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author | Dan Willemsen <dwillemsen@google.com> | 2019-02-18 13:40:03 -0800 |
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committer | Dan Willemsen <dwillemsen@google.com> | 2019-02-18 13:40:03 -0800 |
commit | ea2b8a1c079d9184f53277f95a4d52c3c5a9f019 (patch) | |
tree | 5ec9aa82542909ecfc0859277d941528857a59b7 /tests/test-rmdir.h | |
parent | cfddd4f332465a447e87b4c1523fb2b9133e7afd (diff) | |
download | m4-ea2b8a1c079d9184f53277f95a4d52c3c5a9f019.tar.gz |
Add 1.4.18 tarball contentsupstream
Test: none
Change-Id: Id75707b7a41aaaaf33046cf541bcb19ecb4d5851
Diffstat (limited to 'tests/test-rmdir.h')
-rw-r--r-- | tests/test-rmdir.h | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/tests/test-rmdir.h b/tests/test-rmdir.h new file mode 100644 index 0000000..5cccd05 --- /dev/null +++ b/tests/test-rmdir.h @@ -0,0 +1,102 @@ +/* Tests of rmdir. + Copyright (C) 2009-2016 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 <http://www.gnu.org/licenses/>. */ + +/* Written by Eric Blake <ebb9@byu.net>, 2009. */ + +/* This file is designed to test both rmdir(n) and + unlinkat(AT_FDCWD,n,AT_REMOVEDIR). FUNC is the function to test. + Assumes that BASE and ASSERT are already defined, and that + appropriate headers are already included. If PRINT, then warn + before returning status 77 when symlinks are unsupported. */ + +static int +test_rmdir_func (int (*func) (char const *name), bool print) +{ + /* Setup. */ + ASSERT (mkdir (BASE "dir", 0700) == 0); + ASSERT (close (creat (BASE "dir/file", 0600)) == 0); + + /* Basic error conditions. */ + errno = 0; + ASSERT (func ("") == -1); + ASSERT (errno == ENOENT); + errno = 0; + ASSERT (func (BASE "nosuch") == -1); + ASSERT (errno == ENOENT); + errno = 0; + ASSERT (func (BASE "nosuch/") == -1); + ASSERT (errno == ENOENT); + errno = 0; + ASSERT (func (".") == -1); + ASSERT (errno == EINVAL || errno == EBUSY); + /* Resulting errno after ".." or "/" is too varied to test; it is + reasonable to see any of EINVAL, EBUSY, EEXIST, ENOTEMPTY, + EACCES, EPERM. */ + ASSERT (func ("..") == -1); + ASSERT (func ("/") == -1); + ASSERT (func ("///") == -1); + errno = 0; + ASSERT (func (BASE "dir/file/") == -1); + ASSERT (errno == ENOTDIR); + + /* Non-empty directory. */ + errno = 0; + ASSERT (func (BASE "dir") == -1); + ASSERT (errno == EEXIST || errno == ENOTEMPTY); + + /* Non-directory. */ + errno = 0; + ASSERT (func (BASE "dir/file") == -1); + ASSERT (errno == ENOTDIR); + + /* Empty directory. */ + ASSERT (unlink (BASE "dir/file") == 0); + errno = 0; + ASSERT (func (BASE "dir/.//") == -1); + ASSERT (errno == EINVAL || errno == EBUSY || errno == EEXIST + || errno == ENOTEMPTY); + ASSERT (func (BASE "dir") == 0); + + /* Test symlink behavior. Specifying trailing slash should remove + referent directory (POSIX), or cause ENOTDIR failure (Linux), but + not touch symlink. We prefer the Linux behavior for its + intuitiveness (especially compared to rmdir("symlink-to-file/")), + but not enough to penalize POSIX systems with an rpl_rmdir. */ + if (symlink (BASE "dir", BASE "link") != 0) + { + if (print) + fputs ("skipping test: symlinks not supported on this file system\n", + stderr); + return 77; + } + ASSERT (mkdir (BASE "dir", 0700) == 0); + errno = 0; + if (func (BASE "link/") == 0) + { + struct stat st; + errno = 0; + ASSERT (stat (BASE "link", &st) == -1); + ASSERT (errno == ENOENT); + } + else + { + ASSERT (errno == ENOTDIR); + ASSERT (func (BASE "dir") == 0); + } + ASSERT (unlink (BASE "link") == 0); + + return 0; +} |