fix: ensure freeze columns cannot exceed total column count

Fix test to perform click with the pointer events.

Author: Sassoun Derderian

packages/core/src/data-editor/data-editor.tsx

@@ -4000,7 +4000,12 @@ const DataEditorImpl: React.ForwardRefRenderFunction<DataEditorRef, DataEditorPr
         );
     }, [onGroupHeaderRenamed, renameGroup]);
 
-    const mangledFreezeColumns = Math.min(mangledCols.length, freezeLeftColumns + (hasRowMarkers ? 1 : 0));
+    const mangledFreezeColumns = React.useMemo(() => {
+      return [
+        Math.min(mangledCols.length, freezeLeftColumns + (hasRowMarkers ? 1 : 0)),
+        Math.min(mangledCols.length, freezeRightColumns)
+      ] as const;
+    }, [freezeLeftColumns, freezeRightColumns, hasRowMarkers, mangledCols.length])
 
     React.useImperativeHandle(
         forwardedRef,
@@ -4268,7 +4273,7 @@ const DataEditorImpl: React.ForwardRefRenderFunction<DataEditorRef, DataEditorPr
                     onColumnProposeMove={onColumnProposeMoveImpl}
                     drawCell={drawCell}
                     disabledRows={disabledRows}
-                    freezeColumns={[mangledFreezeColumns, freezeRightColumns]}
+                    freezeColumns={mangledFreezeColumns}
                     lockColumns={rowMarkerOffset}
                     firstColAccessible={rowMarkerOffset === 0}
                     getCellContent={getMangledCellContent}

packages/core/test/data-grid.test.tsx

@@ -437,12 +437,12 @@ describe("data-grid", () => {
         render(<DataGrid {...basicPropsWithMoreColumns} freezeColumns={[1, 1]} cellXOffset={3} onMouseUp={spy} />);
 
 
-        fireEvent.mouseDown(screen.getByTestId(dataGridCanvasId), {
+        fireEvent.pointerDown(screen.getByTestId(dataGridCanvasId), {
             clientX: 950, // Col A
             clientY: 36 + 32 * 5 + 16, // Row 5 (0 indexed)
         });
 
-        fireEvent.mouseUp(screen.getByTestId(dataGridCanvasId), {
+        fireEvent.pointerUp(screen.getByTestId(dataGridCanvasId), {
             clientX: 950, // Col A
             clientY: 36 + 32 * 5 + 16, // Row 5 (0 indexed)
         });