test appropriate versions

tox.ini

@@ -3,15 +3,18 @@ max_line_length=118
 
 [tox]
 envlist =
-    {py37,py38,py39,py310}-django{32}-crispy{-latest},
-    {py38,py39,py310}-django{40,41,-latest}-crispy{-latest},
+    {py37,py38,py39,py310}-django{32}-crispy{2.0},
+    {py38,py39,py310}-django{40,41,42,-latest}-crispy{2.0},
+    {py310}-django{42,50,-latest}-crispy{-latest},
     lint
 
 [testenv]
 deps =
     django32: django>=3.2,<3.3
     django40: django>=4.0a,<4.1
     django41: django>=4.1a,<4.2
+    django42: django>=4.2a,<5.0
+    django50: django>=5.0a,<5.0
     crispy-latest: https://github.com/django-crispy-forms/django-crispy-forms/archive/main.tar.gz
     -rrequirements/testing.txt
 commands = python -W error::DeprecationWarning -W error::PendingDeprecationWarning -m pytest {posargs}