Complete software engineering lab: unit testing, integration testing, fuzzing, and CI/CD

.github/workflows/ci.yml

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+# 工作流名称 (Workflow name)
+name: Python Project CI
+
+# 触发工作流的事件：当有代码推送到任意分支或有人发起 Pull Request 时触发
+# (Trigger events: when code is pushed to any branch or someone creates a Pull Request)
+on:
+  push:
+    branches: [ "*" ]
+  pull_request:
+    branches: [ "*" ]
+
+# 工作流包含的任务 (jobs)
+jobs:
+  build-and-test:
+    # 运行此任务的操作系统环境 (Operating system environment)
+    runs-on: ubuntu-latest
+
+    # 任务包含的步骤 (steps)
+    steps:
+    # 第一步：检出你的代码库 (Step 1: Checkout repository)
+    - name: Checkout repository
+      uses: actions/checkout@v4
+
+    # 第二步：设置Python环境 (Step 2: Set up Python environment)
+    - name: Set up Python
+      uses: actions/setup-python@v5
+      with:
+        python-version: '3.10'  # 指定Python版本 (Specify Python version)
+
+    # 第三步：安装项目依赖 (Step 3: Install dependencies)
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install -r requirements.txt
+
+    # 第四步：运行单元测试 (Step 4: Run unit tests)
+    - name: Run unit tests
+      run: |
+        pytest test_calculator.py test_string_utils.py -v --cov=calculator --cov=string_utils --cov-report=term-missing
+
+    # 第五步：运行集成测试 (Step 5: Run integration tests)
+    - name: Run integration tests
+      run: |
+        pytest test_integration.py -v
+
+    # 第六步：生成完整的覆盖率报告 (Step 6: Generate complete coverage report)
+    - name: Generate coverage report
+      run: |
+        pytest --cov=. --cov-report=xml --cov-report=html --cov-report=term
+
+    # 第七步：上传覆盖率报告 (Step 7: Upload coverage report)
+    - name: Upload coverage report
+      uses: actions/upload-artifact@v3
+      with:
+        name: coverage-report
+        path: htmlcov/

.gitignore

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+# Python
+__pycache__/
+*.py[cod]
+*$py.class
+*.so
+.Python
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+wheels/
+*.egg-info/
+.installed.cfg
+*.egg
+
+# Testing
+.pytest_cache/
+.coverage
+.coverage.*
+htmlcov/
+.tox/
+.nox/
+coverage.xml
+*.cover
+
+# Virtual Environment
+venv/
+env/
+ENV/
+.venv
+
+# IDE
+.vscode/
+.idea/
+*.swp
+*.swo
+*~
+
+# Fuzzing
+fuzz_input/
+fuzz_output/
+fuzz_target
+
+# OS
+.DS_Store
+Thumbs.db