type CEnum = int

enum Enum {
	value = 1
}

fn foo(n int) string {
	return '${n}'
}

fn bar(n CEnum) string {
	return '${n}'
}

fn test_cast_to_alias() {
	e := Enum.value
	mut ret_str := ''

	ret_str = foo(int(e))
	println(ret_str)
	assert ret_str == '1'

	ret_str = bar(int(e))
	println(ret_str)
	assert ret_str == '1'

	ret_str = foo(CEnum(e))
	println(ret_str)
	assert ret_str == '1'

	ret_str = bar(CEnum(e))
	println(ret_str)
	assert ret_str == '1'
}

struct Foo {
	x int
	y string
}

type Alias = Foo

fn test_cast_to_alias_of_ref_struct() {
	foo := &Foo(0)
	println(typeof(foo).name)
	assert typeof(foo).name == '&Foo'

	bar := &Alias(0)
	println(typeof(bar).name)
	assert typeof(bar).name == '&Alias'
}
