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Add cJSON_DetachItemViaPointer

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Max Bruckner
2017-05-01 23:15:00 +02:00
parent cc3a75dd39
commit c24c3e0285
3 changed files with 71 additions and 0 deletions
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40
tests/misc_tests.c
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@@ -218,6 +218,45 @@ static void cjson_set_number_value_should_set_numbers(void)
TEST_ASSERT_EQUAL_DOUBLE(-1 + (double)INT_MIN, number->valuedouble);
}
static void cjson_detach_item_via_pointer_should_detach_items(void)
{
cJSON list[4];
cJSON parent[1];
memset(list, '\0', sizeof(list));
/* link the list */
list[0].next = &(list[1]);
list[1].next = &(list[2]);
list[2].next = &(list[3]);
list[3].prev = &(list[2]);
list[2].prev = &(list[1]);
list[1].prev = &(list[0]);
parent->child = &list[0];
/* detach in the middle (list[1]) */
TEST_ASSERT_TRUE_MESSAGE(cJSON_DetachItemViaPointer(parent, &(list[1])) == &(list[1]), "Failed to detach in the middle.");
TEST_ASSERT_TRUE_MESSAGE((list[1].prev == NULL) && (list[1].next == NULL), "Didn't set pointers of detached item to NULL.");
TEST_ASSERT_TRUE((list[0].next == &(list[2])) && (list[2].prev == &(list[0])));
/* detach beginning (list[0]) */
TEST_ASSERT_TRUE_MESSAGE(cJSON_DetachItemViaPointer(parent, &(list[0])) == &(list[0]), "Failed to detach beginning.");
TEST_ASSERT_TRUE_MESSAGE((list[0].prev == NULL) && (list[0].next == NULL), "Didn't set pointers of detached item to NULL.");
TEST_ASSERT_TRUE_MESSAGE((list[2].prev == NULL) && (parent->child == &(list[2])), "Didn't set the new beginning.");
/* detach end (list[3])*/
TEST_ASSERT_TRUE_MESSAGE(cJSON_DetachItemViaPointer(parent, &(list[3])) == &(list[3]), "Failed to detach end.");
TEST_ASSERT_TRUE_MESSAGE((list[3].prev == NULL) && (list[3].next == NULL), "Didn't set pointers of detached item to NULL.");
TEST_ASSERT_TRUE_MESSAGE((list[2].next == NULL) && (parent->child == &(list[2])), "Didn't set the new end");
/* detach single item (list[2]) */
TEST_ASSERT_TRUE_MESSAGE(cJSON_DetachItemViaPointer(parent, &list[2]) == &list[2], "Failed to detach single item.");
TEST_ASSERT_TRUE_MESSAGE((list[2].prev == NULL) && (list[2].next == NULL), "Didn't set pointers of detached item to NULL.");
TEST_ASSERT_NULL_MESSAGE(parent->child, "Child of the parent wasn't set to NULL.");
}
int main(void)
{
UNITY_BEGIN();
@@ -229,6 +268,7 @@ int main(void)
RUN_TEST(typecheck_functions_should_check_type);
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);
return UNITY_END();
}