Add new test stub

Author: ssfinney

tests/Stubs/OldMailTrackingStub.php

@@ -0,0 +1,27 @@
+<?php
+
+namespace Spinen\MailAssertions\Stubs;
+
+use Spinen\MailAssertions\MailTracking;
+use Spinen\MailAssertions\TestCase;
+
+/**
+ * Class MailTrackingStub
+ *
+ * @package Spinen\MailAssertions\Stubs
+ */
+class OldMailTrackingStub extends TestCase
+{
+    use MailTracking;
+
+    /**
+     * Public method in the stub to expose the protected email collection
+     *
+     * This is only needed in the tests to allow access to the raw collection of messages.
+     *
+     * @return array
+     */
+    public function exposeMessage() {
+        return $this->emails;
+    }
+}