fix tests for cms 3

Author: fsbraun

.github/workflows/codecov.yml

@@ -42,8 +42,6 @@ jobs:
     - name: Generate Report
       run: |
         coverage run ./run_tests.py
-    - name: Generate XML report
-      run: |
         coverage xml
     - name: Upload Coverage to Codecov
       uses: codecov/codecov-action@5a1091511ad55cbe89839c7260b706298ca349f7

tests/test_form_rendering.py

@@ -1,3 +1,6 @@
+from unittest import skipIf
+
+from cms import __version__ as cms_version
 from cms.api import add_plugin
 from cms.test_utils.testcases import CMSTestCase
 from django import forms
@@ -9,6 +12,7 @@
 from .fixtures import TestFixture
 
 
+@skipIf(cms_version < "4", "Form rendering tests require django CMS 4 or higher")
 class FormRenderingTestCase(TestFixture, CMSTestCase):
     """Tests for rendering forms including template tags"""