"""
Template for creating new test files.

Copy this file and modify it to create new tests quickly.
"""

from datetime import UTC, datetime
from unittest.mock import Mock, patch

import pytest

# Import what you're testing
# from maverick_mcp.your_module import YourClass, your_function


class TestYourClass:
    """Test suite for YourClass."""

    @pytest.fixture
    def mock_dependencies(self):
        """Set up common mocks for tests."""
        with patch("maverick_mcp.your_module.external_dependency") as mock_dep:
            mock_dep.return_value = Mock()
            yield {
                "dependency": mock_dep,
            }

    @pytest.fixture
    def sample_data(self):
        """Provide sample test data."""
        return {
            "id": 1,
            "name": "Test Item",
            "value": 42.0,
            "created_at": datetime.now(UTC),
        }

    def test_initialization(self):
        """Test class initialization."""
        # obj = YourClass(param1="value1", param2=42)
        # assert obj.param1 == "value1"
        # assert obj.param2 == 42
        pass

    def test_method_success(self, mock_dependencies, sample_data):
        """Test successful method execution."""
        # Arrange
        # obj = YourClass()
        # mock_dependencies["dependency"].some_method.return_value = "expected"

        # Act
        # result = obj.your_method(sample_data)

        # Assert
        # assert result == "expected"
        # mock_dependencies["dependency"].some_method.assert_called_once_with(sample_data)
        pass

    def test_method_validation_error(self):
        """Test method with invalid input."""
        # obj = YourClass()

        # with pytest.raises(ValueError, match="Invalid input"):
        #     obj.your_method(None)
        pass

    @pytest.mark.asyncio
    async def test_async_method(self, mock_dependencies):
        """Test asynchronous method."""
        # Arrange
        # obj = YourClass()
        # mock_dependencies["dependency"].async_method = AsyncMock(return_value="async_result")

        # Act
        # result = await obj.async_method()

        # Assert
        # assert result == "async_result"
        pass


class TestYourFunction:
    """Test suite for standalone functions."""

    def test_function_basic(self):
        """Test basic function behavior."""
        # result = your_function("input")
        # assert result == "expected_output"
        pass

    def test_function_edge_cases(self):
        """Test edge cases."""
        # Test empty input
        # assert your_function("") == ""

        # Test None input
        # with pytest.raises(TypeError):
        #     your_function(None)

        # Test large input
        # large_input = "x" * 10000
        # assert len(your_function(large_input)) <= 10000
        pass

    @pytest.mark.parametrize(
        "input_value,expected",
        [
            ("test1", "result1"),
            ("test2", "result2"),
            ("", ""),
            ("special!@#", "special"),
        ],
    )
    def test_function_parametrized(self, input_value, expected):
        """Test function with multiple inputs."""
        # result = your_function(input_value)
        # assert result == expected
        pass


class TestIntegration:
    """Integration tests (marked for optional execution)."""

    @pytest.mark.integration
    def test_database_integration(self, db_session):
        """Test database operations."""
        # This test requires a real database connection
        # from maverick_mcp.your_module import create_item, get_item

        # # Create
        # item = create_item(db_session, name="Test", value=42)
        # assert item.id is not None

        # # Read
        # retrieved = get_item(db_session, item.id)
        # assert retrieved.name == "Test"
        # assert retrieved.value == 42
        pass

    @pytest.mark.integration
    @pytest.mark.asyncio
    async def test_external_api_integration(self):
        """Test external API calls."""
        # This test makes real API calls
        # from maverick_mcp.your_module import fetch_external_data

        # result = await fetch_external_data("AAPL")
        # assert result is not None
        # assert "price" in result
        pass


# Fixtures that can be reused across tests
@pytest.fixture
def mock_redis():
    """Mock Redis client."""
    with patch("maverick_mcp.data.cache.get_redis_client") as mock:
        redis_mock = Mock()
        redis_mock.get.return_value = None
        redis_mock.set.return_value = True
        mock.return_value = redis_mock
        yield redis_mock


@pytest.fixture
def mock_settings():
    """Mock settings for testing."""
    with patch("maverick_mcp.config.settings.settings") as mock:
        mock.auth.enabled = False
        mock.api.debug = True
        yield mock


# Performance tests (optional)
@pytest.mark.slow
class TestPerformance:
    """Performance tests (excluded by default)."""

    def test_large_dataset_processing(self):
        """Test processing of large datasets."""
        # import time
        # from maverick_mcp.your_module import process_data

        # large_data = list(range(1_000_000))
        # start = time.time()
        # result = process_data(large_data)
        # duration = time.time() - start

        # assert len(result) == 1_000_000
        # assert duration < 1.0  # Should complete in under 1 second
        pass
