test: Adds tests to dnd controls (#13650)

superset-frontend/src/explore/components/controls/DndColumnSelectControl/DndColumnSelect.test.tsx

@@ -0,0 +1,40 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+import React from 'react';
+import { render, screen } from 'spec/helpers/testing-library';
+import { LabelProps } from 'src/explore/components/controls/DndColumnSelectControl/types';
+import { DndColumnSelect } from 'src/explore/components/controls/DndColumnSelectControl/DndColumnSelect';
+
+const defaultProps: LabelProps = {
+  name: 'Filter',
+  onChange: jest.fn(),
+  options: { string: { column_name: 'Column A' } },
+};
+
+test('renders with default props', () => {
+  render(<DndColumnSelect {...defaultProps} />, { useDnd: true });
+  expect(screen.getByText('Drop columns')).toBeInTheDocument();
+});
+
+test('renders with value', () => {
+  render(<DndColumnSelect {...defaultProps} value="string" />, {
+    useDnd: true,
+  });
+  expect(screen.getByText('Column A')).toBeInTheDocument();
+});