Function $httpBackend

lib/test/angular/1.8.0/angular-mocks.js:1519–1618

(method, url, data, callback, headers, timeout, withCredentials, responseType, eventHandlers, uploadEventHandlers)

  // TODO(vojta): change params to: method, url, data, headers, callback
  function $httpBackend(method, url, data, callback, headers, timeout, withCredentials, responseType, eventHandlers, uploadEventHandlers) {

    var xhr = new MockXhr(),
        expectation = expectations[0],
        wasExpected = false;

    xhr.$$events = eventHandlers;
    xhr.upload.$$events = uploadEventHandlers;

    function prettyPrint(data) {
      return (angular.isString(data) || angular.isFunction(data) || data instanceof RegExp)
          ? data
          : angular.toJson(data);
    }

    function wrapResponse(wrapped) {
      if (!$browser && timeout) {
        if (timeout.then) {
          timeout.then(function() {
            handlePrematureEnd(angular.isDefined(timeout.$$timeoutId) ? 'timeout' : 'abort');
          });
        } else {
          $timeout(function() {
            handlePrematureEnd('timeout');
          }, timeout);
        }
      }

      handleResponse.description = method + ' ' + url;
      return handleResponse;

      function handleResponse() {
        var response = wrapped.response(method, url, data, headers, wrapped.params(url));
        xhr.$$respHeaders = response[2];
        callback(copy(response[0]), copy(response[1]), xhr.getAllResponseHeaders(),
                 copy(response[3] || ''), copy(response[4]));
      }

      function handlePrematureEnd(reason) {
        for (var i = 0, ii = responses.length; i < ii; i++) {
          if (responses[i] === handleResponse) {
            responses.splice(i, 1);
            callback(-1, undefined, '', undefined, reason);
            break;
          }
        }
      }
    }

    function createFatalError(message) {
      var error = new Error(message);
      // In addition to being converted to a rejection, these errors also need to be passed to
      // the $exceptionHandler and be rethrown (so that the test fails).
      error.$$passToExceptionHandler = true;
      return error;
    }

    if (expectation && expectation.match(method, url)) {