verify that a 550-response for a RETR returns 78 but also that the control

connection is kept alive afterwards

tests/data/Makefile.am

@@ -60,7 +60,7 @@ EXTRA_DIST = test1 test108 test117 test127 test20 test27 test34 test46	   \
  test1072 test1073 test1074 test1075 test1076 test1077 test1078 test1079   \
  test1080 test1081 test1082 test1083 test1084 test1085 test633 test634     \
  test635 test636 test637 test558 test559 test1086 test1087 test1088        \
- test1089 test1090 test1091 test1092 test1093 test1094 test1095
+ test1089 test1090 test1091 test1092 test1093 test1094 test1095 test1096
 
 filecheck:
 	@mkdir test-place; \

tests/data/test1096

+<testcase>
+<info>
+<keywords>
+FTP
+PASV
+RETR
+FAILURE
+</keywords>
+</info>
+# Server-side
+<reply>
+<servercmd>
+REPLY RETR 550 no such file!
+</servercmd>
+</reply>
+
+# Client-side
+<client>
+<server>
+ftp
+</server>
+ <name>
+Two FTP downloads, with failed RETR but re-used control connection
+ </name>
+ <command>
+ftp://%HOSTIP:%FTPPORT/dir/1096 ftp://%HOSTIP:%FTPPORT/dir/1096
+</command>
+</client>
+
+# Verify data after the test has been "shot"
+<verify>
+<errorcode>
+78
+</errorcode>
+<protocol>
+USER anonymous
+PASS ftp@example.com
+PWD
+CWD dir
+EPSV
+TYPE I
+SIZE 1096
+RETR 1096
+EPSV
+SIZE 1096
+RETR 1096
+QUIT
+</protocol>
+</verify>
+</testcase>