fix test to run on windows with windows line endings (2)

.github/workflows/test.yml

@@ -26,7 +26,9 @@ jobs:
         uses: actions/cache@v1
         id: cache
         with:
-          path: .cache/pip
+          path: |
+            .cache/pip
+            eggs
           key: ${{ runner.os }}-pip-${{ hashFiles('requirements.txt', 'constraints.txt', 'buildout.cfg', 'setup.*') }}
           restore-keys: |
             ${{ runner.os }}-test

src/z3c/jbot/manager.py

@@ -1,15 +1,36 @@
 import os
 import sys
+import tempfile
+import six
 
 from zope.interface import implementer
 
 from . import interfaces
 from . import utility
 
+
+# Check if we have case insensitive filesystem
+# By default mkstemp() creates a file with
+# a name that begins with 'tmp' (lowercase)
+try:
+    tmphandle, tmppath = tempfile.mkstemp()
+    CASEINSENSITIVE = os.path.exists(tmppath.upper())
+    os.path.remove(tmppath)
+except OSError:
+    # no tempfiles allowed, so:
+    # in doubt expect worst case
+    CASEINSENSITIVE = True
+
 IGNORE = object()
 DELETE = object()
 
 
+def casefix(filepath):
+    if not isinstance(filepath, str):
+        return filepath
+    return filepath.lower() if CASEINSENSITIVE else filepath
+
+
 def root_length(a, b):
     if b.startswith(a):
         return len(a)

src/z3c/jbot/tests/test_doctests.py

@@ -16,12 +16,23 @@
 
 class Py23DocChecker(doctest.OutputChecker):
     def check_output(self, want, got, optionflags):
+        # fix windows line-endings to match ones in tests
+        got = got.replace("\r\n", "\n")
+        # fix binary/unicode differences between python versions
         if six.PY2:
             want = re.sub("b'(.*?)'", "'\\1'", want)
         else:
             want = re.sub("u'(.*?)'", "'\\1'", want)
-        want = want.replace(r"\r\n", r"\n")
-        return doctest.OutputChecker.check_output(self, want, got, optionflags)
+        return super(Py23DocChecker, self).check_output(self, want, got, optionflags)
+
+    def output_difference(self, example, got, optionflags):
+        # fix windows line-endings to match ones in tests
+        got = got.replace("\r\n", "\n")
+        if six.PY2:
+            example = re.sub("b'(.*?)'", "'\\1'", example)
+        else:
+            example = re.sub("u'(.*?)'", "'\\1'", example)
+        return super(Py23DocChecker, self).output_difference(example, got, optionflags)
 
 
 def test_suite():