Global and Local Clear (#2418)

* first proto of global clear, working on tables

* global clear works on plots

* styling

* Status bar migration to top of layout, WIP

- Refine and remove legacy styles for Indicators;
- Significant cleanup in Indicator markup;
- Remove unnecessary wrapper component StatusBar.vue;
- Move collapse-button styles to a more general location in _controls
.scss;
- New hasMenu mixin to allow easier application of disclosure control
styling;

* Status bar migration to top of layout, WIP

- Refine styles and markup for Indicators;
- Better separation of styles for clickable and non-clickable
Indicators;

* Status bar migration to top of layout, WIP

- Added tracking style to indicator-template;
- Moved click action to button in label of globalClearIndicator;
- Removed unnecessary markup in Indicators.vue;
- Commented out __head collapse button for now in Layout.vue;

* Status Bar Migration WIP

- Significant progress styling Indicators and their hover bubbles;
- Pull back from clickable Indicators to hover approach;
- Better theme-based constants for Indicator menu-related colors;

* Status Bar Migration WIP

- Significant refactor of label element naming in multiple indicator
markup files;
- Refactor label-related CSS;
- Better class naming: no-collapse > no-minify;
- Refactor example *-launch files to use buttons instead of <a> tags;
- Significant progress on expanding shell head and button styling;

* Status Bar Migration WIP

- Cleanups, sanding on Indicator CSS;
- Added local storage retention for head expanded state;
- Adjust dark theme colors for $colorWarningHi for better legibility;
- Other minor tweaks and fixes;

* Status Bar Migration WIP

- Suppress background in Indicators;
- Restore Snow as default theme;

* add a local clear action, rename plugin

* objectViews extends eventemitter, table view provider provides an onClearData function that is called from ObjectView when clear event is emitted. TODO - support plots

* add support for plots via legacy view provider

* add test for clearDataAction

* remove focus from test file

* install the following plugins by default:
Import Export
Folder View
Tabs View
Flexible Layout
LAD Table
Go To Original Action

* update test to include plugin level tests

* remove focus from unit test

src/plugins/clearData/test/clearDataActionSpec.js

@@ -0,0 +1,62 @@
+/*****************************************************************************
+ * Open MCT, Copyright (c) 2014-2018, United States Government
+ * as represented by the Administrator of the National Aeronautics and Space
+ * Administration. All rights reserved.
+ *
+ * Open MCT is licensed 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.
+ *
+ * Open MCT includes source code licensed under additional open source
+ * licenses. See the Open Source Licenses file (LICENSES.md) included with
+ * this source code distribution or the Licensing information page available
+ * at runtime from the About dialog for additional information.
+ *****************************************************************************/
+
+import ClearDataActionPlugin  from '../plugin.js';
+import ClearDataAction from '../clearDataAction.js';
+
+describe('When the Clear Data Plugin is installed,', function () {
+    var mockObjectViews = jasmine.createSpyObj('objectViews', ['emit']),
+        mockIndicatorProvider = jasmine.createSpyObj('indicators', ['add']),
+        mockContextMenuProvider = jasmine.createSpyObj('contextMenu', ['registerAction']),
+        openmct = {
+            objectViews: mockObjectViews,
+            indicators: mockIndicatorProvider,
+            contextMenu: mockContextMenuProvider,
+            install: function (plugin) {
+                plugin(this);
+            }
+        },
+        mockObjectPath = [
+            {name: 'mockObject1'},
+            {name: 'mockObject2'}
+        ];
+
+    it('Global Clear Indicator is installed', function () {
+        openmct.install(ClearDataActionPlugin([]));
+
+        expect(mockIndicatorProvider.add).toHaveBeenCalled();
+    });
+
+    it('Clear Data context menu action is installed', function () {
+        openmct.install(ClearDataActionPlugin([]));
+
+        expect(mockContextMenuProvider.registerAction).toHaveBeenCalled();
+    });
+
+    it('clear data action emits a clearData event when invoked', function () {
+        let action = new ClearDataAction(openmct);
+
+        action.invoke(mockObjectPath);
+
+        expect(mockObjectViews.emit).toHaveBeenCalledWith('clearData', mockObjectPath[0]);
+    });
+});