>From 6f4fc51cf858a53e6b339f780911e31e4a36f29e Mon Sep 17 00:00:00 2001 From: Bruno Haible Date: Wed, 22 Jun 2022 01:45:33 +0200 Subject: [PATCH 3/4] chmod: Add tests. * tests/test-chmod.c: New file, based on tests/test-lchmod.c. * modules/chmod-tests: New file. --- ChangeLog | 4 +++ modules/chmod-tests | 13 +++++++ tests/test-chmod.c | 87 +++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 104 insertions(+) create mode 100644 modules/chmod-tests create mode 100644 tests/test-chmod.c diff --git a/ChangeLog b/ChangeLog index 7cf53fde6b..c0de6e4703 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,9 @@ 2022-06-22 Bruno Haible + chmod: Add tests. + * tests/test-chmod.c: New file, based on tests/test-lchmod.c. + * modules/chmod-tests: New file. + chmod: New module. * lib/sys_stat.in.h (chmod): Declare when GNULIB_CHMOD is 1. * lib/chmod.c: New file, based on lib/lchmod.c. diff --git a/modules/chmod-tests b/modules/chmod-tests new file mode 100644 index 0000000000..fbb79b3630 --- /dev/null +++ b/modules/chmod-tests @@ -0,0 +1,13 @@ +Files: +tests/test-chmod.c +tests/signature.h +tests/macros.h + +Depends-on: + +configure.ac: + +Makefile.am: +TESTS += test-chmod +check_PROGRAMS += test-chmod +test_chmod_LDADD = $(LDADD) $(LIBINTL) diff --git a/tests/test-chmod.c b/tests/test-chmod.c new file mode 100644 index 0000000000..7834dcd906 --- /dev/null +++ b/tests/test-chmod.c @@ -0,0 +1,87 @@ +/* Test changing the protections of a file. + Copyright (C) 2020-2022 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 . */ + +#include + +#include + +#include "signature.h" +SIGNATURE_CHECK (chmod, int, (const char *, mode_t)); + +#include +#include +#include +#include + +#include "macros.h" + +#define BASE "test-chmod." + +int +main (void) +{ + /* Test that chmod works on regular files. */ + { + struct stat statbuf; + unlink (BASE "file"); + ASSERT (close (creat (BASE "file", 0600)) == 0); + ASSERT (chmod (BASE "file", 0400) == 0); + ASSERT (stat (BASE "file", &statbuf) >= 0); + ASSERT ((statbuf.st_mode & 0700) == 0400); + + errno = 0; + ASSERT (chmod (BASE "file/", 0600) == -1); + ASSERT (errno == ENOTDIR); + + /* Clean up. */ + ASSERT (chmod (BASE "file", 0600) == 0); + ASSERT (unlink (BASE "file") == 0); + } + + /* Test that chmod works on directories. */ + { + struct stat statbuf; + + rmdir (BASE "dir"); + ASSERT (mkdir (BASE "dir", 0700) == 0); + ASSERT (chmod (BASE "dir", 0500) == 0); + ASSERT (stat (BASE "dir", &statbuf) >= 0); + ASSERT ((statbuf.st_mode & 0700) == 0500); + ASSERT (chmod (BASE "dir/", 0700) == 0); + + /* Clean up. */ + ASSERT (rmdir (BASE "dir") == 0); + } + + /* Test that chmod on symlinks modifies the symlink target. */ + { + unlink (BASE "file"); + unlink (BASE "link"); + if (symlink (BASE "file", BASE "link") == 0) + { + struct stat statbuf; + ASSERT (close (creat (BASE "file", 0600)) == 0); + chmod (BASE "link", 0400); + ASSERT (stat (BASE "file", &statbuf) >= 0); + ASSERT ((statbuf.st_mode & 0700) == 0400); + } + /* Clean up. */ + unlink (BASE "file"); + unlink (BASE "link"); + } + + return 0; +} -- 2.25.1