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testing/vsock: add parameters to list and skip tests

Browse source 
Some tests can fail with transports that have a slightly
different behavior, so let's add the possibility to specify
which tests to skip.

Signed-off-by: Stefano Garzarella <sgarzare@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Stefano Garzarella 2019-12-18 19:07:06 +01:00 committed by David S. Miller
parent 770ce0078c
commit 5a2b242563
6 changed files with 116 additions and 20 deletions
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15
tools/testing/vsock/control.c
View file

@ -205,11 +205,22 @@ void control_expectln(const char *str)
char *line;
line = control_readln();
if (strcmp(str, line) != 0) {
control_cmpln(line, str, true);
free(line);
}
bool control_cmpln(char *line, const char *str, bool fail)
{
if (strcmp(str, line) == 0)
return true;
if (fail) {
fprintf(stderr, "expected \"%s\" on control socket, got \"%s\"\n",
str, line);
exit(EXIT_FAILURE);
}
free(line);
return false;
}

1
tools/testing/vsock/control.h
View file

@ -10,5 +10,6 @@ void control_cleanup(void);
void control_writeln(const char *str);
char *control_readln(void);
void control_expectln(const char *str);
bool control_cmpln(char *line, const char *str, bool fail);
#endif /* CONTROL_H */

75
tools/testing/vsock/util.c
View file

@ -299,32 +299,77 @@ void run_tests(const struct test_case *test_cases,
for (i = 0; test_cases[i].name; i++) {
void (*run)(const struct test_opts *opts);
char *line;
printf("%s...", test_cases[i].name);
printf("%d - %s...", i, test_cases[i].name);
fflush(stdout);
if (opts->mode == TEST_MODE_CLIENT) {
/* Full barrier before executing the next test. This
* ensures that client and server are executing the
* same test case. In particular, it means whoever is
* faster will not see the peer still executing the
* last test. This is important because port numbers
* can be used by multiple test cases.
*/
control_expectln("NEXT");
/* Full barrier before executing the next test. This
* ensures that client and server are executing the
* same test case. In particular, it means whoever is
* faster will not see the peer still executing the
* last test. This is important because port numbers
* can be used by multiple test cases.
*/
if (test_cases[i].skip)
control_writeln("SKIP");
else
control_writeln("NEXT");
run = test_cases[i].run_client;
} else {
control_writeln("NEXT");
control_expectln("NEXT");
line = control_readln();
if (control_cmpln(line, "SKIP", false) || test_cases[i].skip) {
run = test_cases[i].run_server;
printf("skipped\n");
free(line);
continue;
}
control_cmpln(line, "NEXT", true);
free(line);
if (opts->mode == TEST_MODE_CLIENT)
run = test_cases[i].run_client;
else
run = test_cases[i].run_server;
if (run)
run(opts);
printf("ok\n");
}
}
void list_tests(const struct test_case *test_cases)
{
int i;
printf("ID\tTest name\n");
for (i = 0; test_cases[i].name; i++)
printf("%d\t%s\n", i, test_cases[i].name);
exit(EXIT_FAILURE);
}
void skip_test(struct test_case *test_cases, size_t test_cases_len,
const char *test_id_str)
{
unsigned long test_id;
char *endptr = NULL;
errno = 0;
test_id = strtoul(test_id_str, &endptr, 10);
if (errno || *endptr != '\0') {
fprintf(stderr, "malformed test ID \"%s\"\n", test_id_str);
exit(EXIT_FAILURE);
}
if (test_id >= test_cases_len) {
fprintf(stderr, "test ID (%lu) larger than the max allowed (%lu)\n",
test_id, test_cases_len - 1);
exit(EXIT_FAILURE);
}
test_cases[test_id].skip = true;
}

6
tools/testing/vsock/util.h
View file

@ -29,6 +29,8 @@ struct test_case {
/* Called when test mode is TEST_MODE_SERVER */
void (*run_server)(const struct test_opts *opts);
bool skip;
};
void init_signals(void);
@ -41,5 +43,7 @@ void send_byte(int fd, int expected_ret, int flags);
void recv_byte(int fd, int expected_ret, int flags);
void run_tests(const struct test_case *test_cases,
const struct test_opts *opts);
void list_tests(const struct test_case *test_cases);
void skip_test(struct test_case *test_cases, size_t test_cases_len,
const char *test_id_str);
#endif /* UTIL_H */

19
tools/testing/vsock/vsock_diag_test.c
View file

@ -463,6 +463,16 @@ static const struct option longopts[] = {
.has_arg = required_argument,
.val = 'p',
},
{
.name = "list",
.has_arg = no_argument,
.val = 'l',
},
{
.name = "skip",
.has_arg = required_argument,
.val = 's',
},
{
.name = "help",
.has_arg = no_argument,
@ -473,7 +483,7 @@ static const struct option longopts[] = {
static void usage(void)
{
fprintf(stderr, "Usage: vsock_diag_test [--help] [--control-host=<host>] --control-port=<port> --mode=client|server --peer-cid=<cid>\n"
fprintf(stderr, "Usage: vsock_diag_test [--help] [--control-host=<host>] --control-port=<port> --mode=client|server --peer-cid=<cid> [--list] [--skip=<test_id>]\n"
"\n"
" Server: vsock_diag_test --control-port=1234 --mode=server --peer-cid=3\n"
" Client: vsock_diag_test --control-host=192.168.0.1 --control-port=1234 --mode=client --peer-cid=2\n"
@ -528,6 +538,13 @@ int main(int argc, char **argv)
case 'P':
control_port = optarg;
break;
case 'l':
list_tests(test_cases);
break;
case 's':
skip_test(test_cases, ARRAY_SIZE(test_cases) - 1,
optarg);
break;
case '?':
default:
usage();

20
tools/testing/vsock/vsock_test.c
View file

@ -13,6 +13,7 @@
#include <string.h>
#include <errno.h>
#include <unistd.h>
#include <linux/kernel.h>
#include "timeout.h"
#include "control.h"
@ -222,6 +223,16 @@ static const struct option longopts[] = {
.has_arg = required_argument,
.val = 'p',
},
{
.name = "list",
.has_arg = no_argument,
.val = 'l',
},
{
.name = "skip",
.has_arg = required_argument,
.val = 's',
},
{
.name = "help",
.has_arg = no_argument,
@ -232,7 +243,7 @@ static const struct option longopts[] = {
static void usage(void)
{
fprintf(stderr, "Usage: vsock_test [--help] [--control-host=<host>] --control-port=<port> --mode=client|server --peer-cid=<cid>\n"
fprintf(stderr, "Usage: vsock_test [--help] [--control-host=<host>] --control-port=<port> --mode=client|server --peer-cid=<cid> [--list] [--skip=<test_id>]\n"
"\n"
" Server: vsock_test --control-port=1234 --mode=server --peer-cid=3\n"
" Client: vsock_test --control-host=192.168.0.1 --control-port=1234 --mode=client --peer-cid=2\n"
@ -287,6 +298,13 @@ int main(int argc, char **argv)
case 'P':
control_port = optarg;
break;
case 'l':
list_tests(test_cases);
break;
case 's':
skip_test(test_cases, ARRAY_SIZE(test_cases) - 1,
optarg);
break;
case '?':
default:
usage();