DataGrid - AI Column: add integration tests for unsupported filtering properties (#31921)

Author: dmirgaev

packages/devextreme/js/__internal/grids/data_grid/__tests__/__mock__/model/data_grid.ts

@@ -17,4 +17,23 @@ export class DataGridModel extends GridCoreModel<DataGrid> {
 
     return this.getInstance().getVisibleColumns(headerLevel);
   }
+
+  public setDataGridOptions(options: Record<string, unknown>): void {
+    const instance = this.getInstance();
+
+    Object.entries(options).forEach(([optionName, optionValue]) => {
+      instance.option(optionName, optionValue);
+    });
+  }
+
+  public setDataGridColumnOptions(
+    columnName: string,
+    options: Record<string, unknown>,
+  ): void {
+    const instance = this.getInstance();
+
+    Object.entries(options).forEach(([optionName, optionValue]) => {
+      instance.columnOption(columnName, optionName, optionValue);
+    });
+  }
 }

packages/devextreme/js/__internal/grids/grid_core/__tests__/__mock__/model/grid_core.ts

@@ -22,6 +22,8 @@ const SELECTORS = {
   toast: 'dx-toast',
   loadPanel: 'dx-loadpanel',
   editForm: 'edit-form',
+  headerCellIndicators: 'dx-column-indicators',
+  headerCellFilter: 'dx-header-filter',
 };
 
 export abstract class GridCoreModel<TInstance extends GridBase = GridBase> {
@@ -48,6 +50,13 @@ export abstract class GridCoreModel<TInstance extends GridBase = GridBase> {
     );
   }
 
+  public getHeaderCellFilter(columnIndex: number): dxElementWrapper {
+    const $headerCell = $(this.getHeaderCells()[columnIndex]);
+    const headerFilterSelector = `.${SELECTORS.headerCellIndicators} > .${SELECTORS.headerCellFilter}`;
+
+    return $headerCell.find(headerFilterSelector);
+  }
+
   public getDataRows(): NodeListOf<HTMLElement> {
     return this.root.querySelectorAll(`.${SELECTORS.dataRowClass}`);
   }