xfail test_wait_publishes_periodically() on macOS

A targeted subset of #1877 which [happens on both CircleCI and Travis CI](https://github.com/cherrypy/cherrypy/pull/1877/files#r524250775).

1 files changed, 4 insertions, 0 deletions

diff --git a/cherrypy/test/test_bus.py b/cherrypy/test/test_bus.py
index 83d89a6e..74a36e00 100644
--- a/cherrypy/test/test_bus.py
+++ b/cherrypy/test/test_bus.py
@@ -1,6 +1,8 @@
 """Publish-subscribe bus tests."""
 # pylint: disable=redefined-outer-name
 
+import os
+import sys
 import threading
 import time
 import unittest.mock
@@ -10,6 +12,7 @@ import pytest
 from cherrypy.process import wspbus
 
 
+CI_ON_MACOS = bool(os.getenv("CI")) and sys.platform == "darwin"
 msg = 'Listener %d on channel %s: %s.'  # pylint: disable=invalid-name
 
 
@@ -218,6 +221,7 @@ def test_wait(bus):
         assert bus.state in states, 'State %r not in %r' % (bus.state, states)
 
 
+@pytest.mark.xfail(CI_ON_MACOS, reason="continuous integration on macOS fails")
 def test_wait_publishes_periodically(bus):
     """Test that wait publishes each tick."""
     callback = unittest.mock.MagicMock()