--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vendor/pear/mail_mime/tests/test_Bug_19497.phpt	Thu Jan 04 15:50:29 2018 -0500
@@ -0,0 +1,22 @@
+--TEST--
+Bug #19497  Attachment filenames with a slash character
+--SKIPIF--
+--FILE--
+<?php
+include "Mail/mime.php";
+$Mime = new Mail_mime();
+
+$filename = "test/file.txt";
+$Mime->addAttachment('testfile', "text/plain", $filename, FALSE,
+    'base64', 'attachment', 'ISO-8859-1', '', '', 'quoted-printable', 'base64');
+
+$content = $Mime->get();
+$content = str_replace("\n", '', $content);
+
+if (preg_match_all('/(name|filename)=([^\s]+)/i', $content, $matches)) {
+    echo implode("\n", $matches[2]);
+}
+?>
+--EXPECT--
+"test/file.txt"
+"test/file.txt";