本文整理匯總了TypeScript中app/services/store.TodoService類的典型用法代碼示例。如果您正苦於以下問題：TypeScript TodoService類的具體用法？TypeScript TodoService怎麽用？TypeScript TodoService使用的例子？那麽, 這裏精選的類代碼示例或許可以為您提供幫助。
在下文中一共展示了TodoService類的3個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的TypeScript代碼示例。
示例1: describe
describe('TodoStore', () => {
let service: TodoService;
let localStorage: MockLocalStorageService;
beforeEach(() => {
objects = [
new Todo({ id: 1, title: 'one' }),
new Todo({ id: 2, title: 'two' }),
new Todo({ id: 3, title: 'three' })
];
localStorage = new MockLocalStorageService();
service = new TodoService(localStorage as any);
});
it('should create a service', () => {
expect(service).not.to.be.null;
});
it('should return an Observable of Todos', async () => {
const result = await service.get().toPromise();
expect(result).to.deep.equal(objects);
expect(result).not.to.equal(objects);
});
it('should add a new Todo', async () => {
const result = await service.add('four').toPromise();
expect(result).to.have.lengthOf(4);
expect(result[3].title).to.equal('four');
});
it('should update a Todo', async () => {
const todo = objects[1];
todo.title = 'two edited';
const result = await service.update(todo).toPromise();
expect(result).to.have.lengthOf(3);
expect(result[1]).to.deep.equal(todo);
expect(result[1]).not.to.equal(todo);
});
it('should set new Todos', async () => {
const todos = [
new Todo({ title: 'foo' }),
new Todo({ title: 'bar' })
];
const result = await service.set(todos).toPromise();
expect(result).to.have.lengthOf(2);
expect(result).to.be.deep.equal(todos);
expect(result).not.to.equal(todos);
});
it('should delete a Todo', async () => {
const original = [...objects];
const result = await service.delete(objects[1]).toPromise();
expect(result).to.have.lengthOf(2);
expect(result[0]).to.deep.equal(original[0]);
expect(result[1]).to.deep.equal(original[2]);
});
});示例2: async
it('should delete a Todo', async () => {
const original = [...objects];
const result = await service.delete(objects[1]).toPromise();
expect(result).to.have.lengthOf(2);
expect(result[0]).to.deep.equal(original[0]);
expect(result[1]).to.deep.equal(original[2]);
});示例3: Todo
it('should set new Todos', async () => {
const todos = [
new Todo({ title: 'foo' }),
new Todo({ title: 'bar' })
];
const result = await service.set(todos).toPromise();
expect(result).to.have.lengthOf(2);
expect(result).to.be.deep.equal(todos);
expect(result).not.to.equal(todos);
});