SIP-32: Moving frontend code to the base of the repo (#9098)

* move assets out, get webpack dev working

* update docs to reference superset-frontend

* draw the rest of the owl

* fix docs

* fix webpack script

* rats

* correct docs

* fix tox dox

superset-frontend/spec/javascripts/dashboard/components/gridComponents/Markdown_spec.jsx

@@ -0,0 +1,172 @@
+/**
+ * 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 { Provider } from 'react-redux';
+import React from 'react';
+import { mount } from 'enzyme';
+import sinon from 'sinon';
+import AceEditor from 'react-ace';
+import ReactMarkdown from 'react-markdown';
+
+import Markdown from '../../../../../src/dashboard/components/gridComponents/Markdown';
+import MarkdownModeDropdown from '../../../../../src/dashboard/components/menu/MarkdownModeDropdown';
+import DeleteComponentButton from '../../../../../src/dashboard/components/DeleteComponentButton';
+import DragDroppable from '../../../../../src/dashboard/components/dnd/DragDroppable';
+import WithPopoverMenu from '../../../../../src/dashboard/components/menu/WithPopoverMenu';
+import ResizableContainer from '../../../../../src/dashboard/components/resizable/ResizableContainer';
+
+import { mockStore } from '../../fixtures/mockStore';
+import { dashboardLayout as mockLayout } from '../../fixtures/mockDashboardLayout';
+import WithDragDropContext from '../../helpers/WithDragDropContext';
+
+describe('Markdown', () => {
+  const props = {
+    id: 'id',
+    parentId: 'parentId',
+    component: mockLayout.present.MARKDOWN_ID,
+    depth: 2,
+    parentComponent: mockLayout.present.ROW_ID,
+    index: 0,
+    editMode: false,
+    availableColumnCount: 12,
+    columnWidth: 50,
+    onResizeStart() {},
+    onResize() {},
+    onResizeStop() {},
+    handleComponentDrop() {},
+    updateComponents() {},
+    deleteComponent() {},
+    logEvent() {},
+  };
+
+  function setup(overrideProps) {
+    // We have to wrap provide DragDropContext for the underlying DragDroppable
+    // otherwise we cannot assert on DragDroppable children
+    const wrapper = mount(
+      <Provider store={mockStore}>
+        <WithDragDropContext>
+          <Markdown {...props} {...overrideProps} />
+        </WithDragDropContext>
+      </Provider>,
+    );
+    return wrapper;
+  }
+
+  it('should render a DragDroppable', () => {
+    const wrapper = setup();
+    expect(wrapper.find(DragDroppable)).toHaveLength(1);
+  });
+
+  it('should render a WithPopoverMenu', () => {
+    const wrapper = setup();
+    expect(wrapper.find(WithPopoverMenu)).toHaveLength(1);
+  });
+
+  it('should render a ResizableContainer', () => {
+    const wrapper = setup();
+    expect(wrapper.find(ResizableContainer)).toHaveLength(1);
+  });
+
+  it('should only have an adjustableWidth if its parent is a Row', () => {
+    let wrapper = setup();
+    expect(wrapper.find(ResizableContainer).prop('adjustableWidth')).toBe(true);
+
+    wrapper = setup({ ...props, parentComponent: mockLayout.present.CHART_ID });
+    expect(wrapper.find(ResizableContainer).prop('adjustableWidth')).toBe(
+      false,
+    );
+  });
+
+  it('should pass correct props to ResizableContainer', () => {
+    const wrapper = setup();
+    const resizableProps = wrapper.find(ResizableContainer).props();
+    expect(resizableProps.widthStep).toBe(props.columnWidth);
+    expect(resizableProps.widthMultiple).toBe(props.component.meta.width);
+    expect(resizableProps.heightMultiple).toBe(props.component.meta.height);
+    expect(resizableProps.maxWidthMultiple).toBe(
+      props.component.meta.width + props.availableColumnCount,
+    );
+  });
+
+  it('should render an Markdown when NOT focused', () => {
+    const wrapper = setup();
+    expect(wrapper.find(AceEditor)).toHaveLength(0);
+    expect(wrapper.find(ReactMarkdown)).toHaveLength(1);
+  });
+
+  it('should render an AceEditor when focused and editMode=true and editorMode=edit', () => {
+    const wrapper = setup({ editMode: true });
+    expect(wrapper.find(AceEditor)).toHaveLength(0);
+    expect(wrapper.find(ReactMarkdown)).toHaveLength(1);
+    wrapper.find(WithPopoverMenu).simulate('click'); // focus + edit
+    expect(wrapper.find(AceEditor)).toHaveLength(1);
+    expect(wrapper.find(ReactMarkdown)).toHaveLength(0);
+  });
+
+  it('should render a ReactMarkdown when focused and editMode=true and editorMode=preview', () => {
+    const wrapper = setup({ editMode: true });
+    wrapper.find(WithPopoverMenu).simulate('click'); // focus + edit
+    expect(wrapper.find(AceEditor)).toHaveLength(1);
+    expect(wrapper.find(ReactMarkdown)).toHaveLength(0);
+
+    // we can't call setState on Markdown bc it's not the root component, so call
+    // the mode dropdown onchange instead
+    const dropdown = wrapper.find(MarkdownModeDropdown);
+    dropdown.prop('onChange')('preview');
+    wrapper.update();
+
+    expect(wrapper.find(ReactMarkdown)).toHaveLength(1);
+    expect(wrapper.find(AceEditor)).toHaveLength(0);
+  });
+
+  it('should call updateComponents when editMode changes from edit => preview, and there are markdownSource changes', () => {
+    const updateComponents = sinon.spy();
+    const wrapper = setup({ editMode: true, updateComponents });
+    wrapper.find(WithPopoverMenu).simulate('click'); // focus + edit
+
+    // we can't call setState on Markdown bc it's not the root component, so call
+    // the mode dropdown onchange instead
+    const dropdown = wrapper.find(MarkdownModeDropdown);
+    dropdown.prop('onChange')('preview');
+    expect(updateComponents.callCount).toBe(0);
+
+    dropdown.prop('onChange')('edit');
+    // because we can't call setState on Markdown, change it through the editor
+    // then go back to preview mode to invoke updateComponents
+    const editor = wrapper.find(AceEditor);
+    editor.prop('onChange')('new markdown!');
+    dropdown.prop('onChange')('preview');
+    expect(updateComponents.callCount).toBe(1);
+  });
+
+  it('should render a DeleteComponentButton when focused in editMode', () => {
+    const wrapper = setup({ editMode: true });
+    wrapper.find(WithPopoverMenu).simulate('click'); // focus
+
+    expect(wrapper.find(DeleteComponentButton)).toHaveLength(1);
+  });
+
+  it('should call deleteComponent when deleted', () => {
+    const deleteComponent = sinon.spy();
+    const wrapper = setup({ editMode: true, deleteComponent });
+    wrapper.find(WithPopoverMenu).simulate('click'); // focus
+    wrapper.find(DeleteComponentButton).simulate('click');
+
+    expect(deleteComponent.callCount).toBe(1);
+  });
+});