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selftests: membarrier: use ksft_* var arg msg api 

Use ksft_* var arg msg to include strerror() info. in test output. Remove
redundant SKIP/FAIL/PASS logic as it is no longer needed with ksft_ api.
Improve test output to be consistent and clear.

Signed-off-by: Shuah Khan <shuahkh@osg.samsung.com>
This commit is contained in:
Shuah Khan 2017-06-29 16:54:57 -06:00
parent 0732d06ee5
commit e67f85fb96
1 changed files with 41 additions and 50 deletions
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91
tools/testing/selftests/membarrier/membarrier_test.c
View File

@ -7,62 +7,63 @@
#include "../kselftest.h" #include "../kselftest.h"
enum test_membarrier_status {
TEST_MEMBARRIER_PASS = 0,
TEST_MEMBARRIER_FAIL,
TEST_MEMBARRIER_SKIP,
};
static int sys_membarrier(int cmd, int flags) static int sys_membarrier(int cmd, int flags)
{ {
return syscall(__NR_membarrier, cmd, flags); return syscall(__NR_membarrier, cmd, flags);
} }
static enum test_membarrier_status test_membarrier_cmd_fail(void) static int test_membarrier_cmd_fail(void)
{ {
int cmd = -1, flags = 0; int cmd = -1, flags = 0;
const char *test_name = "membarrier command cmd=-1. Wrong command should fail";
if (sys_membarrier(cmd, flags) != -1) { if (sys_membarrier(cmd, flags) != -1) {
ksft_test_result_fail(test_name); ksft_exit_fail_msg(
return TEST_MEMBARRIER_FAIL; "sys membarrier invalid command test: command = %d, flags = %d. Should fail, but passed\n",
cmd, flags);
} }
ksft_test_result_pass(test_name); ksft_test_result_pass(
return TEST_MEMBARRIER_PASS; "sys membarrier invalid command test: command = %d, flags = %d. Failed as expected\n",
cmd, flags);
return 0;
} }
static enum test_membarrier_status test_membarrier_flags_fail(void) static int test_membarrier_flags_fail(void)
{ {
int cmd = MEMBARRIER_CMD_QUERY, flags = 1; int cmd = MEMBARRIER_CMD_QUERY, flags = 1;
const char *test_name = "MEMBARRIER_CMD_QUERY, flags=1, Wrong flags should fail";
if (sys_membarrier(cmd, flags) != -1) { if (sys_membarrier(cmd, flags) != -1) {
ksft_test_result_fail(test_name); ksft_exit_fail_msg(
return TEST_MEMBARRIER_FAIL; "sys membarrier MEMBARRIER_CMD_QUERY invalid flags test: flags = %d. Should fail, but passed\n",
flags);
} }
ksft_test_result_pass(test_name); ksft_test_result_pass(
return TEST_MEMBARRIER_PASS; "sys membarrier MEMBARRIER_CMD_QUERY invalid flags test: flags = %d. Failed as expected\n",
flags);
return 0;
} }
static enum test_membarrier_status test_membarrier_success(void) static int test_membarrier_success(void)
{ {
int cmd = MEMBARRIER_CMD_SHARED, flags = 0; int cmd = MEMBARRIER_CMD_SHARED, flags = 0;
const char *test_name = "execute MEMBARRIER_CMD_SHARED"; const char *test_name = "sys membarrier MEMBARRIER_CMD_SHARED\n";
if (sys_membarrier(cmd, flags) != 0) { if (sys_membarrier(cmd, flags) != 0) {
ksft_test_result_fail(test_name); ksft_exit_fail_msg(
return TEST_MEMBARRIER_FAIL; "sys membarrier MEMBARRIER_CMD_SHARED test: flags = %d\n",
flags);
} }
ksft_test_result_pass(test_name); ksft_test_result_pass(
return TEST_MEMBARRIER_PASS; "sys membarrier MEMBARRIER_CMD_SHARED test: flags = %d\n",
flags);
return 0;
} }
static enum test_membarrier_status test_membarrier(void) static int test_membarrier(void)
{ {
enum test_membarrier_status status; int status;
status = test_membarrier_cmd_fail(); status = test_membarrier_cmd_fail();
if (status) if (status)
@ -73,10 +74,10 @@ static enum test_membarrier_status test_membarrier(void)
status = test_membarrier_success(); status = test_membarrier_success();
if (status) if (status)
return status; return status;
return TEST_MEMBARRIER_PASS; return 0;
} }
static enum test_membarrier_status test_membarrier_query(void) static int test_membarrier_query(void)
{ {
int flags = 0, ret; int flags = 0, ret;
@ -87,34 +88,24 @@ static enum test_membarrier_status test_membarrier_query(void)
* It is valid to build a kernel with * It is valid to build a kernel with
* CONFIG_MEMBARRIER=n. However, this skips the tests. * CONFIG_MEMBARRIER=n. However, this skips the tests.
*/ */
ksft_exit_skip("CONFIG_MEMBARRIER is not enabled\n"); ksft_exit_skip(
"sys membarrier (CONFIG_MEMBARRIER) is disabled.\n");
} }
ksft_test_result_fail("sys_membarrier() failed\n"); ksft_exit_fail_msg("sys_membarrier() failed\n");
return TEST_MEMBARRIER_FAIL;
} }
if (!(ret & MEMBARRIER_CMD_SHARED)) { if (!(ret & MEMBARRIER_CMD_SHARED))
ksft_test_result_fail("command MEMBARRIER_CMD_SHARED is not supported.\n"); ksft_exit_fail_msg("sys_membarrier is not supported.\n");
return TEST_MEMBARRIER_FAIL;
} ksft_test_result_pass("sys_membarrier available\n");
ksft_test_result_pass("sys_membarrier available"); return 0;
return TEST_MEMBARRIER_PASS;
} }
int main(int argc, char **argv) int main(int argc, char **argv)
{ {
ksft_print_header(); ksft_print_header();
switch (test_membarrier_query()) {
case TEST_MEMBARRIER_FAIL:
return ksft_exit_fail();
case TEST_MEMBARRIER_SKIP:
return ksft_exit_skip(NULL);
}
switch (test_membarrier()) {
case TEST_MEMBARRIER_FAIL:
return ksft_exit_fail();
case TEST_MEMBARRIER_SKIP:
return ksft_exit_skip(NULL);
}
return ksft_exit_pass(); test_membarrier_query();
test_membarrier();
ksft_exit_pass();
} }