4cd777712b
It's now an error to try to add an object or array to itself. The encoder checks for circular references and fails with an error status if one is detected.
401 lines
9.9 KiB
C
401 lines
9.9 KiB
C
/*
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* Copyright (c) 2009 Petri Lehtinen <petri@digip.org>
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*
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* Jansson is free software; you can redistribute it and/or modify
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* it under the terms of the MIT license. See LICENSE for details.
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*/
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#include <jansson.h>
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#include "util.h"
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static void test_misc(void)
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{
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json_t *array, *five, *seven, *value;
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int i;
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array = json_array();
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five = json_integer(5);
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seven = json_integer(7);
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if(!array)
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fail("unable to create array");
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if(!five || !seven)
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fail("unable to create integer");
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if(json_array_size(array) != 0)
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fail("empty array has nonzero size");
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if(!json_array_append(array, NULL))
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fail("able to append NULL");
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if(json_array_append(array, five))
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fail("unable to append");
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if(json_array_size(array) != 1)
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fail("wrong array size");
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value = json_array_get(array, 0);
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if(!value)
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fail("unable to get item");
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if(value != five)
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fail("got wrong value");
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if(json_array_append(array, seven))
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fail("unable to append value");
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if(json_array_size(array) != 2)
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fail("wrong array size");
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value = json_array_get(array, 1);
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if(!value)
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fail("unable to get item");
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if(value != seven)
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fail("got wrong value");
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if(json_array_set(array, 0, seven))
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fail("unable to set value");
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if(!json_array_set(array, 0, NULL))
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fail("able to set NULL");
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if(json_array_size(array) != 2)
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fail("wrong array size");
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value = json_array_get(array, 0);
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if(!value)
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fail("unable to get item");
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if(value != seven)
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fail("got wrong value");
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if(json_array_get(array, 2) != NULL)
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fail("able to get value out of bounds");
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if(!json_array_set(array, 2, seven))
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fail("able to set value out of bounds");
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for(i = 2; i < 30; i++) {
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if(json_array_append(array, seven))
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fail("unable to append value");
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if(json_array_size(array) != i + 1)
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fail("wrong array size");
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}
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for(i = 0; i < 30; i++) {
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value = json_array_get(array, i);
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if(!value)
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fail("unable to get item");
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if(value != seven)
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fail("got wrong value");
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}
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if(json_array_set_new(array, 15, json_integer(123)))
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fail("unable to set new value");
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value = json_array_get(array, 15);
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if(!json_is_integer(value) || json_integer_value(value) != 123)
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fail("json_array_set_new works incorrectly");
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if(!json_array_set_new(array, 15, NULL))
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fail("able to set_new NULL value");
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if(json_array_append_new(array, json_integer(321)))
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fail("unable to append new value");
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value = json_array_get(array, json_array_size(array) - 1);
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if(!json_is_integer(value) || json_integer_value(value) != 321)
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fail("json_array_append_new works incorrectly");
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if(!json_array_append_new(array, NULL))
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fail("able to append_new NULL value");
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json_decref(five);
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json_decref(seven);
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json_decref(array);
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}
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static void test_insert(void)
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{
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json_t *array, *five, *seven, *eleven, *value;
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int i;
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array = json_array();
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five = json_integer(5);
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seven = json_integer(7);
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eleven = json_integer(11);
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if(!array)
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fail("unable to create array");
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if(!five || !seven || !eleven)
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fail("unable to create integer");
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if(!json_array_insert(array, 1, five))
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fail("able to insert value out of bounds");
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if(json_array_insert(array, 0, five))
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fail("unable to insert value in an empty array");
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if(json_array_get(array, 0) != five)
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fail("json_array_insert works incorrectly");
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if(json_array_size(array) != 1)
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fail("array size is invalid after insertion");
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if(json_array_insert(array, 1, seven))
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fail("unable to insert value at the end of an array");
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if(json_array_get(array, 0) != five)
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fail("json_array_insert works incorrectly");
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if(json_array_get(array, 1) != seven)
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fail("json_array_insert works incorrectly");
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if(json_array_size(array) != 2)
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fail("array size is invalid after insertion");
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if(json_array_insert(array, 1, eleven))
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fail("unable to insert value in the middle of an array");
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if(json_array_get(array, 0) != five)
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fail("json_array_insert works incorrectly");
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if(json_array_get(array, 1) != eleven)
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fail("json_array_insert works incorrectly");
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if(json_array_get(array, 2) != seven)
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fail("json_array_insert works incorrectly");
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if(json_array_size(array) != 3)
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fail("array size is invalid after insertion");
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if(json_array_insert_new(array, 2, json_integer(123)))
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fail("unable to insert value in the middle of an array");
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value = json_array_get(array, 2);
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if(!json_is_integer(value) || json_integer_value(value) != 123)
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fail("json_array_insert_new works incorrectly");
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if(json_array_size(array) != 4)
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fail("array size is invalid after insertion");
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for(i = 0; i < 20; i++) {
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if(json_array_insert(array, 0, seven))
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fail("unable to insert value at the begining of an array");
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}
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for(i = 0; i < 20; i++) {
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if(json_array_get(array, i) != seven)
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fail("json_aray_insert works incorrectly");
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}
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if(json_array_size(array) != 24)
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fail("array size is invalid after loop insertion");
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json_decref(five);
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json_decref(seven);
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json_decref(eleven);
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json_decref(array);
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}
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static void test_remove(void)
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{
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json_t *array, *five, *seven;
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array = json_array();
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five = json_integer(5);
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seven = json_integer(7);
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if(!array)
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fail("unable to create array");
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if(!five)
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fail("unable to create integer");
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if(!seven)
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fail("unable to create integer");
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if(!json_array_remove(array, 0))
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fail("able to remove an unexisting index");
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if(json_array_append(array, five))
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fail("unable to append");
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if(!json_array_remove(array, 1))
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fail("able to remove an unexisting index");
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if(json_array_remove(array, 0))
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fail("unable to remove");
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if(json_array_size(array) != 0)
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fail("array size is invalid after removing");
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if(json_array_append(array, five) ||
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json_array_append(array, seven) ||
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json_array_append(array, five) ||
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json_array_append(array, seven))
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fail("unable to append");
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if(json_array_remove(array, 2))
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fail("unable to remove");
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if(json_array_size(array) != 3)
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fail("array size is invalid after removing");
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if(json_array_get(array, 0) != five ||
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json_array_get(array, 1) != seven ||
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json_array_get(array, 2) != seven)
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fail("remove works incorrectly");
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json_decref(five);
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json_decref(seven);
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json_decref(array);
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}
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static void test_clear(void)
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{
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json_t *array, *five, *seven;
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int i;
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array = json_array();
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five = json_integer(5);
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seven = json_integer(7);
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if(!array)
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fail("unable to create array");
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if(!five || !seven)
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fail("unable to create integer");
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for(i = 0; i < 10; i++) {
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if(json_array_append(array, five))
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fail("unable to append");
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}
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for(i = 0; i < 10; i++) {
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if(json_array_append(array, seven))
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fail("unable to append");
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}
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if(json_array_size(array) != 20)
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fail("array size is invalid after appending");
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if(json_array_clear(array))
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fail("unable to clear");
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if(json_array_size(array) != 0)
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fail("array size is invalid after clearing");
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json_decref(five);
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json_decref(seven);
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json_decref(array);
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}
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static void test_extend(void)
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{
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json_t *array1, *array2, *five, *seven;
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int i;
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array1 = json_array();
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array2 = json_array();
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five = json_integer(5);
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seven = json_integer(7);
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if(!array1 || !array2)
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fail("unable to create array");
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if(!five || !seven)
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fail("unable to create integer");
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for(i = 0; i < 10; i++) {
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if(json_array_append(array1, five))
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fail("unable to append");
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}
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for(i = 0; i < 10; i++) {
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if(json_array_append(array2, seven))
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fail("unable to append");
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}
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if(json_array_size(array1) != 10 || json_array_size(array2) != 10)
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fail("array size is invalid after appending");
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if(json_array_extend(array1, array2))
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fail("unable to extend");
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for(i = 0; i < 10; i++) {
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if(json_array_get(array1, i) != five)
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fail("invalid array contents after extending");
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}
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for(i = 10; i < 20; i++) {
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if(json_array_get(array1, i) != seven)
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fail("invalid array contents after extending");
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}
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json_decref(five);
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json_decref(seven);
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json_decref(array1);
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json_decref(array2);
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}
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static void test_circular()
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{
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json_t *array1, *array2;
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/* the simple cases are checked */
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array1 = json_array();
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if(!array1)
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fail("unable to create array");
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if(json_array_append(array1, array1) == 0)
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fail("able to append self");
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if(json_array_insert(array1, 0, array1) == 0)
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fail("able to insert self");
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if(json_array_append_new(array1, json_true()))
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fail("failed to append true");
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if(json_array_set(array1, 0, array1) == 0)
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fail("able to set self");
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json_decref(array1);
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/* create circular references */
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array1 = json_array();
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array2 = json_array();
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if(!array1 || !array2)
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fail("unable to create array");
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if(json_array_append(array1, array2) ||
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json_array_append(array2, array1))
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fail("unable to append");
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/* circularity is detected when dumping */
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if(json_dumps(array1, 0) != NULL)
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fail("able to dump circulars");
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/* decref twice to deal with the circular references */
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json_decref(array1);
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json_decref(array2);
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json_decref(array1);
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}
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int main()
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{
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test_misc();
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test_insert();
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test_remove();
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test_clear();
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test_extend();
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test_circular();
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return 0;
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}
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