import pytest

from apps.users.email_identity import (
    is_placeholder_email,
    is_valid_mobile_number,
    mask_mobile,
    normalize_email_identity,
    normalize_mobile_number,
)


pytestmark = pytest.mark.unit


@pytest.mark.parametrize(
    ("raw", "expected"),
    [(None, None), ("  ", None), (" Alice@EXAMPLE.COM ", "alice@example.com")],
)
def test_email_normalization(raw, expected):
    assert normalize_email_identity(raw) == expected


@pytest.mark.parametrize(
    ("raw", "normalized", "valid"),
    [
        (None, None, False),
        ("+98 (0919) 000-0001", "9809190000001", False),
        ("0919-000-0001", "09190000001", True),
        ("123", "123", False),
    ],
)
def test_mobile_normalization_and_validation(raw, normalized, valid):
    assert normalize_mobile_number(raw) == normalized
    assert is_valid_mobile_number(raw) is valid


def test_masking_and_placeholder_identity():
    assert mask_mobile(None) is None
    assert mask_mobile("1234") == "1234"
    assert mask_mobile("09190000001") == "09*****0001"
    assert is_placeholder_email(" LEGACY@NOEMAIL.LOCAL ")
    assert not is_placeholder_email("person@example.com")