selftests/harness: Refactor XFAIL into SKIP

Plumb the old XFAIL result into a TAP SKIP.

Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
This commit is contained in:
Kees Cook 2020-06-22 11:16:49 -07:00 committed by Shuah Khan
parent e80068be21
commit 9847d24af9
2 changed files with 52 additions and 20 deletions

View File

@ -112,22 +112,22 @@
__FILE__, __LINE__, _metadata->name, ##__VA_ARGS__)
/**
* XFAIL(statement, fmt, ...)
* SKIP(statement, fmt, ...)
*
* @statement: statement to run after reporting XFAIL
* @statement: statement to run after reporting SKIP
* @fmt: format string
* @...: optional arguments
*
* This forces a "pass" after reporting a failure with an XFAIL prefix,
* This forces a "pass" after reporting why something is being skipped
* and runs "statement", which is usually "return" or "goto skip".
*/
#define XFAIL(statement, fmt, ...) do { \
#define SKIP(statement, fmt, ...) do { \
if (TH_LOG_ENABLED) { \
fprintf(TH_LOG_STREAM, "# XFAIL " fmt "\n", \
fprintf(TH_LOG_STREAM, "# SKIP " fmt "\n", \
##__VA_ARGS__); \
} \
/* TODO: find a way to pass xfail to test runner process. */ \
_metadata->passed = 1; \
_metadata->skip = 1; \
_metadata->trigger = 0; \
statement; \
} while (0)
@ -777,6 +777,7 @@ struct __test_metadata {
struct __fixture_metadata *fixture;
int termsig;
int passed;
int skip; /* did SKIP get used? */
int trigger; /* extra handler after the evaluation */
int timeout; /* seconds to wait for test timeout */
bool timed_out; /* did this test timeout instead of exiting? */
@ -866,18 +867,32 @@ void __wait_for_test(struct __test_metadata *t)
fprintf(TH_LOG_STREAM,
"# %s: Test terminated by timeout\n", t->name);
} else if (WIFEXITED(status)) {
t->passed = t->termsig == -1 ? !WEXITSTATUS(status) : 0;
if (t->termsig != -1) {
t->passed = 0;
fprintf(TH_LOG_STREAM,
"# %s: Test exited normally instead of by signal (code: %d)\n",
t->name,
WEXITSTATUS(status));
} else if (!t->passed) {
} else {
switch (WEXITSTATUS(status)) {
/* Success */
case 0:
t->passed = 1;
break;
/* SKIP */
case 255:
t->passed = 1;
t->skip = 1;
break;
/* Other failure, assume step report. */
default:
t->passed = 0;
fprintf(TH_LOG_STREAM,
"# %s: Test failed at step #%d\n",
t->name,
WEXITSTATUS(status));
}
}
} else if (WIFSIGNALED(status)) {
t->passed = 0;
if (WTERMSIG(status) == SIGABRT) {
@ -906,6 +921,7 @@ void __run_test(struct __fixture_metadata *f,
{
/* reset test struct */
t->passed = 1;
t->skip = 0;
t->trigger = 0;
t->step = 0;
t->no_print = 0;
@ -918,13 +934,29 @@ void __run_test(struct __fixture_metadata *f,
t->passed = 0;
} else if (t->pid == 0) {
t->fn(t, variant);
/* return the step that failed or 0 */
_exit(t->passed ? 0 : t->step);
/* Make sure step doesn't get lost in reporting */
if (t->step >= 255) {
ksft_print_msg("Too many test steps (%u)!?\n", t->step);
t->step = 254;
}
/* Use 255 for SKIP */
if (t->skip)
_exit(255);
/* Pass is exit 0 */
if (t->passed)
_exit(0);
/* Something else happened, report the step. */
_exit(t->step);
} else {
__wait_for_test(t);
}
ksft_print_msg(" %4s %s%s%s.%s\n", t->passed ? "OK" : "FAIL",
f->name, variant->name[0] ? "." : "", variant->name, t->name);
if (t->skip)
ksft_test_result_skip("%s%s%s.%s\n",
f->name, variant->name[0] ? "." : "", variant->name, t->name);
else
ksft_test_result(t->passed, "%s%s%s.%s\n",
f->name, variant->name[0] ? "." : "", variant->name, t->name);
}

View File

@ -3069,7 +3069,7 @@ TEST(get_metadata)
/* Only real root can get metadata. */
if (geteuid()) {
XFAIL(return, "get_metadata requires real root");
SKIP(return, "get_metadata requires real root");
return;
}
@ -3112,7 +3112,7 @@ TEST(get_metadata)
ret = ptrace(PTRACE_SECCOMP_GET_METADATA, pid, sizeof(md), &md);
EXPECT_EQ(sizeof(md), ret) {
if (errno == EINVAL)
XFAIL(goto skip, "Kernel does not support PTRACE_SECCOMP_GET_METADATA (missing CONFIG_CHECKPOINT_RESTORE?)");
SKIP(goto skip, "Kernel does not support PTRACE_SECCOMP_GET_METADATA (missing CONFIG_CHECKPOINT_RESTORE?)");
}
EXPECT_EQ(md.flags, SECCOMP_FILTER_FLAG_LOG);
@ -3673,7 +3673,7 @@ TEST(user_notification_continue)
resp.val = 0;
EXPECT_EQ(ioctl(listener, SECCOMP_IOCTL_NOTIF_SEND, &resp), 0) {
if (errno == EINVAL)
XFAIL(goto skip, "Kernel does not support SECCOMP_USER_NOTIF_FLAG_CONTINUE");
SKIP(goto skip, "Kernel does not support SECCOMP_USER_NOTIF_FLAG_CONTINUE");
}
skip:
@ -3681,7 +3681,7 @@ skip:
EXPECT_EQ(true, WIFEXITED(status));
EXPECT_EQ(0, WEXITSTATUS(status)) {
if (WEXITSTATUS(status) == 2) {
XFAIL(return, "Kernel does not support kcmp() syscall");
SKIP(return, "Kernel does not support kcmp() syscall");
return;
}
}