fix: Make Select component fire onChange listener when a selection is pasted in (#25993)

superset-frontend/src/components/Select/AsyncSelect.test.tsx

@@ -868,6 +868,20 @@ test('fires onChange when clearing the selection in multiple mode', async () =>
   expect(onChange).toHaveBeenCalledTimes(1);
 });
 
+test('fires onChange when pasting a selection', async () => {
+  const onChange = jest.fn();
+  render(<AsyncSelect {...defaultProps} onChange={onChange} />);
+  await open();
+  const input = getElementByClassName('.ant-select-selection-search-input');
+  const paste = createEvent.paste(input, {
+    clipboardData: {
+      getData: () => OPTIONS[0].label,
+    },
+  });
+  fireEvent(input, paste);
+  expect(onChange).toHaveBeenCalledTimes(1);
+});
+
 test('does not duplicate options when using numeric values', async () => {
   render(
     <AsyncSelect

superset-frontend/src/components/Select/AsyncSelect.tsx

@@ -554,6 +554,7 @@ const AsyncSelect = forwardRef(
           ...values,
         ]);
       }
+      fireOnChange();
     };
 
     const shouldRenderChildrenOptions = useMemo(

superset-frontend/src/components/Select/Select.test.tsx

@@ -985,6 +985,20 @@ test('fires onChange when clearing the selection in multiple mode', async () =>
   expect(onChange).toHaveBeenCalledTimes(1);
 });
 
+test('fires onChange when pasting a selection', async () => {
+  const onChange = jest.fn();
+  render(<Select {...defaultProps} onChange={onChange} />);
+  await open();
+  const input = getElementByClassName('.ant-select-selection-search-input');
+  const paste = createEvent.paste(input, {
+    clipboardData: {
+      getData: () => OPTIONS[0].label,
+    },
+  });
+  fireEvent(input, paste);
+  expect(onChange).toHaveBeenCalledTimes(1);
+});
+
 test('does not duplicate options when using numeric values', async () => {
   render(
     <Select

superset-frontend/src/components/Select/Select.tsx

@@ -571,6 +571,7 @@ const Select = forwardRef(
           ]);
         }
       }
+      fireOnChange();
     };
 
     return (