fix: tests

Author: robgee86

extras/test/src/test_command_decode.cpp

@@ -67,7 +67,7 @@ SCENARIO("Test the decoding of command messages") {
                                0x39, 0x32, 0x66, 0x38, 0x37, 0x39, 0x34, 0x39,
                                0x33, 0x39, 0x34, 0x63};
 
-    int payload_length = sizeof(payload) / sizeof(uint8_t);
+    size_t payload_length = sizeof(payload) / sizeof(uint8_t);
     CBORMessageDecoder decoder;
       Decoder::Status err =  decoder.decode((Message*)&command, payload, payload_length);
     const char *thingIdToMatch = "e4494d55-872a-4fd2-9646-92f87949394c";
@@ -77,8 +77,6 @@ SCENARIO("Test the decoding of command messages") {
       REQUIRE(strcmp(command.thingDetachCmd.params.thing_id, thingIdToMatch) == 0);
       REQUIRE(command.c.id == ThingDetachCmdId);
     }
-
-    delete msg;
   }
 
    /************************************************************************************/