fix windows test

2 files changed, 6 insertions, 3 deletions

diff --git a/psutil/tests/__init__.py b/psutil/tests/__init__.py
index c6fc8cc2..b1c3c7b3 100644
--- a/psutil/tests/__init__.py
+++ b/psutil/tests/__init__.py
@@ -321,8 +321,11 @@ def get_test_subprocess(cmd=None, **kwds):
     kwds.setdefault("cwd", os.getcwd())
     kwds.setdefault("env", os.environ)
     if WINDOWS:
-        # Prevents the subprocess to open error dialogs.
-        kwds.setdefault("creationflags", 0x8000000)  # CREATE_NO_WINDOW
+        # Prevents the subprocess to open error dialogs. This will also
+        # cause stderr to be suppressed, which is suboptimal in order
+        # to debug broken tests.
+        CREATE_NO_WINDOW = 0x8000000
+        kwds.setdefault("creationflags", CREATE_NO_WINDOW)
     if cmd is None:
         safe_rmpath(_TESTFN)
         pyline = "from time import sleep;" \
diff --git a/psutil/tests/test_connections.py b/psutil/tests/test_connections.py
index 7f59a74c..c97fc409 100755
--- a/psutil/tests/test_connections.py
+++ b/psutil/tests/test_connections.py
@@ -474,7 +474,7 @@ class TestSystemWideConnections(Base, unittest.TestCase):
                 import time, os
                 from psutil.tests import create_sockets
                 with create_sockets():
-                    with open('%s', 'w') as f:
+                    with open(r'%s', 'w') as f:
                         f.write(str(os.getpid()))
                     time.sleep(60)
                 """ % fname)