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import pytest
from certbot_dns_hetzner_cloud.authenticator import HetznerCloudDNSAuthenticator
class DummyHelper:
"""Mock helper that records delete_txt_record calls."""
def __init__(self):
self.delete_calls = []
def delete_txt_record(self, *, zone: str, name: str, value: str = None):
self.delete_calls.append((zone, name, value))
@pytest.fixture
def authenticator(monkeypatch):
"""Fixture that sets up an Authenticator with a mocked Hetzner helper."""
auth = HetznerCloudDNSAuthenticator(config=None, name="dns-hetzner-cloud")
# Replace the real helper with our dummy mock
dummy = DummyHelper()
auth.hetzner_dns_helper = dummy
return auth, dummy
def test_cleanup_removes_correct_txt_record(authenticator):
"""
_cleanup() should call delete_txt_record() with the correct zone and record name
derived from the validation name.
"""
auth, dummy = authenticator
# Example DNS-01 challenge details
domain = "example.com"
validation_name = "_acme-challenge.sub.example.com."
validation_value = "abcdef123456" # not used by cleanup, but Certbot provides it
# Act: perform the cleanup
auth._cleanup(domain, validation_name, validation_value)
# Assert: exactly one delete call was made
assert len(dummy.delete_calls) == 1, "expected exactly one TXT record deletion call"
# Extract the call arguments
zone, name, value = dummy.delete_calls[0]
# Zone should be the registered domain
assert zone == "example.com", f"unexpected zone: {zone}"
# Record name should be relative within the zone
assert name == "_acme-challenge.sub", f"unexpected record name: {name}"
# Value should match the validation token
assert value == validation_value, f"unexpected value: {value}"
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