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Diffstat (limited to 'tools/testing/selftests/kselftest.h')
-rw-r--r--tools/testing/selftests/kselftest.h55
1 files changed, 48 insertions, 7 deletions
diff --git a/tools/testing/selftests/kselftest.h b/tools/testing/selftests/kselftest.h
index 29fedf609611..afbcf8412ae5 100644
--- a/tools/testing/selftests/kselftest.h
+++ b/tools/testing/selftests/kselftest.h
@@ -18,7 +18,8 @@
* ksft_print_msg(fmt, ...);
* ksft_perror(msg);
*
- * and finally report the pass/fail/skip/xfail state of the test with one of:
+ * and finally report the pass/fail/skip/xfail/xpass state of the test
+ * with one of:
*
* ksft_test_result(condition, fmt, ...);
* ksft_test_result_report(result, fmt, ...);
@@ -26,6 +27,7 @@
* ksft_test_result_fail(fmt, ...);
* ksft_test_result_skip(fmt, ...);
* ksft_test_result_xfail(fmt, ...);
+ * ksft_test_result_xpass(fmt, ...);
* ksft_test_result_error(fmt, ...);
* ksft_test_result_code(exit_code, test_name, fmt, ...);
*
@@ -52,6 +54,7 @@
#include <stdlib.h>
#include <unistd.h>
#include <stdarg.h>
+#include <stdbool.h>
#include <string.h>
#include <stdio.h>
#include <sys/utsname.h>
@@ -90,6 +93,14 @@
#endif
#define __printf(a, b) __attribute__((format(printf, a, b)))
+#ifndef __always_unused
+#define __always_unused __attribute__((__unused__))
+#endif
+
+#ifndef __maybe_unused
+#define __maybe_unused __attribute__((__unused__))
+#endif
+
/* counters */
struct ksft_count {
unsigned int ksft_pass;
@@ -102,6 +113,7 @@ struct ksft_count {
static struct ksft_count ksft_cnt;
static unsigned int ksft_plan;
+static bool ksft_debug_enabled;
static inline unsigned int ksft_test_num(void)
{
@@ -147,6 +159,11 @@ static inline void ksft_set_plan(unsigned int plan)
static inline void ksft_print_cnts(void)
{
+ if (ksft_cnt.ksft_xskip > 0)
+ printf(
+ "# %u skipped test(s) detected. Consider enabling relevant config options to improve coverage.\n",
+ ksft_cnt.ksft_xskip
+ );
if (ksft_plan != ksft_test_num())
printf("# Planned tests != run tests (%u != %u)\n",
ksft_plan, ksft_test_num());
@@ -168,6 +185,18 @@ static inline __printf(1, 2) void ksft_print_msg(const char *msg, ...)
va_end(args);
}
+static inline void ksft_print_dbg_msg(const char *msg, ...)
+{
+ va_list args;
+
+ if (!ksft_debug_enabled)
+ return;
+
+ va_start(args, msg);
+ ksft_print_msg(msg, args);
+ va_end(args);
+}
+
static inline void ksft_perror(const char *msg)
{
ksft_print_msg("%s: %s (%d)\n", msg, strerror(errno), errno);
@@ -227,6 +256,20 @@ static inline __printf(1, 2) void ksft_test_result_xfail(const char *msg, ...)
va_end(args);
}
+static inline __printf(1, 2) void ksft_test_result_xpass(const char *msg, ...)
+{
+ int saved_errno = errno;
+ va_list args;
+
+ ksft_cnt.ksft_xpass++;
+
+ va_start(args, msg);
+ printf("ok %u # XPASS ", ksft_test_num());
+ errno = saved_errno;
+ vprintf(msg, args);
+ va_end(args);
+}
+
static inline __printf(1, 2) void ksft_test_result_skip(const char *msg, ...)
{
int saved_errno = errno;
@@ -318,6 +361,9 @@ void ksft_test_result_code(int exit_code, const char *test_name,
case KSFT_XFAIL: \
ksft_test_result_xfail(fmt, ##__VA_ARGS__); \
break; \
+ case KSFT_XPASS: \
+ ksft_test_result_xpass(fmt, ##__VA_ARGS__); \
+ break; \
case KSFT_SKIP: \
ksft_test_result_skip(fmt, ##__VA_ARGS__); \
break; \
@@ -403,7 +449,7 @@ static inline __noreturn __printf(1, 2) void ksft_exit_skip(const char *msg, ...
*/
if (ksft_plan || ksft_test_num()) {
ksft_cnt.ksft_xskip++;
- printf("ok %d # SKIP ", 1 + ksft_test_num());
+ printf("ok %u # SKIP ", 1 + ksft_test_num());
} else {
printf("1..0 # SKIP ");
}
@@ -420,10 +466,6 @@ static inline __noreturn __printf(1, 2) void ksft_exit_skip(const char *msg, ...
static inline int ksft_min_kernel_version(unsigned int min_major,
unsigned int min_minor)
{
-#ifdef NOLIBC
- ksft_print_msg("NOLIBC: Can't check kernel version: Function not implemented\n");
- return 0;
-#else
unsigned int major, minor;
struct utsname info;
@@ -431,7 +473,6 @@ static inline int ksft_min_kernel_version(unsigned int min_major,
ksft_exit_fail_msg("Can't parse kernel version\n");
return major > min_major || (major == min_major && minor >= min_minor);
-#endif
}
#endif /* __KSELFTEST_H */