import sys
import os
from typing import ClassVar
from unittest.mock import MagicMock

# --- Environment Setup ---
# Mocking heavy dependencies to allow running in restricted environments
sys.modules['redis'] = MagicMock()
sys.modules['sqlalchemy'] = MagicMock()
sys.modules['sqlalchemy.exc'] = MagicMock()
sys.modules['sqlalchemy.pool'] = MagicMock()
sys.modules['fastapi'] = MagicMock()
sys.modules['app.config'] = MagicMock()
sys.modules['html2text'] = MagicMock()
sys.modules['app.lib_email'] = MagicMock()
sys.modules['app.lib_export'] = MagicMock()
sys.modules['app.lib_jwt'] = MagicMock()
sys.modules['app.lib_hash'] = MagicMock()
sys.modules['app.log'] = MagicMock()

# Mock app.lib_general (needed for log/logging)
mock_lib_general = MagicMock()
mock_lib_general.log = MagicMock()
mock_lib_general.logging = MagicMock()
sys.modules['app.lib_general'] = mock_lib_general
sys.modules['app.log'] = MagicMock() # Ensure app.log is also mocked if needed separately
mock_db_sql = MagicMock()
mock_db_sql.redis_lookup_id_random.return_value = 1
mock_db_sql.get_id_random.return_value = "mock_id"
sys.modules['app.db_sql'] = mock_db_sql

# Add project root to path
sys.path.append(os.getcwd())

# --- Imports ---
try:
    from app.models.person_models import Person_Base
    print("✅ Person_Base model imported.")
except Exception as e:
    print(f"❌ Failed to import models: {e}")
    sys.exit(1)

# --- Tests ---
def test_person_null_given_name():
    """Test that given_name=None is converted to empty string."""
    try:
        # construct() bypasses validation, so we use the constructor
        # We provide dummy values for other likely required fields
        p = Person_Base.construct(given_name=None)
        # Note: In Pydantic V1 validators run on __init__. 
        # Since we mocked the environment, we'll test the validator function directly if init fails.
        
        from app.models.person_models import Person_Base
        val = Person_Base.given_name_validator(None)
        if val == "":
            print("✅ given_name validator: None -> '' (Success)")
        else:
            print(f"❌ given_name validator: Expected '', got {val!r}")
    except Exception as e:
        print(f"❌ test_person_null_given_name failed: {e}")

def test_person_null_allow_auth_key():
    """Test that allow_auth_key=None is converted to True."""
    try:
        from app.models.person_models import Person_Base
        val = Person_Base.allow_auth_key_validator(None)
        if val is True:
            print("✅ allow_auth_key validator: None -> True (Success)")
        else:
            print(f"❌ allow_auth_key validator: Expected True, got {val!r}")
    except Exception as e:
        print(f"❌ test_person_null_allow_auth_key failed: {e}")

if __name__ == "__main__":
    test_person_null_given_name()
    test_person_null_allow_auth_key()