github: add CI for test using pytest

.github/workflows/tests.yml

@@ -0,0 +1,42 @@
+name: Tests
+
+on: push
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    name: Python ${{ matrix.python-version }} / ${{ matrix.django }}
+    strategy:
+      matrix:
+        python-version:
+          - "3.8"
+          - "3.9"
+          - "3.10"
+          - "3.11"
+          - "3.12"
+        django:
+          - django32
+          - django42
+          - django50
+        exclude:
+          - django: django50
+            python-version: "3.8"
+          - django: django50
+            python-version: "3.9"
+          - django: django32
+            python-version: "3.11"
+          - django: django32
+            python-version: "3.12"
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v4
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Install dependencies
+        run: |
+          pip install --upgrade pip setuptools wheel
+          pip install tox
+      - name: Run tests
+        run: tox -v -e py-${{ matrix.django }}

dev_requirements.txt

@@ -1,2 +1,3 @@
 Django<5.1
 django_testproject
+pytest-django

pytest.ini

@@ -0,0 +1,4 @@
+[pytest]
+django_find_project = false
+DJANGO_SETTINGS_MODULE = dj_pagination.tests.settings
+pythonpath = . dj_pagination

tox.ini

@@ -0,0 +1,13 @@
+[tox]
+envlist =
+    py{38,39}-django{32,42}
+    py{310}-django{32,42,50}
+    py{311,312}-django{42,50}
+
+[testenv]
+commands = pytest -v -Wdefault::DeprecationWarning
+deps =
+    -rdev_requirements.txt
+    django32: Django==3.2.*
+    django42: Django==4.2.*
+    django50: Django==5.0.*