UnitTests are now located in tests directory & tiny improvements

tests/Fixtures/DummyServiceHandlerWithAttachments.php

@@ -0,0 +1,30 @@
+<?php
+
+namespace Fixtures;
+
+use Fixtures\Attachment\Attachment;
+use Fixtures\Attachment\AttachmentCollection;
+
+class DummyServiceHandlerWithAttachments
+{
+    /**
+     * @param DummyServiceRequestWithAttachments $request
+     * @return DummyServiceResponseWithAttachments
+     */
+    public function handle(DummyServiceRequestWithAttachments $request)
+    {
+        $response = new DummyServiceResponseWithAttachments();
+        $response->status = true;
+        if ($request->includeAttachments === true) {
+            if ($request->hasAttachments() === true) {
+                $attachments = [];
+                foreach ($request->attachmentCollection->attachments as $attachment) {
+                    $attachments[] = new Attachment($attachment->fileName, $attachment->contentType, $attachment->content);
+                }
+                $response->attachmentCollection = new AttachmentCollection($attachments);
+            }
+        }
+
+        return $response;
+    }
+}