angular-cn/modules/playground/e2e_test/async/async_spec.ts

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import {verifyNoBrowserErrors} from 'angular2/src/testing/e2e_util';
describe('async', () => {
var URL = 'playground/src/async/index.html';
beforeEach(() => browser.get(URL));
it('should work with synchronous actions', () => {
var increment = $('#increment');
increment.$('.action').click();
expect(increment.$('.val').getText()).toEqual('1');
});
it('should wait for asynchronous actions', () => {
var timeout = $('#delayedIncrement');
// At this point, the async action is still pending, so the count should
// still be 0.
expect(timeout.$('.val').getText()).toEqual('0');
timeout.$('.action').click();
// whenStable should only be called when the async action finished,
// so the count should be 1 at this point.
expect(timeout.$('.val').getText()).toEqual('1');
});
it('should notice when asynchronous actions are cancelled', () => {
var timeout = $('#delayedIncrement');
// At this point, the async action is still pending, so the count should
// still be 0.
expect(timeout.$('.val').getText()).toEqual('0');
browser.ignoreSynchronization = true;
timeout.$('.action').click();
timeout.$('.cancel').click();
browser.ignoreSynchronization = false;
// whenStable should be called since the async action is cancelled. The
// count should still be 0;
expect(timeout.$('.val').getText()).toEqual('0');
});
it('should wait for a series of asynchronous actions', () => {
var timeout = $('#multiDelayedIncrements');
// At this point, the async action is still pending, so the count should
// still be 0.
expect(timeout.$('.val').getText()).toEqual('0');
timeout.$('.action').click();
// whenStable should only be called when all the async actions
// finished, so the count should be 10 at this point.
expect(timeout.$('.val').getText()).toEqual('10');
});
afterEach(verifyNoBrowserErrors);
});