test(filtering): fixing a broken test #5627

Author: astaev

projects/igniteui-angular/src/lib/grids/grid/grid-filtering-ui.spec.ts

@@ -1819,6 +1819,8 @@ describe('IgxGrid - Filtering Row UI actions', () => {
             fix.detectChanges();
 
             GridFunctions.filterBy('Today', '', fix);
+            fix.detectChanges();
+            tick(100);
             expect(grid.rowList.length).toEqual(1);
             GridFunctions.filterBy('Null', '', fix);
             expect(grid.rowList.length).toEqual(0);

projects/igniteui-angular/src/lib/test-utils/grid-functions.spec.ts

@@ -409,11 +409,11 @@ export class GridFunctions {
         input.nativeElement.dispatchEvent(new Event('keydown'));
         input.nativeElement.dispatchEvent(new Event('input'));
         input.nativeElement.dispatchEvent(new Event('keyup'));
-        fix.detectChanges();
+        // fix.detectChanges();
 
         // Enter key to submit
         this.simulateKeyboardEvent(input, 'keydown', 'Enter');
-        fix.detectChanges();
+        // fix.detectChanges();
     }
 
     public static filterBy(condition: string, value: string, fix: ComponentFixture<any>) {
@@ -424,7 +424,7 @@ export class GridFunctions {
         const ddList = fix.debugElement.query(By.css('div.igx-drop-down__list.igx-toggle'));
         this.selectFilteringCondition(condition, ddList);
         fix.detectChanges();
-        tick(100);
+
        this.applyFilter(value, fix);
     }