Send SIGUSR1 for new keys reloading.

src/exchange-lib/test_exchange_api_keys_cherry_picking_new.c

@@ -96,8 +96,16 @@ run (void *cls,
     TALER_TESTING_cmd_exec_keyup ("keyup-serialization",
                                   CONFIG_FILE_EXTENDED_2),
 
-    TALER_TESTING_cmd_exec_auditor_sign ("auditor-sign-serialization",
-                                         CONFIG_FILE_EXTENDED_2),
+    TALER_TESTING_cmd_exec_auditor_sign
+      ("auditor-sign-serialization",
+       CONFIG_FILE_EXTENDED_2),
+
+    TALER_TESTING_cmd_sleep ("sleep-serialization",
+                             3),
+
+    TALER_TESTING_cmd_signal ("reload-keys-serialization",
+                              is->exchanged,
+                              SIGUSR1),
     TALER_TESTING_cmd_end ()
   };
 

src/include/taler_testing_lib.h

@@ -116,7 +116,6 @@ TALER_TESTING_prepare_exchange (const char *config_filename,
 				char **auditor_base_url,
 				char **exchange_base_url);
 
-
 /**
  * Wait for the exchange to have started. Waits for at
  * most 10s, after that returns 77 to indicate an error.