Se mueve todo a extension de pruebas

app/tests/extension/ObjectHasMethodTrait.php

@@ -0,0 +1,10 @@
+<?php
+namespace ProVM\Tests\Extension;
+
+trait ObjectHasMethodTrait
+{
+    public function assertObjectHasMethod(string $method, object $object): void
+    {
+        $this->assertTrue(method_exists($object, $method), sprintf('The object %s does not have the method %s', get_class($object), $method));
+    }
+}