[dashboard] new, bulk actions for delete & export (#8979)

* bulk actions for dashboards list view

* add confirm component

* finish bulk actions work

* remove loading component

* fix sortby double render bug, lint, fix specs

* adds spec for bulk actions

* fix spec

* spec ConfirmStatusChange

* lint

* tslint

* address review feedback

* tslint fixes

* guard against empty filterTypes

* persist dom events

* tslint

superset/assets/spec/javascripts/components/ConfirmStatusChange_spec.jsx

@@ -0,0 +1,60 @@
+/**
+ * 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 { mount } from 'enzyme';
+import { Modal, Button } from 'react-bootstrap';
+import ConfirmStatusChange from 'src/components/ConfirmStatusChange';
+
+describe('ConfirmStatusChange', () => {
+  const mockedProps = {
+    title: 'please confirm',
+    description: 'are you sure?',
+    onConfirm: jest.fn(),
+  };
+  const wrapper = mount(
+    <ConfirmStatusChange {...mockedProps}>
+      {confirm => (
+        <>
+          <button id="btn1" onClick={confirm} />
+        </>
+      )}
+    </ConfirmStatusChange>,
+  );
+
+  it('opens a confirm modal', () => {
+    wrapper
+      .find('#btn1')
+      .props()
+      .onClick('foo');
+
+    wrapper.update();
+
+    expect(wrapper.find(Modal).exists()).toBeTruthy();
+  });
+
+  it('calls the function on confirm', () => {
+    wrapper
+      .find(Button)
+      .last()
+      .props()
+      .onClick();
+
+    expect(mockedProps.onConfirm).toHaveBeenCalledWith('foo');
+  });
+});