Refactor, use a Collection

wip

src/Service/TestNameConverter.php

@@ -0,0 +1,17 @@
+<?php
+
+namespace Opdavies\DrupalModuleGenerator\Service;
+
+class TestNameConverter
+{
+    public function __invoke(string $moduleName)
+    {
+        $parts = explode('_', $moduleName);
+
+        $parts = array_map(function ($part) {
+            return ucfirst($part);
+        }, $parts);
+
+        return implode('', $parts).'Test';
+    }
+}