test(hgrid): adding forwardRef to cyclical ref

Author: kdinev

projects/igniteui-angular/src/lib/grids/hierarchical-grid/row-island.component.ts

@@ -10,6 +10,7 @@ import {
     ContentChildren,
     ElementRef,
     EventEmitter,
+    forwardRef,
     Inject,
     Injector,
     Input,
@@ -79,7 +80,7 @@ export class IgxRowIslandComponent extends IgxHierarchicalGridBaseDirective
     /**
      * @hidden
      */
-    @ContentChildren(IgxRowIslandComponent, { read: IgxRowIslandComponent, descendants: false })
+    @ContentChildren(forwardRef(() => IgxRowIslandComponent), { read: IgxRowIslandComponent, descendants: false })
     public children = new QueryList<IgxRowIslandComponent>();
 
     /**

projects/igniteui-angular/src/test.ts

@@ -10,7 +10,6 @@ import {
 } from '@angular/platform-browser-dynamic/testing';
 import { registerLocaleData } from '@angular/common';
 
-
 import localeFr from '@angular/common/locales/fr';
 import localeDe from '@angular/common/locales/de';
 import localeJa from '@angular/common/locales/ja';