From 3e0814cd9862b89c7a39672672937477bd87ddfb Mon Sep 17 00:00:00 2001 From: Andreas Rottmann Date: Thu, 27 May 2010 18:23:15 +0200 Subject: Imported Upstream version 0.9.3 --- tests/test-setenv.c | 56 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+) create mode 100644 tests/test-setenv.c (limited to 'tests/test-setenv.c') diff --git a/tests/test-setenv.c b/tests/test-setenv.c new file mode 100644 index 00000000..de589c1b --- /dev/null +++ b/tests/test-setenv.c @@ -0,0 +1,56 @@ +/* Tests of setenv. + Copyright (C) 2009, 2010 Free Software Foundation, Inc. + + 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 3 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, see . */ + +/* Written by Eric Blake , 2009. */ + +#include + +#include + +#include "signature.h" +SIGNATURE_CHECK (setenv, int, (char const *, char const *, int)); + +#include +#include +#include + +#include "macros.h" + +int +main (void) +{ + /* Test overwriting. */ + ASSERT (setenv ("a", "==", -1) == 0); + ASSERT (setenv ("a", "2", 0) == 0); + ASSERT (strcmp (getenv ("a"), "==") == 0); + + /* Required to fail with EINVAL. */ + errno = 0; + ASSERT (setenv ("", "", 1) == -1); + ASSERT (errno == EINVAL); + errno = 0; + ASSERT (setenv ("a=b", "", 0) == -1); + ASSERT (errno == EINVAL); +#if 0 + /* glibc and gnulib's implementation guarantee this, but POSIX no + longer requires it: http://austingroupbugs.net/view.php?id=185 */ + errno = 0; + ASSERT (setenv (NULL, "", 0) == -1); + ASSERT (errno == EINVAL); +#endif + + return 0; +} -- cgit v1.2.3