Write unit test for MaterialTooltip

test/index.html

@@ -54,6 +54,7 @@
 <script src="../src/switch/switch.js"></script>
 <script src="../src/tabs/tabs.js"></script>
 <script src="../src/textfield/textfield.js"></script>
+<script src="../src/tooltip/tooltip.js"></script>
 <script src="../src/menu/menu.js"></script>
 <script>
   // mocha.ui('bdd');
@@ -76,6 +77,7 @@
 <script src="unit/switch.js"></script>
 <script src="unit/tabs.js"></script>
 <script src="unit/textfield.js"></script>
+<script src="unit/tooltip.js"></script>
 <script src="unit/menu.js"></script>
 
 <script>

test/unit/tooltip.js

@@ -0,0 +1,19 @@
+
+  describe('tooltip tests', function () {
+
+    it('Should have MaterialTooltip globally available', function () {
+      expect(MaterialTooltip).to.be.a('function');
+    });
+
+    it('Should be upgraded to a MaterialTooltip successfully', function () {
+      var parent = document.createElement('div'),
+        el;
+
+      parent.innerHTML = '<div id="target"></div><div id="tooltip" for="target"></div>';
+      document.body.appendChild(parent);
+      el = parent.querySelector('#tooltip')
+      componentHandler.upgradeElement(el, 'MaterialTooltip');
+      var upgraded = el.getAttribute('data-upgraded');
+      expect(upgraded).to.contain('MaterialTooltip');
+    });
+  });