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/modules/utils_spec.jsx

@@ -0,0 +1,59 @@
+/**
+ * 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 {
+  formatSelectOptionsForRange,
+  mainMetric,
+} from '../../../src/modules/utils';
+
+describe('utils', () => {
+  describe('formatSelectOptionsForRange', () => {
+    it('returns an array of arrays for the range specified (inclusive)', () => {
+      expect(formatSelectOptionsForRange(0, 4)).toEqual([
+        [0, '0'],
+        [1, '1'],
+        [2, '2'],
+        [3, '3'],
+        [4, '4'],
+      ]);
+      expect(formatSelectOptionsForRange(1, 2)).toEqual([
+        [1, '1'],
+        [2, '2'],
+      ]);
+    });
+  });
+
+  describe('mainMetric', () => {
+    it('is null when no options', () => {
+      expect(mainMetric([])).toBeUndefined();
+      expect(mainMetric(null)).toBeUndefined();
+    });
+    it('prefers the "count" metric when first', () => {
+      const metrics = [{ metric_name: 'count' }, { metric_name: 'foo' }];
+      expect(mainMetric(metrics)).toBe('count');
+    });
+    it('prefers the "count" metric when not first', () => {
+      const metrics = [{ metric_name: 'foo' }, { metric_name: 'count' }];
+      expect(mainMetric(metrics)).toBe('count');
+    });
+    it('selects the first metric when "count" is not an option', () => {
+      const metrics = [{ metric_name: 'foo' }, { metric_name: 'not_count' }];
+      expect(mainMetric(metrics)).toBe('foo');
+    });
+  });
+});