[TESTS] printLogo.js (#75)

* add a test that printLogo printed to console

* little nits

* add more tests for utilities.js

* fix tests to reflect new changes

test/printLogo.specs.js

@@ -0,0 +1,18 @@
+var stubHelper = require('./stubs/stubHelper');
+var expect    = require('chai').expect;
+
+describe('printLogo', function() {
+
+  it('should print logo if called to console log', function() {
+    stubHelper(function() {
+      var didRun = false;
+      // mock console before requiring printLogo
+      console.log = function() { didRun = true; };
+
+      var printLogo = require('../printLogo');
+      printLogo();
+
+      expect(didRun).to.be.true;
+    });
+  });
+});