unit test performance (#3194)

* DataTable (-4 sec)

* PaginationComponent (-1 sec)

* DocumentList

* custom testbed setup, test upgrades

* test fixes

* more test fixes

* remove fdescribe

* test fixes

* test fixes

* more test fixes

* test fixes

* upgrade tests

* update tests

* upgrade tests

* upgrade tests

* upgrade tests

* upgrade tests

* update tests

* translate loader fixes

* auth and cookie fixes

* upgrade tests

* upgrade tests

* test fixes

* almost there

* diable broken tests

* process tests (part 1)

* fix lint issues

* another test upgrade

* almost there

* cleanup

* insights testing upgrade

* improve tests

* tests cleanup

* tests cleanup

* cleanup tests

* test cleanup

* favorite nodes tests

* rebase fix syntax

* fix core test

* give up test focus

* flush tabs

* fix search test

* Update document-list.component.spec.ts

* fix document list lock

* increase tick time

* remove duplicate test

lib/core/login/directives/login-footer.directive.spec.ts

@@ -15,37 +15,32 @@
  * limitations under the License.
  */
 
-import { async, TestBed } from '@angular/core/testing';
-import { RouterTestingModule } from '@angular/router/testing';
-
+import { TestBed, ComponentFixture } from '@angular/core/testing';
 import { LoginComponent } from '../components/login.component';
-import { MaterialModule } from '../../material.module';
 import { LoginFooterDirective } from './login-footer.directive';
+import { setupTestBed } from '../../testing/setupTestBed';
+import { CoreTestingModule } from '../../testing/core.testing.module';
 
 describe('LoginFooterDirective', () => {
+    let fixture: ComponentFixture<LoginComponent>;
     let component: LoginComponent;
     let directive: LoginFooterDirective;
 
-    beforeEach(async(() => {
-        TestBed.configureTestingModule({
-            imports: [
-                RouterTestingModule,
-                MaterialModule
-            ],
-            declarations: [
-                LoginFooterDirective,
-                LoginComponent
-            ]
-        }).compileComponents();
-    }));
+    setupTestBed({
+        imports: [CoreTestingModule]
+    });
 
     beforeEach(() => {
-        let fixture = TestBed.createComponent(LoginComponent);
+        fixture = TestBed.createComponent(LoginComponent);
         component = fixture.componentInstance;
         directive = new LoginFooterDirective(component);
     });
 
-    it('applies tempalate to Login component', () => {
+    afterEach(() => {
+        fixture.destroy();
+    });
+
+    it('applies template to Login component', () => {
         const template: any = '';
         directive.template = template;
         directive.ngAfterContentInit();