diff --git a/test.c b/test.c
index 0cbe544..18b328d 100644
--- a/test.c
+++ b/test.c
@@ -41,6 +41,8 @@
 
 #define MIN(a,b) ((a) < (b) ? (a) : (b))
 
+#define ARRAY_SIZE(x) (sizeof(x) / sizeof(*x))
+
 static http_parser *parser;
 
 struct message {
@@ -1171,8 +1173,6 @@ const struct message requests[] =
   ,.headers= { { "Host", "example.com" } }
   ,.body= ""
   }
-
-, {.name= NULL } /* sentinel */
 };
 
 /* * R E S P O N S E S * */
@@ -1950,8 +1950,6 @@ const struct message responses[] =
   ,.num_chunks_complete= 3
   ,.chunk_lengths= { 2, 2 }
   }
-
-, {.name= NULL } /* sentinel */
 };
 
 /* strnlen() is a POSIX.2008 addition. Can't rely on it being available so
@@ -4101,9 +4099,7 @@ int
 main (void)
 {
   parser = NULL;
-  int i, j, k;
-  int request_count;
-  int response_count;
+  unsigned i, j, k;
   unsigned long version;
   unsigned major;
   unsigned minor;
@@ -4117,9 +4113,6 @@ main (void)
 
   printf("sizeof(http_parser) = %u\n", (unsigned int)sizeof(http_parser));
 
-  for (request_count = 0; requests[request_count].name; request_count++);
-  for (response_count = 0; responses[response_count].name; response_count++);
-
   //// API
   test_preserve_data();
   test_parse_url();
@@ -4162,23 +4155,23 @@ main (void)
   test_simple_type("HTTP/1.01 200 OK\r\n\r\n", HPE_INVALID_VERSION, HTTP_RESPONSE);
   test_simple_type("HTTP/1.1\t200 OK\r\n\r\n", HPE_INVALID_VERSION, HTTP_RESPONSE);
 
-  for (i = 0; i < response_count; i++) {
+  for (i = 0; i < ARRAY_SIZE(responses); i++) {
     test_message(&responses[i]);
   }
 
-  for (i = 0; i < response_count; i++) {
+  for (i = 0; i < ARRAY_SIZE(responses); i++) {
     test_message_pause(&responses[i]);
   }
 
-  for (i = 0; i < response_count; i++) {
+  for (i = 0; i < ARRAY_SIZE(responses); i++) {
     test_message_connect(&responses[i]);
   }
 
-  for (i = 0; i < response_count; i++) {
+  for (i = 0; i < ARRAY_SIZE(responses); i++) {
     if (!responses[i].should_keep_alive) continue;
-    for (j = 0; j < response_count; j++) {
+    for (j = 0; j < ARRAY_SIZE(responses); j++) {
       if (!responses[j].should_keep_alive) continue;
-      for (k = 0; k < response_count; k++) {
+      for (k = 0; k < ARRAY_SIZE(responses); k++) {
         test_multiple3(&responses[i], &responses[j], &responses[k]);
       }
     }
@@ -4394,19 +4387,19 @@ main (void)
 
 
   /* check to make sure our predefined requests are okay */
-  for (i = 0; requests[i].name; i++) {
+  for (i = 0; i < ARRAY_SIZE(requests); i++) {
     test_message(&requests[i]);
   }
 
-  for (i = 0; i < request_count; i++) {
+  for (i = 0; i < ARRAY_SIZE(requests); i++) {
     test_message_pause(&requests[i]);
   }
 
-  for (i = 0; i < request_count; i++) {
+  for (i = 0; i < ARRAY_SIZE(requests); i++) {
     if (!requests[i].should_keep_alive) continue;
-    for (j = 0; j < request_count; j++) {
+    for (j = 0; j < ARRAY_SIZE(requests); j++) {
       if (!requests[j].should_keep_alive) continue;
-      for (k = 0; k < request_count; k++) {
+      for (k = 0; k < ARRAY_SIZE(requests); k++) {
         test_multiple3(&requests[i], &requests[j], &requests[k]);
       }
     }