Added first working karma unit test.

res/app/components/stf/common-ui/clear-button/clear-button-spec.js

@@ -1,23 +1,22 @@
 describe('clearButton', function () {
 
-  beforeEach(module('stf.clear-button'));
+  beforeEach(angular.mock.module(require('./').name))
 
-  var scope, compile;
+  var scope, compile
 
   beforeEach(inject(function ($rootScope, $compile) {
-    scope = $rootScope.$new();
-    compile = $compile;
-  }));
+    scope = $rootScope.$new()
+    compile = $compile
+  }))
 
-  it('should ...', function () {
+  it('should display a text label', function () {
+    var element = compile('<clear-button />')(scope)
+    expect(element.find('span').text()).toBe('Clear')
+  })
 
-    /*
-     To test your directive, you need to create some html that would use your
-     directive, send that through compile() then compare the results.
+  it('should display a trash icon', function () {
+    var element = compile('<clear-button />')(scope)
+    expect(element.find('i')[0].getAttribute('class')).toMatch('fa-trash-o')
+  })
 
-     var element = compile('<div clear-button name="name">hi</div>')(scope);
-     expect(element.text()).toBe('hello, world');
-     */
-
-  });
-});
+})