本文整理匯總了TypeScript中@angular/common/http.HttpClient.cache方法的典型用法代碼示例。如果您正苦於以下問題：TypeScript HttpClient.cache方法的具體用法？TypeScript HttpClient.cache怎麽用？TypeScript HttpClient.cache使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類@angular/common/http.HttpClient的用法示例。
在下文中一共展示了HttpClient.cache方法的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: it
it('should use cache', () => {
// Arrange
let interceptors: HttpInterceptor[];
const realRequest = http.request;
spyOn(HttpService.prototype, 'request').and.callFake(function(this: any) {
interceptors = this.interceptors;
return realRequest.apply(this, arguments);
});
// Act
const request = http.cache().get('/toto');
// Assert
request.subscribe(() => {
expect(
interceptors.some(i => i instanceof ApiPrefixInterceptor)
).toBeTruthy();
expect(
interceptors.some(i => i instanceof ErrorHandlerInterceptor)
).toBeTruthy();
expect(
interceptors.some(i => i instanceof CacheInterceptor)
).toBeTruthy();
});
httpMock.expectOne({}).flush({});
});示例2: getRandomQuote
getRandomQuote(context: RandomQuoteContext): Observable<string> {
return this.httpClient
.cache()
.get(routes.quote(context))
.pipe(
map((body: any) => body.value),
catchError(() => of('Error, could not load joke :-('))
);
}示例3: it
it('should use cache', () => {
// Act
const request = http.cache().get('/toto');
// Assert
request.subscribe(() => {
expect(interceptors.some(i => i instanceof ApiPrefixInterceptor)).toBeTruthy();
expect(interceptors.some(i => i instanceof ErrorHandlerInterceptor)).toBeTruthy();
expect(interceptors.some(i => i instanceof CacheInterceptor)).toBeTruthy();
});
httpMock.expectOne({}).flush({});
});