"""Tests for hostname detection utilities."""
from scout_mcp.utils.hostname import get_server_hostname, is_localhost_target
def test_get_server_hostname_returns_string():
"""Server hostname should be a non-empty string."""
hostname = get_server_hostname()
assert isinstance(hostname, str)
assert len(hostname) > 0
def test_is_localhost_target_matches_exact_hostname():
"""Should detect when target matches server hostname exactly."""
server_hostname = get_server_hostname()
assert is_localhost_target(server_hostname) is True
def test_is_localhost_target_matches_lowercase():
"""Should detect hostname case-insensitively."""
server_hostname = get_server_hostname()
assert is_localhost_target(server_hostname.lower()) is True
assert is_localhost_target(server_hostname.upper()) is True
def test_is_localhost_target_rejects_different_hostname():
"""Should reject hostnames that don't match server."""
assert is_localhost_target("different-host") is False
assert is_localhost_target("remote-server") is False
def test_is_localhost_target_handles_fqdn():
"""Should match FQDN if server hostname is FQDN."""
server_hostname = get_server_hostname()
# If hostname contains dots, it's FQDN
if "." in server_hostname:
short_name = server_hostname.split(".")[0]
assert is_localhost_target(short_name) is True
