skip ipc tests on Windows

ipc doesn't work on Windows

IPython/frontend/html/notebook/tests/test_kernelmanager.py

@@ -4,6 +4,8 b' from subprocess import PIPE'
 import time
 from unittest import TestCase
 
+from IPython.testing import decorators as dec
+
 from IPython.config.loader import Config
 from IPython.frontend.html.notebook.kernelmanager import MultiKernelManager
 from IPython.zmq.kernelmanager import KernelManager
@@ -56,6 +58,7 b' class TestKernelManager(TestCase):'
         km = self._get_tcp_km()
         self._run_lifecycle(km)
     
+    @dec.skip_win32
     def test_tcp_cinfo(self):
         km = self._get_tcp_km()
         self._run_cinfo(km, 'tcp', '127.0.0.1')

IPython/zmq/tests/test_kernelmanager.py

@@ -4,6 +4,8 b' from subprocess import PIPE'
 import time
 from unittest import TestCase
 
+from IPython.testing import decorators as dec
+
 from IPython.config.loader import Config
 from IPython.zmq.kernelmanager import KernelManager
 
@@ -39,6 +41,7 b' class TestKernelManager(TestCase):'
         km = self._get_tcp_km()
         self._run_lifecycle(km)
 
+    @dec.skip_win32
     def testipc_lifecycle(self):
         km = self._get_ipc_km()
         self._run_lifecycle(km)