adding tests for vislib/index.js

test/unit/index.html

@@ -97,6 +97,7 @@
           'specs/vislib/layout',
           'specs/vislib/_chart',
           'specs/vislib/column_layout',
+          'specs/vislib/index',
           'specs/utils/diff_time_picker_vals',
           'specs/factories/events',
           'specs/index_patterns/_flatten_search_response',

test/unit/specs/vislib/index.js

@@ -0,0 +1,29 @@
+define(function (require) {
+  var _ = require('lodash');
+
+  var angular = require('angular');
+
+  angular.module('kibana/vislib', ['kibana']);
+
+  describe('VisLib Index Test Suite', function () {
+    var chart;
+
+    beforeEach(function () {
+      module('kibana/vislib');
+    });
+
+    beforeEach(function () {
+      inject(function (d3, visLib) {
+        chart = visLib;
+      });
+    });
+
+    it('should return an object', function () {
+      expect(_.isObject(chart)).to.be(true);
+    });
+
+    it('should return a Vis function', function () {
+      expect(_.isFunction(chart.Vis)).to.be(true);
+    });
+  });
+});