103 lines
4.5 KiB
Python
103 lines
4.5 KiB
Python
import requests
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from requests import Response
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from requests_toolbelt import MultipartEncoder # 第三方模块：pip install requests_toolbelt
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from typing import Dict, Union
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import time
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from loguru import logger
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class BaseRequest:
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"""
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进行请求
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"""
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session = None
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@classmethod
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def get_session(cls):
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"""
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单例模式保证测试过程中使用的都是一个session对象；
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requests.session可以自动处理cookies，做状态保持。
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"""
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if cls.session is None:
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cls.session = requests.Session()
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return cls.session
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@classmethod
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def send_request(cls, req_data: Dict[str, Union[str, Dict, MultipartEncoder]]) -> Response:
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"""
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处理请求数据，转换成可用数据发送请求
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:param req_data: 请求数据
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:return: 响应对象
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"""
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try:
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logger.info(f"\n======================================================\n" \
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"-------------Start：请求前--------------------\n"
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f"用例标题: {req_data.get('title', None)}\n" \
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f"请求路径: {req_data.get('url', None)}\n" \
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f"请求方式: {req_data.get('method', None)}\n" \
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f"请求头: {req_data.get('headers', None)}\n" \
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f"请求关键字: {req_data.get('pk', None)}\n" \
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f"请求内容: {req_data.get('payload', None)}\n" \
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f"请求文件: {req_data.get('files', None)}\n" \
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"=====================================================")
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res = cls.send_api_request(
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url=req_data.get("url"),
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method=req_data.get("method").lower(),
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pk=req_data.get("pk", None),
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header=req_data.get("headers"),
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payload=req_data.get("payload"),
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files=req_data.get("files")
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)
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logger.info(f"\n======================================================\n" \
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"-------------End：请求后--------------------\n"
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f"响应数据: {res.text}\n" \
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"=====================================================")
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except requests.exceptions.RequestException as e:
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logger.error(f"请求出错，{str(e)}")
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raise ValueError(f"请求出错，{str(e)}")
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return res
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@classmethod
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def send_api_request(cls, url: str, method: str, pk: str, header: Dict[str, str] = None, payload=None,
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files=None) -> Response:
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"""
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发送请求
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:param method: 请求方法
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:param url: 请求url
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:param pk: 请求参数类型，可选值为params，json，data
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:param payload: 请求数据，对于不同请求类型，可以为dict，MultipartEncoder等
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:param files: 请求上传的文件
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:param header: 请求头
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:return: 返回res对象
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"""
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headers = header or {}
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session = cls.get_session()
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if pk.lower() == 'params':
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res = session.request(method=method, url=url, params=payload, headers=headers)
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elif pk.lower() == 'data':
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if files:
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if not isinstance(files, dict):
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raise ValueError('data参数必须为dict')
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encoder = MultipartEncoder(fields=files, boundary='------------------------' + str(time.time()))
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headers['Content-Type'] = encoder.content_type
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res = session.request(method=method, url=url, data=encoder.to_string(), headers=headers)
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else:
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headers['Content-Type'] = 'application/x-www-form-urlencoded; charset=UTF-8'
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res = session.request(method=method, url=url, data=payload, headers=headers)
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elif pk.lower() == 'json':
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if files:
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if not isinstance(files, dict):
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raise ValueError('json参数必须为dict')
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encoder = MultipartEncoder(fields=files, boundary='------------------------' + str(time.time()))
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headers['Content-Type'] = encoder.content_type
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res = session.request(method=method, url=url, json=encoder.to_string(), headers=headers)
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else:
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headers['Content-Type'] = 'application/json'
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res = session.request(method=method, url=url, json=payload, headers=headers)
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else:
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raise ValueError('pk可选关键字为params, json, data')
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return res
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