本文整理汇总了TypeScript中@angular/material/core.HasInitialized类的典型用法代码示例。如果您正苦于以下问题：TypeScript HasInitialized类的具体用法？TypeScript HasInitialized怎么用？TypeScript HasInitialized使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了HasInitialized类的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的TypeScript代码示例。
示例1: describe
describe('MixinHasInitialized', () => {
class EmptyClass { }
let instance: HasInitialized;
beforeEach(() => {
const classWithHasInitialized = mixinInitialized(EmptyClass);
instance = new classWithHasInitialized();
});
it('should emit for subscriptions made before the directive was marked as initialized', done => {
// Listen for an event from the initialized stream and mark the test as done when it emits.
instance.initialized.subscribe(() => done());
// Mark the class as initialized so that the stream emits and the test completes.
instance._markInitialized();
});
it('should emit for subscriptions made after the directive was marked as initialized', done => {
// Mark the class as initialized so the stream emits when subscribed and the test completes.
instance._markInitialized();
// Listen for an event from the initialized stream and mark the test as done when it emits.
instance.initialized.subscribe(() => done());
});
it('should emit for multiple subscriptions made before and after marked as initialized', done => {
// Should expect the number of notifications to match the number of subscriptions.
const expectedNotificationCount = 4;
let currentNotificationCount = 0;
// Function that completes the test when the number of notifications meets the expectation.
function onNotified() {
currentNotificationCount++;
if (currentNotificationCount === expectedNotificationCount) {
done();
}
}
instance.initialized.subscribe(onNotified); // Subscription 1
instance.initialized.subscribe(onNotified); // Subscription 2
instance._markInitialized();
instance.initialized.subscribe(onNotified); // Subscription 3
instance.initialized.subscribe(onNotified); // Subscription 4
});
});示例2: it
it('should emit for subscriptions made after the directive was marked as initialized', done => {
// Mark the class as initialized so the stream emits when subscribed and the test completes.
instance._markInitialized();
// Listen for an event from the initialized stream and mark the test as done when it emits.
instance.initialized.subscribe(() => done());
});示例3: onNotified
it('should emit for multiple subscriptions made before and after marked as initialized', done => {
// Should expect the number of notifications to match the number of subscriptions.
const expectedNotificationCount = 4;
let currentNotificationCount = 0;
// Function that completes the test when the number of notifications meets the expectation.
function onNotified() {
currentNotificationCount++;
if (currentNotificationCount === expectedNotificationCount) {
done();
}
}
instance.initialized.subscribe(onNotified); // Subscription 1
instance.initialized.subscribe(onNotified); // Subscription 2
instance._markInitialized();
instance.initialized.subscribe(onNotified); // Subscription 3
instance.initialized.subscribe(onNotified); // Subscription 4
});