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/components/Checkbox_spec.jsx

@@ -0,0 +1,58 @@
+/**
+ * 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 sinon from 'sinon';
+import { shallow } from 'enzyme';
+
+import Checkbox from '../../../src/components/Checkbox';
+
+describe('Checkbox', () => {
+  const defaultProps = {
+    checked: true,
+    onChange: sinon.spy(),
+  };
+
+  let wrapper;
+  const factory = o => {
+    const props = Object.assign({}, defaultProps, o);
+    return shallow(<Checkbox {...props} />);
+  };
+  beforeEach(() => {
+    wrapper = factory({});
+  });
+  it('is a valid element', () => {
+    expect(React.isValidElement(<Checkbox {...defaultProps} />)).toBe(true);
+  });
+  it('inits checked when checked', () => {
+    expect(wrapper.find('i.fa-check.text-primary')).toHaveLength(1);
+  });
+  it('inits unchecked when not checked', () => {
+    const el = factory({ checked: false });
+    expect(el.find('i.fa-check.text-primary')).toHaveLength(0);
+    expect(el.find('i.fa-check.text-transparent')).toHaveLength(1);
+  });
+  it('unchecks when clicked', () => {
+    expect(wrapper.find('i.fa-check.text-transparent')).toHaveLength(0);
+    wrapper
+      .find('i')
+      .first()
+      .simulate('click');
+    expect(defaultProps.onChange.calledOnce).toBe(true);
+  });
+});