fix(tests): fix ui_builder test mocking

Author: bmuenzenmeyer

core/lib/ui_builder.js

@@ -9,9 +9,9 @@ const ae = require('./annotation_exporter');
 const of = require('./object_factory');
 const Pattern = of.Pattern;
 const logger = require('./log');
-const renderSync = require('./renderSync');
 
 //these are mocked in unit tests, so let them be overridden
+let renderSync = require('./renderSync'); //eslint-disable-line prefer-const
 let fs = require('fs-extra'); //eslint-disable-line prefer-const
 
 const ui_builder = function () {

test/ui_builder_tests.js

@@ -18,14 +18,12 @@ var fsMock = {
   outputFileSync: function (path, data, cb) { }
 };
 
-var patternAssemblerMock = {
-  renderPattern: function (template, data, partials) { return ''; }
-};
+var renderSyncMock = function (template, data, partials) { return ''; };
 
 //set our mocks in place of usual require()
 uiModule.__set__({
   'fs': fsMock,
-  'pattern_assembler': patternAssemblerMock
+  'renderSync': renderSyncMock
 });
 
 var ui = uiModule();