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kselftest: create fixture objects 

Grouping tests by fixture will allow us to parametrize
test runs. Create full objects for fixtures.

Add a "global" fixture for tests without a fixture.

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Acked-by: Kees Cook <keescook@chromium.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jakub Kicinski 2020-04-27 18:03:48 -07:00 committed by David S. Miller
parent 1a89595c22
commit 142aca6b38
1 changed files with 38 additions and 13 deletions
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51
tools/testing/selftests/kselftest_harness.h
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@ -169,8 +169,10 @@
#define __TEST_IMPL(test_name, _signal) \
static void test_name(struct __test_metadata *_metadata); \
static struct __test_metadata _##test_name##_object = \
{ .name = "global." #test_name, \
.fn = &test_name, .termsig = _signal, \
{ .name = #test_name, \
.fn = &test_name, \
.fixture = &_fixture_global, \
.termsig = _signal, \
.timeout = TEST_TIMEOUT_DEFAULT, }; \
static void __attribute__((constructor)) _register_##test_name(void) \
{ \
@ -212,10 +214,12 @@
* populated and cleaned up using FIXTURE_SETUP() and FIXTURE_TEARDOWN().
*/
#define FIXTURE(fixture_name) \
static struct __fixture_metadata _##fixture_name##_fixture_object = \
{ .name = #fixture_name, }; \
static void __attribute__((constructor)) \
_register_##fixture_name##_data(void) \
{ \
__fixture_count++; \
__register_fixture(&_##fixture_name##_fixture_object); \
} \
FIXTURE_DATA(fixture_name)
@ -309,8 +313,9 @@
} \
static struct __test_metadata \
_##fixture_name##_##test_name##_object = { \
.name = #fixture_name "." #test_name, \
.name = #test_name, \
.fn = &wrapper_##fixture_name##_##test_name, \
.fixture = &_##fixture_name##_fixture_object, \
.termsig = signal, \
.timeout = tmout, \
}; \
@ -654,11 +659,34 @@
} \
}
/* Contains all the information about a fixture. */
struct __fixture_metadata {
const char *name;
struct __fixture_metadata *prev, *next;
} _fixture_global __attribute__((unused)) = {
.name = "global",
.prev = &_fixture_global,
};
static struct __fixture_metadata *__fixture_list = &_fixture_global;
static unsigned int __fixture_count;
static int __constructor_order;
#define _CONSTRUCTOR_ORDER_FORWARD 1
#define _CONSTRUCTOR_ORDER_BACKWARD -1
static inline void __register_fixture(struct __fixture_metadata *f)
{
__fixture_count++;
__LIST_APPEND(__fixture_list, f);
}
/* Contains all the information for test execution and status checking. */
struct __test_metadata {
const char *name;
void (*fn)(struct __test_metadata *);
pid_t pid; /* pid of test when being run */
struct __fixture_metadata *fixture;
int termsig;
int passed;
int trigger; /* extra handler after the evaluation */
@ -672,11 +700,6 @@ struct __test_metadata {
/* Storage for the (global) tests to be run. */
static struct __test_metadata *__test_list;
static unsigned int __test_count;
static unsigned int __fixture_count;
static int __constructor_order;
#define _CONSTRUCTOR_ORDER_FORWARD 1
#define _CONSTRUCTOR_ORDER_BACKWARD -1
/*
* Since constructors are called in reverse order, reverse the test
@ -796,11 +819,12 @@ void __wait_for_test(struct __test_metadata *t)
}
}
void __run_test(struct __test_metadata *t)
void __run_test(struct __fixture_metadata *f,
struct __test_metadata *t)
{
t->passed = 1;
t->trigger = 0;
printf("[ RUN ] %s\n", t->name);
printf("[ RUN ] %s.%s\n", f->name, t->name);
t->pid = fork();
if (t->pid < 0) {
printf("ERROR SPAWNING TEST CHILD\n");
@ -812,7 +836,8 @@ void __run_test(struct __test_metadata *t)
} else {
__wait_for_test(t);
}
printf("[ %4s ] %s\n", (t->passed ? "OK" : "FAIL"), t->name);
printf("[ %4s ] %s.%s\n", (t->passed ? "OK" : "FAIL"),
f->name, t->name);
}
static int test_harness_run(int __attribute__((unused)) argc,
@ -828,7 +853,7 @@ static int test_harness_run(int __attribute__((unused)) argc,
__test_count, __fixture_count + 1);
for (t = __test_list; t; t = t->next) {
count++;
__run_test(t);
__run_test(t->fixture, t);
if (t->passed)
pass_count++;
else