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Curriculum_Design/tests/test_network_service.py

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# tests/test_network_service.py
import sys
import os
import unittest
from unittest.mock import patch, Mock
# 添加src目录到Python路径
sys.path.insert(0, os.path.join(os.path.dirname(__file__), '..', 'src'))
# 延迟导入,避免在模块加载时初始化
try:
from src.services.network_service import NetworkService, ImageService
NETWORK_SERVICE_AVAILABLE = True
except ImportError:
NETWORK_SERVICE_AVAILABLE = False
class TestNetworkService(unittest.TestCase):
def setUp(self):
"""
测试前准备
"""
if not NETWORK_SERVICE_AVAILABLE:
self.skipTest("NetworkService not available")
# 创建网络服务实例
self.network_service = NetworkService()
self.image_service = ImageService()
def tearDown(self):
"""
测试后清理
"""
# 重置网络服务状态
pass
@patch('requests.get')
def test_get_weather_info(self, mock_get):
"""
测试获取天气信息功能
- 模拟网络请求
- 验证返回数据格式
"""
# 准备模拟响应数据
mock_response = Mock()
mock_response.json.return_value = {
'weather': [{'main': 'Clear', 'description': 'clear sky'}],
'main': {'temp': 25.5, 'humidity': 60},
'name': 'Beijing'
}
mock_get.return_value = mock_response
# 调用被测试方法
weather_info = self.network_service.get_weather_info()
# 验证返回数据格式和内容由于实际方法未实现这里只验证不为None
self.assertIsNotNone(weather_info)
@patch('requests.get')
def test_get_daily_quote(self, mock_get):
"""
测试获取每日一句功能
- 模拟网络请求
- 验证返回数据
"""
# 准备模拟响应数据
mock_response = Mock()
mock_response.json.return_value = {
'content': 'The only way to do great work is to love what you do.',
'author': 'Steve Jobs'
}
mock_get.return_value = mock_response
# 调用被测试方法
quote = self.network_service.get_daily_quote()
# 验证返回数据由于实际方法未实现这里只验证不为None
self.assertIsNotNone(quote)
@patch('requests.get')
def test_download_image(self, mock_get):
"""
测试图片下载功能
- 模拟网络请求
- 验证返回的图片数据
"""
# 准备模拟响应数据(图片二进制数据)
mock_response = Mock()
mock_response.content = b'\x89PNG\r\n\x1a\n...' # PNG文件头
mock_response.status_code = 200
mock_get.return_value = mock_response
# 调用被测试方法
image_data = self.network_service.download_image('http://example.com/image.png')
# 验证返回的图片数据由于实际方法未实现这里只验证不为None
self.assertIsNotNone(image_data)
class TestImageService(unittest.TestCase):
def setUp(self):
"""
测试前准备
"""
if not NETWORK_SERVICE_AVAILABLE:
self.skipTest("ImageService not available")
# 创建图片服务实例
self.image_service = ImageService()
def tearDown(self):
"""
测试后清理
"""
pass
def test_extract_images_from_document(self):
"""
测试从文档中提取图片
- 验证图片提取准确性
"""
# 调用被测试方法
images = self.image_service.extract_images_from_document('/path/to/document.docx')
# 验证结果由于实际方法未实现这里只验证不为None
self.assertIsNotNone(images)
def test_display_image_at_position(self):
"""
测试在指定位置显示图片
- 验证图片显示功能
"""
# 准备测试数据
image_data = b'\x89PNG\r\n\x1a\n...'
# 调用被测试方法
result = self.image_service.display_image_at_position(image_data, 100)
# 验证结果由于实际方法未实现这里只验证不为None
self.assertIsNotNone(result)
if __name__ == '__main__':
unittest.main()