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CJSON_SetValuestring: add test for overlapping string

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This commit is contained in:
Nicolas Badoux 2024-08-25 22:32:02 +02:00 committed by Alan Wang
parent d6d5449e1f
commit b47edc4750
1 changed files with 14 additions and 0 deletions
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14
tests/misc_tests.c
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@ -471,6 +471,19 @@ static void cjson_functions_should_not_crash_with_null_pointers(void)
cJSON_Delete(item);
}
static void cjson_set_valuestring_should_return_null_if_strings_overlap(void)
{
cJSON *obj, *obj_dup;
char* str;
obj = cJSON_Parse("\"fooz\"");
obj_dup = cJSON_Duplicate(obj, 1);
str = cJSON_SetValuestring(obj_dup, "beeez");
cJSON_SetValuestring(obj_dup, str);
cJSON_SetValuestring(obj_dup, ++str);
}
static void *CJSON_CDECL failing_realloc(void *pointer, size_t size)
{
(void)size;
@ -765,6 +778,7 @@ int CJSON_CDECL main(void)
RUN_TEST(cjson_replace_item_via_pointer_should_replace_items);
RUN_TEST(cjson_replace_item_in_object_should_preserve_name);
RUN_TEST(cjson_functions_should_not_crash_with_null_pointers);
RUN_TEST(cjson_set_valuestring_should_return_null_if_strings_overlap);
RUN_TEST(ensure_should_fail_on_failed_realloc);
RUN_TEST(skip_utf8_bom_should_skip_bom);
RUN_TEST(skip_utf8_bom_should_not_skip_bom_if_not_at_beginning);