from validators import normalize_phone, format_phone_display, is_valid_name


def test_normalize_ru_8():
    assert normalize_phone("89991234567") == "+79991234567"


def test_normalize_ru_formatted():
    assert normalize_phone("+7 (999) 123-45-67") == "+79991234567"


def test_normalize_international():
    assert normalize_phone("+380501234567") == "+380501234567"


def test_normalize_invalid():
    assert normalize_phone("12345") is None
    assert normalize_phone("abcdef") is None


def test_format_phone_display():
    assert format_phone_display("+79991234567") == "+7 (999) 123-45-67"
    assert format_phone_display("+380501234567") == "+380501234567"  # межд. как есть


def test_name_valid():
    assert is_valid_name("Иван-Петров")
    assert is_valid_name("John")


def test_name_invalid():
    assert not is_valid_name("Иван123")
    assert not is_valid_name("!!!")
    assert not is_valid_name("a")