"""Tests that the package is importable and exports are correct."""

from __future__ import annotations


class TestPackageImport:
    def test_top_level_import(self) -> None:
        import data_cleaning_env

        assert hasattr(data_cleaning_env, "__version__")
        assert data_cleaning_env.__version__ == "1.0.0"

    def test_public_exports(self) -> None:
        from data_cleaning_env import (
            CleaningAction,
            DataCleaningEnvClient,
            EpisodeState,
            Observation,
        )

        assert CleaningAction is not None
        assert DataCleaningEnvClient is not None
        assert EpisodeState is not None
        assert Observation is not None

    def test_submodule_imports(self) -> None:
        from data_cleaning_env.models import ActionType
        from data_cleaning_env.grader import compute_quality_score
        from data_cleaning_env.action_registry import ACTION_DEFINITIONS
        from data_cleaning_env.server.environment import DataCleaningEnvironment

        assert len(list(ActionType)) == 16
        assert callable(compute_quality_score)
        assert len(ACTION_DEFINITIONS) == 16
        assert callable(DataCleaningEnvironment)