refactor(tests): reorganize unit tests module structure

tests/conftest.py

@@ -1,34 +1 @@
 """Pytest configuration and shared fixtures for Strix tests."""
-
-from collections.abc import Callable
-from typing import Any
-
-import pytest
-
-
-@pytest.fixture
-def sample_function_with_types() -> Callable[..., None]:
-    """Create a sample function with type annotations for testing argument conversion."""
-
-    def func(
-        name: str,
-        count: int,
-        enabled: bool,
-        ratio: float,
-        items: list[Any],
-        config: dict[str, Any],
-        optional: str | None = None,
-    ) -> None:
-        pass
-
-    return func
-
-
-@pytest.fixture
-def sample_function_no_annotations() -> Callable[..., None]:
-    """Create a sample function without type annotations."""
-
-    def func(arg1: Any, arg2: Any, arg3: Any) -> None:
-        pass
-
-    return func