add missing filterservice to SearchConfigurationService spec

src/app/+search-page/search-service/search-configuration.service.spec.ts

@@ -23,17 +23,20 @@ describe('SearchConfigurationService', () => {
 
   const backendFilters = [new SearchFilter('f.author', ['another value']), new SearchFilter('f.date', ['[2013 TO 2018]'])];
 
-  const spy = jasmine.createSpyObj('RouteService', {
+  const routeService = jasmine.createSpyObj('RouteService', {
     getQueryParameterValue: Observable.of(value1),
     getQueryParamsWithPrefix: Observable.of(prefixFilter)
   });
 
+  const fixedFilterService = jasmine.createSpyObj('SearchFixedFilterService', {
+    getQueryByFilterName: Observable.of(''),
+  });
+
   const activatedRoute: any = new ActivatedRouteStub();
 
   beforeEach(() => {
-    service = new SearchConfigurationService(spy, activatedRoute);
+    service = new SearchConfigurationService(routeService, fixedFilterService, activatedRoute);
   });
-
   describe('when the scope is called', () => {
     beforeEach(() => {
       service.getCurrentScope('');