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Add cJSON_ReplaceItemViaPointer

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This commit is contained in:
Max Bruckner
2017-05-02 00:49:46 +02:00
parent 2d07bbc9b2
commit 8b953d1202
3 changed files with 77 additions and 39 deletions
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48
tests/misc_tests.c
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@ -257,6 +257,53 @@ static void cjson_detach_item_via_pointer_should_detach_items(void)
TEST_ASSERT_NULL_MESSAGE(parent->child, "Child of the parent wasn't set to NULL.");
}
static void cjson_replace_item_via_pointer_should_replace_items(void)
{
cJSON replacements[3];
cJSON *beginning = NULL;
cJSON *middle = NULL;
cJSON *end = NULL;
cJSON *array = NULL;
beginning = cJSON_CreateNull();
TEST_ASSERT_NOT_NULL(beginning);
middle = cJSON_CreateNull();
TEST_ASSERT_NOT_NULL(middle);
end = cJSON_CreateNull();
TEST_ASSERT_NOT_NULL(end);
array = cJSON_CreateArray();
TEST_ASSERT_NOT_NULL(array);
cJSON_AddItemToArray(array, beginning);
cJSON_AddItemToArray(array, middle);
cJSON_AddItemToArray(array, end);
memset(replacements, '\0', sizeof(replacements));
/* replace beginning */
TEST_ASSERT_TRUE(cJSON_ReplaceItemViaPointer(array, beginning, &(replacements[0])));
TEST_ASSERT_NULL(replacements[0].prev);
TEST_ASSERT_TRUE(replacements[0].next == middle);
TEST_ASSERT_TRUE(middle->prev == &(replacements[0]));
TEST_ASSERT_TRUE(array->child == &(replacements[0]));
/* replace middle */
TEST_ASSERT_TRUE(cJSON_ReplaceItemViaPointer(array, middle, &(replacements[1])));
TEST_ASSERT_TRUE(replacements[1].prev == &(replacements[0]));
TEST_ASSERT_TRUE(replacements[1].next == end);
TEST_ASSERT_TRUE(end->prev == &(replacements[1]));
/* replace end */
TEST_ASSERT_TRUE(cJSON_ReplaceItemViaPointer(array, end, &(replacements[2])));
TEST_ASSERT_TRUE(replacements[2].prev == &(replacements[1]));
TEST_ASSERT_NULL(replacements[2].next);
TEST_ASSERT_TRUE(replacements[1].next == &(replacements[2]));
cJSON_free(array);
}
int main(void)
{
UNITY_BEGIN();
@ -269,6 +316,7 @@ int main(void)
RUN_TEST(cjson_should_not_parse_to_deeply_nested_jsons);
RUN_TEST(cjson_set_number_value_should_set_numbers);
RUN_TEST(cjson_detach_item_via_pointer_should_detach_items);
RUN_TEST(cjson_replace_item_via_pointer_should_replace_items);
return UNITY_END();
}