dify/api/tests/unit_tests/services/services_test_help.py
2025-07-12 19:58:42 +08:00

60 lines
2.3 KiB
Python

from unittest.mock import MagicMock
class ServiceDbTestHelper:
"""
Helper class for service database query tests.
"""
@staticmethod
def setup_db_query_filter_by_mock(mock_db, query_results):
"""
Smart database query mock that responds based on model type and query parameters.
Args:
mock_db: Mock database session
query_results: Dict mapping (model_name, filter_key, filter_value) to return value
Example: {('Account', 'email', 'test@example.com'): mock_account}
"""
def query_side_effect(model):
mock_query = MagicMock()
def filter_by_side_effect(**kwargs):
mock_filter_result = MagicMock()
def first_side_effect():
# Find matching result based on model and filter parameters
for (model_name, filter_key, filter_value), result in query_results.items():
if model.__name__ == model_name and filter_key in kwargs and kwargs[filter_key] == filter_value:
return result
return None
mock_filter_result.first.side_effect = first_side_effect
# Handle order_by calls for complex queries
def order_by_side_effect(*args, **kwargs):
mock_order_result = MagicMock()
def order_first_side_effect():
# Look for order_by results in the same query_results dict
for (model_name, filter_key, filter_value), result in query_results.items():
if (
model.__name__ == model_name
and filter_key == "order_by"
and filter_value == "first_available"
):
return result
return None
mock_order_result.first.side_effect = order_first_side_effect
return mock_order_result
mock_filter_result.order_by.side_effect = order_by_side_effect
return mock_filter_result
mock_query.filter_by.side_effect = filter_by_side_effect
return mock_query
mock_db.session.query.side_effect = query_side_effect