TradingAgents/tests/test_multi_vendor_routing.py

184 lines
6.1 KiB
Python

"""
Unit tests for multi-vendor routing logic.
These tests use mocked vendor implementations and can run without API keys,
making them suitable for CI/CD environments.
Run with: pytest tests/test_multi_vendor_routing.py -v
"""
import pytest
from unittest.mock import patch, MagicMock
import sys
import os
# Add parent directory to path
sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
@pytest.fixture
def mock_vendors():
"""Create mock vendor functions with __name__ attribute."""
mock_a = MagicMock(return_value="Result from Vendor A")
mock_a.__name__ = "mock_vendor_a"
mock_b = MagicMock(return_value="Result from Vendor B")
mock_b.__name__ = "mock_vendor_b"
mock_c = MagicMock(return_value="Result from Vendor C")
mock_c.__name__ = "mock_vendor_c"
return {'a': mock_a, 'b': mock_b, 'c': mock_c}
@pytest.fixture
def mock_routing(mock_vendors):
"""Set up mocked routing environment."""
with patch('tradingagents.dataflows.interface.VENDOR_METHODS', {
'test_method': {
'vendor_a': mock_vendors['a'],
'vendor_b': mock_vendors['b'],
'vendor_c': mock_vendors['c'],
}
}), \
patch('tradingagents.dataflows.interface.get_category_for_method', return_value='test_category'), \
patch('tradingagents.dataflows.interface.get_config') as mock_config:
yield mock_config, mock_vendors
def test_single_vendor_stops_after_success(mock_routing):
"""Test that single vendor config stops after first successful vendor."""
mock_config, mock_vendors = mock_routing
# Configure single vendor
mock_config.return_value = {
'data_vendors': {'test_category': 'vendor_a'},
'tool_vendors': {}
}
from tradingagents.dataflows.interface import route_to_vendor
result = route_to_vendor('test_method', 'arg1', 'arg2')
# Assertions
mock_vendors['a'].assert_called_once_with('arg1', 'arg2')
mock_vendors['b'].assert_not_called() # Should not try fallback
mock_vendors['c'].assert_not_called() # Should not try fallback
assert result == 'Result from Vendor A'
def test_multi_vendor_stops_after_all_primaries_success(mock_routing):
"""Test that multi-vendor stops after all primaries when they succeed."""
mock_config, mock_vendors = mock_routing
# Configure two primary vendors
mock_config.return_value = {
'data_vendors': {'test_category': 'vendor_a,vendor_b'},
'tool_vendors': {}
}
from tradingagents.dataflows.interface import route_to_vendor
result = route_to_vendor('test_method', 'arg1')
# Assertions
mock_vendors['a'].assert_called_once_with('arg1')
mock_vendors['b'].assert_called_once_with('arg1')
mock_vendors['c'].assert_not_called() # Should NOT try fallback
# Result should contain both
assert 'Result from Vendor A' in result
assert 'Result from Vendor B' in result
def test_multi_vendor_stops_after_all_primaries_failure(mock_routing):
"""Test that multi-vendor stops after all primaries even when they fail."""
mock_config, mock_vendors = mock_routing
# Configure two primary vendors that will fail
mock_vendors['a'].side_effect = Exception("Vendor A failed")
mock_vendors['b'].side_effect = Exception("Vendor B failed")
mock_config.return_value = {
'data_vendors': {'test_category': 'vendor_a,vendor_b'},
'tool_vendors': {}
}
from tradingagents.dataflows.interface import route_to_vendor
# Should raise error after trying all primaries
with pytest.raises(RuntimeError, match="All vendor implementations failed"):
route_to_vendor('test_method', 'arg1')
# Assertions
mock_vendors['a'].assert_called_once_with('arg1')
mock_vendors['b'].assert_called_once_with('arg1')
mock_vendors['c'].assert_not_called() # Should NOT try fallback
def test_multi_vendor_partial_failure_stops_after_primaries(mock_routing):
"""Test that multi-vendor stops after all primaries even if one fails."""
mock_config, mock_vendors = mock_routing
# First vendor fails, second succeeds
mock_vendors['a'].side_effect = Exception("Vendor A failed")
mock_config.return_value = {
'data_vendors': {'test_category': 'vendor_a,vendor_b'},
'tool_vendors': {}
}
from tradingagents.dataflows.interface import route_to_vendor
result = route_to_vendor('test_method', 'arg1')
# Assertions
mock_vendors['a'].assert_called_once_with('arg1')
mock_vendors['b'].assert_called_once_with('arg1')
mock_vendors['c'].assert_not_called() # Should NOT try fallback
assert result == 'Result from Vendor B'
def test_single_vendor_uses_fallback_on_failure(mock_routing):
"""Test that single vendor uses fallback if primary fails."""
mock_config, mock_vendors = mock_routing
# Primary vendor fails
mock_vendors['a'].side_effect = Exception("Vendor A failed")
mock_config.return_value = {
'data_vendors': {'test_category': 'vendor_a'},
'tool_vendors': {}
}
from tradingagents.dataflows.interface import route_to_vendor
result = route_to_vendor('test_method', 'arg1')
# Assertions
mock_vendors['a'].assert_called_once_with('arg1')
mock_vendors['b'].assert_called_once_with('arg1') # Should try fallback
assert result == 'Result from Vendor B'
def test_tool_level_override_takes_precedence(mock_routing):
"""Test that tool-level vendor config overrides category-level."""
mock_config, mock_vendors = mock_routing
# Category says vendor_a, but tool override says vendor_b
mock_config.return_value = {
'data_vendors': {'test_category': 'vendor_a'},
'tool_vendors': {'test_method': 'vendor_b'}
}
from tradingagents.dataflows.interface import route_to_vendor
result = route_to_vendor('test_method', 'arg1')
# Assertions
mock_vendors['a'].assert_not_called() # Category default ignored
mock_vendors['b'].assert_called_once_with('arg1') # Tool override used
assert result == 'Result from Vendor B'