add label filter test

test/unit/specs/filters/label.js

@@ -0,0 +1,42 @@
+define(function (require) {
+  var angular = require('angular');
+  var _ = require('lodash');
+  var faker = require('faker');
+
+  // Load the kibana app dependencies.
+  require('angular-route');
+
+  // Load kibana and its applications
+  require('apps/discover/index');
+
+  var filter;
+
+  var init = function (expandable) {
+    // Load the application
+    module('kibana');
+
+    // Create the scope
+    inject(function ($filter) {
+      filter = $filter('label');
+    });
+  };
+
+  describe('label filter', function () {
+    beforeEach(function () {
+      init();
+    });
+
+    it('should have a label filter', function () {
+      expect(filter).to.not.be(null);
+    });
+
+    it('should capitalize the first letter in a string', function () {
+      expect(filter('something')).to.be('Something');
+    });
+
+    it('should capitalize the first letter in every word', function () {
+      expect(filter('foo bar fizz buzz')).to.be('Foo Bar Fizz Buzz');
+    });
+  });
+
+});