# tests/test_feeding_process.py
import unittest
from unittest.mock import patch, MagicMock
import sys
import os

# 添加项目根目录到Python路径
sys.path.insert(0, os.path.join(os.path.dirname(__file__), '..'))

from feeding.process import FeedingProcess


class TestFeedingProcess(unittest.TestCase):

    @patch('feeding.process.RelayController')
    @patch('feeding.process.InverterController')
    @patch('feeding.process.TransmitterController')
    def test_initialization(self, mock_transmitter, mock_inverter, mock_relay):
        """测试初始化"""
        # 创建模拟对象
        mock_relay_instance = MagicMock()
        mock_relay.return_value = mock_relay_instance

        mock_inverter_instance = MagicMock()
        mock_inverter.return_value = mock_inverter_instance

        mock_transmitter_instance = MagicMock()
        mock_transmitter.return_value = mock_transmitter_instance

        # 创建系统实例
        system = FeedingProcess()

        # 验证初始化
        self.assertIsNotNone(system)
        self.assertFalse(system.state.running)

    def test_set_feeding_parameters(self):
        """测试设置下料参数"""
        with patch('feeding.process.RelayController'), \
                patch('feeding.process.InverterController'), \
                patch('feeding.process.TransmitterController'):
            system = FeedingProcess()
            # 通过settings修改参数
            system.settings.single_batch_weight = 1500
            system.settings.min_required_weight = 300
            system.settings.target_vehicle_weight = 3000

            self.assertEqual(system.settings.target_vehicle_weight, 3000)
            self.assertEqual(system.settings.min_required_weight, 300)
            self.assertEqual(system.settings.single_batch_weight, 1500)


if __name__ == '__main__':
    unittest.main()