/**
 * @license Angular v7.2.2
 * (c) 2010-2018 Google, Inc. https://angular.io/
 * License: MIT
 */

import { __decorate } from 'tslib';
import { HttpHeaders, HttpResponse, HttpErrorResponse, HttpEventType, HttpClientModule, HttpBackend } from '@angular/common/http';
import { Injectable, NgModule } from '@angular/core';
import { Observable } from 'rxjs';

/**
 * @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
 */
/**
 * Controller to be injected into tests, that allows for mocking and flushing
 * of requests.
 *
 * @publicApi
 */
var HttpTestingController = /** @class */ (function () {
    function HttpTestingController() {
    }
    return HttpTestingController;
}());

/**
 * @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
 */
/**
 * A mock requests that was received and is ready to be answered.
 *
 * This interface allows access to the underlying `HttpRequest`, and allows
 * responding with `HttpEvent`s or `HttpErrorResponse`s.
 *
 * @publicApi
 */
var TestRequest = /** @class */ (function () {
    function TestRequest(request, observer) {
        this.request = request;
        this.observer = observer;
        /**
         * @internal set by `HttpClientTestingBackend`
         */
        this._cancelled = false;
    }
    Object.defineProperty(TestRequest.prototype, "cancelled", {
        /**
         * Whether the request was cancelled after it was sent.
         */
        get: function () { return this._cancelled; },
        enumerable: true,
        configurable: true
    });
    /**
     * Resolve the request by returning a body plus additional HTTP information (such as response
     * headers) if provided.
     *
     * Both successful and unsuccessful responses can be delivered via `flush()`.
     */
    TestRequest.prototype.flush = function (body, opts) {
        if (opts === void 0) { opts = {}; }
        if (this.cancelled) {
            throw new Error("Cannot flush a cancelled request.");
        }
        var url = this.request.urlWithParams;
        var headers = (opts.headers instanceof HttpHeaders) ? opts.headers : new HttpHeaders(opts.headers);
        body = _maybeConvertBody(this.request.responseType, body);
        var statusText = opts.statusText;
        var status = opts.status !== undefined ? opts.status : 200;
        if (opts.status === undefined) {
            if (body === null) {
                status = 204;
                statusText = statusText || 'No Content';
            }
            else {
                statusText = statusText || 'OK';
            }
        }
        if (statusText === undefined) {
            throw new Error('statusText is required when setting a custom status.');
        }
        if (status >= 200 && status < 300) {
            this.observer.next(new HttpResponse({ body: body, headers: headers, status: status, statusText: statusText, url: url }));
            this.observer.complete();
        }
        else {
            this.observer.error(new HttpErrorResponse({ error: body, headers: headers, status: status, statusText: statusText, url: url }));
        }
    };
    /**
     * Resolve the request by returning an `ErrorEvent` (e.g. simulating a network failure).
     */
    TestRequest.prototype.error = function (error, opts) {
        if (opts === void 0) { opts = {}; }
        if (this.cancelled) {
            throw new Error("Cannot return an error for a cancelled request.");
        }
        if (opts.status && opts.status >= 200 && opts.status < 300) {
            throw new Error("error() called with a successful status.");
        }
        var headers = (opts.headers instanceof HttpHeaders) ? opts.headers : new HttpHeaders(opts.headers);
        this.observer.error(new HttpErrorResponse({
            error: error,
            headers: headers,
            status: opts.status || 0,
            statusText: opts.statusText || '',
            url: this.request.urlWithParams,
        }));
    };
    /**
     * Deliver an arbitrary `HttpEvent` (such as a progress event) on the response stream for this
     * request.
     */
    TestRequest.prototype.event = function (event) {
        if (this.cancelled) {
            throw new Error("Cannot send events to a cancelled request.");
        }
        this.observer.next(event);
    };
    return TestRequest;
}());
/**
 * Helper function to convert a response body to an ArrayBuffer.
 */
function _toArrayBufferBody(body) {
    if (typeof ArrayBuffer === 'undefined') {
        throw new Error('ArrayBuffer responses are not supported on this platform.');
    }
    if (body instanceof ArrayBuffer) {
        return body;
    }
    throw new Error('Automatic conversion to ArrayBuffer is not supported for response type.');
}
/**
 * Helper function to convert a response body to a Blob.
 */
function _toBlob(body) {
    if (typeof Blob === 'undefined') {
        throw new Error('Blob responses are not supported on this platform.');
    }
    if (body instanceof Blob) {
        return body;
    }
    if (ArrayBuffer && body instanceof ArrayBuffer) {
        return new Blob([body]);
    }
    throw new Error('Automatic conversion to Blob is not supported for response type.');
}
/**
 * Helper function to convert a response body to JSON data.
 */
function _toJsonBody(body, format) {
    if (format === void 0) { format = 'JSON'; }
    if (typeof ArrayBuffer !== 'undefined' && body instanceof ArrayBuffer) {
        throw new Error("Automatic conversion to " + format + " is not supported for ArrayBuffers.");
    }
    if (typeof Blob !== 'undefined' && body instanceof Blob) {
        throw new Error("Automatic conversion to " + format + " is not supported for Blobs.");
    }
    if (typeof body === 'string' || typeof body === 'number' || typeof body === 'object' ||
        Array.isArray(body)) {
        return body;
    }
    throw new Error("Automatic conversion to " + format + " is not supported for response type.");
}
/**
 * Helper function to convert a response body to a string.
 */
function _toTextBody(body) {
    if (typeof body === 'string') {
        return body;
    }
    if (typeof ArrayBuffer !== 'undefined' && body instanceof ArrayBuffer) {
        throw new Error('Automatic conversion to text is not supported for ArrayBuffers.');
    }
    if (typeof Blob !== 'undefined' && body instanceof Blob) {
        throw new Error('Automatic conversion to text is not supported for Blobs.');
    }
    return JSON.stringify(_toJsonBody(body, 'text'));
}
/**
 * Convert a response body to the requested type.
 */
function _maybeConvertBody(responseType, body) {
    if (body === null) {
        return null;
    }
    switch (responseType) {
        case 'arraybuffer':
            return _toArrayBufferBody(body);
        case 'blob':
            return _toBlob(body);
        case 'json':
            return _toJsonBody(body);
        case 'text':
            return _toTextBody(body);
        default:
            throw new Error("Unsupported responseType: " + responseType);
    }
}

/**
 * @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
 */
/**
 * A testing backend for `HttpClient` which both acts as an `HttpBackend`
 * and as the `HttpTestingController`.
 *
 * `HttpClientTestingBackend` works by keeping a list of all open requests.
 * As requests come in, they're added to the list. Users can assert that specific
 * requests were made and then flush them. In the end, a verify() method asserts
 * that no unexpected requests were made.
 *
 *
 */
var HttpClientTestingBackend = /** @class */ (function () {
    function HttpClientTestingBackend() {
        /**
         * List of pending requests which have not yet been expected.
         */
        this.open = [];
    }
    /**
     * Handle an incoming request by queueing it in the list of open requests.
     */
    HttpClientTestingBackend.prototype.handle = function (req) {
        var _this = this;
        return new Observable(function (observer) {
            var testReq = new TestRequest(req, observer);
            _this.open.push(testReq);
            observer.next({ type: HttpEventType.Sent });
            return function () { testReq._cancelled = true; };
        });
    };
    /**
     * Helper function to search for requests in the list of open requests.
     */
    HttpClientTestingBackend.prototype._match = function (match) {
        if (typeof match === 'string') {
            return this.open.filter(function (testReq) { return testReq.request.urlWithParams === match; });
        }
        else if (typeof match === 'function') {
            return this.open.filter(function (testReq) { return match(testReq.request); });
        }
        else {
            return this.open.filter(function (testReq) { return (!match.method || testReq.request.method === match.method.toUpperCase()) &&
                (!match.url || testReq.request.urlWithParams === match.url); });
        }
    };
    /**
     * Search for requests in the list of open requests, and return all that match
     * without asserting anything about the number of matches.
     */
    HttpClientTestingBackend.prototype.match = function (match) {
        var _this = this;
        var results = this._match(match);
        results.forEach(function (result) {
            var index = _this.open.indexOf(result);
            if (index !== -1) {
                _this.open.splice(index, 1);
            }
        });
        return results;
    };
    /**
     * Expect that a single outstanding request matches the given matcher, and return
     * it.
     *
     * Requests returned through this API will no longer be in the list of open requests,
     * and thus will not match twice.
     */
    HttpClientTestingBackend.prototype.expectOne = function (match, description) {
        description = description || this.descriptionFromMatcher(match);
        var matches = this.match(match);
        if (matches.length > 1) {
            throw new Error("Expected one matching request for criteria \"" + description + "\", found " + matches.length + " requests.");
        }
        if (matches.length === 0) {
            throw new Error("Expected one matching request for criteria \"" + description + "\", found none.");
        }
        return matches[0];
    };
    /**
     * Expect that no outstanding requests match the given matcher, and throw an error
     * if any do.
     */
    HttpClientTestingBackend.prototype.expectNone = function (match, description) {
        description = description || this.descriptionFromMatcher(match);
        var matches = this.match(match);
        if (matches.length > 0) {
            throw new Error("Expected zero matching requests for criteria \"" + description + "\", found " + matches.length + ".");
        }
    };
    /**
     * Validate that there are no outstanding requests.
     */
    HttpClientTestingBackend.prototype.verify = function (opts) {
        if (opts === void 0) { opts = {}; }
        var open = this.open;
        // It's possible that some requests may be cancelled, and this is expected.
        // The user can ask to ignore open requests which have been cancelled.
        if (opts.ignoreCancelled) {
            open = open.filter(function (testReq) { return !testReq.cancelled; });
        }
        if (open.length > 0) {
            // Show the methods and URLs of open requests in the error, for convenience.
            var requests = open.map(function (testReq) {
                var url = testReq.request.urlWithParams.split('?')[0];
                var method = testReq.request.method;
                return method + " " + url;
            })
                .join(', ');
            throw new Error("Expected no open requests, found " + open.length + ": " + requests);
        }
    };
    HttpClientTestingBackend.prototype.descriptionFromMatcher = function (matcher) {
        if (typeof matcher === 'string') {
            return "Match URL: " + matcher;
        }
        else if (typeof matcher === 'object') {
            var method = matcher.method || '(any)';
            var url = matcher.url || '(any)';
            return "Match method: " + method + ", URL: " + url;
        }
        else {
            return "Match by function: " + matcher.name;
        }
    };
    HttpClientTestingBackend = __decorate([
        Injectable()
    ], HttpClientTestingBackend);
    return HttpClientTestingBackend;
}());

/**
 * @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
 */
/**
 * Configures `HttpClientTestingBackend` as the `HttpBackend` used by `HttpClient`.
 *
 * Inject `HttpTestingController` to expect and flush requests in your tests.
 *
 * @publicApi
 */
var HttpClientTestingModule = /** @class */ (function () {
    function HttpClientTestingModule() {
    }
    HttpClientTestingModule = __decorate([
        NgModule({
            imports: [
                HttpClientModule,
            ],
            providers: [
                HttpClientTestingBackend,
                { provide: HttpBackend, useExisting: HttpClientTestingBackend },
                { provide: HttpTestingController, useExisting: HttpClientTestingBackend },
            ],
        })
    ], HttpClientTestingModule);
    return HttpClientTestingModule;
}());

/**
 * @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
 */

/**
 * @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
 */

/**
 * Generated bundle index. Do not edit.
 */

export { HttpClientTestingBackend as ɵangular_packages_common_http_testing_testing_a, HttpTestingController, HttpClientTestingModule, TestRequest };
//# sourceMappingURL=testing.js.map
