ci: type-check API on all supported versions locally too (#152)

.github/workflows/ci.yml

@@ -68,15 +68,18 @@ jobs:
             V=py$(echo $V | tr -d .)
           fi
 
+          echo TOX_PYTHON=$V >>$GITHUB_ENV
+
           python -Im pip install tox
 
-          python -Im tox run \
-            --installpkg dist/*.whl \
-            -f $V
       - run: |
           python -Im tox run \
             --installpkg dist/*.whl \
-            -e mypy-api
+            -f ${{ env.TOX_PYTHON }}-tests
+      - run: |
+          python -Im tox run \
+            --installpkg dist/*.whl \
+            -f ${{ env.TOX_PYTHON }}-mypy
         if: ${{ !startsWith(matrix.python-version, 'pypy-') }}
 
       - name: Upload coverage data

pyproject.toml

@@ -43,8 +43,9 @@ dependencies = [
 
 [project.optional-dependencies]
 tests = ["hypothesis", "pytest"]
+typing = ["mypy"]
 docs = ["sphinx", "sphinx-notfound-page", "furo", "myst-parser"]
-dev = ["argon2-cffi[tests]", "mypy"]
+dev = ["argon2-cffi[tests,typing]", "tox>4"]
 
 [project.urls]
 Documentation = "https://argon2-cffi.readthedocs.io/"

tox.ini

@@ -2,31 +2,35 @@
 min_version = 4
 env_list =
     pre-commit,
-    mypy-{pkg,api},
-    py3{7,8,9,10,11,12}
+    mypy-pkg,
+    py3{7,8,9,10,11,12}-{tests,mypy}
     py311-bindings-main,
-    pypy3,
+    pypy3-tests,
     system-argon2,
     docs,
     coverage-report
 
 
 [testenv]
-description = Run tests and do NOT measure coverage.
+description = Run tests and do NOT measure coverage / type-check.
 package = wheel
 wheel_build_env = .pkg
-extras = tests
+extras =
+    tests: tests
+    mypy: typing
 pass_env =
     FORCE_COLOR
     NO_COLOR
 commands =
-    pytest {posargs}
-    python -Im argon2 -n 1 -t 1 -m 8 -p 1
+    tests: pytest {posargs}
+    tests: python -Im argon2 -n 1 -t 1 -m 8 -p 1
+    mypy: mypy tests/typing
 
 
-[testenv:py3{7,11}]
+[testenv:py3{7,11}-tests]
 description = Run tests and measure coverage.
-deps = coverage[toml]
+deps =
+    coverage[toml]
 commands =
     coverage run -m pytest {posargs}
     coverage run -m argon2 -n 1 -t 1 -m 8 -p 1
@@ -86,12 +90,6 @@ deps = mypy
 commands = mypy src
 
 
-[testenv:mypy-api]
-description = Check only API types.
-deps = mypy
-commands = mypy tests/typing
-
-
 [testenv:docs]
 description = Build docs and run doctests.
 # Keep base_python in-sync with .readthedocs.yaml and ci.yml/docs.