tests: support python 3.11 tracebacks

README.rst

@@ -69,6 +69,7 @@ In case of error, a proper traceback is displayed and nothing is installed::
   ...
     File "script", line 3, in <module>
       print(1 / 0.) # this is an error !
+            ~~^~~~
   ZeroDivisionError: float division by zero
 
   >>> ls(sample_buildout, 'parts')

slapos/recipe/build/tests.py

@@ -647,8 +647,16 @@ renormalizing_patterns = [
     ), ''),
   (re.compile('Fetching origin\n'), ''),
   (re.compile('[0-9a-f]{32}'), md5sum),
+  (re.compile(r'http://localhost:\d+'), 'http://test.server'),
+  (re.compile(
+    r'    print\(1 / 0.\) # this is an error !\n'
+    r'ZeroDivisionError'),
+     '    print(1 / 0.) # this is an error !\n'
+     '          ~~^~~~\n'
+     'ZeroDivisionError'),
 ]
 
+
 def test_suite():
   suite = unittest.TestSuite((
       doctest.DocFileSuite(
@@ -657,9 +665,7 @@ def test_suite():
           setUp=setUp,
           tearDown=zc.buildout.testing.buildoutTearDown,
           optionflags=optionflags,
-          checker=renormalizing.RENormalizing([
-              (re.compile(r'http://localhost:\d+'), 'http://test.server'),
-              ] + renormalizing_patterns),
+          checker=renormalizing.RENormalizing(renormalizing_patterns),
           globs={'MD5SUM': MD5SUM},
           ),
       unittest.makeSuite(DownloadTests),