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add testcase for cJSON_SetValuestringToObject

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Alanscut 2020-03-24 22:28:27 +08:00
parent 6b35f1c5bc
commit 4790c3c8f5
1 changed files with 35 additions and 8 deletions
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43
tests/misc_tests.c
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@ -550,19 +550,20 @@ static void cjson_add_item_to_object_should_not_use_after_free_when_string_is_al
cJSON_Delete(object); cJSON_Delete(object);
} }
static void cjson_delete_item_from_array_should_not_broken_list_structure(void) { static void cjson_delete_item_from_array_should_not_broken_list_structure(void)
{
const char expected_json1[] = "{\"rd\":[{\"a\":\"123\"}]}"; const char expected_json1[] = "{\"rd\":[{\"a\":\"123\"}]}";
const char expected_json2[] = "{\"rd\":[{\"a\":\"123\"},{\"b\":\"456\"}]}"; const char expected_json2[] = "{\"rd\":[{\"a\":\"123\"},{\"b\":\"456\"}]}";
const char expected_json3[] = "{\"rd\":[{\"b\":\"456\"}]}"; const char expected_json3[] = "{\"rd\":[{\"b\":\"456\"}]}";
char* str1 = NULL; char *str1 = NULL;
char* str2 = NULL; char *str2 = NULL;
char* str3 = NULL; char *str3 = NULL;
cJSON* root = cJSON_Parse("{}"); cJSON *root = cJSON_Parse("{}");
cJSON* array = cJSON_AddArrayToObject(root, "rd"); cJSON *array = cJSON_AddArrayToObject(root, "rd");
cJSON* item1 = cJSON_Parse("{\"a\":\"123\"}"); cJSON *item1 = cJSON_Parse("{\"a\":\"123\"}");
cJSON* item2 = cJSON_Parse("{\"b\":\"456\"}"); cJSON *item2 = cJSON_Parse("{\"b\":\"456\"}");
cJSON_AddItemToArray(array, item1); cJSON_AddItemToArray(array, item1);
str1 = cJSON_PrintUnformatted(root); str1 = cJSON_PrintUnformatted(root);
@ -583,6 +584,31 @@ static void cjson_delete_item_from_array_should_not_broken_list_structure(void)
cJSON_Delete(root); cJSON_Delete(root);
} }
static void cjson_set_valuestring_to_object_should_not_leak_memory(void)
{
cJSON *root = cJSON_Parse("{}");
cJSON *item1 = cJSON_CreateString("valuestring could be changed safely");
cJSON *item2 = cJSON_CreateStringReference("reference item should be freed by yourself");
const char *newValuestring = "new valuestring which much longer than previous";
char *returnValue = NULL;
cJSON_AddItemToObject(root, "one", item1);
cJSON_AddItemToObject(root, "two", item2);
/* we needn't to free the original valuestring manually */
returnValue = cJSON_SetValuestringToObject(cJSON_GetObjectItem(root, "one"), newValuestring);
TEST_ASSERT_NOT_NULL(returnValue);
TEST_ASSERT_EQUAL_STRING(newValuestring, cJSON_GetObjectItem(root, "one")->valuestring);
returnValue = cJSON_SetValuestringToObject(cJSON_GetObjectItem(root, "two"), newValuestring);
TEST_ASSERT_NOT_NULL(returnValue);
TEST_ASSERT_EQUAL_STRING(newValuestring, cJSON_GetObjectItem(root, "two")->valuestring);
/* we must free the memory manually when the item's type is cJSON_IsReference */
cJSON_free(item2->valuestring);
cJSON_Delete(root);
}
int CJSON_CDECL main(void) int CJSON_CDECL main(void)
{ {
UNITY_BEGIN(); UNITY_BEGIN();
@ -609,6 +635,7 @@ int CJSON_CDECL main(void)
RUN_TEST(cjson_create_array_reference_should_create_an_array_reference); RUN_TEST(cjson_create_array_reference_should_create_an_array_reference);
RUN_TEST(cjson_add_item_to_object_should_not_use_after_free_when_string_is_aliased); RUN_TEST(cjson_add_item_to_object_should_not_use_after_free_when_string_is_aliased);
RUN_TEST(cjson_delete_item_from_array_should_not_broken_list_structure); RUN_TEST(cjson_delete_item_from_array_should_not_broken_list_structure);
RUN_TEST(cjson_set_valuestring_to_object_should_not_leak_memory);
return UNITY_END(); return UNITY_END();
} }