101 lines
2.9 KiB
TypeScript
101 lines
2.9 KiB
TypeScript
/**
|
|
* @license
|
|
* Copyright Google Inc. All Rights Reserved.
|
|
*
|
|
* Use of this source code is governed by an MIT-style license that can be
|
|
* found in the LICENSE file at https://angular.io/license
|
|
*/
|
|
|
|
describe('Microtasks', function() {
|
|
if (!global.Promise) return;
|
|
|
|
function scheduleFn(task: Task) { Promise.resolve().then(<any>task.invoke); }
|
|
|
|
it('should execute microtasks enqueued in the root zone', function(done) {
|
|
const log: number[] = [];
|
|
|
|
Zone.current.scheduleMicroTask('test', () => log.push(1), undefined, scheduleFn);
|
|
Zone.current.scheduleMicroTask('test', () => log.push(2), undefined, scheduleFn);
|
|
Zone.current.scheduleMicroTask('test', () => log.push(3), undefined, scheduleFn);
|
|
|
|
setTimeout(function() {
|
|
expect(log).toEqual([1, 2, 3]);
|
|
done();
|
|
}, 10);
|
|
});
|
|
|
|
it('should correctly scheduleMacroTask microtasks vs macrotasks', function(done) {
|
|
const log = ['+root'];
|
|
|
|
Zone.current.scheduleMicroTask('test', () => log.push('root.mit'), undefined, scheduleFn);
|
|
|
|
setTimeout(function() {
|
|
log.push('+mat1');
|
|
Zone.current.scheduleMicroTask('test', () => log.push('mat1.mit'), undefined, scheduleFn);
|
|
log.push('-mat1');
|
|
}, 10);
|
|
|
|
setTimeout(function() { log.push('mat2'); }, 30);
|
|
|
|
setTimeout(function() {
|
|
expect(log).toEqual(['+root', '-root', 'root.mit', '+mat1', '-mat1', 'mat1.mit', 'mat2']);
|
|
done();
|
|
}, 40);
|
|
|
|
log.push('-root');
|
|
});
|
|
|
|
it('should execute Promise wrapCallback in the zone where they are scheduled', function(done) {
|
|
const resolvedPromise = Promise.resolve(null);
|
|
|
|
const testZone = Zone.current.fork({name: ''});
|
|
|
|
testZone.run(function() {
|
|
resolvedPromise.then(function() {
|
|
expect(Zone.current.name).toBe(testZone.name);
|
|
done();
|
|
});
|
|
});
|
|
});
|
|
|
|
it('should execute Promise wrapCallback in the zone where they are scheduled even if resolved ' +
|
|
'in different zone.',
|
|
function(done) {
|
|
let resolve: Function;
|
|
const promise = new Promise(function(rs) { resolve = rs; });
|
|
|
|
const testZone = Zone.current.fork({name: 'test'});
|
|
|
|
testZone.run(function() {
|
|
promise.then(function() {
|
|
expect(Zone.current).toBe(testZone);
|
|
done();
|
|
});
|
|
});
|
|
|
|
Zone.current.fork({name: 'test'}).run(function() { resolve(null); });
|
|
});
|
|
|
|
describe('Promise', function() {
|
|
it('should go through scheduleTask', function(done) {
|
|
let called = false;
|
|
const testZone = Zone.current.fork({
|
|
name: 'test',
|
|
onScheduleTask: function(delegate: ZoneDelegate, current: Zone, target: Zone, task: Task):
|
|
Task {
|
|
called = true;
|
|
delegate.scheduleTask(target, task);
|
|
return task;
|
|
}
|
|
});
|
|
|
|
testZone.run(function() {
|
|
Promise.resolve('value').then(function() {
|
|
expect(called).toEqual(true);
|
|
done();
|
|
});
|
|
});
|
|
});
|
|
});
|
|
});
|