feat: setup react page with submenu for datasources listview (#10642)

superset-frontend/spec/javascripts/views/CRUD/data/database/DatabaseList_spec.jsx

@@ -0,0 +1,41 @@
+/**
+ * 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 thunk from 'redux-thunk';
+import configureStore from 'redux-mock-store';
+import { styledMount as mount } from 'spec/helpers/theming';
+
+import DatabaseList from 'src/views/CRUD/data/database/DatabaseList';
+import SubMenu from 'src/components/Menu/SubMenu';
+
+// store needed for withToasts(DatabaseList)
+const mockStore = configureStore([thunk]);
+const store = mockStore({});
+
+describe('DatabaseList', () => {
+  const wrapper = mount(<DatabaseList />, { context: { store } });
+
+  it('renders', () => {
+    expect(wrapper.find(DatabaseList)).toExist();
+  });
+
+  it('renders a SubMenu', () => {
+    expect(wrapper.find(SubMenu)).toExist();
+  });
+});