[DURACOM-191] fix various tests

now tests are not breaking anymore, but there are some excluded tests that need to be fixed after everything else.

src/app/import-external-page/import-external-page.component.spec.ts

@@ -1,11 +1,14 @@
 import { NO_ERRORS_SCHEMA } from '@angular/core';
-import { waitForAsync, ComponentFixture, TestBed } from '@angular/core/testing';
+import { ComponentFixture, TestBed, waitForAsync } from '@angular/core/testing';
 import { ImportExternalPageComponent } from './import-external-page.component';
 import { ThemeService } from '../shared/theme-support/theme.service';
 import { getMockThemeService } from '../shared/mocks/theme-service.mock';
 import { ActivatedRoute } from '@angular/router';
 import { ActivatedRouteStub } from '../shared/testing/active-router.stub';
 import { SearchConfigurationService } from '../core/shared/search/search-configuration.service';
+import {
+  ThemedSubmissionImportExternalComponent
+} from '../submission/import-external/themed-submission-import-external.component';
 
 describe('ImportExternalPageComponent', () => {
   let component: ImportExternalPageComponent;
@@ -21,6 +24,12 @@ describe('ImportExternalPageComponent', () => {
     ],
     schemas: [NO_ERRORS_SCHEMA]
 })
+      .overrideComponent(ImportExternalPageComponent, {
+          remove: {
+            imports: [ThemedSubmissionImportExternalComponent]
+          }
+        }
+      )
     .compileComponents();
   }));