--- /dev/null
+--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";