Run tests against Django 3.1

Author: michael-k

.travis.yml

@@ -29,6 +29,8 @@ jobs:
       env: TOXENV=py37-dj22-sqlite-xdist-coverage
     - python: 3.8
       env: TOXENV=py38-dj30-sqlite-xdist-coverage
+    - python: 3.8
+      env: TOXENV=py38-dj31-sqlite-xdist-coverage
 
     # Explicitly test (older) pytest 4.1.
     - python: 3.7

setup.py

@@ -55,6 +55,7 @@ def read(fname):
                  'Framework :: Django :: 2.1',
                  'Framework :: Django :: 2.2',
                  'Framework :: Django :: 3.0',
+                 'Framework :: Django :: 3.1',
                  'Intended Audience :: Developers',
                  'License :: OSI Approved :: BSD License',
                  'Operating System :: OS Independent',

tests/test_fixtures.py

@@ -516,10 +516,16 @@ class MyCustomUser(AbstractUser):
     )
     django_testdir.create_app_file(
         """
-        from django.conf.urls import url
         from tpkg.app import views
 
-        urlpatterns = [url(r'admin-required/', views.admin_required_view)]
+        try:
+            from django.urls import path
+        except ImportError:
+            from django.conf.urls import url
+
+            urlpatterns = [url(r'admin-required/', views.admin_required_view)]
+        else:
+            urlpatterns = [path('admin-required/', views.admin_required_view)]
         """,
         "urls.py",
     )

tox.ini

@@ -1,7 +1,7 @@
 [tox]
 envlist =
-    py37-dj{30,22,21,20,111}-postgres
-    py36-dj{30,22,21,20,111,110,19,18}-postgres
+    py37-dj{31,30,22,21,20,111}-postgres
+    py36-dj{31,30,22,21,20,111,110,19,18}-postgres
     py35-dj{22,21,20,111,110,19,18}-postgres
     py34-dj{20,111,110}-postgres
     py27-dj{111,110}-{mysql_innodb,mysql_myisam,postgres}
@@ -12,8 +12,9 @@ envlist =
 extras = testing
 deps =
     djmaster: https://github.com/django/django/archive/master.tar.gz
-    dj30: Django>=3.0a1,<3.1
-    dj22: Django>=2.2a1,<2.3
+    dj31: Django>=3.1rc1,<3.2
+    dj30: Django>=3.0,<3.1
+    dj22: Django>=2.2,<2.3
     dj21: Django>=2.1,<2.2
     dj20: Django>=2.0,<2.1
     dj111: Django>=1.11,<1.12