"""
amazingData 服务单元测试
"""
import pytest
from unittest.mock import Mock, patch, MagicMock
from datetime import datetime, timedelta

from app.services.amazing_data_service import AmazingDataService, amazing_data_service
from app.services.data_sync_service import DataSyncService


class TestAmazingDataService:
    """测试 amazingData 服务"""
    
    def test_singleton_pattern(self):
        """测试单例模式"""
        service1 = AmazingDataService()
        service2 = AmazingDataService()
        assert service1 is service2
    
    def test_get_instance(self):
        """测试获取实例"""
        service = amazing_data_service
        assert service is not None
        assert isinstance(service, AmazingDataService)
    
    @patch('app.services.amazing_data_service.AmazingDataAdapter')
    def test_connect_success(self, mock_adapter_class):
        """测试连接成功"""
        mock_adapter = MagicMock()
        mock_adapter.connect.return_value = True
        mock_adapter_class.return_value = mock_adapter
        
        service = AmazingDataService()
        # 重置初始化标志以便重新测试
        service._initialized = False
        service.__init__()
        
        result = service.connect()
        
        assert result is True
        mock_adapter.connect.assert_called_once()
    
    @patch('app.services.amazing_data_service.AmazingDataAdapter')
    def test_connect_failure(self, mock_adapter_class):
        """测试连接失败"""
        mock_adapter = MagicMock()
        mock_adapter.connect.return_value = False
        mock_adapter_class.return_value = mock_adapter
        
        service = AmazingDataService()
        service._initialized = False
        service.__init__()
        
        result = service.connect()
        
        assert result is False
    
    def test_disconnect(self):
        """测试断开连接"""
        service = amazing_data_service
        # 注意：实际断开连接需要真实环境
        # 这里只测试方法存在
        assert hasattr(service, 'disconnect')
    
    def test_ensure_connected(self):
        """测试确保连接"""
        service = amazing_data_service
        assert hasattr(service, 'ensure_connected')


class TestAmazingDataKlineService:
    """测试 K 线数据服务"""
    
    @patch.object(amazing_data_service, 'ensure_connected')
    @patch.object(amazing_data_service, '_adapter')
    def test_get_kline_data(self, mock_adapter, mock_ensure):
        """测试获取 K 线数据"""
        import pandas as pd
        
        # Mock 连接
        mock_ensure.return_value = True
        
        # Mock 返回数据
        mock_df = pd.DataFrame([
            {
                'time': '2024-01-01 10:00:00',
                'open': 3800.0,
                'high': 3810.0,
                'low': 3795.0,
                'close': 3805.0,
                'volume': 1000,
                'amount': 3800000.0,
                'open_interest': 5000
            }
        ])
        mock_adapter.get_kline_data.return_value = mock_df
        
        # 测试（需要实际连接环境，这里仅测试接口）
        assert hasattr(amazing_data_service, 'get_kline_data')
    
    @patch.object(amazing_data_service, 'ensure_connected')
    def test_get_kline_data_not_connected(self, mock_ensure):
        """测试未连接时获取 K 线数据"""
        mock_ensure.return_value = False
        
        with pytest.raises(Exception) as exc_info:
            amazing_data_service.get_kline_data(
                symbol='IF2406',
                period='1m',
                start_date='2024-01-01',
                end_date='2024-01-02'
            )
        
        assert '未连接到数据源' in str(exc_info.value)


class TestAmazingDataRealtimeService:
    """测试实时行情服务"""
    
    @patch.object(amazing_data_service, 'ensure_connected')
    def test_get_realtime_quotes(self, mock_ensure):
        """测试获取实时行情"""
        mock_ensure.return_value = True
        
        # 测试方法存在
        assert hasattr(amazing_data_service, 'get_realtime_quotes')
    
    @patch.object(amazing_data_service, 'ensure_connected')
    def test_get_realtime_quotes_not_connected(self, mock_ensure):
        """测试未连接时获取实时行情"""
        mock_ensure.return_value = False
        
        with pytest.raises(Exception) as exc_info:
            amazing_data_service.get_realtime_quotes(['IF2406', 'IC2406'])
        
        assert '未连接到数据源' in str(exc_info.value)


class TestAmazingDataSecurityCodes:
    """测试证券代码服务"""
    
    @patch.object(amazing_data_service, 'ensure_connected')
    def test_get_security_codes(self, mock_ensure):
        """测试获取证券代码"""
        mock_ensure.return_value = True
        
        assert hasattr(amazing_data_service, 'get_security_codes')


class TestDataSyncService:
    """测试数据同步服务"""
    
    def test_sync_kline_data_method_exists(self):
        """测试同步方法存在"""
        assert hasattr(DataSyncService, 'sync_kline_data')
    
    def test_sync_all_symbols_method_exists(self):
        """测试批量同步方法存在"""
        assert hasattr(DataSyncService, 'sync_all_symbols')
    
    def test_default_symbols(self):
        """测试默认品种列表"""
        symbols = DataSyncService.DEFAULT_SYMBOLS
        assert isinstance(symbols, list)
        assert len(symbols) > 0
    
    def test_default_periods(self):
        """测试默认周期列表"""
        periods = DataSyncService.DEFAULT_PERIODS
        assert isinstance(periods, list)
        assert '1m' in periods
        assert '1d' in periods


class TestAmazingDataIntegration:
    """集成测试"""
    
    def test_service_initialization(self):
        """测试服务初始化"""
        service = amazing_data_service
        assert service is not None
        assert service._config is not None
        assert service._config.host == '140.206.44.234'
        assert service._config.port == 8600
    
    def test_connection_config(self):
        """测试连接配置"""
        service = amazing_data_service
        config = service._config
        
        assert config.username == '11200008169'
        assert config.password == '11200008169@2026'
        assert config.use_local_cache is True


if __name__ == '__main__':
    pytest.main([__file__, '-v'])