test: Adds tests to dnd controls (#13650)

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

@@ -0,0 +1,56 @@
+/**
+ * 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 userEvent from '@testing-library/user-event';
+import Option from 'src/explore/components/controls/DndColumnSelectControl/Option';
+
+test('renders with default props', () => {
+  const { container } = render(
+    <Option index={1} clickClose={jest.fn()}>
+      Option
+    </Option>,
+  );
+  expect(container).toBeInTheDocument();
+  expect(screen.getByRole('img', { name: 'x-small' })).toBeInTheDocument();
+  expect(
+    screen.queryByRole('img', { name: 'caret-right' }),
+  ).not.toBeInTheDocument();
+});
+
+test('renders with caret', () => {
+  render(
+    <Option index={1} clickClose={jest.fn()} withCaret>
+      Option
+    </Option>,
+  );
+  expect(screen.getByRole('img', { name: 'x-small' })).toBeInTheDocument();
+  expect(screen.getByRole('img', { name: 'caret-right' })).toBeInTheDocument();
+});
+
+test('triggers onClose', () => {
+  const clickClose = jest.fn();
+  render(
+    <Option index={1} clickClose={clickClose}>
+      Option
+    </Option>,
+  );
+  userEvent.click(screen.getByRole('img', { name: 'x-small' }));
+  expect(clickClose).toHaveBeenCalled();
+});