Add --no-passthrough option to most filters.

1 files changed, 7 insertions, 1 deletions

diff --git a/python/subunit/tests/test_test_protocol.py b/python/subunit/tests/test_test_protocol.py
index 5eedbf9..975d5b5 100644
--- a/python/subunit/tests/test_test_protocol.py
+++ b/python/subunit/tests/test_test_protocol.py
@@ -131,6 +131,7 @@ class TestMockTestProtocolServer(unittest.TestCase):
 class TestTestImports(unittest.TestCase):
 
     def test_imports(self):
+        from subunit import DiscardStream
         from subunit import TestProtocolServer
         from subunit import RemotedTestCase
         from subunit import RemoteError
@@ -139,6 +140,12 @@ class TestTestImports(unittest.TestCase):
         from subunit import TestProtocolClient
 
 
+class TestDiscardStream(unittest.TestCase):
+
+    def test_write(self):
+        subunit.DiscardStream().write("content")
+
+
 class TestTestProtocolServerPipe(unittest.TestCase):
 
     def test_story(self):
@@ -194,7 +201,6 @@ class TestTestProtocolServerStartTest(unittest.TestCase):
 class TestTestProtocolServerPassThrough(unittest.TestCase):
 
     def setUp(self):
-        from StringIO import StringIO
         self.stdout = StringIO()
         self.test = subunit.RemotedTestCase("old mcdonald")
         self.client = MockTestProtocolServerClient()