Merge pull request #8477 from IgniteUI/ibarakov/fix-8184-10.2.x

fix(esf-templates): reset blank items on column change in esf templates

Author: DiyanDimitrov

projects/igniteui-angular/src/lib/grids/filtering/excel-style/grid.excel-style-filtering.component.ts

@@ -619,6 +619,7 @@ export class IgxGridExcelStyleFilteringComponent implements OnDestroy {
 
     private addItems(shouldUpdateSelection: boolean) {
         this.selectAllSelected = true;
+        this.containsNullOrEmpty = false;
         this.selectAllIndeterminate = false;
 
         this.uniqueValues.forEach(element => {

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

@@ -4860,6 +4860,20 @@ describe('IgxGrid - Filtering actions - Excel style filtering #grid', () => {
             inputNativeElement = GridFunctions.getExcelStyleSearchComponentInput(fix);
             expect(inputNativeElement.value).toBe('', 'input value didn\'t reset');
         }));
+
+        it('Should reset blank items on column change.', fakeAsync(() => {
+            GridFunctions.clickExcelFilterIconFromCode(fix, grid, 'ProductName');
+            flush();
+
+            let listItems = GridFunctions.getExcelStyleSearchComponentListItems(fix);
+            expect(listItems[1].innerText).toBe('(Blanks)');
+
+            GridFunctions.clickExcelFilterIconFromCode(fix, grid, 'AnotherField');
+            flush();
+
+            listItems = GridFunctions.getExcelStyleSearchComponentListItems(fix);
+            expect(listItems[1].innerText).not.toBe('(Blanks)');
+        }));
     });
 
     describe('Load values on demand', () => {