diff options
author | Bruno Haible <bruno@clisp.org> | 2010-11-11 13:25:05 +0100 |
---|---|---|
committer | Bruno Haible <bruno@clisp.org> | 2010-11-11 13:25:05 +0100 |
commit | 5ca7d7be7307631cc8074d85422fbcde4326f07b (patch) | |
tree | 701b9b9f6ed6be0b4930a1d79c070c33ae3960db /tests | |
parent | 1838494765155d7c9ac63832182cd4ef9f368bf5 (diff) | |
download | gnulib-5ca7d7be7307631cc8074d85422fbcde4326f07b.tar.gz |
Tests for module 'strerror_r-posix'.
* modules/strerror_r-posix-tests: New file.
* tests/test-strerror_r.c: New file.
* tests/test-string-c++.cc: Check the signature of strerror_r.
Diffstat (limited to 'tests')
-rw-r--r-- | tests/test-strerror_r.c | 94 | ||||
-rw-r--r-- | tests/test-string-c++.cc | 4 |
2 files changed, 98 insertions, 0 deletions
diff --git a/tests/test-strerror_r.c b/tests/test-strerror_r.c new file mode 100644 index 0000000000..6af4e98032 --- /dev/null +++ b/tests/test-strerror_r.c @@ -0,0 +1,94 @@ +/* Test of strerror_r() function. + Copyright (C) 2007-2010 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, 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ + +#include <config.h> + +#include <string.h> + +#include "signature.h" +SIGNATURE_CHECK (strerror_r, int, (int, char *, size_t)); + +#include <errno.h> + +#include "macros.h" + +int +main (void) +{ + char buf[100]; + int ret; + + /* Test results with valid errnum and enough room. */ + + buf[0] = '\0'; + ASSERT (strerror_r (EACCES, buf, sizeof (buf)) == 0); + ASSERT (buf[0] != '\0'); + + buf[0] = '\0'; + ASSERT (strerror_r (ETIMEDOUT, buf, sizeof (buf)) == 0); + ASSERT (buf[0] != '\0'); + + buf[0] = '\0'; + ASSERT (strerror_r (EOVERFLOW, buf, sizeof (buf)) == 0); + ASSERT (buf[0] != '\0'); + + /* Test results with out-of-range errnum and enough room. */ + + buf[0] = '^'; + ret = strerror_r (0, buf, sizeof (buf)); + ASSERT (ret == 0 || ret == EINVAL); + if (ret == 0) + ASSERT (buf[0] != '^'); + + buf[0] = '^'; + ret = strerror_r (-3, buf, sizeof (buf)); + ASSERT (ret == 0 || ret == EINVAL); + if (ret == 0) + ASSERT (buf[0] != '^'); + + /* Test results with a too small buffer. */ + + ASSERT (strerror_r (EACCES, buf, sizeof (buf)) == 0); + { + size_t len = strlen (buf); + size_t i; + + for (i = 0; i <= len; i++) + { + strcpy (buf, "BADFACE"); + ret = strerror_r (EACCES, buf, i); + if (ret == 0) + { + /* Truncated result. POSIX allows this, and it actually + happens on AIX 6.1. */ + ASSERT (strcmp (buf, "BADFACE") != 0); + } + else + { + /* Failure. */ + ASSERT (ret == ERANGE); + /* buf is clobbered nevertheless, on FreeBSD and MacOS X. */ + } + } + + strcpy (buf, "BADFACE"); + ret = strerror_r (EACCES, buf, len + 1); + ASSERT (ret == 0); + } + + return 0; +} diff --git a/tests/test-string-c++.cc b/tests/test-string-c++.cc index 5c18651252..c16bdd48bf 100644 --- a/tests/test-string-c++.cc +++ b/tests/test-string-c++.cc @@ -126,6 +126,10 @@ SIGNATURE_CHECK (GNULIB_NAMESPACE::mbspbrk, char *, SIGNATURE_CHECK (GNULIB_NAMESPACE::strerror, char *, (int)); #endif +#if GNULIB_TEST_STRERROR_R +SIGNATURE_CHECK (GNULIB_NAMESPACE::strerror_r, int, (int, char *, size_t)); +#endif + #if GNULIB_TEST_STRSIGNAL SIGNATURE_CHECK (GNULIB_NAMESPACE::strsignal, char *, (int)); #endif |