Method cleanup

tests/test_file_system.py:32–36

Cleanup test environment.

(self)

        print(f"Test directory: {self.test_dir}")
    
    async def cleanup(self):
        """Cleanup test environment."""
        import shutil
        if self.test_dir and self.test_dir.exists():
            shutil.rmtree(self.test_dir)
    
    def assert_test(self, condition: bool, test_name: str, message: str = ""):
        """Assert test condition and track results."""