declare +IGNORE_WHITESPACE, despide the NORMALIZE_WHITESPACE optionflag in test_doctests module

src/icalendar/prop.py

@@ -986,6 +986,7 @@ class vRecur(CaselessDict):
     >>> p = 'FREQ=YEARLY;INTERVAL=2;BYMONTH=1;BYDAY=-SU;BYHOUR=8,9;BYMINUTE=30'
     >>> r = vRecur.from_ical(p)
     >>> r
+    ... # doctest: +NORMALIZE_WHITESPACE
     {'BYHOUR': [8, 9], 'BYDAY': ['-SU'], 'BYMINUTE': [30], 'BYMONTH': [1], 
     'FREQ': ['YEARLY'], 'INTERVAL': [2]}
     

src/icalendar/tests/test_icalendar.py

@@ -32,6 +32,7 @@ from icalendar import (
     prop,
 )
 
+OPTIONFLAGS = doctest.NORMALIZE_WHITESPACE | doctest.ELLIPSIS
 
 class FuckYouTests(unittest.TestCase):
     def XtestBla(self):
@@ -85,6 +86,6 @@ def load_tests(loader=None, tests=None, pattern=None):
                     'small.txt', 'multiple.txt', 'recurrence.txt']:
         filename = os.path.abspath(os.path.join(current_dir, docfile))
         suite.addTest(doctest.DocFileSuite(docfile,
-            optionflags=doctest.ELLIPSIS,
+            optionflags=OPTIONFLAGS,
             globs={'__file__': filename}))
-    return suite
+    return suite