/**
 * @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
 */
import { HttpRequest } from '@angular/common/http';
import { TestRequest } from './request';
/**
 * Defines a matcher for requests based on URL, method, or both.
 *
 * @stable
 */
export interface RequestMatch {
    method?: string;
    url?: string;
}
/**
 * Controller to be injected into tests, that allows for mocking and flushing
 * of requests.
 *
 * @stable
 */
export declare abstract class HttpTestingController {
    /**
     * Search for requests that match the given parameter, without any expectations.
     */
    abstract match(match: string | RequestMatch | ((req: HttpRequest<any>) => boolean)): TestRequest[];
    /**
     * Expect that a single request has been made which matches the given URL, and return its
     * mock.
     *
     * If no such request has been made, or more than one such request has been made, fail with an
     * error message including the given request description, if any.
     */
    abstract expectOne(url: string, description?: string): TestRequest;
    /**
     * Expect that a single request has been made which matches the given parameters, and return
     * its mock.
     *
     * If no such request has been made, or more than one such request has been made, fail with an
     * error message including the given request description, if any.
     */
    abstract expectOne(params: RequestMatch, description?: string): TestRequest;
    /**
     * Expect that a single request has been made which matches the given predicate function, and
     * return its mock.
     *
     * If no such request has been made, or more than one such request has been made, fail with an
     * error message including the given request description, if any.
     */
    abstract expectOne(matchFn: ((req: HttpRequest<any>) => boolean), description?: string): TestRequest;
    /**
     * Expect that a single request has been made which matches the given condition, and return
     * its mock.
     *
     * If no such request has been made, or more than one such request has been made, fail with an
     * error message including the given request description, if any.
     */
    abstract expectOne(match: string | RequestMatch | ((req: HttpRequest<any>) => boolean), description?: string): TestRequest;
    /**
     * Expect that no requests have been made which match the given URL.
     *
     * If a matching request has been made, fail with an error message including the given request
     * description, if any.
     */
    abstract expectNone(url: string, description?: string): void;
    /**
     * Expect that no requests have been made which match the given parameters.
     *
     * If a matching request has been made, fail with an error message including the given request
     * description, if any.
     */
    abstract expectNone(params: RequestMatch, description?: string): void;
    /**
     * Expect that no requests have been made which match the given predicate function.
     *
     * If a matching request has been made, fail with an error message including the given request
     * description, if any.
     */
    abstract expectNone(matchFn: ((req: HttpRequest<any>) => boolean), description?: string): void;
    /**
     * Expect that no requests have been made which match the given condition.
     *
     * If a matching request has been made, fail with an error message including the given request
     * description, if any.
     */
    abstract expectNone(match: string | RequestMatch | ((req: HttpRequest<any>) => boolean), description?: string): void;
    /**
     * Verify that no unmatched requests are outstanding.
     *
     * If any requests are outstanding, fail with an error message indicating which requests were not
     * handled.
     *
     * If `ignoreCancelled` is not set (the default), `verify()` will also fail if cancelled requests
     * were not explicitly matched.
     */
    abstract verify(opts?: {
        ignoreCancelled?: boolean;
    }): void;
}