[test] Cover row grouping regression with a unit test (#8870)

mui · May 11, 2023 · e3144d6 · e3144d6
1 parent e78f8c5
commit e3144d6
Showing 1 changed file with 24 additions and 0 deletions.
diff --git a/packages/grid/x-data-grid-premium/src/tests/rowGrouping.DataGridPremium.test.tsx b/packages/grid/x-data-grid-premium/src/tests/rowGrouping.DataGridPremium.test.tsx
@@ -2654,4 +2654,28 @@ describe('<DataGridPremium /> - Row Grouping', () => {
     });
     await waitFor(() => expect(getCell(1, 3).textContent).to.equal('username 2'));
   });
+
+  // See https://github.com/mui/mui-x/issues/8853
+  it('should not reorder rows after calling `updateRows`', async () => {
+    render(
+      <Test
+        columns={[{ field: 'id' }, { field: 'group' }, { field: 'username', width: 150 }]}
+        rows={[
+          { id: 1, group: 'A', username: 'username1' },
+          { id: 2, group: 'A', username: 'username2' },
+        ]}
+        rowGroupingModel={['group']}
+        defaultGroupingExpansionDepth={-1}
+      />,
+    );
+
+    expect(getColumnValues(3)).to.deep.equal(['', 'username1', 'username2']);
+
+    // trigger row update without any changes in row data
+    act(() => apiRef.current.updateRows([{ id: 1 }]));
+
+    await waitFor(() => {
+      expect(getColumnValues(3)).to.deep.equal(['', 'username1', 'username2']);
+    });
+  });
 });