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/*
* Tests if casting within the json_object_get_* functions work correctly.
* Also checks the json_object_get_type and json_object_is_type functions.
*/
#ifdef NDEBUG
#undef NDEBUG
#endif
#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "json_inttypes.h"
#include "json_object.h"
#include "json_tokener.h"
#include "json_util.h"
static void getit(struct json_object *new_obj, const char *field);
static void checktype_header(void);
static void checktype(struct json_object *new_obj, const char *field);
int main(int argc, char **argv)
{
const char *input = "{\n\
\"string_of_digits\": \"123\",\n\
\"regular_number\": 222,\n\
\"decimal_number\": 99.55,\n\
\"boolean_true\": true,\n\
\"boolean_false\": false,\n\
\"int64_number\": 2147483649,\n\
\"negative_number\": -321321321,\n\
\"a_null\": null,\n\
\"empty_array\": [],\n\
\"nonempty_array\": [ 123 ],\n\
\"array_with_zero\": [ 0 ],\n\
\"empty_object\": {},\n\
\"nonempty_object\": { \"a\": 123 },\n\
}";
/* Note: 2147483649 = INT_MAX + 2 */
/* Note: 9223372036854775809 = INT64_MAX + 2 */
/* Note: 18446744073709551617 = UINT64_MAX + 2 */
struct json_object *new_obj;
new_obj = json_tokener_parse(input);
printf("Parsed input: %s\n", input);
printf("Result is %s\n", (new_obj == NULL) ? "NULL (error!)" : "not NULL");
if (!new_obj)
return 1; // oops, we failed.
getit(new_obj, "string_of_digits");
getit(new_obj, "regular_number");
getit(new_obj, "decimal_number");
getit(new_obj, "boolean_true");
getit(new_obj, "boolean_false");
getit(new_obj, "int64_number");
getit(new_obj, "negative_number");
getit(new_obj, "a_null");
getit(new_obj, "empty_array");
getit(new_obj, "nonempty_array");
getit(new_obj, "array_with_zero");
getit(new_obj, "empty_object");
getit(new_obj, "nonempty_object");
// Now check the behaviour of the json_object_is_type() function.
printf("\n================================\n");
checktype_header();
checktype(new_obj, NULL);
checktype(new_obj, "string_of_digits");
checktype(new_obj, "regular_number");
checktype(new_obj, "decimal_number");
checktype(new_obj, "boolean_true");
checktype(new_obj, "boolean_false");
checktype(new_obj, "int64_number");
checktype(new_obj, "negative_number");
checktype(new_obj, "a_null");
json_object_put(new_obj);
return 0;
}
static void getit(struct json_object *new_obj, const char *field)
{
struct json_object *o = NULL;
if (!json_object_object_get_ex(new_obj, field, &o))
printf("Field %s does not exist\n", field);
enum json_type o_type = json_object_get_type(o);
printf("new_obj.%s json_object_get_type()=%s\n", field, json_type_to_name(o_type));
printf("new_obj.%s json_object_get_int()=%d\n", field, json_object_get_int(o));
printf("new_obj.%s json_object_get_int64()=%" PRId64 "\n", field, json_object_get_int64(o));
printf("new_obj.%s json_object_get_uint64()=%" PRIu64 "\n", field,
json_object_get_uint64(o));
printf("new_obj.%s json_object_get_boolean()=%d\n", field, json_object_get_boolean(o));
printf("new_obj.%s json_object_get_double()=%f\n", field, json_object_get_double(o));
}
static void checktype_header(void)
{
printf("json_object_is_type: %s,%s,%s,%s,%s,%s,%s\n", json_type_to_name(json_type_null),
json_type_to_name(json_type_boolean), json_type_to_name(json_type_double),
json_type_to_name(json_type_int), json_type_to_name(json_type_object),
json_type_to_name(json_type_array), json_type_to_name(json_type_string));
}
static void checktype(struct json_object *new_obj, const char *field)
{
struct json_object *o = new_obj;
if (field && !json_object_object_get_ex(new_obj, field, &o))
printf("Field %s does not exist\n", field);
printf("new_obj%s%-18s: %d,%d,%d,%d,%d,%d,%d\n", field ? "." : " ", field ? field : "",
json_object_is_type(o, json_type_null), json_object_is_type(o, json_type_boolean),
json_object_is_type(o, json_type_double), json_object_is_type(o, json_type_int),
json_object_is_type(o, json_type_object), json_object_is_type(o, json_type_array),
json_object_is_type(o, json_type_string));
}
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