Start using github actions matrix to run tests instead of tox and add running mypy

Author: jmichalicek

.github/workflows/run-tests.yml

@@ -13,13 +13,18 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12", "3.13.0-rc.1"]
-        django-version: ["django==4.2.*", "django==5.0.*", "django==5.1.*", "django==5.2.*"]
+        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
+        django-version: ["django==4.2.*", "django==5.0.*", "django==5.1.*"]
         exclude:
-          - python-version: "3.12"
-            django-version: "django<4.2.8"
-          - python-version: "3.13.0-rc.1"
-            django-version: "django<5.2"
+          - python-version: "3.8"
+            django-version: "django==5.0.*"
+          - python-version: "3.8"
+            django-version: "django==5.1.*"
+          - python-version: "3.9"
+            django-version: "django==5.0.*"
+          - python-version: "3.9"
+            django-version: "django==5.1.*"
+
     steps:
       - uses: actions/checkout@v3
       - name: Set up Python ${{ matrix.python-version }}
@@ -30,9 +35,14 @@ jobs:
         run: |
           python -m pip install --upgrade pip
           pip install -r requirements_test.txt
+          pip install -c requirements_test.txt ${{ matrix.django-version }}
       - name: Lint with ruff
         run: |
           # stop the build if there are Python syntax errors or undefined names
           make ruff-check
-      - name: Run Tox
-        run: tox
+      - name: MyPy
+        run: cd django_mail_viewer && mypy .
+      - name: Run Tests
+        run: |
+          coverage run --source django_mail_viewer runtests.py
+          coverage report

tox.ini

@@ -3,7 +3,6 @@ envlist =
     {py38,py39,py310,311,312}-django-42
     {py310,311,312}-django-50
     {py310,311,312}-django-51
-    {py310,311,312}-django-52
     stats
 
 [gh-actions]
@@ -12,7 +11,7 @@ python =
     3.9: py39
     3.10: py310
     3.11: py311
-    3.11: py312
+    3.12: py312
 
 [testenv]
 setenv =
@@ -22,9 +21,9 @@ commands =
   mypy django_mail_viewer
 
 deps =
-    django-32: Django>=3.2,<3.3
-    django-40: Django>=4.0,<4.1
-    django-41: Django>=4.1,<4.2
+    django-52: Django>=5.2,<5.3
+    django-50: Django>=5.0,<5.1
+    django-42: Django>=4.2,<4.3
     -r{toxinidir}/requirements_test.txt
 
 basepython =