Use a fully locked test environment & dependency groups

pyproject.toml

@@ -28,7 +28,15 @@ classifiers = [
 dependencies = []
 dynamic = ["version", "readme"]
 
-[project.optional-dependencies]
+[project.urls]
+Documentation = "https://www.attrs.org/"
+Changelog = "https://www.attrs.org/en/stable/changelog.html"
+GitHub = "https://github.com/python-attrs/attrs"
+Funding = "https://github.com/sponsors/hynek"
+Tidelift = "https://tidelift.com/subscription/pkg/pypi-attrs?utm_source=pypi-attrs&utm_medium=pypi"
+
+
+[dependency-groups]
 tests-mypy = [
   'pytest-mypy-plugins; platform_python_implementation == "CPython" and python_version >= "3.9"',
   # Since the mypy error messages keep changing, we have to keep updating this
@@ -46,11 +54,11 @@ tests = [
   "attrs[tests-mypy]",
 ]
 cov = [
-  "attrs[tests]",
   # Ensure coverage is new enough for `source_pkgs`.
   "coverage[toml]>=5.3",
 ]
-benchmark = ["pytest-codspeed", "pytest-xdist[psutil]", "attrs[tests]"]
+pyright = ["pyright<1.1.380"]
+benchmark = ["pytest-codspeed", "pytest-xdist[psutil]"]
 docs = [
   "cogapp",
   "furo",
@@ -59,17 +67,10 @@ docs = [
   "sphinx-notfound-page",
   "sphinxcontrib-towncrier",
   # See https://github.com/sphinx-contrib/sphinxcontrib-towncrier/issues/92
-  # Pin also present in tox.ini
   "towncrier<24.7",
 ]
-dev = ["attrs[tests]", "pre-commit-uv"]
-
-[project.urls]
-Documentation = "https://www.attrs.org/"
-Changelog = "https://www.attrs.org/en/stable/changelog.html"
-GitHub = "https://github.com/python-attrs/attrs"
-Funding = "https://github.com/sponsors/hynek"
-Tidelift = "https://tidelift.com/subscription/pkg/pypi-attrs?utm_source=pypi-attrs&utm_medium=pypi"
+docs-watch = ["attrs[docs]", "watchfiles"]
+dev = ["attrs[tests]"]
 
 
 [tool.hatch.version]

tox.ini

@@ -16,18 +16,22 @@ pass_env = SETUPTOOLS_SCM_PRETEND_VERSION
 
 
 [testenv]
+runner = uv-venv-lock-runner
 package = wheel
 wheel_build_env = .pkg
-extras =
+dependency_groups =
     tests: tests
+    tests: tests-mypy
     mypy: tests-mypy
 commands =
     tests: pytest {posargs:-n auto}
     mypy: mypy tests/typing_example.py
     mypy: mypy src/attrs/__init__.pyi src/attr/__init__.pyi src/attr/_typing_compat.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
 
 [testenv:py3{8,10,13}-tests]
-extras = cov
+dependency_groups =
+    tests
+    cov
 # Python 3.6+ has a number of compile-time warnings on invalid string escapes.
 # PYTHONWARNINGS=d makes them visible during the tox run.
 set_env =
@@ -40,17 +44,17 @@ commands = coverage run -m pytest {posargs:-n auto --dist loadfile}
 [testenv:coverage-report]
 # Keep base_python in-sync with .python-version-default
 base_python = py313
-# Keep depends in-sync with testenv above that has cov extra.
+# Keep depends in-sync with testenv above that has the cov dependency group.
 depends = py3{8,10,13}-tests
 skip_install = true
-deps = coverage[toml]>=5.3
+dependency_groups = cov
 commands =
     coverage combine
     coverage report
 
 
 [testenv:codspeed]
-extras = benchmark
+dependency_groups = benchmark
 pass_env =
     CODSPEED_TOKEN
     CODSPEED_ENV
@@ -61,65 +65,67 @@ commands = pytest --codspeed -n auto bench/test_benchmarks.py
 
 
 [testenv:docs]
+runner = uv-venv-lock-runner
 # Keep base_python in-sync with ci.yml/docs and .readthedocs.yaml.
 base_python = py312
-extras = docs
+dependency_groups = 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
 
 
 [testenv:docs-watch]
-package = editable
 base_python = {[testenv:docs]base_python}
-extras = {[testenv:docs]extras}
-deps = watchfiles
+dependency_groups = docs-watch
 commands =
     watchfiles \
         --ignore-paths docs/_build/ \
         'sphinx-build -W -n --jobs auto -b html -d {envtmpdir}/doctrees docs docs/_build/html' \
+        README.md \
         src \
         docs
 
 
 [testenv:docs-linkcheck]
-package = editable
 base_python = {[testenv:docs]base_python}
-extras = {[testenv:docs]extras}
+dependency_groups = {[testenv:docs]dependency_groups}
 commands = sphinx-build -W -b linkcheck -d {envtmpdir}/doctrees docs docs/_build/html
 
 
 [testenv:docs-sponsors]
+runner = uv-venv-runner
+skip_install = true
 description = Ensure sponsor logos are up to date.
 deps = cogapp
 commands = cog -rP README.md docs/index.md
 
 
 [testenv:pre-commit]
+runner = uv-venv-runner
 skip_install = true
 deps = pre-commit-uv
 commands = pre-commit run --all-files
 
 
 [testenv:changelog]
-# See https://github.com/sphinx-contrib/sphinxcontrib-towncrier/issues/92
-# Pin also present in pyproject.toml
-deps = towncrier<24.7
+dependency_groups = docs
 skip_install = true
 commands =
     towncrier --version
     towncrier build --version main --draft
 
 
 [testenv:pyright]
-extras = tests
-deps = pyright<1.1.380
+dependency_groups =
+    tests
+    pyright
 commands = pytest tests/test_pyright.py -vv
 
 
 [testenv:docset]
+runner = uv-venv-runner
 deps = doc2dash
-extras = docs
+dependency_groups = docs
 allowlist_externals =
     rm
     cp