test: automate test suite handling

Move all tests to a special section, then loop through that section
to fetch all test suite. The result is that new tests only need to add the
source files without having to update everything else as well.

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>

test/test-common.h

@@ -28,6 +28,20 @@
 #ifndef _TEST_COMMON_H_
 #define _TEST_COMMON_H_
 
+struct libevdev_test {
+	const char *name;
+	Suite* (*setup)(void);
+} __attribute__((aligned(16)));
+
+#define TEST_SUITE(name) \
+	static Suite* (name##_setup)(void); \
+	static const struct libevdev_test _test \
+	__attribute__((used)) \
+	__attribute__((section ("test_section"))) = { \
+		#name, name##_setup \
+	}; \
+	static Suite* (name##_setup)(void)
+
 #define TEST_DEVICE_NAME "libevdev test device"
 
 #include "test-common-uinput.h"

test/test-event-codes.c

@@ -131,8 +131,7 @@ START_TEST(test_properties_invalid)
 }
 END_TEST
 
-Suite *
-event_code_suite(void)
+TEST_SUITE(event_code_suite)
 {
 	Suite *s = suite_create("Event codes");
 

test/test-event-names.c

@@ -271,8 +271,7 @@ START_TEST(test_event_code)
 }
 END_TEST
 
-Suite *
-event_name_suite(void)
+TEST_SUITE(event_name_suite)
 {
 	Suite *s = suite_create("Event names");
 

test/test-int-queue.c

@@ -326,8 +326,7 @@ START_TEST(test_queue_set_num_elements)
 }
 END_TEST
 
-Suite *
-queue_suite(void)
+TEST_SUITE(queue_suite)
 {
 	Suite *s = suite_create("Event queue");
 

test/test-libevdev-events.c

@@ -2140,8 +2140,7 @@ START_TEST(test_event_mt_value_setters_current_slot)
 }
 END_TEST
 
-Suite *
-libevdev_events(void)
+TEST_SUITE(libevdev_events)
 {
 	Suite *s = suite_create("libevdev event tests");
 

test/test-libevdev-has-event.c

@@ -1142,8 +1142,7 @@ START_TEST(test_led_same)
 }
 END_TEST
 
-Suite *
-libevdev_has_event_test(void)
+TEST_SUITE(has_events)
 {
 	Suite *s = suite_create("libevdev_has_event tests");
 

test/test-libevdev-init.c

@@ -683,8 +683,7 @@ START_TEST(test_clock_id_events)
 }
 END_TEST
 
-Suite *
-libevdev_init_test(void)
+TEST_SUITE(libevdev_init_test)
 {
 	Suite *s = suite_create("libevdev init tests");
 

test/test-main.c

@@ -32,14 +32,6 @@
 
 #include "test-common.h"
 
-extern Suite *event_name_suite(void);
-extern Suite *event_code_suite(void);
-extern Suite *libevdev_init_test(void);
-extern Suite *queue_suite(void);
-extern Suite *libevdev_has_event_test(void);
-extern Suite *libevdev_events(void);
-extern Suite *uinput_suite(void);
-
 static int
 is_debugger_attached(void)
 {
@@ -68,8 +60,11 @@ is_debugger_attached(void)
 	return rc;
 }
 
+extern const struct libevdev_test __start_test_section, __stop_test_section;
+
 int main(void)
 {
+	const struct libevdev_test *t;
 	const struct rlimit corelimit = {0, 0};
 	int failed;
 
@@ -86,14 +81,11 @@ int main(void)
 
 	libevdev_set_log_function(test_logfunc_abort_on_error, NULL);
 
-	Suite *s = libevdev_has_event_test();
-	SRunner *sr = srunner_create(s);
-	srunner_add_suite(sr, libevdev_events());
-	srunner_add_suite(sr, libevdev_init_test());
-	srunner_add_suite(sr, queue_suite());
-	srunner_add_suite(sr, event_name_suite());
-	srunner_add_suite(sr, event_code_suite());
-	srunner_add_suite(sr, uinput_suite());
+	SRunner *sr = srunner_create(NULL);
+	for (t = &__start_test_section; t < &__stop_test_section; t++) {
+		srunner_add_suite(sr, t->setup());
+	}
+
 	srunner_run_all(sr, CK_NORMAL);
 
 	failed = srunner_ntests_failed(sr);

test/test-uinput.c

@@ -368,8 +368,7 @@ START_TEST(test_uinput_properties)
 }
 END_TEST
 
-Suite *
-uinput_suite(void)
+TEST_SUITE(uinput_suite)
 {
 	Suite *s = suite_create("libevdev uinput device tests");