feat(core): Add tests for help command

Author: bmuenzenmeyer

packages/core/test/help_tests.js

@@ -0,0 +1,18 @@
+'use strict';
+
+const tap = require('tap');
+const help = require('../src/lib/help');
+
+tap.test('help - includes passed in version number', function(
+  test
+) {
+  //arrange
+  const version = '⚡';
+
+  //act
+  const result = help(version).trim();
+
+  //assert
+  test.ok(result.startsWith(`Pattern Lab Node v${version}`));
+  test.end();
+});