diff options
Diffstat (limited to 'src/test/test-fdset.c')
| -rw-r--r-- | src/test/test-fdset.c | 229 |
1 files changed, 229 insertions, 0 deletions
diff --git a/src/test/test-fdset.c b/src/test/test-fdset.c new file mode 100644 index 0000000..74838e4 --- /dev/null +++ b/src/test/test-fdset.c @@ -0,0 +1,229 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ + +#include <fcntl.h> +#include <unistd.h> + +#include "fd-util.h" +#include "fdset.h" +#include "macro.h" +#include "tests.h" +#include "tmpfile-util.h" +#include "util.h" + +TEST(fdset_new_fill) { + _cleanup_fdset_free_ FDSet *fdset = NULL; + int fd = -1, flags; + + log_close(); + log_set_open_when_needed(true); + + fd = open("/dev/null", O_CLOEXEC|O_RDONLY); + assert_se(fd >= 0); + + assert_se(fdset_new_fill(/* filter_cloexec= */ -1, &fdset) >= 0); + assert_se(fdset_contains(fdset, fd)); + fdset = fdset_free(fdset); + assert_se(fcntl(fd, F_GETFD) < 0); + assert_se(errno == EBADF); + + fd = open("/dev/null", O_CLOEXEC|O_RDONLY); + assert_se(fd >= 0); + + assert_se(fdset_new_fill(/* filter_cloexec= */ 0, &fdset) >= 0); + assert_se(!fdset_contains(fdset, fd)); + fdset = fdset_free(fdset); + assert_se(fcntl(fd, F_GETFD) >= 0); + + assert_se(fdset_new_fill(/* filter_cloexec= */ 1, &fdset) >= 0); + assert_se(fdset_contains(fdset, fd)); + fdset = fdset_free(fdset); + assert_se(fcntl(fd, F_GETFD) < 0); + assert_se(errno == EBADF); + + fd = open("/dev/null", O_RDONLY); + assert_se(fd >= 0); + + assert_se(fdset_new_fill(/* filter_cloexec= */ 1, &fdset) >= 0); + assert_se(!fdset_contains(fdset, fd)); + fdset = fdset_free(fdset); + assert_se(fcntl(fd, F_GETFD) >= 0); + + assert_se(fdset_new_fill(/* filter_cloexec= */ 0, &fdset) >= 0); + assert_se(fdset_contains(fdset, fd)); + flags = fcntl(fd, F_GETFD); + assert_se(flags >= 0); + assert_se(FLAGS_SET(flags, FD_CLOEXEC)); + fdset = fdset_free(fdset); + assert_se(fcntl(fd, F_GETFD) < 0); + assert_se(errno == EBADF); + + log_open(); +} + +TEST(fdset_put_dup) { + _cleanup_close_ int fd = -1; + int copyfd = -1; + _cleanup_fdset_free_ FDSet *fdset = NULL; + char name[] = "/tmp/test-fdset_put_dup.XXXXXX"; + + fd = mkostemp_safe(name); + assert_se(fd >= 0); + + fdset = fdset_new(); + assert_se(fdset); + copyfd = fdset_put_dup(fdset, fd); + assert_se(copyfd >= 0 && copyfd != fd); + assert_se(fdset_contains(fdset, copyfd)); + assert_se(!fdset_contains(fdset, fd)); + + unlink(name); +} + +TEST(fdset_cloexec) { + int fd = -1; + _cleanup_fdset_free_ FDSet *fdset = NULL; + int flags = -1; + char name[] = "/tmp/test-fdset_cloexec.XXXXXX"; + + fd = mkostemp_safe(name); + assert_se(fd >= 0); + + fdset = fdset_new(); + assert_se(fdset); + assert_se(fdset_put(fdset, fd)); + + assert_se(fdset_cloexec(fdset, false) >= 0); + flags = fcntl(fd, F_GETFD); + assert_se(flags >= 0); + assert_se(!(flags & FD_CLOEXEC)); + + assert_se(fdset_cloexec(fdset, true) >= 0); + flags = fcntl(fd, F_GETFD); + assert_se(flags >= 0); + assert_se(flags & FD_CLOEXEC); + + unlink(name); +} + +TEST(fdset_close_others) { + int fd = -1; + int copyfd = -1; + _cleanup_fdset_free_ FDSet *fdset = NULL; + int flags = -1; + char name[] = "/tmp/test-fdset_close_others.XXXXXX"; + + fd = mkostemp_safe(name); + assert_se(fd >= 0); + + fdset = fdset_new(); + assert_se(fdset); + copyfd = fdset_put_dup(fdset, fd); + assert_se(copyfd >= 0); + + assert_se(fdset_close_others(fdset) >= 0); + flags = fcntl(fd, F_GETFD); + assert_se(flags < 0); + flags = fcntl(copyfd, F_GETFD); + assert_se(flags >= 0); + + unlink(name); +} + +TEST(fdset_remove) { + _cleanup_close_ int fd = -1; + FDSet *fdset = NULL; + char name[] = "/tmp/test-fdset_remove.XXXXXX"; + + fd = mkostemp_safe(name); + assert_se(fd >= 0); + + fdset = fdset_new(); + assert_se(fdset); + assert_se(fdset_put(fdset, fd) >= 0); + assert_se(fdset_remove(fdset, fd) >= 0); + assert_se(!fdset_contains(fdset, fd)); + fdset_free(fdset); + + assert_se(fcntl(fd, F_GETFD) >= 0); + + unlink(name); +} + +TEST(fdset_iterate) { + int fd = -1; + FDSet *fdset = NULL; + char name[] = "/tmp/test-fdset_iterate.XXXXXX"; + int c = 0; + int a; + + fd = mkostemp_safe(name); + assert_se(fd >= 0); + + fdset = fdset_new(); + assert_se(fdset); + assert_se(fdset_put(fdset, fd) >= 0); + assert_se(fdset_put(fdset, fd) >= 0); + assert_se(fdset_put(fdset, fd) >= 0); + + FDSET_FOREACH(a, fdset) { + c++; + assert_se(a == fd); + } + assert_se(c == 1); + + fdset_free(fdset); + + unlink(name); +} + +TEST(fdset_isempty) { + int fd; + _cleanup_fdset_free_ FDSet *fdset = NULL; + char name[] = "/tmp/test-fdset_isempty.XXXXXX"; + + fd = mkostemp_safe(name); + assert_se(fd >= 0); + + fdset = fdset_new(); + assert_se(fdset); + + assert_se(fdset_isempty(fdset)); + assert_se(fdset_put(fdset, fd) >= 0); + assert_se(!fdset_isempty(fdset)); + + unlink(name); +} + +TEST(fdset_steal_first) { + int fd; + _cleanup_fdset_free_ FDSet *fdset = NULL; + char name[] = "/tmp/test-fdset_steal_first.XXXXXX"; + + fd = mkostemp_safe(name); + assert_se(fd >= 0); + + fdset = fdset_new(); + assert_se(fdset); + + assert_se(fdset_steal_first(fdset) < 0); + assert_se(fdset_put(fdset, fd) >= 0); + assert_se(fdset_steal_first(fdset) == fd); + assert_se(fdset_steal_first(fdset) < 0); + assert_se(fdset_put(fdset, fd) >= 0); + + unlink(name); +} + +TEST(fdset_new_array) { + int fds[] = {10, 11, 12, 13}; + _cleanup_fdset_free_ FDSet *fdset = NULL; + + assert_se(fdset_new_array(&fdset, fds, 4) >= 0); + assert_se(fdset_size(fdset) == 4); + assert_se(fdset_contains(fdset, 10)); + assert_se(fdset_contains(fdset, 11)); + assert_se(fdset_contains(fdset, 12)); + assert_se(fdset_contains(fdset, 13)); +} + +DEFINE_TEST_MAIN(LOG_INFO); |