Test across supported versions

.github/workflows/test.yml

@@ -4,18 +4,16 @@ on: [pull_request, workflow_dispatch]
 
 jobs:
   test:
+    strategy:
+      matrix:
+        env: ["py39", "py310", "py311", "py312", "py313"]
     runs-on: ubuntu-latest
     timeout-minutes: 60
     steps:
       - uses: actions/checkout@v4
         with:
           fetch-depth: 1
 
-      - name: Set up Python
-        uses: actions/setup-python@v5
-        with:
-          python-version-file: .python-version
-
       - name: Set up uv
         uses: astral-sh/setup-uv@v5
         with:
@@ -25,4 +23,4 @@ jobs:
         run: uv sync --group dev
 
       - name: Test with pytest
-        run: uv run pytest
+        run: uv run tox -e ${{ matrix.env }}

CHANGELOG.md

@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Added
+
+- Automatic testing across all supported Python versions
+
 ### Fixed
 
 - Compatibility with Python 3.9 and Python 3.10

README.md

@@ -18,7 +18,7 @@ dependencies = [
 
 ### Supported Python Versions
 
-While we only actively test under Python 3.13, we strive to support all versions from Python 3.9 and above.
+Python version 3.9 and above.
 
 ## Usage
 

pyproject.toml

@@ -25,13 +25,15 @@ Documentation = "https://developer.todoist.com/rest/"
 
 [dependency-groups]
 dev = [
-  "pytest>=8.0.0,<9",
   "pre-commit>=4.0.0,<5",
+  "pytest>=8.0.0,<9",
+  "pytest-asyncio>=0.26.0,<0.27",
+  "tox>=4.15.1,<5",
+  "tox-uv>=1.25.0,<2",
   "mypy~=1.11",
+  "ruff>=0.11.0,<0.12",
   "responses>=0.25.3,<0.26",
-  "pytest-asyncio>=0.26.0,<0.27",
   "types-requests~=2.32",
-  "ruff>=0.11.0,<0.12",
 ]
 
 docs = [

tox.ini

@@ -0,0 +1,9 @@
+[tox]
+envlist = py39,py310,py311,py312,py313
+
+[testenv]
+runner = uv-venv-lock-runner
+deps =
+    pytest
+commands =
+    pytest {posargs}