[ADF-1220] Extra data sources for Document List (#2224)

* initial trashcan support and demo page

* use testbed for unit tests

* support for restricting navigation for special data sources

* shared links mode, thumbnail fixes

* update unit tests

* improve Trashcan/SharedLinks columns

* Sites view for document list

* Favorites support for DL, upgrade to latest js-api (alpha)

* recent files support for document list

* support default presets

* readme updates and code fixes

* code fixes

* breadcrumb fixes

- show custom root node for certain scenarios
- fix css issues
- fix crash related to missing "path" property for certain scenarios

* toolbar style fixes

- addresses the shrinking issues with components embedded into toolbar (i.e. breadcrumb)

* i18n support for column presets

* unit tests

ng2-components/ng2-alfresco-documentlist/src/components/empty-folder/empty-folder-content.directive.spec.ts

@@ -15,9 +15,13 @@
  * limitations under the License.
  */
 
-import { DataTableComponent } from 'ng2-alfresco-datatable';
+import { CUSTOM_ELEMENTS_SCHEMA } from '@angular/core';
+import { async, TestBed } from '@angular/core/testing';
+import { CoreModule } from 'ng2-alfresco-core';
+import { DataTableComponent, DataTableModule } from 'ng2-alfresco-datatable';
+import { MaterialModule } from '../../material.module';
+import { DocumentListService } from '../../services/document-list.service';
 
-import { DocumentListServiceMock } from './../../assets/document-list.service.mock';
 import { DocumentListComponent } from './../document-list.component';
 import { EmptyFolderContentDirective } from './empty-folder-content.directive';
 
@@ -26,9 +30,27 @@ describe('EmptyFolderContent', () => {
     let emptyFolderContent: EmptyFolderContentDirective;
     let documentList: DocumentListComponent;
 
+    beforeEach(async(() => {
+        TestBed.configureTestingModule({
+            imports: [
+                CoreModule,
+                DataTableModule,
+                MaterialModule
+            ],
+            declarations: [
+                DocumentListComponent
+            ],
+            providers: [
+                DocumentListService
+            ],
+            schemas: [
+                CUSTOM_ELEMENTS_SCHEMA
+            ]
+        }).compileComponents();
+    }));
+
     beforeEach(() => {
-        let documentListService = new DocumentListServiceMock();
-        documentList = new DocumentListComponent(documentListService, null, null);
+        documentList = TestBed.createComponent(DocumentListComponent).componentInstance;
         documentList.dataTable = new DataTableComponent(null, null);
         emptyFolderContent = new EmptyFolderContentDirective(documentList);
     });