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test: add test for dir_is_empty_at()

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This commit is contained in:
Lennart Poettering
2021-10-25 21:51:37 +02:00
parent d96f21eec2
commit bfc569b060
1 changed files with 32 additions and 0 deletions
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src/test/test-stat-util.c
+32
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@@ -8,10 +8,12 @@
#include "alloc-util.h"
#include "errno-list.h"
#include "fd-util.h"
#include "fs-util.h"
#include "macro.h"
#include "mountpoint-util.h"
#include "namespace-util.h"
#include "path-util.h"
#include "rm-rf.h"
#include "stat-util.h"
#include "tests.h"
#include "tmpfile-util.h"
@@ -223,6 +225,35 @@ static void test_device_path_make_canonical(void) {
}
}
static void test_dir_is_empty(void) {
_cleanup_(rm_rf_physical_and_freep) char *empty_dir = NULL;
_cleanup_free_ char *j = NULL, *jj = NULL;
log_info("/* %s */", __func__);
assert_se(dir_is_empty_at(AT_FDCWD, "/proc") == 0);
assert_se(dir_is_empty_at(AT_FDCWD, "/icertainlydontexistdoi") == -ENOENT);
assert_se(mkdtemp_malloc("/tmp/emptyXXXXXX", &empty_dir) >= 0);
assert_se(dir_is_empty_at(AT_FDCWD, empty_dir) > 0);
j = path_join(empty_dir, "zzz");
assert_se(j);
assert_se(touch(j) >= 0);
assert_se(dir_is_empty_at(AT_FDCWD, empty_dir) == 0);
jj = path_join(empty_dir, "ppp");
assert_se(jj);
assert_se(touch(jj) >= 0);
assert_se(dir_is_empty_at(AT_FDCWD, empty_dir) == 0);
assert_se(unlink(j) >= 0);
assert_se(dir_is_empty_at(AT_FDCWD, empty_dir) == 0);
assert_se(unlink(jj) >= 0);
assert_se(dir_is_empty_at(AT_FDCWD, empty_dir) > 0);
}
int main(int argc, char *argv[]) {
log_show_color(true);
test_setup_logging(LOG_INFO);
@@ -235,6 +266,7 @@ int main(int argc, char *argv[]) {
test_fd_is_ns();
test_device_major_minor_valid();
test_device_path_make_canonical();
test_dir_is_empty();
return 0;
}