"""
AI助手Web客户端测试
测试Flask应用的各个端点
"""

import unittest
import json
from app import app


class TestWebClient(unittest.TestCase):
    """Web客户端测试类"""
    
    def setUp(self):
        """测试前准备"""
        self.app = app
        self.app.config['TESTING'] = True
        self.client = self.app.test_client()
    
    def test_index_page(self):
        """测试主页面"""
        response = self.client.get('/')
        self.assertEqual(response.status_code, 200)
        self.assertIn(b'AI', response.data)
    
    def test_health_check(self):
        """测试健康检查端点"""
        response = self.client.get('/api/health')
        self.assertEqual(response.status_code, 200)
        
        data = json.loads(response.data)
        self.assertEqual(data['code'], 200)
        self.assertEqual(data['message'], 'OK')
        self.assertIn('status', data['data'])
        self.assertEqual(data['data']['status'], 'healthy')
    
    def test_get_applications(self):
        """测试获取应用列表"""
        response = self.client.get('/api/applications')
        self.assertEqual(response.status_code, 200)
        
        data = json.loads(response.data)
        self.assertEqual(data['code'], 200)
        self.assertIn('data', data)
        self.assertIsInstance(data['data'], list)
    
    def test_send_message_without_content(self):
        """测试发送空消息"""
        response = self.client.post(
            '/api/chat/send',
            data=json.dumps({
                'appId': 15,
                'message': '',
                'chatId': None,
                'stream': False
            }),
            content_type='application/json'
        )
        self.assertEqual(response.status_code, 400)
        
        data = json.loads(response.data)
        self.assertEqual(data['code'], 400)
    
    def test_send_message_with_content(self):
        """测试发送正常消息"""
        response = self.client.post(
            '/api/chat/send',
            data=json.dumps({
                'appId': 15,
                'message': '你好',
                'chatId': None,
                'stream': False
            }),
            content_type='application/json'
        )
        self.assertEqual(response.status_code, 200)
        
        data = json.loads(response.data)
        self.assertEqual(data['code'], 200)
        self.assertIn('data', data)
        self.assertIn('answer', data['data'])
    
    def test_cors_headers(self):
        """测试CORS头"""
        response = self.client.get('/api/health')
        self.assertIn('Access-Control-Allow-Origin', response.headers)
    
    def test_static_files(self):
        """测试静态文件访问"""
        # 测试CSS文件
        response = self.client.get('/static/css/style.css')
        self.assertEqual(response.status_code, 200)
        
        # 测试JS文件
        response = self.client.get('/static/js/main.js')
        self.assertEqual(response.status_code, 200)


class TestAPIResponses(unittest.TestCase):
    """API响应格式测试"""
    
    def setUp(self):
        """测试前准备"""
        self.app = app
        self.app.config['TESTING'] = True
        self.client = self.app.test_client()
    
    def test_response_format(self):
        """测试响应格式统一性"""
        response = self.client.get('/api/health')
        data = json.loads(response.data)
        
        # 检查必需字段
        self.assertIn('code', data)
        self.assertIn('message', data)
        self.assertIn('data', data)
        
        # 检查字段类型
        self.assertIsInstance(data['code'], int)
        self.assertIsInstance(data['message'], str)
    
    def test_error_response_format(self):
        """测试错误响应格式"""
        response = self.client.post(
            '/api/chat/send',
            data=json.dumps({'message': ''}),
            content_type='application/json'
        )
        data = json.loads(response.data)
        
        # 错误响应也应该有统一格式
        self.assertIn('code', data)
        self.assertIn('message', data)
        self.assertEqual(data['code'], 400)


def run_tests():
    """运行所有测试"""
    # 创建测试套件
    loader = unittest.TestLoader()
    suite = unittest.TestSuite()
    
    # 添加测试
    suite.addTests(loader.loadTestsFromTestCase(TestWebClient))
    suite.addTests(loader.loadTestsFromTestCase(TestAPIResponses))
    
    # 运行测试
    runner = unittest.TextTestRunner(verbosity=2)
    result = runner.run(suite)
    
    # 返回测试结果
    return result.wasSuccessful()


if __name__ == '__main__':
    import sys
    success = run_tests()
    sys.exit(0 if success else 1)