[pytest]
addopts = -ra
testpaths = tests
xfail_strict = true
filterwarnings =
    once::Warning
    ignore:::pympler[.*]


# Keep docs in sync with docs env and .readthedocs.yml.
[gh-actions]
python =
    2.7: py27
    3.5: py35
    3.6: py36
    3.7: py37
    3.8: py38, changelog
    3.9: py39, pyright
    3.10: py310, manifest, typing, docs
    pypy-2: pypy
    pypy-3: pypy3


[tox]
envlist = typing,pre-commit,py27,py35,py36,py37,py38,py39,py310,pypy,pypy3,pyright,manifest,docs,pypi-description,changelog,coverage-report
isolated_build = True


[testenv:docs]
# Keep basepython in sync with gh-actions and .readthedocs.yml.
basepython = python3.10
extras = docs
commands =
    sphinx-build -n -T -W -b html -d {envtmpdir}/doctrees docs docs/_build/html
    sphinx-build -n -T -W -b doctest -d {envtmpdir}/doctrees docs docs/_build/html
    python -m doctest README.rst


[testenv]
extras = tests
commands = python -m pytest {posargs}


[testenv:py27]
extras = tests
commands = coverage run -m pytest {posargs}


[testenv:py37]
extras = tests
commands = coverage run -m pytest {posargs}


[testenv:py310]
# Python 3.6+ has a number of compile-time warnings on invalid string escapes.
# PYTHONWARNINGS=d and --no-compile below make them visible during the Tox run.
basepython = python3.10
install_command = pip install --no-compile {opts} {packages}
setenv =
    PYTHONWARNINGS=d
extras = tests
commands = coverage run -m pytest {posargs}


[testenv:coverage-report]
basepython = python3.10
depends = py27,py37,py310
skip_install = true
deps = coverage[toml]>=5.4
commands =
    coverage combine
    coverage report


[testenv:pre-commit]
basepython = python3.10
skip_install = true
deps =
    pre-commit
passenv = HOMEPATH  # needed on Windows
commands =
    pre-commit run --all-files


[testenv:manifest]
basepython = python3.10
deps = check-manifest
skip_install = true
commands = check-manifest


[testenv:pypi-description]
basepython = python3.8
skip_install = true
deps =
    twine
    pip >= 18.0.0
commands =
    pip wheel -w {envtmpdir}/build --no-deps .
    twine check {envtmpdir}/build/*


[testenv:changelog]
basepython = python3.8
deps = towncrier<21.3
skip_install = true
commands = towncrier --draft


[testenv:typing]
basepython = python3.10
deps = mypy>=0.902
commands =
    mypy src/attr/__init__.pyi src/attr/_version_info.pyi src/attr/converters.pyi src/attr/exceptions.pyi src/attr/filters.pyi src/attr/setters.pyi src/attr/validators.pyi
    mypy tests/typing_example.py


[testenv:pyright]
# Install and configure node and pyright
# This *could* be folded into a custom install_command
# Use nodeenv to configure node in the running tox virtual environment
# Seeing errors using "nodeenv -p"
# Use npm install -g to install "globally" into the virtual environment
basepython = python3.9
deps = nodeenv
commands =
    nodeenv --prebuilt --node=lts --force {envdir}
    npm install -g --no-package-lock --no-save pyright
    pytest tests/test_pyright.py -vv