Add integer support.

objecthash.c

@@ -89,6 +89,14 @@ static bool object_hash_dict(/*const*/ json_object * const d, hash h) {
   return true;
 }
 
+static bool object_hash_int(int64_t i, hash h) {
+  char buf[100];
+
+  sprintf(buf, "%ld", i);
+  hash_bytes('i', (byte *)buf, strlen(buf), h);
+  return true;
+}
+
 static void float_normalize(double f, char out[1000]) {
   const char * const base = out;
 
@@ -175,7 +183,7 @@ bool object_hash(/*const*/ json_object *j, byte hash[HASH_SIZE]) {
   case json_type_double:
     return object_hash_float(json_object_get_double(j), hash);
   case json_type_int:
-    assert(false);
+    return object_hash_int(json_object_get_int64(j), hash);
   case json_type_string: {
     const char *s = json_object_get_string(j);
     return object_hash_str(s, strlen(s), hash);
@@ -194,7 +202,7 @@ bool object_hash(/*const*/ json_object *j, byte hash[HASH_SIZE]) {
   assert(false);
 }
 
-bool common_json_hash(const char * const json, hash hash) {
+bool python_json_hash(const char * const json, hash hash) {
     json_object * const j = json_tokener_parse(json);
     return object_hash(j, hash);
 }

objecthash_test.c

@@ -27,7 +27,7 @@ static void check_hash(const hash h1, const hash h2) {
 
 static void run_test(const char * const json, const char * const h) {
   hash r;
-  common_json_hash(json, r);
+  python_json_hash(json, r);
 
   hash e;
   a_to_hash(h, e);
@@ -40,6 +40,8 @@ int main(int argc, char **argv) {
 	   "32ae896c413cfdc79eec68be9139c86ded8b279238467c216cf2bec4d5f1e4a2");
   run_test("[\"foo\", {\"bar\": [\"baz\", null, 1.0, 1.5, 0.0001, 1000.0, 2.0, -23.1234, 2.0]}]",
 	   "783a423b094307bcb28d005bc2f026ff44204442ef3513585e7e73b66e3c2213");
+  run_test("[\"foo\", {\"bar\": [\"baz\", null, 1, 1.5, 0.0001, 1000, 2, -23.1234, 2]}]",
+	   "726e7ae9e3fadf8a2228bf33e505a63df8db1638fa4f21429673d387dbd1c52a");
 
   puts("all tests passed");
   return 0;