new Promise(function(resolve) {
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setTimeout(function() {
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source.close();
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assert.equal(listener.callCount, 5);
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resolve();
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}, 550);
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});
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});
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test('it dispatches a single open event and closes when called with no callable', function(assert) {
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assert.expect(4);
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const EventSource = domEventSourceCallable(EventTarget);
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const listener = this.stub();
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const source = new EventSource();
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source.addEventListener('open', function(e) {
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assert.deepEqual(e.target, this);
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assert.equal(e.target.readyState, 1);
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listener();
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});
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return Promise.resolve().then(function() {
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assert.ok(listener.calledOnce);
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assert.equal(source.readyState, 2);
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});
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});
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test('it dispatches a single open event, and calls the specified callable that can dispatch an event', function(assert) {
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assert.expect(1);
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const EventSource = domEventSourceCallable(EventTarget);
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const listener = this.stub();
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const source = new EventSource(function() {
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return new Promise(resolve => {
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setTimeout(() => {
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this.dispatchEvent({
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type: 'message',
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data: {},
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});
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this.close();
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}, 190);
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});
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});
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source.addEventListener('open', function() {
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// open is called first
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listener();
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});
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return new Promise(function(resolve) {
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source.addEventListener('message', function() {
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// message is called second
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assert.ok(listener.calledOnce);
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resolve();
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});
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});
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});
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test("it can be closed before the first tick, and therefore doesn't run", function(assert) {
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assert.expect(3);
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const EventSource = domEventSourceCallable(EventTarget);
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const listener = this.stub();
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const source = new EventSource();
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source.close();
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assert.equal(source.readyState, 2);
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source.addEventListener('open', function(e) {
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listener();
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});
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return Promise.resolve().then(function() {
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assert.notOk(listener.called);
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assert.equal(source.readyState, 2);
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});
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});
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});
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