jansson/test/suites/api/test_dump.c
2011-01-22 13:43:14 +02:00

92 lines
2.5 KiB
C

/*
* Copyright (c) 2009-2011 Petri Lehtinen <petri@digip.org>
*
* Jansson is free software; you can redistribute it and/or modify
* it under the terms of the MIT license. See LICENSE for details.
*/
#include <jansson.h>
#include <string.h>
#include "util.h"
int main()
{
json_t *json;
char *result;
/* Encode an empty object/array, add an item, encode again */
json = json_object();
result = json_dumps(json, 0);
if(!result || strcmp(result, "{}"))
fail("json_dumps failed");
free(result);
json_object_set_new(json, "foo", json_integer(5));
result = json_dumps(json, 0);
if(!result || strcmp(result, "{\"foo\": 5}"))
fail("json_dumps failed");
free(result);
json_decref(json);
json = json_array();
result = json_dumps(json, 0);
if(!result || strcmp(result, "[]"))
fail("json_dumps failed");
free(result);
json_array_append_new(json, json_integer(5));
result = json_dumps(json, 0);
if(!result || strcmp(result, "[5]"))
fail("json_dumps failed");
free(result);
json_decref(json);
/* Construct a JSON object/array with a circular reference:
object: {"a": {"b": {"c": <circular reference to $.a>}}}
array: [[[<circular reference to the $[0] array>]]]
Encode it, remove the circular reference and encode again.
*/
json = json_object();
json_object_set_new(json, "a", json_object());
json_object_set_new(json_object_get(json, "a"), "b", json_object());
json_object_set(json_object_get(json_object_get(json, "a"), "b"), "c",
json_object_get(json, "a"));
if(json_dumps(json, 0))
fail("json_dumps encoded a circular reference!");
json_object_del(json_object_get(json_object_get(json, "a"), "b"), "c");
result = json_dumps(json, 0);
if(!result || strcmp(result, "{\"a\": {\"b\": {}}}"))
fail("json_dumps failed!");
free(result);
json_decref(json);
json = json_array();
json_array_append_new(json, json_array());
json_array_append_new(json_array_get(json, 0), json_array());
json_array_append(json_array_get(json_array_get(json, 0), 0),
json_array_get(json, 0));
if(json_dumps(json, 0))
fail("json_dumps encoded a circular reference!");
json_array_remove(json_array_get(json_array_get(json, 0), 0), 0);
result = json_dumps(json, 0);
if(!result || strcmp(result, "[[[]]]"))
fail("json_dumps failed!");
free(result);
json_decref(json);
return 0;
}