text: /**
   * @license Angular v10.0.14
   * (c) 2010-2020 Google LLC. https://angular.io/
   * License: MIT
   */
  
  (function (global, factory) {
      typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('@angular/common/http'), require('@angular/core'), require('rxjs')) :
      typeof define === 'function' && define.amd ? define('@angular/common/http/testing', ['exports', '@angular/common/http', '@angular/core', 'rxjs'], factory) :
      (global = global || self, factory((global.ng = global.ng || {}, global.ng.common = global.ng.common || {}, global.ng.common.http = global.ng.common.http || {}, global.ng.common.http.testing = {}), global.ng.common.http, global.ng.core, global.rxjs));
  }(this, (function (exports, http, core, rxjs) { 'use strict';
  
      /**
       * @license
       * Copyright Google LLC 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 LLC 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: false,
              configurable: true
          });
          /**
           * Resolve the request by returning a body plus additional HTTP information (such as response
           * headers) if provided.
           * If the request specifies an expected body type, the body is converted into the requested type.
           * Otherwise, the body is converted to `JSON` by default.
           *
           * 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 http.HttpHeaders) ? opts.headers : new http.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 http.HttpResponse({ body: body, headers: headers, status: status, statusText: statusText, url: url }));
                  this.observer.complete();
              }
              else {
                  this.observer.error(new http.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 http.HttpHeaders) ? opts.headers : new http.HttpHeaders(opts.headers);
              this.observer.error(new http.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 LLC 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 rxjs.Observable(function (observer) {
                  var testReq = new TestRequest(req, observer);
                  _this.open.push(testReq);
                  observer.next({ type: http.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) {
                  var message = "Expected one matching request for criteria \"" + description + "\", found none.";
                  if (this.open.length > 0) {
                      // Show the methods and URLs of open requests in the error, for convenience.
                      var requests = this.open
                          .map(function (testReq) {
                          var url = testReq.request.urlWithParams;
                          var method = testReq.request.method;
                          return method + " " + url;
                      })
                          .join(', ');
                      message += " Requests received are: " + requests + ".";
                  }
                  throw new Error(message);
              }
              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;
              }
          };
          return HttpClientTestingBackend;
      }());
      HttpClientTestingBackend.decorators = [
          { type: core.Injectable }
      ];
  
      /**
       * @license
       * Copyright Google LLC 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() {
          }
          return HttpClientTestingModule;
      }());
      HttpClientTestingModule.decorators = [
          { type: core.NgModule, args: [{
                      imports: [
                          http.HttpClientModule,
                      ],
                      providers: [
                          HttpClientTestingBackend,
                          { provide: http.HttpBackend, useExisting: HttpClientTestingBackend },
                          { provide: HttpTestingController, useExisting: HttpClientTestingBackend },
                      ],
                  },] }
      ];
  
      /**
       * @license
       * Copyright Google LLC 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 LLC 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.
       */
  
      exports.HttpClientTestingModule = HttpClientTestingModule;
      exports.HttpTestingController = HttpTestingController;
      exports.TestRequest = TestRequest;
      exports.ɵangular_packages_common_http_testing_testing_a = HttpClientTestingBackend;
  
      Object.defineProperty(exports, '__esModule', { value: true });
  
  })));
  //# sourceMappingURL=common-http-testing.umd.js.map
  