[ADF-5366] initialize discovery and version compatibility service for oauth based session (#6864)

* [ADF-5366] initialize discovery and version compatibility service for oauth based session

* better error message

* * fix spaces

* * revert the search service

* * fix build

* * check properties after type update

* * check properties after type update

* * check properties after type update

* * fix infinite loop

* * fix test without title

* * wait for options

* * wait for session

* Update metadata-content-type.e2e.ts

* Update metadata-content-type.e2e.ts

* Update protractor.excludes.json

* Update protractor.excludes.json

lib/core/directives/node-download.directive.spec.ts

@@ -41,6 +41,12 @@ describe('NodeDownloadDirective', () => {
     let apiService: AlfrescoApiService;
     let contentService;
     let dialogSpy;
+    const mockOauth2Auth = {
+        oauth2Auth: {
+            callCustomApi: () => Promise.resolve(),
+            on: jasmine.createSpy('on')
+        }
+    };
 
     setupTestBed({
         imports: [
@@ -63,7 +69,7 @@ describe('NodeDownloadDirective', () => {
     });
 
     it('should not download node when selection is empty', () => {
-        spyOn(apiService, 'getInstance');
+        spyOn(apiService, 'getInstance').and.returnValue(mockOauth2Auth);
         component.selection = [];
 
         fixture.detectChanges();