feat: Add comprehensive testing infrastructure with Poetry and pytest

.gitignore

@@ -1,2 +1,87 @@
+# IDE
 .idea/
+.vscode/
+*.swp
+*.swo
+*~
+
+# Python
 *.pyc
+__pycache__/
+*.pyo
+*.pyd
+.Python
+*.so
+*.egg
+*.egg-info/
+dist/
+build/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+wheels/
+pip-wheel-metadata/
+share/python-wheels/
+*.egg-info/
+.installed.cfg
+*.egg
+MANIFEST
+
+# Virtual Environment
+venv/
+env/
+ENV/
+.venv/
+.ENV/
+
+# Testing
+.pytest_cache/
+.coverage
+htmlcov/
+coverage.xml
+*.cover
+.hypothesis/
+.tox/
+.nox/
+
+# Claude
+.claude/*
+
+# Database
+*.db
+*.sqlite
+*.sqlite3
+instance/
+
+# Flask
+instance/
+.webassets-cache
+
+# Logs
+*.log
+
+# OS
+.DS_Store
+.DS_Store?
+._*
+.Spotlight-V100
+.Trashes
+ehthumbs.db
+Thumbs.db
+
+# Environment variables
+.env
+.env.local
+.env.*.local
+
+# Package managers
+# Note: Don't ignore poetry.lock or uv.lock
+node_modules/
+
+# Misc
+*.bak
+.cache/

pyproject.toml

@@ -0,0 +1,140 @@
+[tool.poetry]
+name = "flask-blog"
+version = "0.1.0"
+description = "A Flask-based blog application"
+authors = ["Your Name <[email protected]>"]
+readme = "README.md"
+packages = [{include = "app"}]
+
+[tool.poetry.dependencies]
+python = "^3.8.1"
+Flask = "0.10.1"
+Flask-Script = "2.0.5"
+Flask-SQLAlchemy = "2.1"
+Flask-Migrate = "1.7.0"
+Flask-WTF = "0.12"
+Flask-Bootstrap = "3.3.5.7"
+WTForms = "2.1"
+itsdangerous = "0.24"
+Jinja2 = "2.8"
+MarkupSafe = "0.23"
+SQLAlchemy = "1.0.11"
+Werkzeug = "0.11.3"
+wheel = "0.24.0"
+flask-login = "0.3.2"
+flask-moment = "0.5.1"
+ForgeryPy = "0.1"
+gunicorn = "19.4.5"
+psycopg2-binary = "2.9.9"
+
+[tool.poetry.group.dev.dependencies]
+pytest = "^6.2.0"
+pytest-cov = "^3.0.0"
+pytest-mock = "^3.6.0"
+pytest-flask = "^1.2.0"
+
+[tool.poetry.scripts]
+test = "pytest:main"
+tests = "pytest:main"
+
+[tool.pytest.ini_options]
+minversion = "7.0"
+testpaths = ["tests"]
+python_files = ["test_*.py", "*_test.py"]
+python_classes = ["Test*"]
+python_functions = ["test_*"]
+addopts = [
+    "-ra",
+    "--strict-markers",
+    "--cov=app",
+    "--cov-branch",
+    "--cov-report=term-missing",
+    "--cov-report=html:htmlcov",
+    "--cov-report=xml:coverage.xml",
+    "--cov-fail-under=80",
+    "-vv",
+    "--tb=short",
+    "--maxfail=1",
+]
+markers = [
+    "unit: Unit tests",
+    "integration: Integration tests",
+    "slow: Slow running tests",
+]
+filterwarnings = [
+    "ignore::DeprecationWarning",
+    "ignore::PendingDeprecationWarning",
+]
+
+[tool.coverage.run]
+source = ["app"]
+branch = true
+omit = [
+    "*/tests/*",
+    "*/migrations/*",
+    "*/__init__.py",
+    "*/config.py",
+    "*/manage.py",
+]
+
+[tool.coverage.report]
+precision = 2
+show_missing = true
+skip_covered = false
+skip_empty = true
+exclude_lines = [
+    "pragma: no cover",
+    "def __repr__",
+    "if self.debug:",
+    "if settings.DEBUG",
+    "raise AssertionError",
+    "raise NotImplementedError",
+    "if 0:",
+    "if __name__ == .__main__.:",
+    "if TYPE_CHECKING:",
+    "class .*\\bProtocol\\):",
+    "@(abc\\.)?abstractmethod",
+]
+
+[tool.coverage.html]
+directory = "htmlcov"
+
+[tool.coverage.xml]
+output = "coverage.xml"
+
+[tool.isort]
+profile = "black"
+line_length = 88
+known_first_party = ["app"]
+skip_glob = ["*/migrations/*"]
+
+[tool.black]
+line-length = 88
+target-version = ['py38']
+include = '\.pyi?$'
+exclude = '''
+/(
+    \.git
+  | \.hg
+  | \.mypy_cache
+  | \.tox
+  | \.venv
+  | _build
+  | buck-out
+  | build
+  | dist
+  | migrations
+)/
+'''
+
+[tool.mypy]
+python_version = "3.8"
+warn_return_any = true
+warn_unused_configs = true
+disallow_untyped_defs = false
+ignore_missing_imports = true
+exclude = ["migrations/", "tests/"]
+
+[build-system]
+requires = ["poetry-core"]
+build-backend = "poetry.core.masonry.api"

requirements/test.txt

@@ -0,0 +1,5 @@
+pytest==6.2.5
+pytest-cov==3.0.0
+pytest-mock==3.6.1
+pytest-flask==1.2.0
+coverage[toml]==6.5.0

tests/conftest.py

@@ -0,0 +1,25 @@
+import os
+import tempfile
+import pytest
+
+
+@pytest.fixture
+def temp_dir():
+    """Create a temporary directory."""
+    with tempfile.TemporaryDirectory() as tmpdir:
+        yield tmpdir
+
+
+@pytest.fixture
+def mock_config(monkeypatch):
+    """Mock configuration values."""
+    def _mock_config(key, value):
+        monkeypatch.setattr(f'config.Config.{key}', value)
+    return _mock_config
+
+
+@pytest.fixture(autouse=True)
+def reset_environment(monkeypatch):
+    """Reset environment variables for each test."""
+    monkeypatch.setenv('FLASK_CONFIG', 'testing')
+    monkeypatch.setenv('DATABASE_URL', 'sqlite:///:memory:')