refactor(tests): reorganize unit tests module structure

tests/tools/conftest.py

@@ -0,0 +1,34 @@
+"""Fixtures for strix.tools 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, arg2, arg3):  # type: ignore[no-untyped-def]
+        pass
+
+    return func