#ifdef NDEBUG
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#undef NDEBUG
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#endif
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#include <assert.h>
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#include <errno.h>
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#include <stdio.h>
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#include <string.h>
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#include "json.h"
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static void test_example_int(struct json_object *jo1, const char *json_pointer, int expected_int)
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{
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struct json_object *jo2 = NULL;
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assert(0 == json_pointer_get(jo1, json_pointer, NULL));
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assert(0 == json_pointer_get(jo1, json_pointer, &jo2));
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assert(json_object_is_type(jo2, json_type_int));
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assert(expected_int == json_object_get_int(jo2));
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printf("PASSED - GET - %s == %d\n", json_pointer, expected_int);
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}
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static const char *input_json_str = "{ "
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"'foo': ['bar', 'baz'], "
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"'': 0, "
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"'a/b': 1, "
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"'c%d': 2, "
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"'e^f': 3, "
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"'g|h': 4, "
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"'i\\\\j': 5, "
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"'k\\\"l': 6, "
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"' ': 7, "
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"'m~n': 8 "
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"}";
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/* clang-format off */
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static const char *rec_input_json_str =
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"{"
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"'arr' : ["
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"{"
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"'obj': ["
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"{},{},"
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"{"
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"'obj1': 0,"
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"'obj2': \"1\""
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"}"
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"]"
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"}"
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"],"
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"'obj' : {"
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"'obj': {"
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"'obj': ["
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"{"
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"'obj1': 0,"
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"'obj2': \"1\""
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"}"
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"]"
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"}"
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"}"
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"}";
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/* clang-format on */
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/* Example from RFC */
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static void test_example_get(void)
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{
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int i;
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struct json_object *jo1, *jo2, *jo3;
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struct json_pointer_map_s_i
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{
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const char *s;
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int i;
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};
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/* Create a map to iterate over for the ints */
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/* clang-format off */
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struct json_pointer_map_s_i json_pointers[] = {
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{ "/", 0 },
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{ "/a~1b", 1 },
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{"/c%d", 2 },
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{"/e^f", 3 },
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{ "/g|h", 4 },
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{ "/i\\j", 5 },
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{ "/k\"l", 6 },
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{ "/ ", 7 },
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{ "/m~0n", 8 },
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{ NULL, 0}
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};
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/* clang-format on */
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jo1 = json_tokener_parse(input_json_str);
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assert(NULL != jo1);
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printf("PASSED - GET - LOADED TEST JSON\n");
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printf("%s\n", json_object_get_string(jo1));
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/* Test empty string returns entire object */
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jo2 = NULL;
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/* For each test, we're trying to see that NULL **value works (does no segfault) */
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assert(0 == json_pointer_get(jo1, "", NULL));
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assert(0 == json_pointer_get(jo1, "", &jo2));
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assert(json_object_equal(jo2, jo1));
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printf("PASSED - GET - ENTIRE OBJECT WORKED\n");
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/* Test /foo == ['bar', 'baz'] */
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jo3 = json_object_new_array();
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json_object_array_add(jo3, json_object_new_string("bar"));
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json_object_array_add(jo3, json_object_new_string("baz"));
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jo2 = NULL;
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assert(0 == json_pointer_get(jo1, "/foo", NULL));
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assert(0 == json_pointer_get(jo1, "/foo", &jo2));
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assert(NULL != jo2);
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assert(json_object_equal(jo2, jo3));
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json_object_put(jo3);
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printf("PASSED - GET - /foo == ['bar', 'baz']\n");
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/* Test /foo/0 == 'bar' */
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jo2 = NULL;
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assert(0 == json_pointer_get(jo1, "/foo/0", NULL));
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assert(0 == json_pointer_get(jo1, "/foo/0", &jo2));
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assert(NULL != jo2);
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assert(0 == strcmp("bar", json_object_get_string(jo2)));
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printf("PASSED - GET - /foo/0 == 'bar'\n");
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for (i = 0; json_pointers[i].s; i++)
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test_example_int(jo1, json_pointers[i].s, json_pointers[i].i);
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json_object_put(jo1);
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}
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/* I'm not too happy with the RFC example to test the recursion of the json_pointer_get() function */
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static void test_recursion_get(void)
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{
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struct json_object *jo2, *jo1 = json_tokener_parse(rec_input_json_str);
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jo2 = NULL;
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assert(jo1 != NULL);
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printf("%s\n", json_object_get_string(jo1));
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assert(0 == json_pointer_get(jo1, "/arr/0/obj/2/obj1", &jo2));
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assert(json_object_is_type(jo2, json_type_int));
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assert(0 == json_object_get_int(jo2));
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assert(0 == json_pointer_get(jo1, "/arr/0/obj/2/obj2", &jo2));
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assert(json_object_is_type(jo2, json_type_string));
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assert(0 == strcmp("1", json_object_get_string(jo2)));
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assert(0 == json_pointer_getf(jo1, &jo2, "/%s/%d/%s/%d/%s", "arr", 0, "obj", 2, "obj2"));
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assert(json_object_is_type(jo2, json_type_string));
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assert(0 == strcmp("1", json_object_get_string(jo2)));
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assert(jo1 != NULL);
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assert(0 == json_pointer_get(jo1, "/obj/obj/obj/0/obj1", &jo2));
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assert(json_object_is_type(jo2, json_type_int));
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assert(0 == json_object_get_int(jo2));
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assert(0 == json_pointer_get(jo1, "/obj/obj/obj/0/obj2", &jo2));
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assert(json_object_is_type(jo2, json_type_string));
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assert(0 == strcmp("1", json_object_get_string(jo2)));
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assert(0 == json_pointer_getf(jo1, &jo2, "%s", "\0"));
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printf("PASSED - GET - RECURSION TEST\n");
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json_object_put(jo1);
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}
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static void test_wrong_inputs_get(void)
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{
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struct json_object *jo2, *jo1 = json_tokener_parse(input_json_str);
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assert(NULL != jo1);
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printf("PASSED - GET - LOADED TEST JSON\n");
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printf("%s\n", json_object_get_string(jo1));
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/* Test leading '/' missing */
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jo2 = NULL;
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errno = 0;
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assert(0 != json_pointer_get(jo1, "foo/bar", NULL));
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assert(0 != json_pointer_get(jo1, "foo/bar", &jo2));
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assert(errno == EINVAL);
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assert(jo2 == NULL);
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printf("PASSED - GET - MISSING /\n");
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/* Test combinations of NULL params for input json & path */
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errno = 0;
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assert(0 != json_pointer_get(NULL, "foo/bar", NULL));
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assert(errno == EINVAL);
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errno = 0;
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assert(0 != json_pointer_get(NULL, NULL, NULL));
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assert(errno == EINVAL);
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errno = 0;
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assert(0 != json_pointer_getf(NULL, NULL, NULL));
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assert(errno == EINVAL);
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errno = 0;
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assert(0 != json_pointer_get(jo1, NULL, NULL));
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assert(errno == EINVAL);
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errno = 0;
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assert(0 != json_pointer_getf(jo1, NULL, NULL));
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assert(errno == EINVAL);
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printf("PASSED - GET - NULL INPUTS\n");
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/* Test invalid indexes for array */
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errno = 0;
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assert(0 != json_pointer_get(jo1, "/foo/a", NULL));
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assert(errno == EINVAL);
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errno = 0;
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assert(0 != json_pointer_get(jo1, "/foo/01", NULL));
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assert(errno == EINVAL);
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errno = 0;
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assert(0 != json_pointer_getf(jo1, NULL, "/%s/a", "foo"));
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assert(errno == EINVAL);
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errno = 0;
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assert(0 != json_pointer_get(jo1, "/foo/-", NULL));
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assert(errno == EINVAL);
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errno = 0;
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/* Test optimized array path */
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assert(0 != json_pointer_get(jo1, "/foo/4", NULL));
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assert(errno == ENOENT);
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errno = 0;
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/* Test non-optimized array path */
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assert(0 != json_pointer_getf(jo1, NULL, "%s", "/foo/22"));
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assert(errno == ENOENT);
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errno = 0;
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assert(0 != json_pointer_getf(jo1, NULL, "/%s/%d", "foo", 22));
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assert(errno == ENOENT);
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errno = 0;
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assert(0 != json_pointer_get(jo1, "/foo/-1", NULL));
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assert(errno == EINVAL);
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errno = 0;
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assert(0 != json_pointer_get(jo1, "/foo/10", NULL));
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assert(errno == ENOENT);
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printf("PASSED - GET - INVALID INDEXES\n");
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json_object_put(jo1);
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}
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static void test_example_set(void)
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{
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struct json_object *jo2, *jo1 = json_tokener_parse(input_json_str);
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assert(jo1 != NULL);
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printf("PASSED - SET - LOADED TEST JSON\n");
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printf("%s\n", json_object_get_string(jo1));
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assert(0 == json_pointer_set(&jo1, "/foo/1", json_object_new_string("cod")));
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assert(0 == strcmp("cod", json_object_get_string(json_object_array_get_idx(
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json_object_object_get(jo1, "foo"), 1))));
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printf("PASSED - SET - 'cod' in /foo/1\n");
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assert(0 != json_pointer_set(&jo1, "/fud/gaw", (jo2 = json_tokener_parse("[1,2,3]"))));
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assert(errno == ENOENT);
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printf("PASSED - SET - non-existing /fud/gaw\n");
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assert(0 == json_pointer_set(&jo1, "/fud", json_object_new_object()));
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printf("PASSED - SET - /fud == {}\n");
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assert(0 == json_pointer_set(&jo1, "/fud/gaw", jo2)); /* re-using jo2 from above */
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printf("PASSED - SET - /fug/gaw == [1,2,3]\n");
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assert(0 == json_pointer_set(&jo1, "/fud/gaw/0", json_object_new_int(0)));
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assert(0 == json_pointer_setf(&jo1, json_object_new_int(0), "%s%s/%d", "/fud", "/gaw", 0));
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printf("PASSED - SET - /fug/gaw == [0,2,3]\n");
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assert(0 == json_pointer_set(&jo1, "/fud/gaw/-", json_object_new_int(4)));
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printf("PASSED - SET - /fug/gaw == [0,2,3,4]\n");
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assert(0 == json_pointer_set(&jo1, "/", json_object_new_int(9)));
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printf("PASSED - SET - / == 9\n");
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jo2 = json_tokener_parse(
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"{ 'foo': [ 'bar', 'cod' ], '': 9, 'a/b': 1, 'c%d': 2, 'e^f': 3, 'g|h': 4, 'i\\\\j': "
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"5, 'k\\\"l': 6, ' ': 7, 'm~n': 8, 'fud': { 'gaw': [ 0, 2, 3, 4 ] } }");
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assert(json_object_equal(jo2, jo1));
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printf("PASSED - SET - Final JSON is: %s\n", json_object_get_string(jo1));
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json_object_put(jo2);
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assert(0 == json_pointer_set(&jo1, "", json_object_new_int(10)));
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assert(10 == json_object_get_int(jo1));
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printf("%s\n", json_object_get_string(jo1));
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json_object_put(jo1);
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}
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static void test_wrong_inputs_set(void)
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{
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struct json_object *jo2, *jo1 = json_tokener_parse(input_json_str);
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assert(jo1 != NULL);
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printf("PASSED - SET - LOADED TEST JSON\n");
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printf("%s\n", json_object_get_string(jo1));
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assert(0 != json_pointer_set(NULL, NULL, NULL));
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assert(0 != json_pointer_setf(NULL, NULL, NULL));
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assert(0 != json_pointer_set(&jo1, NULL, NULL));
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assert(0 != json_pointer_setf(&jo1, NULL, NULL));
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printf("PASSED - SET - failed with NULL params for input json & path\n");
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assert(0 != json_pointer_set(&jo1, "foo/bar", (jo2 = json_object_new_string("cod"))));
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printf("PASSED - SET - failed 'cod' with path 'foo/bar'\n");
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json_object_put(jo2);
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assert(0 !=
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json_pointer_setf(&jo1, (jo2 = json_object_new_string("cod")), "%s", "foo/bar"));
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printf("PASSED - SET - failed 'cod' with path 'foo/bar'\n");
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json_object_put(jo2);
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assert(0 != json_pointer_set(&jo1, "0", (jo2 = json_object_new_string("cod"))));
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printf("PASSED - SET - failed with invalid array index'\n");
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json_object_put(jo2);
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jo2 = json_object_new_string("whatever");
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assert(0 != json_pointer_set(&jo1, "/fud/gaw", jo2));
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assert(0 == json_pointer_set(&jo1, "/fud", json_object_new_object()));
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assert(0 == json_pointer_set(&jo1, "/fud/gaw", jo2)); /* re-using jo2 from above */
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// ownership of jo2 transferred into jo1
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jo2 = json_object_new_int(0);
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assert(0 != json_pointer_set(&jo1, "/fud/gaw/0", jo2));
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json_object_put(jo2);
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jo2 = json_object_new_int(0);
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assert(0 != json_pointer_set(&jo1, "/fud/gaw/", jo2));
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json_object_put(jo2);
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printf("PASSED - SET - failed to set index to non-array\n");
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assert(0 == json_pointer_setf(&jo1, json_object_new_string("cod"), "%s", "\0"));
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json_object_put(jo1);
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}
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int main(int argc, char **argv)
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{
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test_example_get();
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test_recursion_get();
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test_wrong_inputs_get();
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test_example_set();
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test_wrong_inputs_set();
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return 0;
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}
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