"""
Extended tests for news/rating_system/base_rater.py

Tests cover:
- RelevanceRating and QualityRating enums
- BaseRatingSystem abstract class
- QualityRatingSystem concrete implementation
- RelevanceRatingSystem concrete implementation
- Rating validation and creation methods
- Edge cases and error handling
"""

import pytest
from unittest.mock import Mock


class TestRelevanceRatingEnum:
    """Tests for RelevanceRating enum."""

    def test_has_up_value(self):
        """RelevanceRating has UP value."""
        from local_deep_research.news.rating_system.base_rater import (
            RelevanceRating,
        )

        assert hasattr(RelevanceRating, "UP")

    def test_has_down_value(self):
        """RelevanceRating has DOWN value."""
        from local_deep_research.news.rating_system.base_rater import (
            RelevanceRating,
        )

        assert hasattr(RelevanceRating, "DOWN")

    def test_up_value_is_up(self):
        """UP value is 'up'."""
        from local_deep_research.news.rating_system.base_rater import (
            RelevanceRating,
        )

        assert RelevanceRating.UP.value == "up"

    def test_down_value_is_down(self):
        """DOWN value is 'down'."""
        from local_deep_research.news.rating_system.base_rater import (
            RelevanceRating,
        )

        assert RelevanceRating.DOWN.value == "down"

    def test_is_enum(self):
        """RelevanceRating is an Enum."""
        from local_deep_research.news.rating_system.base_rater import (
            RelevanceRating,
        )
        from enum import Enum

        assert issubclass(RelevanceRating, Enum)

    def test_only_two_values(self):
        """RelevanceRating has exactly two values."""
        from local_deep_research.news.rating_system.base_rater import (
            RelevanceRating,
        )

        assert len(RelevanceRating) == 2


class TestQualityRatingEnum:
    """Tests for QualityRating enum."""

    def test_has_one_star(self):
        """QualityRating has ONE_STAR value."""
        from local_deep_research.news.rating_system.base_rater import (
            QualityRating,
        )

        assert hasattr(QualityRating, "ONE_STAR")
        assert QualityRating.ONE_STAR.value == 1

    def test_has_two_stars(self):
        """QualityRating has TWO_STARS value."""
        from local_deep_research.news.rating_system.base_rater import (
            QualityRating,
        )

        assert hasattr(QualityRating, "TWO_STARS")
        assert QualityRating.TWO_STARS.value == 2

    def test_has_three_stars(self):
        """QualityRating has THREE_STARS value."""
        from local_deep_research.news.rating_system.base_rater import (
            QualityRating,
        )

        assert hasattr(QualityRating, "THREE_STARS")
        assert QualityRating.THREE_STARS.value == 3

    def test_has_four_stars(self):
        """QualityRating has FOUR_STARS value."""
        from local_deep_research.news.rating_system.base_rater import (
            QualityRating,
        )

        assert hasattr(QualityRating, "FOUR_STARS")
        assert QualityRating.FOUR_STARS.value == 4

    def test_has_five_stars(self):
        """QualityRating has FIVE_STARS value."""
        from local_deep_research.news.rating_system.base_rater import (
            QualityRating,
        )

        assert hasattr(QualityRating, "FIVE_STARS")
        assert QualityRating.FIVE_STARS.value == 5

    def test_is_enum(self):
        """QualityRating is an Enum."""
        from local_deep_research.news.rating_system.base_rater import (
            QualityRating,
        )
        from enum import Enum

        assert issubclass(QualityRating, Enum)

    def test_has_five_values(self):
        """QualityRating has exactly five values."""
        from local_deep_research.news.rating_system.base_rater import (
            QualityRating,
        )

        assert len(QualityRating) == 5


class TestBaseRatingSystemAbstract:
    """Tests for BaseRatingSystem abstract class."""

    def test_is_abstract_class(self):
        """BaseRatingSystem is an abstract class."""
        from local_deep_research.news.rating_system.base_rater import (
            BaseRatingSystem,
        )
        from abc import ABC

        assert issubclass(BaseRatingSystem, ABC)

    def test_cannot_instantiate_directly(self):
        """Cannot directly instantiate BaseRatingSystem."""
        from local_deep_research.news.rating_system.base_rater import (
            BaseRatingSystem,
        )

        with pytest.raises(TypeError):
            BaseRatingSystem()

    def test_has_rate_abstract_method(self):
        """Has abstract rate method."""
        from local_deep_research.news.rating_system.base_rater import (
            BaseRatingSystem,
        )

        assert hasattr(BaseRatingSystem, "rate")

    def test_has_get_rating_abstract_method(self):
        """Has abstract get_rating method."""
        from local_deep_research.news.rating_system.base_rater import (
            BaseRatingSystem,
        )

        assert hasattr(BaseRatingSystem, "get_rating")

    def test_has_get_rating_type_abstract_method(self):
        """Has abstract get_rating_type method."""
        from local_deep_research.news.rating_system.base_rater import (
            BaseRatingSystem,
        )

        assert hasattr(BaseRatingSystem, "get_rating_type")


class ConcreteRatingSystem:
    """Factory for creating concrete rating system instances."""

    @staticmethod
    def create(storage_backend=None):
        """Create a concrete rating system for testing."""
        from local_deep_research.news.rating_system.base_rater import (
            BaseRatingSystem,
        )

        class TestRatingSystem(BaseRatingSystem):
            def rate(self, user_id, card_id, rating_value, metadata=None):
                return {"success": True, "value": rating_value}

            def get_rating(self, user_id, card_id):
                return None

            def get_rating_type(self):
                return "test"

        return TestRatingSystem(storage_backend)


class TestBaseRatingSystemInit:
    """Tests for BaseRatingSystem initialization."""

    def test_accepts_storage_backend(self):
        """Accepts storage_backend parameter."""
        mock_storage = Mock()
        system = ConcreteRatingSystem.create(storage_backend=mock_storage)

        assert system.storage_backend is mock_storage

    def test_storage_backend_defaults_to_none(self):
        """Storage backend defaults to None."""
        system = ConcreteRatingSystem.create()

        assert system.storage_backend is None

    def test_sets_rating_type_from_class_name(self):
        """Sets rating_type from class name."""
        system = ConcreteRatingSystem.create()

        # The class name is TestRatingSystem
        assert "TestRatingSystem" in system.rating_type


class TestGetRecentRatings:
    """Tests for get_recent_ratings() method."""

    def test_returns_empty_list_by_default(self):
        """get_recent_ratings returns empty list by default."""
        system = ConcreteRatingSystem.create()

        result = system.get_recent_ratings("user123")

        assert result == []

    def test_default_limit_is_50(self):
        """get_recent_ratings has default limit of 50."""
        from local_deep_research.news.rating_system.base_rater import (
            BaseRatingSystem,
        )
        import inspect

        sig = inspect.signature(BaseRatingSystem.get_recent_ratings)
        assert sig.parameters["limit"].default == 50


class TestGetCardRatings:
    """Tests for get_card_ratings() method."""

    def test_returns_dict_by_default(self):
        """get_card_ratings returns dict by default."""
        system = ConcreteRatingSystem.create()

        result = system.get_card_ratings("card123")

        assert isinstance(result, dict)

    def test_default_total_is_zero(self):
        """get_card_ratings returns total of 0 by default."""
        system = ConcreteRatingSystem.create()

        result = system.get_card_ratings("card123")

        assert result["total"] == 0

    def test_default_average_is_none(self):
        """get_card_ratings returns average of None by default."""
        system = ConcreteRatingSystem.create()

        result = system.get_card_ratings("card123")

        assert result["average"] is None


class TestRemoveRating:
    """Tests for remove_rating() method."""

    def test_returns_false_by_default(self):
        """remove_rating returns False by default."""
        system = ConcreteRatingSystem.create()

        result = system.remove_rating("user123", "card123")

        assert result is False


class TestCreateRatingRecord:
    """Tests for _create_rating_record() helper method."""

    def test_includes_user_id(self):
        """Rating record includes user_id."""
        system = ConcreteRatingSystem.create()

        result = system._create_rating_record(
            "user123", "card456", "test_value"
        )

        assert result["user_id"] == "user123"

    def test_includes_card_id(self):
        """Rating record includes card_id."""
        system = ConcreteRatingSystem.create()

        result = system._create_rating_record(
            "user123", "card456", "test_value"
        )

        assert result["card_id"] == "card456"

    def test_includes_rating_type(self):
        """Rating record includes rating_type."""
        system = ConcreteRatingSystem.create()

        result = system._create_rating_record(
            "user123", "card456", "test_value"
        )

        assert "rating_type" in result

    def test_includes_rating_value(self):
        """Rating record includes rating_value."""
        system = ConcreteRatingSystem.create()

        result = system._create_rating_record("user123", "card456", "my_value")

        assert result["rating_value"] == "my_value"

    def test_includes_rated_at_timestamp(self):
        """Rating record includes rated_at timestamp."""
        system = ConcreteRatingSystem.create()

        result = system._create_rating_record(
            "user123", "card456", "test_value"
        )

        assert "rated_at" in result
        assert result["rated_at"] is not None

    def test_includes_empty_metadata_by_default(self):
        """Rating record includes empty metadata by default."""
        system = ConcreteRatingSystem.create()

        result = system._create_rating_record(
            "user123", "card456", "test_value"
        )

        assert result["metadata"] == {}

    def test_includes_provided_metadata(self):
        """Rating record includes provided metadata."""
        system = ConcreteRatingSystem.create()

        metadata = {"source": "web", "context": "article"}
        result = system._create_rating_record(
            "user123", "card456", "test_value", metadata=metadata
        )

        assert result["metadata"] == metadata


class TestValidateRatingValue:
    """Tests for _validate_rating_value() method."""

    def test_raises_on_none_value(self):
        """_validate_rating_value raises ValueError for None."""
        system = ConcreteRatingSystem.create()

        with pytest.raises(ValueError, match="cannot be None"):
            system._validate_rating_value(None)

    def test_accepts_non_none_values(self):
        """_validate_rating_value accepts non-None values."""
        system = ConcreteRatingSystem.create()

        # Should not raise
        system._validate_rating_value("test")
        system._validate_rating_value(5)
        system._validate_rating_value(True)


class TestQualityRatingSystem:
    """Tests for QualityRatingSystem implementation."""

    def test_get_rating_type_returns_quality(self):
        """get_rating_type returns 'quality'."""
        from local_deep_research.news.rating_system.base_rater import (
            QualityRatingSystem,
        )

        system = QualityRatingSystem()

        assert system.get_rating_type() == "quality"

    def test_rate_returns_success_dict(self):
        """rate returns dict with success=True."""
        from local_deep_research.news.rating_system.base_rater import (
            QualityRatingSystem,
            QualityRating,
        )

        system = QualityRatingSystem()

        result = system.rate("user1", "card1", QualityRating.FIVE_STARS)

        assert result["success"] is True

    def test_rate_returns_rating_record(self):
        """rate returns rating record."""
        from local_deep_research.news.rating_system.base_rater import (
            QualityRatingSystem,
            QualityRating,
        )

        system = QualityRatingSystem()

        result = system.rate("user1", "card1", QualityRating.THREE_STARS)

        assert "rating" in result
        assert result["rating"]["user_id"] == "user1"
        assert result["rating"]["card_id"] == "card1"

    def test_rate_returns_message(self):
        """rate returns descriptive message."""
        from local_deep_research.news.rating_system.base_rater import (
            QualityRatingSystem,
            QualityRating,
        )

        system = QualityRatingSystem()

        result = system.rate("user1", "card1", QualityRating.FOUR_STARS)

        assert "message" in result
        assert "4" in result["message"]
        assert "stars" in result["message"]

    def test_validates_rating_must_be_quality_enum(self):
        """rate validates rating must be QualityRating enum."""
        from local_deep_research.news.rating_system.base_rater import (
            QualityRatingSystem,
        )

        system = QualityRatingSystem()

        with pytest.raises(ValueError, match="QualityRating"):
            system.rate("user1", "card1", "not_an_enum")

    def test_validates_rating_not_none(self):
        """rate validates rating is not None."""
        from local_deep_research.news.rating_system.base_rater import (
            QualityRatingSystem,
        )

        system = QualityRatingSystem()

        with pytest.raises(ValueError, match="cannot be None"):
            system.rate("user1", "card1", None)

    def test_validates_rating_not_wrong_enum(self):
        """rate validates rating is not wrong enum type."""
        from local_deep_research.news.rating_system.base_rater import (
            QualityRatingSystem,
            RelevanceRating,
        )

        system = QualityRatingSystem()

        with pytest.raises(ValueError, match="QualityRating"):
            system.rate("user1", "card1", RelevanceRating.UP)

    def test_accepts_metadata(self):
        """rate accepts optional metadata."""
        from local_deep_research.news.rating_system.base_rater import (
            QualityRatingSystem,
            QualityRating,
        )

        system = QualityRatingSystem()
        metadata = {"source": "mobile_app"}

        result = system.rate(
            "user1", "card1", QualityRating.FIVE_STARS, metadata=metadata
        )

        assert result["rating"]["metadata"] == metadata

    def test_get_rating_returns_none_without_storage(self):
        """get_rating returns None without storage backend."""
        from local_deep_research.news.rating_system.base_rater import (
            QualityRatingSystem,
        )

        system = QualityRatingSystem()

        result = system.get_rating("user1", "card1")

        assert result is None


class TestRelevanceRatingSystem:
    """Tests for RelevanceRatingSystem implementation."""

    def test_get_rating_type_returns_relevance(self):
        """get_rating_type returns 'relevance'."""
        from local_deep_research.news.rating_system.base_rater import (
            RelevanceRatingSystem,
        )

        system = RelevanceRatingSystem()

        assert system.get_rating_type() == "relevance"

    def test_rate_up_returns_success(self):
        """rate with UP returns success."""
        from local_deep_research.news.rating_system.base_rater import (
            RelevanceRatingSystem,
            RelevanceRating,
        )

        system = RelevanceRatingSystem()

        result = system.rate("user1", "card1", RelevanceRating.UP)

        assert result["success"] is True

    def test_rate_down_returns_success(self):
        """rate with DOWN returns success."""
        from local_deep_research.news.rating_system.base_rater import (
            RelevanceRatingSystem,
            RelevanceRating,
        )

        system = RelevanceRatingSystem()

        result = system.rate("user1", "card1", RelevanceRating.DOWN)

        assert result["success"] is True

    def test_rate_returns_rating_record(self):
        """rate returns rating record."""
        from local_deep_research.news.rating_system.base_rater import (
            RelevanceRatingSystem,
            RelevanceRating,
        )

        system = RelevanceRatingSystem()

        result = system.rate("user1", "card1", RelevanceRating.UP)

        assert "rating" in result
        assert result["rating"]["user_id"] == "user1"
        assert result["rating"]["card_id"] == "card1"

    def test_rate_message_includes_thumbs(self):
        """rate message includes 'thumbs'."""
        from local_deep_research.news.rating_system.base_rater import (
            RelevanceRatingSystem,
            RelevanceRating,
        )

        system = RelevanceRatingSystem()

        result = system.rate("user1", "card1", RelevanceRating.DOWN)

        assert "message" in result
        assert "thumbs" in result["message"]
        assert "down" in result["message"]

    def test_validates_rating_must_be_relevance_enum(self):
        """rate validates rating must be RelevanceRating enum."""
        from local_deep_research.news.rating_system.base_rater import (
            RelevanceRatingSystem,
        )

        system = RelevanceRatingSystem()

        with pytest.raises(ValueError, match="RelevanceRating"):
            system.rate("user1", "card1", "thumbs_up")

    def test_validates_rating_not_none(self):
        """rate validates rating is not None."""
        from local_deep_research.news.rating_system.base_rater import (
            RelevanceRatingSystem,
        )

        system = RelevanceRatingSystem()

        with pytest.raises(ValueError, match="cannot be None"):
            system.rate("user1", "card1", None)

    def test_validates_rating_not_wrong_enum(self):
        """rate validates rating is not wrong enum type."""
        from local_deep_research.news.rating_system.base_rater import (
            RelevanceRatingSystem,
            QualityRating,
        )

        system = RelevanceRatingSystem()

        with pytest.raises(ValueError, match="RelevanceRating"):
            system.rate("user1", "card1", QualityRating.FIVE_STARS)

    def test_accepts_metadata(self):
        """rate accepts optional metadata."""
        from local_deep_research.news.rating_system.base_rater import (
            RelevanceRatingSystem,
            RelevanceRating,
        )

        system = RelevanceRatingSystem()
        metadata = {"context": "search_results"}

        result = system.rate(
            "user1", "card1", RelevanceRating.UP, metadata=metadata
        )

        assert result["rating"]["metadata"] == metadata

    def test_get_rating_returns_none_without_storage(self):
        """get_rating returns None without storage backend."""
        from local_deep_research.news.rating_system.base_rater import (
            RelevanceRatingSystem,
        )

        system = RelevanceRatingSystem()

        result = system.get_rating("user1", "card1")

        assert result is None


class TestRatingSystemWithStorage:
    """Tests for rating systems with storage backends."""

    def test_quality_system_accepts_storage(self):
        """QualityRatingSystem accepts storage backend."""
        from local_deep_research.news.rating_system.base_rater import (
            QualityRatingSystem,
        )

        mock_storage = Mock()
        system = QualityRatingSystem(storage_backend=mock_storage)

        assert system.storage_backend is mock_storage

    def test_relevance_system_accepts_storage(self):
        """RelevanceRatingSystem accepts storage backend."""
        from local_deep_research.news.rating_system.base_rater import (
            RelevanceRatingSystem,
        )

        mock_storage = Mock()
        system = RelevanceRatingSystem(storage_backend=mock_storage)

        assert system.storage_backend is mock_storage


class TestRatingSystemEdgeCases:
    """Edge case tests for rating systems."""

    def test_empty_user_id(self):
        """Handles empty user_id."""
        from local_deep_research.news.rating_system.base_rater import (
            QualityRatingSystem,
            QualityRating,
        )

        system = QualityRatingSystem()

        result = system.rate("", "card1", QualityRating.THREE_STARS)

        assert result["success"] is True
        assert result["rating"]["user_id"] == ""

    def test_empty_card_id(self):
        """Handles empty card_id."""
        from local_deep_research.news.rating_system.base_rater import (
            RelevanceRatingSystem,
            RelevanceRating,
        )

        system = RelevanceRatingSystem()

        result = system.rate("user1", "", RelevanceRating.UP)

        assert result["success"] is True
        assert result["rating"]["card_id"] == ""

    def test_unicode_user_id(self):
        """Handles unicode user_id."""
        from local_deep_research.news.rating_system.base_rater import (
            QualityRatingSystem,
            QualityRating,
        )

        system = QualityRatingSystem()

        result = system.rate("用户123", "card1", QualityRating.FOUR_STARS)

        assert result["success"] is True
        assert result["rating"]["user_id"] == "用户123"

    def test_special_characters_in_card_id(self):
        """Handles special characters in card_id."""
        from local_deep_research.news.rating_system.base_rater import (
            RelevanceRatingSystem,
            RelevanceRating,
        )

        system = RelevanceRatingSystem()

        result = system.rate(
            "user1", "card/123?test=true", RelevanceRating.DOWN
        )

        assert result["success"] is True
        assert result["rating"]["card_id"] == "card/123?test=true"

    def test_very_long_user_id(self):
        """Handles very long user_id."""
        from local_deep_research.news.rating_system.base_rater import (
            QualityRatingSystem,
            QualityRating,
        )

        system = QualityRatingSystem()
        long_user_id = "u" * 1000

        result = system.rate(long_user_id, "card1", QualityRating.FIVE_STARS)

        assert result["success"] is True

    def test_complex_metadata(self):
        """Handles complex metadata structures."""
        from local_deep_research.news.rating_system.base_rater import (
            RelevanceRatingSystem,
            RelevanceRating,
        )

        system = RelevanceRatingSystem()
        metadata = {
            "nested": {"key": "value", "list": [1, 2, 3]},
            "array": ["a", "b", "c"],
            "number": 42,
            "boolean": True,
        }

        result = system.rate(
            "user1", "card1", RelevanceRating.UP, metadata=metadata
        )

        assert result["rating"]["metadata"] == metadata


class TestRatingEnumUsage:
    """Tests for proper enum usage."""

    def test_quality_rating_values_are_integers(self):
        """QualityRating values are integers."""
        from local_deep_research.news.rating_system.base_rater import (
            QualityRating,
        )

        for rating in QualityRating:
            assert isinstance(rating.value, int)

    def test_relevance_rating_values_are_strings(self):
        """RelevanceRating values are strings."""
        from local_deep_research.news.rating_system.base_rater import (
            RelevanceRating,
        )

        for rating in RelevanceRating:
            assert isinstance(rating.value, str)

    def test_quality_rating_range_1_to_5(self):
        """QualityRating values range from 1 to 5."""
        from local_deep_research.news.rating_system.base_rater import (
            QualityRating,
        )

        values = [r.value for r in QualityRating]
        assert min(values) == 1
        assert max(values) == 5
        assert sorted(values) == [1, 2, 3, 4, 5]

    def test_can_iterate_quality_ratings(self):
        """Can iterate over QualityRating values."""
        from local_deep_research.news.rating_system.base_rater import (
            QualityRating,
        )

        ratings = list(QualityRating)
        assert len(ratings) == 5

    def test_can_iterate_relevance_ratings(self):
        """Can iterate over RelevanceRating values."""
        from local_deep_research.news.rating_system.base_rater import (
            RelevanceRating,
        )

        ratings = list(RelevanceRating)
        assert len(ratings) == 2


class TestRatingRecordFormat:
    """Tests for rating record format consistency."""

    def test_quality_rating_record_has_all_fields(self):
        """Quality rating record has all required fields."""
        from local_deep_research.news.rating_system.base_rater import (
            QualityRatingSystem,
            QualityRating,
        )

        system = QualityRatingSystem()
        result = system.rate("user1", "card1", QualityRating.THREE_STARS)

        record = result["rating"]
        assert "user_id" in record
        assert "card_id" in record
        assert "rating_type" in record
        assert "rating_value" in record
        assert "rated_at" in record
        assert "metadata" in record

    def test_relevance_rating_record_has_all_fields(self):
        """Relevance rating record has all required fields."""
        from local_deep_research.news.rating_system.base_rater import (
            RelevanceRatingSystem,
            RelevanceRating,
        )

        system = RelevanceRatingSystem()
        result = system.rate("user1", "card1", RelevanceRating.UP)

        record = result["rating"]
        assert "user_id" in record
        assert "card_id" in record
        assert "rating_type" in record
        assert "rating_value" in record
        assert "rated_at" in record
        assert "metadata" in record

    def test_quality_rating_type_in_record(self):
        """Quality rating record has correct rating_type."""
        from local_deep_research.news.rating_system.base_rater import (
            QualityRatingSystem,
            QualityRating,
        )

        system = QualityRatingSystem()
        result = system.rate("user1", "card1", QualityRating.TWO_STARS)

        assert result["rating"]["rating_type"] == "quality"

    def test_relevance_rating_type_in_record(self):
        """Relevance rating record has correct rating_type."""
        from local_deep_research.news.rating_system.base_rater import (
            RelevanceRatingSystem,
            RelevanceRating,
        )

        system = RelevanceRatingSystem()
        result = system.rate("user1", "card1", RelevanceRating.DOWN)

        assert result["rating"]["rating_type"] == "relevance"


class TestRatingSystemInheritance:
    """Tests for proper inheritance structure."""

    def test_quality_system_inherits_from_base(self):
        """QualityRatingSystem inherits from BaseRatingSystem."""
        from local_deep_research.news.rating_system.base_rater import (
            QualityRatingSystem,
            BaseRatingSystem,
        )

        assert issubclass(QualityRatingSystem, BaseRatingSystem)

    def test_relevance_system_inherits_from_base(self):
        """RelevanceRatingSystem inherits from BaseRatingSystem."""
        from local_deep_research.news.rating_system.base_rater import (
            RelevanceRatingSystem,
            BaseRatingSystem,
        )

        assert issubclass(RelevanceRatingSystem, BaseRatingSystem)

    def test_quality_system_has_base_methods(self):
        """QualityRatingSystem has all base class methods."""
        from local_deep_research.news.rating_system.base_rater import (
            QualityRatingSystem,
        )

        system = QualityRatingSystem()
        assert hasattr(system, "rate")
        assert hasattr(system, "get_rating")
        assert hasattr(system, "get_rating_type")
        assert hasattr(system, "get_recent_ratings")
        assert hasattr(system, "get_card_ratings")
        assert hasattr(system, "remove_rating")
        assert hasattr(system, "_create_rating_record")
        assert hasattr(system, "_validate_rating_value")

    def test_relevance_system_has_base_methods(self):
        """RelevanceRatingSystem has all base class methods."""
        from local_deep_research.news.rating_system.base_rater import (
            RelevanceRatingSystem,
        )

        system = RelevanceRatingSystem()
        assert hasattr(system, "rate")
        assert hasattr(system, "get_rating")
        assert hasattr(system, "get_rating_type")
        assert hasattr(system, "get_recent_ratings")
        assert hasattr(system, "get_card_ratings")
        assert hasattr(system, "remove_rating")
        assert hasattr(system, "_create_rating_record")
        assert hasattr(system, "_validate_rating_value")
