jasmine $httpBackend giving error

[jitendrasbhati]

describe("ChartApp Factory Tests", function () {
var $root={}; beforeEach(module('chartApp'));

         it("expects GET http calls and returns mock data", inject(function ($http, $httpBackend,$rootScope,$controller) {
                var url = 'RNASequenceDataServlet?country=scatterplot',
                    successCallback = jasmine.createSpy();

                $scope = $rootScope.$new();
                $root=$rootScope;

                ctrl = $controller('chartCtrl', {
                    $scope : $scope

                });
                // Create expectation

                $httpBackend.expectGET(url).respond(200, 'mock data');

                // Call http service
                $http.get(url).success(successCallback);

                // callback called only after flush
                expect(successCallback).not.toHaveBeenCalled();

                // flush response
                $httpBackend.flush();

                // Verify expectations
                // Actual response is  [ 'mock data', 200, Function, { method : 'GET', url : '/path/to/resource' } ]
                expect(successCallback.mostRecentCall.args).toContain('mock data');
                expect(successCallback.mostRecentCall.args[1]).toBe(200);
                expect(url).toEqual('RNASequenceDataServlet?country=scatterplot');
                $root.$apply();
                console.log($scope.scatterplotdata);
            }));

});

Error:-Unexpected request: GET ReadingExistingComment Expected GET RNASequenceDataServlet?country=scatterplot

It is redirecting to  ReadingExistingComment servlet,though I have not given  that path in url.