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Tests for large codebase support via changes description.
Programs can be represented as compact change descriptions instead of full code.
"""
import unittest
from openevolve.config import Config, PromptConfig
class TestChangesDescriptionConfigDefaults(unittest.TestCase):
"""Tests for changes description configuration defaults"""
def test_programs_as_changes_description_default_false(self):
"""Test that programs_as_changes_description defaults to False"""
config = Config()
self.assertFalse(config.prompt.programs_as_changes_description)
def test_system_message_changes_description_default_none(self):
"""Test that system_message_changes_description defaults to None"""
config = Config()
self.assertIsNone(config.prompt.system_message_changes_description)
def test_initial_changes_description_default_empty(self):
"""Test that initial_changes_description defaults to empty string"""
config = Config()
self.assertEqual(config.prompt.initial_changes_description, "")
class TestChangesDescriptionValidation(unittest.TestCase):
"""Tests for changes description validation rules"""
def test_requires_diff_based_evolution(self):
"""Test that programs_as_changes_description requires diff_based_evolution"""
config_dict = {
"llm": {"primary_model": "gpt-4"},
"diff_based_evolution": False,
"prompt": {
"programs_as_changes_description": True,
}
}
with self.assertRaises(ValueError) as context:
Config.from_dict(config_dict)
self.assertIn("diff_based_evolution", str(context.exception))
def test_works_with_diff_based_evolution_enabled(self):
"""Test that changes description works when diff_based_evolution=True"""
config_dict = {
"llm": {"primary_model": "gpt-4"},
"diff_based_evolution": True,
"prompt": {
"programs_as_changes_description": True,
}
}
config = Config.from_dict(config_dict)
self.assertTrue(config.prompt.programs_as_changes_description)
self.assertTrue(config.diff_based_evolution)
def test_disabled_without_diff_based_evolution_is_ok(self):
"""Test that disabled changes description works without diff_based_evolution"""
config_dict = {
"llm": {"primary_model": "gpt-4"},
"diff_based_evolution": False,
"prompt": {
"programs_as_changes_description": False,
}
}
config = Config.from_dict(config_dict)
self.assertFalse(config.prompt.programs_as_changes_description)
class TestChangesDescriptionFromDict(unittest.TestCase):
"""Tests for loading changes description config from dict"""
def test_custom_system_message(self):
"""Test setting custom system_message_changes_description"""
config_dict = {
"llm": {"primary_model": "gpt-4"},
"diff_based_evolution": True,
"prompt": {
"programs_as_changes_description": True,
"system_message_changes_description": "You are optimizing a large codebase.",
}
}
config = Config.from_dict(config_dict)
self.assertEqual(
config.prompt.system_message_changes_description,
"You are optimizing a large codebase."
)
def test_custom_initial_description(self):
"""Test setting custom initial_changes_description"""
config_dict = {
"llm": {"primary_model": "gpt-4"},
"diff_based_evolution": True,
"prompt": {
"programs_as_changes_description": True,
"initial_changes_description": "Initial implementation with basic algorithm.",
}
}
config = Config.from_dict(config_dict)
self.assertEqual(
config.prompt.initial_changes_description,
"Initial implementation with basic algorithm."
)
def test_all_changes_description_options(self):
"""Test setting all changes description options together"""
config_dict = {
"llm": {"primary_model": "gpt-4"},
"diff_based_evolution": True,
"prompt": {
"programs_as_changes_description": True,
"system_message_changes_description": "Custom system message",
"initial_changes_description": "Initial state description",
}
}
config = Config.from_dict(config_dict)
self.assertTrue(config.prompt.programs_as_changes_description)
self.assertEqual(
config.prompt.system_message_changes_description,
"Custom system message"
)
self.assertEqual(
config.prompt.initial_changes_description,
"Initial state description"
)
class TestPromptConfigChangesDescription(unittest.TestCase):
"""Tests for PromptConfig changes description fields"""
def test_prompt_config_defaults(self):
"""Test PromptConfig defaults for changes description"""
prompt_config = PromptConfig()
self.assertFalse(prompt_config.programs_as_changes_description)
self.assertIsNone(prompt_config.system_message_changes_description)
self.assertEqual(prompt_config.initial_changes_description, "")
def test_prompt_config_custom_values(self):
"""Test PromptConfig with custom changes description values"""
prompt_config = PromptConfig(
programs_as_changes_description=True,
system_message_changes_description="Custom message",
initial_changes_description="Initial state",
)
self.assertTrue(prompt_config.programs_as_changes_description)
self.assertEqual(prompt_config.system_message_changes_description, "Custom message")
self.assertEqual(prompt_config.initial_changes_description, "Initial state")
if __name__ == "__main__":
unittest.main()
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