[src/trunk]: src/tests/lib/libc/sys add another test program for connect(2) t...

[rtr <rtr%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/64cd42923273
branches:  trunk
changeset: 337185:64cd42923273
user:      rtr <rtr%NetBSD.org@localhost>
date:      Sun Apr 05 23:17:41 2015 +0000

description:
add another test program for connect(2) that checks that connect fails
with EAFNOSUPPORT (similar to the bind test) if the domain of the socket
does not match the address family of the supplied address.

test currently fails as it should

diffstat:

 tests/lib/libc/sys/t_connect.c |  31 ++++++++++++++++++++++++++++++-
 1 files changed, 30 insertions(+), 1 deletions(-)

diffs (49 lines):

diff -r 324d9e2db61f -r 64cd42923273 tests/lib/libc/sys/t_connect.c
--- a/tests/lib/libc/sys/t_connect.c    Sun Apr 05 23:15:54 2015 +0000
+++ b/tests/lib/libc/sys/t_connect.c    Sun Apr 05 23:17:41 2015 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: t_connect.c,v 1.1 2011/11/05 18:19:02 jruoho Exp $     */
+/*     $NetBSD: t_connect.c,v 1.2 2015/04/05 23:17:41 rtr Exp $        */
 /*
  * Copyright (c) 2007, 2008 The NetBSD Foundation, Inc.
  * All rights reserved.
@@ -90,10 +90,39 @@
        close(sd);
 }
 
+ATF_TC(connect_foreign_family);
+ATF_TC_HEAD(connect_foreign_family, tc)
+{
+       atf_tc_set_md_var(tc, "descr", "Checks that connecting a socket "
+           "with a different address family fails");
+}
+ATF_TC_BODY(connect_foreign_family, tc)
+{
+       struct sockaddr_in addr;
+
+       /* addr.sin_family = AF_UNSPEC = 0 */
+       memset(&addr, 0, sizeof(addr));
+
+       /*
+        * it is not necessary to initialize sin_{addr,port} since
+        * those structure members shall not be accessed if connect
+        * fails correctly.
+        */
+
+       int sock = socket(AF_LOCAL, SOCK_STREAM, 0);
+       ATF_REQUIRE(sock != -1);
+
+       ATF_REQUIRE(-1 == connect(sock, (struct sockaddr *)&addr, sizeof(addr)));
+       ATF_REQUIRE(EAFNOSUPPORT == errno);
+
+       close(sock);
+}
+
 ATF_TP_ADD_TCS(tp)
 {
 
        ATF_TP_ADD_TC(tp, connect_low_port);
+       ATF_TP_ADD_TC(tp, connect_foreign_family);
 
        return atf_no_error();
 }