Simplify testing minimum direct dependencies

pyproject.toml

@@ -82,21 +82,6 @@ build = [
   "check-wheel-contents",
   "twine",
 ]
-pytest-min = [
-  "attrs==23.1",
-  "backports-asyncio-runner==1.2; python_version<'3.11'",
-  "coverage==7.15.1",
-  "exceptiongroup==1.1.3; python_version<'3.11'",
-  "hypothesis==6.88.3",
-  "iniconfig==2",
-  "packaging==23.2",
-  "pluggy==1.5",
-  "pygments==2.16.1",
-  "pytest==8.4",
-  "sortedcontainers==2.4",
-  "tomli==2.0.1; python_version<'3.11'",
-  "typing-extensions==4.16; python_version<'3.13'",
-]
 typing = [
   "pyright[nodejs]",
   "pytest",
@@ -111,14 +96,6 @@ include-package-data = true
 [tool.setuptools_scm]
 local_scheme = "no-local-version"
 
-[tool.uv]
-conflicts = [
-  [
-    { group = "pytest-min" },
-    { group = "test" },
-  ],
-]
-
 [tool.ruff]
 line-length = 88
 format.docstring-code-format = true

tox.ini

@@ -2,7 +2,7 @@
 minversion = 4.28.0
 requires =
     tox-uv>=1.25
-envlist = build, py310, py311, py312, py313, py314, pytest-min, docs, pyright
+envlist = build, py310, py311, py312, py313, py314, py310-lower-bounds, docs, pyright
 isolated_build = true
 passenv =
     CI
@@ -25,11 +25,10 @@ commands =
     check-wheel-contents {toxinidir}{/}dist
     twine check {toxinidir}{/}dist{/}*
 
-[testenv:pytest-min]
-dependency_groups = pytest-min
-commands = make test
-allowlist_externals =
-    make
+[testenv:py310-lower-bounds]
+description = Run tests with the lowest supported direct dependency versions
+runner = uv-venv-runner
+uv_resolution = lowest-direct
 
 [testenv:pytest-dev]
 description = Run tests against pytest main
@@ -85,7 +84,7 @@ commands = pyright pytest_asyncio/ tests/
 
 [gh-actions]
 python =
-    3.10: py310, pytest-min, build
+    3.10: py310, py310-lower-bounds, build
     3.11: py311
     3.12: py312
     3.13: py313, pyright