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Enhancements to the "randomjson.c" extension. Automatically load that extension

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into fuzzcheck.

FossilOrigin-Name: 70620405ab01d6a5d38bafa9ae175fd6e4eabaf2efb7854734278dafd7b05c99
This commit is contained in:
drh
2023-12-17 20:41:48 +00:00
parent 13264418ba
commit 0d201598a5
7 changed files with 40 additions and 21 deletions
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24
ext/misc/randomjson.c
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@@ -27,8 +27,12 @@
** .load ./randomjson
** SELECT random_json(1);
*/
#include "sqlite3ext.h"
SQLITE_EXTENSION_INIT1
#ifdef SQLITE_STATIC_RANDOMJSON
# include "sqlite3.h"
#else
# include "sqlite3ext.h"
SQLITE_EXTENSION_INIT1
#endif
#include <assert.h>
#include <string.h>
#include <stdlib.h>
@@ -52,7 +56,7 @@ static unsigned int prngInt(Prng *p){
}
static const char *azJsonAtoms[] = {
/* JSON /* JSON-5 */
/* JSON JSON-5 */
"0", "0",
"1", "1",
"-1", "-1",
@@ -95,13 +99,13 @@ static const char *azJsonTemplate[] = {
/* JSON JSON-5 */
"{\"a\":%,\"b\":%,\"c\":%}", "{a:%,b:%,c:%}",
"{\"a\":%,\"b\":%,\"c\":%,\"d\":%,\"e\":%}", "{a:%,b:%,c:%,d:%,e:%}",
"{\"a\":%,\"b\":%,\"c\":%,\"d\":%,\"\":%}", "{a:%,b:%,c:%,d:%,\"\":%}",
"{\"a\":%,\"b\":%,\"c\":%,\"d\":%,\"\":%}", "{a:%,b:%,c:%,d:%,'':%}",
"{\"d\":%}", "{d:%}",
"{\"eeee\":%, \"ffff\":%}", "{eeee:% /*and*/, ffff:%}",
"{\"$g\":%,\"_h_\":%}", "{$g:%,_h_:%,}",
"{\"x\":%,\n \"y\":%}", "{\"x\":%,\n \"y\":%}",
"{\"a b c d\":%,\"e\":%,\"f\":%,\"x\":%,\"y\":%}",
"{\"a b c d\":%,e:%,f:%,x:%,y:%}",
"{\"a b c d\":%,\"e\":%,\"f\":%,\"\\u0078\":%,\"y\":%}",
"{\"a b c d\":%,\"\\x65\":%,\"\\u0066\":%,x:%,y:%}",
"{\"Z\":%}", "{Z:%,}",
"[%]", "[%,]",
"[%,%]", "[%,%]",
@@ -151,7 +155,7 @@ static void jsonExpand(
n = strlen(z);
if( j+n<STRSZ ){
memcpy(&zDest[j], z, n);
j += n;
j += (int)n;
}
}
zDest[STRSZ-1] = 0;
@@ -178,7 +182,7 @@ static void randJsonFunc(
}
#ifdef _WIN32
__declspec(dllexport)
__declspec(dllexport)
#endif
int sqlite3_randomjson_init(
sqlite3 *db,
@@ -188,7 +192,11 @@ int sqlite3_randomjson_init(
static int cOne = 1;
static int cZero = 0;
int rc = SQLITE_OK;
#ifdef SQLITE_STATIC_RANDOMJSON
(void)pApi; /* Unused parameter */
#else
SQLITE_EXTENSION_INIT2(pApi);
#endif
(void)pzErrMsg; /* Unused parameter */
rc = sqlite3_create_function(db, "random_json", 1,
SQLITE_UTF8|SQLITE_INNOCUOUS|SQLITE_DETERMINISTIC,