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Add Hard Link Unit Tests 

- Added unit test cases to validate link() functionality using relative/absolute and unicode/ascii parameters.
This commit is contained in:
Bryan Berns 2018-04-19 03:09:04 -04:00
parent 41e4e89376
commit f6554dcb1c
1 changed files with 82 additions and 0 deletions
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82
regress/unittests/win32compat/file_tests.c
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@ -601,6 +601,87 @@ file_symlink_tests()
_wsystem(L"RD /S /Q win32compat-tmp >NUL 2>&1");
}
void
file_link_tests()
{
/* skip these unit tests if we cannot create hard links at all */
CloseHandle(CreateFileW(L"admin_check_tgt", GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, NULL));
int perm_test = CreateHardLinkW(L"admin_check", L"admin_check_tgt", 0);
DeleteFileW(L"admin_check");
DeleteFileW(L"admin_check_tgt");
if (perm_test == 0) return;
wchar_t curdir[MAX_PATH];
GetCurrentDirectoryW(MAX_PATH, curdir);
/* perform a variety of link tests using unicode, absolute/relative links,
* absolute/relative targets
*/
for (int do_unicode = 0; do_unicode <= 1; do_unicode++)
for (int do_absolute_lnk = 0; do_absolute_lnk <= 1; do_absolute_lnk++)
for (int do_absolute_tgt = 0; do_absolute_tgt <= 1; do_absolute_tgt++)
{
char test_name[128];
sprintf(test_name, "link: %s link, %s file target, %s",
(do_absolute_lnk) ? "relative" : "absolute",
(do_absolute_tgt) ? "relative" : "absolute",
(do_unicode) ? "unicode" : "ansi");
TEST_START(test_name);
/* cleanup / setup basic test structure */
_wsystem(L"RD /S /Q win32compat-tmp >NUL 2>&1");
_wsystem(L"MKDIR win32compat-tmp >NUL 2>&1");
wchar_t tgt_path[MAX_PATH] = L"";
wchar_t lnk_path[MAX_PATH] = L"";
/* prepend absolute path if doing absolute test */
if (do_absolute_tgt) {
wcscat(tgt_path, L"/");
wcscat(tgt_path, curdir);
wcscat(tgt_path, L"/");
}
if (do_absolute_lnk) {
wcscat(lnk_path, L"/");
wcscat(lnk_path, curdir);
wcscat(lnk_path, L"/");
}
/* append the test paths */
wcscat(tgt_path, L"win32compat-tmp/tgt");
wcscat(lnk_path, L"win32compat-tmp/lnk");
/* append unicode char if doing unicode test */
if (do_unicode) {
wcscat(tgt_path, L"Δ");
wcscat(lnk_path, L"Δ");
}
/* create file as target */
CloseHandle(CreateFileW(&tgt_path[do_absolute_tgt],
GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, NULL));
/* convert to utf8 for test */
char * tgt_utf8 = utf16_to_utf8(tgt_path);
char * lnk_utf8 = utf16_to_utf8(lnk_path);
/* create link */
int link_ret = link(tgt_utf8, lnk_utf8);
ASSERT_INT_EQ(link_ret, 0);
/* verify stat() gets a reference to the dir or file */
struct w32_stat statbuf;
int stat_ret = stat(lnk_utf8, &statbuf);
ASSERT_INT_EQ(stat_ret, 0);
ASSERT_INT_EQ(1, S_ISREG(statbuf.st_mode));
TEST_DONE();
}
_wsystem(L"RD /S /Q win32compat-tmp >NUL 2>&1");
}
void
file_tests()
{
@ -611,4 +692,5 @@ file_tests()
file_select_tests();
file_miscellaneous_tests();
file_symlink_tests();
file_link_tests();
}