测试工程师如何转型为测试开发工程师_千锋教育

# 一个真实的测试场景：读取测试数据文件
def read_test_data(file_path):
    test_cases = []
    with open(file_path, 'r') as f:
        for line in f:
            # 每行格式：用户名,密码,期望结果
            username, password, expected = line.strip().split(',')
            test_cases.append((username, password, expected))
    return test_cases

# 调用
cases = read_test_data('login_test_data.txt')
print(f"共加载 {len(cases)} 条测试用例")

class LoginPage:
    def __init__(self, driver):
        self.driver = driver
        self.username_input = "//input[@id='username']"
        self.password_input = "//input[@id='password']"
        self.login_button = "//button[@id='login']"
    
    def login(self, username, password):
        try:
            self.driver.find_element_by_xpath(self.username_input).send_keys(username)
            self.driver.find_element_by_xpath(self.password_input).send_keys(password)
            self.driver.find_element_by_xpath(self.login_button).click()
            return True
        except Exception as e:
            print(f"登录失败：{str(e)}")
            return False

test_project/
├── config/              # 配置层：环境、账号、URL
├── data/               # 数据层：测试数据、参数化文件
├── pages/              # 页面层：页面对象模型（POM）
├── tests/              # 测试层：具体用例
├── utils/              # 工具层：log、报告、截图
└── reports/            # 输出层：测试报告

import pytest
import requests

class TestUserLogin:
    """用户登录接口测试"""
    
    @pytest.mark.parametrize("username,password,expected_code", [
        ("admin", "123456", 200),      # 正常登录
        ("admin", "wrong", 401),       # 密码错误
        ("", "123456", 422),           # 用户名为空
        ("admin", "", 422),            # 密码为空
    ])
    def test_login(self, base_url, username, password, expected_code):
        """参数化测试登录接口"""
        url = f"{base_url}/api/login"
        data = {"username": username, "password": password}
        
        response = requests.post(url, json=data)
        
        assert response.status_code == expected_code, \
            f"期望状态码{expected_code}，实际{response.status_code}"

# .github/workflows/test.yml
name: Automated Test Suite

on:
  push:
    branches: [main, develop]
  pull_request:
    branches: [main]

jobs:
  test:
    runs-on: ubuntu-latest
    
    steps:
    - uses: actions/checkout@v3
    
    - name: Set up Python
      uses: actions/setup-python@v4
      with:
        python-version: '3.10'
    
    - name: Install dependencies
      run: |
        pip install -r requirements.txt
        pip install pytest pytest-html
    
    - name: Run tests
      run: pytest tests/ --html=report.html --self-contained-html
    
    - name: Upload test report
      uses: actions/upload-artifact@v3
      with:
        name: test-report
        path: report.html
    
    - name: Notify on failure
      if: failure()
      run: |
        curl -X POST -H "Content-Type: application/json" \
          -d '{"text":"测试失败！请查看报告"}' \
          ${{ secrets.WEBHOOK_URL }}

# Flask实现一个简单的测试报告API
from flask import Flask, jsonify, request
from datetime import datetime

app = Flask(__name__)

# 模拟数据库
test_reports = []

@app.route('/api/reports', methods=['POST'])
def create_report():
    """创建测试报告"""
    data = request.json
    report = {
        'id': len(test_reports) + 1,
        'project': data['project'],
        'total': data['total'],
        'passed': data['passed'],
        'failed': data['total'] - data['passed'],
        'pass_rate': f"{data['passed']/data['total']*100:.2f}%",
        'created_at': datetime.now().isoformat()
    }
    test_reports.append(report)
    return jsonify(report), 201

@app.route('/api/reports', methods=['GET'])
def get_reports():
    """获取所有报告"""
    return jsonify(test_reports)

if __name__ == '__main__':
    app.run(debug=True)