Test onClick is registered on TextField root

packages/mui-material/src/TextField/TextField.test.js

@@ -228,7 +228,7 @@ describe('<TextField />', () => {
     });
   });
 
-  describe('click handling', () => {
+  describe('event: click', () => {
     it('should trigger `onClick` only once', () => {
       const handleClick = spy();
       const { getByRole } = render(
@@ -237,5 +237,25 @@ describe('<TextField />', () => {
       fireEvent.click(getByRole('textbox'));
       expect(handleClick.callCount).to.equal(1);
     });
+
+    it('registers `onClick` on the root slot', () => {
+      const handleRootClick = spy();
+      const handleInputClick = spy();
+      const { getByTestId } = render(
+        <TextField
+          data-testid="root"
+          onClick={handleRootClick}
+          inputProps={{
+            onClick: handleInputClick,
+          }}
+        />,
+      );
+
+      const root = getByTestId('root');
+
+      fireEvent.click(root);
+      expect(handleRootClick.callCount).to.equal(1);
+      expect(handleInputClick.callCount).to.equal(0);
+    });
   });
 });