r21671: Add initial simple tests for socket wrapper

(This used to be commit 872e2ad541478597191ca9e31872d5c8e2bbb832)

source4/lib/socket_wrapper/socket_wrapper.c

@@ -187,7 +187,7 @@ struct socket_info
 static struct socket_info *sockets;
 
 
-static const char *socket_wrapper_dir(void)
+const char *socket_wrapper_dir(void)
 {
 	const char *s = getenv("SOCKET_WRAPPER_DIR");
 	if (s == NULL) {

source4/lib/socket_wrapper/socket_wrapper.h

@@ -36,6 +36,7 @@
 #ifndef __SOCKET_WRAPPER_H__
 #define __SOCKET_WRAPPER_H__
 
+const char *socket_wrapper_dir(void);
 int swrap_socket(int family, int type, int protocol);
 int swrap_accept(int s, struct sockaddr *addr, socklen_t *addrlen);
 int swrap_connect(int s, const struct sockaddr *serv_addr, socklen_t addrlen);

source4/lib/socket_wrapper/testsuite.c

@@ -0,0 +1,82 @@
+/* 
+   Unix SMB/CIFS implementation.
+
+   local testing of the socket wrapper
+
+   Copyright (C) Jelmer Vernooij 2007
+   
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+   
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+   
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+#include "system/network.h"
+#include "lib/socket_wrapper/socket_wrapper.h"
+#include "torture/torture.h"
+
+static char *old_dir = NULL;
+
+static void backup_env(void)
+{
+	old_dir = getenv("SOCKET_WRAPPER_DIR");
+}
+
+static void restore_env(void)
+{
+	setenv("SOCKET_WRAPPER_DIR", old_dir, 1);
+}
+
+static bool test_socket_wrapper_dir(struct torture_context *tctx)
+{
+	backup_env();
+
+	setenv("SOCKET_WRAPPER_DIR", "foo", 1);
+	torture_assert_str_equal(tctx, socket_wrapper_dir(), "foo", "setting failed");
+	setenv("SOCKET_WRAPPER_DIR", "./foo", 1);
+	torture_assert_str_equal(tctx, socket_wrapper_dir(), "foo", "setting failed");
+	unsetenv("SOCKET_WRAPPER_DIR");
+	torture_assert_str_equal(tctx, socket_wrapper_dir(), NULL, "resetting failed");
+
+	restore_env();
+
+	return true;
+}
+
+static bool test_swrap_socket(struct torture_context *tctx)
+{
+	backup_env();
+	setenv("SOCKET_WRAPPER_DIR", "foo", 1);
+
+	torture_assert_int_equal(tctx, swrap_socket(1337, 1337, 0), -1, "unknown address family fails");
+	torture_assert_int_equal(tctx, errno, EAFNOSUPPORT, "correct errno set");
+	torture_assert_int_equal(tctx, swrap_socket(AF_INET, 1337, 0), -1, "unknown type fails");
+	torture_assert_int_equal(tctx, errno, EPROTONOSUPPORT, "correct errno set");
+	torture_assert_int_equal(tctx, swrap_socket(AF_INET, SOCK_DGRAM, 10), -1, "unknown protocol fails");
+	torture_assert_int_equal(tctx, errno, EPROTONOSUPPORT, "correct errno set");
+
+	restore_env();
+
+	return true;
+}
+
+struct torture_suite *torture_local_socket_wrapper(TALLOC_CTX *mem_ctx)
+{
+	struct torture_suite *suite = torture_suite_create(mem_ctx, 
+													   "SOCKET-WRAPPER");
+
+	torture_suite_add_simple_test(suite, "socket_wrapper_dir", test_socket_wrapper_dir);
+	torture_suite_add_simple_test(suite, "socket", test_swrap_socket);
+
+	return suite;
+}

source4/torture/local/config.mk

@@ -19,6 +19,7 @@ OBJ_FILES = \
 		../../librpc/tests/binding_string.o \
 		../../lib/util/tests/idtree.o \
 		../../lib/socket/testsuite.o \
+		../../lib/socket_wrapper/testsuite.o \
 		irpc.o \
 		../../lib/registry/tests/generic.o \
 		resolve.o \

source4/torture/local/local.c

@@ -37,6 +37,7 @@
 	torture_local_idtree, 
 	torture_local_iconv,
 	torture_local_socket, 
+	torture_local_socket_wrapper, 
 	torture_pac, 
 	torture_registry, 
 	torture_local_resolve,