static void test_substring_negative(void)
{
char *new_string = StringSubstring("abcdef", 6, -3, -1);
assert_string_equal(new_string, "de");
free(new_string);
}
static void test_substring_positive(void)
{
char *new_string = StringSubstring("abcdef", 6, 2, 3);
assert_string_equal(new_string, "cde");
free(new_string);
}
static void test_substring_overshoot(void)
{
char *new_string = StringSubstring("abcdef", 6, 0, 10);
assert_string_equal(new_string, "abcdef");
free(new_string);
}
static void test_substring_negative_length(void **state)
{
char *new_string = StringSubstring("abcdef", 6, 2, -1);
assert_string_equal(new_string, "cde");
free(new_string);
}
void VarRefSetMeta(VarRef *ref, bool enabled)
{
if (enabled)
{
if (!VarRefIsMeta(ref))
{
char *tmp = ref->scope;
memcpy(ref->scope, StringConcatenate(2, ref->scope, "_meta"), sizeof(char*));
free(tmp);
}
}
else
{
if (VarRefIsMeta(ref))
{
char *tmp = ref->scope;
size_t len = strlen(ref->scope);
memcpy(ref->scope, StringSubstring(ref->scope, len, 0, len - strlen("_meta")), sizeof(char*));
free(tmp);
}
}
ref->hash = VarRefHash(ref);
}
static void test_substring_evil(void)
{
char *new_string = StringSubstring("abcdef", 6, 4, -4);
assert_int_equal(new_string, NULL);
}
