| import random | |
| import pytest | |
| from src.services.temp_mail_addressing import choose_domain, generate_local_part | |
| def test_generate_local_part_defaults_to_no_tmp_prefix(): | |
| rng = random.Random(123) | |
| name = generate_local_part(enable_prefix=False, rng=rng) | |
| assert name | |
| assert not name.startswith("tmp") | |
| assert name.isalnum() | |
| def test_generate_local_part_keeps_legacy_prefix_when_enabled(): | |
| rng = random.Random(123) | |
| name = generate_local_part(enable_prefix=True, rng=rng) | |
| assert name.startswith("tmp") | |
| assert name[3:].isalnum() | |
| def test_choose_domain_uses_available_domains(): | |
| rng = random.Random(1) | |
| selected = choose_domain(["a.example.com", "b.example.com"], rng=rng) | |
| assert selected in {"a.example.com", "b.example.com"} | |
| def test_choose_domain_raises_for_empty_pool(): | |
| with pytest.raises(ValueError): | |
| choose_domain([]) | |