tests: accelerate DM retries and TTL with synchronized clocks

tests/test_dm_e2e.c

@@ -29,6 +29,7 @@
 #include "../lib/mem.h"
 #include "../lib/platform_compat.h"
 #include "test_utils.h"
+#include "test_clock.h"
 
 #include <sqlite3.h>
 #define OPENSSL_API_COMPAT 0x10100000L
@@ -656,6 +657,7 @@ static void dm2_tick(void* arg) {
 int main(int argc, char** argv) {
     (void)argc; (void)argv;
     debug_config_init(); debug_set_level(DEBUG_LEVEL_ERROR);
+    test_clock_init(1000); test_clock_sync_wall_time();
     if (getenv("UTUN_TEST_DEBUG")) {
         debug_set_category_level_by_name("dm", "trace");
         debug_set_category_level_by_name("chat_sync", "info");
@@ -706,7 +708,7 @@ int main(int argc, char** argv) {
         utun_instance_init(t.inst[IDX_B]);
 
         t.timer = uasync_set_timeout(ua, TICK_TB, &t, dm_tick, "dm_tick");
-        uasync_mainloop(ua);
+        test_clock_mainloop(ua);
 
         int ok = (t.result == 1);
 
@@ -756,7 +758,7 @@ int main(int argc, char** argv) {
         utun_instance_init(t.inst[IDX_B]);
 
         t.timer = uasync_set_timeout(ua, TICK_TB, &t, dm2_tick, "dm2_tick");
-        uasync_mainloop(ua);
+        test_clock_mainloop(ua);
 
         int ok = (t.result == 1);
 
@@ -771,5 +773,6 @@ int main(int argc, char** argv) {
     snprintf(cmd, sizeof(cmd), "rm -rf %s", dir2); (void)!system(cmd);
 
     printf("\n%d/%d passed, %d failed\n", G_PASSED, G_TOTAL, G_FAILED);
+    test_clock_finish();
     return G_FAILED > 0 ? 1 : 0;
 }