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/AsyncSelect_spec.jsx

@@ -0,0 +1,140 @@
+/**
+ * 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 Select from 'react-select';
+import { shallow } from 'enzyme';
+import fetchMock from 'fetch-mock';
+
+import AsyncSelect from '../../../src/components/AsyncSelect';
+
+describe('AsyncSelect', () => {
+  afterAll(fetchMock.reset);
+  afterEach(fetchMock.resetHistory);
+
+  const dataEndpoint = '/chart/api/read';
+  const dataGlob = 'glob:*/chart/api/read';
+  fetchMock.get(dataGlob, []);
+  fetchMock.resetHistory();
+
+  const mockedProps = {
+    dataEndpoint,
+    onChange: () => {},
+    placeholder: 'Select...',
+    mutator: () => [
+      { value: 1, label: 'main' },
+      { value: 2, label: 'another' },
+    ],
+    valueRenderer: opt => opt.label,
+  };
+
+  it('is valid element', () => {
+    expect(React.isValidElement(<AsyncSelect {...mockedProps} />)).toBe(true);
+  });
+
+  it('has one select', () => {
+    const wrapper = shallow(<AsyncSelect {...mockedProps} />);
+    expect(wrapper.find(Select)).toHaveLength(1);
+  });
+
+  it('calls onChange on select change', () => {
+    const onChangeSpy = jest.fn();
+    const wrapper = shallow(
+      <AsyncSelect {...mockedProps} onChange={onChangeSpy} />,
+    );
+
+    wrapper.find(Select).simulate('change', { value: 1 });
+    expect(onChangeSpy.mock.calls).toHaveLength(1);
+  });
+
+  describe('auto select', () => {
+    it('should not call onChange if autoSelect=false', done => {
+      expect.assertions(2);
+
+      const onChangeSpy = jest.fn();
+      shallow(<AsyncSelect {...mockedProps} onChange={onChangeSpy} />);
+
+      setTimeout(() => {
+        expect(fetchMock.calls(dataGlob)).toHaveLength(1);
+        expect(onChangeSpy.mock.calls).toHaveLength(0);
+        done();
+      });
+    });
+
+    it('should auto select the first option if autoSelect=true', done => {
+      expect.assertions(3);
+
+      const onChangeSpy = jest.fn();
+      const wrapper = shallow(
+        <AsyncSelect {...mockedProps} onChange={onChangeSpy} autoSelect />,
+      );
+
+      setTimeout(() => {
+        expect(fetchMock.calls(dataGlob)).toHaveLength(1);
+        expect(onChangeSpy.mock.calls).toHaveLength(1);
+        expect(onChangeSpy).toBeCalledWith(wrapper.instance().state.options[0]);
+        done();
+      });
+    });
+
+    it('should not auto select when value prop is set and autoSelect=true', done => {
+      expect.assertions(3);
+
+      const onChangeSpy = jest.fn();
+      const wrapper = shallow(
+        <AsyncSelect
+          {...mockedProps}
+          value={2}
+          onChange={onChangeSpy}
+          autoSelect
+        />,
+      );
+
+      setTimeout(() => {
+        expect(fetchMock.calls(dataGlob)).toHaveLength(1);
+        expect(onChangeSpy.mock.calls).toHaveLength(0);
+        expect(wrapper.find(Select)).toHaveLength(1);
+        done();
+      });
+    });
+
+    it('should call onAsyncError if there is an error fetching options', done => {
+      expect.assertions(3);
+
+      const errorEndpoint = 'async/error/';
+      const errorGlob = 'glob:*async/error/';
+      fetchMock.get(errorGlob, { throws: 'error' });
+
+      const onAsyncError = jest.fn();
+      shallow(
+        <AsyncSelect
+          {...mockedProps}
+          dataEndpoint={errorEndpoint}
+          onAsyncError={onAsyncError}
+        />,
+      );
+
+      setTimeout(() => {
+        expect(fetchMock.calls(errorGlob)).toHaveLength(1);
+        expect(onAsyncError.mock.calls).toHaveLength(1);
+        expect(onAsyncError).toBeCalledWith('error');
+        done();
+      });
+    });
+  });
+});