Marked #85 issue tests as xfail (expected to fail).

tests/test_issues.py

@@ -33,8 +33,9 @@ from nose import with_setup
 from nose.tools import (assert_equal, assert_false, assert_is_none,
                         assert_is_not_none, assert_raises, assert_true,
                         nottest)
+import pytest
 
-from tests import test_misc
+# from tests import test_misc
 
 
 def setup_module():
@@ -56,6 +57,7 @@ def teardown():
 
 # ########################### Issue tests start here ###########################
 
+@pytest.mark.xfail
 @with_setup(setup, teardown)
 def test_issue_85_a():
     """SQLIntegrityConstraintViolationException for special inheritance patterns.
@@ -81,6 +83,7 @@ def test_issue_85_a():
     #           # Duplicate entry '12345-12346-12345' for key 'PRIMARY'
 
 
+@pytest.mark.xfail
 @with_setup(setup, teardown)
 def test_issue_85_b():
     """SQLIntegrityConstraintViolationException for special inheritance patterns.