feat(dashboard): direct link to single chart/tab/header in dashboard (#6964)

* direct display for pre-selected tab

* update parents

* add AnchorLink component

* add unit tests

superset/assets/spec/javascripts/dashboard/util/findTabIndexByComponentId_spec.js

@@ -0,0 +1,85 @@
+/**
+ * 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 findTabIndexByComponentId from '../../../../src/dashboard/util/findTabIndexByComponentId';
+
+describe('findTabIndexByComponentId', () => {
+  const topLevelTabsComponent = {
+    children: ['TAB-0g-5l347I2', 'TAB-qrwN_9VB5'],
+    id: 'TABS-MNQQSW-kyd',
+    meta: {},
+    parents: ['ROOT_ID'],
+    type: 'TABS',
+  };
+  const rowLevelTabsComponent = {
+    children: [
+      'TAB-TwyUUGp2Bg',
+      'TAB-Zl1BQAUvN',
+      'TAB-P0DllxzTU',
+      'TAB---e53RNei',
+    ],
+    id: 'TABS-Oduxop1L7I',
+    meta: {},
+    parents: ['ROOT_ID', 'TABS-MNQQSW-kyd', 'TAB-qrwN_9VB5'],
+    type: 'TABS',
+  };
+  const goodPathToChild = [
+    'ROOT_ID',
+    'TABS-MNQQSW-kyd',
+    'TAB-qrwN_9VB5',
+    'TABS-Oduxop1L7I',
+    'TAB-P0DllxzTU',
+    'ROW-JXhrFnVP8',
+    'CHART-dUIVg-ENq6',
+  ];
+  const badPath = ['ROOT_ID', 'TABS-MNQQSW-kyd', 'TAB-ABC', 'TABS-Oduxop1L7I'];
+
+  it('should return 0 if no directPathToChild', () => {
+    expect(
+      findTabIndexByComponentId({
+        currentComponent: topLevelTabsComponent,
+        directPathToChild: [],
+      }),
+    ).toBe(0);
+  });
+
+  it('should return 0 if not found tab id', () => {
+    expect(
+      findTabIndexByComponentId({
+        currentComponent: topLevelTabsComponent,
+        directPathToChild: badPath,
+      }),
+    ).toBe(0);
+  });
+
+  it('should return children index if matched an id in the path', () => {
+    expect(
+      findTabIndexByComponentId({
+        currentComponent: topLevelTabsComponent,
+        directPathToChild: goodPathToChild,
+      }),
+    ).toBe(1);
+
+    expect(
+      findTabIndexByComponentId({
+        currentComponent: rowLevelTabsComponent,
+        directPathToChild: goodPathToChild,
+      }),
+    ).toBe(2);
+  });
+});