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Python

"""
Unit tests for Passkey WebAuthn service operations in UserService.
"""
from __future__ import annotations
from types import SimpleNamespace
from unittest.mock import AsyncMock, Mock
import pytest
from langbot.pkg.api.http.service.user import UserService
from langbot.pkg.entity.persistence.user import AccountStatus, User
pytestmark = pytest.mark.asyncio
class TestPasskeyChallengeLifecycle:
async def test_challenge_issuance_and_consumption(self):
service = UserService(SimpleNamespace())
token, challenge_bytes = await service.issue_passkey_challenge(
purpose='register',
rp_id='localhost',
origin='http://localhost:3000',
account_uuid='acc-123',
user_email='user@example.com',
)
assert len(token) > 20
assert len(challenge_bytes) == 32
data = await service.consume_passkey_challenge(token, 'register')
assert data.challenge == challenge_bytes
assert data.rp_id == 'localhost'
assert data.origin == 'http://localhost:3000'
assert data.account_uuid == 'acc-123'
assert data.user_email == 'user@example.com'
# Replay should fail
with pytest.raises(ValueError, match='Invalid or expired passkey challenge'):
await service.consume_passkey_challenge(token, 'register')
async def test_challenge_purpose_mismatch_fails(self):
service = UserService(SimpleNamespace())
token, _ = await service.issue_passkey_challenge(
purpose='register',
rp_id='localhost',
origin='http://localhost:3000',
)
with pytest.raises(ValueError, match='Passkey challenge purpose mismatch'):
await service.consume_passkey_challenge(token, 'auth')
async def test_challenge_expiration(self):
service = UserService(SimpleNamespace())
token, _ = await service.issue_passkey_challenge(
purpose='auth',
rp_id='localhost',
origin='http://localhost:3000',
ttl_seconds=0,
)
with pytest.raises(ValueError, match='Invalid or expired passkey challenge'):
await service.consume_passkey_challenge(token, 'auth')
class TestPasskeyOptionsGeneration:
async def test_generate_registration_options(self):
service = UserService(SimpleNamespace())
mock_user = Mock(spec=User)
mock_user.uuid = 'acc-test-uuid'
mock_user.user = 'test@example.com'
mock_user.status = AccountStatus.ACTIVE.value
service.get_user_by_uuid = AsyncMock(return_value=mock_user)
service.get_user_passkeys = AsyncMock(return_value=[])
options, token = await service.generate_passkey_registration_options(
account_uuid='acc-test-uuid',
rp_id='localhost',
origin='http://localhost:3000',
rp_name='LangBot Test',
)
assert isinstance(options, dict)
assert options['rp']['name'] == 'LangBot Test'
assert options['rp']['id'] == 'localhost'
assert options['user']['name'] == 'test@example.com'
assert 'challenge' in options
assert len(token) > 0
async def test_generate_authentication_options_discoverable(self):
service = UserService(SimpleNamespace())
options, token = await service.generate_passkey_authentication_options(
rp_id='localhost',
origin='http://localhost:3000',
)
assert isinstance(options, dict)
assert options['rpId'] == 'localhost'
assert 'challenge' in options
assert len(token) > 0