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diff --git a/src/mailman/testing/nose.py b/src/mailman/testing/nose.py
new file mode 100644
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+++ b/src/mailman/testing/nose.py
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+# Copyright (C) 2013 by the Free Software Foundation, Inc.
+#
+# This file is part of GNU Mailman.
+#
+# GNU Mailman is free software: you can redistribute it and/or modify it under
+# the terms of the GNU General Public License as published by the Free
+# Software Foundation, either version 3 of the License, or (at your option)
+# any later version.
+#
+# GNU Mailman is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+# more details.
+#
+# You should have received a copy of the GNU General Public License along with
+# GNU Mailman.  If not, see <http://www.gnu.org/licenses/>.
+
+"""nose2 test infrastructure."""
+
+from __future__ import absolute_import, print_function, unicode_literals
+
+__metaclass__ = type
+__all__ = [
+    'NosePlugin',
+    ]
+
+
+import os
+import re
+import doctest
+import mailman
+import importlib
+
+from mailman.testing.documentation import setup, teardown
+from mailman.testing.layers import ConfigLayer, MockAndMonkeyLayer, SMTPLayer
+from nose2.events import Plugin
+
+DOT = '.'
+FLAGS = doctest.ELLIPSIS | doctest.NORMALIZE_WHITESPACE | doctest.REPORT_NDIFF
+TOPDIR = os.path.dirname(mailman.__file__)
+
+
+
+class NosePlugin(Plugin):
+    configSection = 'mailman'
+
+    def __init__(self):
+        super(NosePlugin, self).__init__()
+        self.patterns = []
+        self.addArgument(self.patterns, 'P', 'pattern',
+                         'Add a test matching pattern')
+
+    def startTestRun(self, event):
+        MockAndMonkeyLayer.testing_mode = True
+        ConfigLayer.enable_stderr()
+
+    def getTestCaseNames(self, event):
+        if len(self.patterns) == 0:
+            # No filter patterns, so everything should be tested.
+            return
+        # Does the pattern match the fully qualified class name?
+        for pattern in self.patterns:
+            full_name = '{}.{}'.format(
+                event.testCase.__module__, event.testCase.__name__)
+            if re.search(pattern, full_name):
+                # Don't suppress this test class.
+                return
+        names = filter(event.isTestMethod, dir(event.testCase))
+        for name in names:
+            for pattern in self.patterns:
+                if re.search(pattern, name):
+                    break
+            else:
+                event.excludedNames.append(name)
+
+    def handleFile(self, event):
+        path = event.path[len(TOPDIR)+1:]
+        if len(self.patterns) > 0:
+            for pattern in self.patterns:
+                if re.search(pattern, path):
+                    break
+            else:
+                # Skip this doctest.
+                return
+        base, ext = os.path.splitext(path)
+        if ext != '.rst':
+            return
+        # Look to see if the package defines a test layer, otherwise use the
+        # default layer.  First turn the file system path into a dotted Python
+        # module path.
+        parent = os.path.dirname(path)
+        dotted = 'mailman.' + DOT.join(parent.split(os.path.sep))
+        try:
+            module = importlib.import_module(dotted)
+        except ImportError:
+            layer = SMTPLayer
+        else:
+            layer = getattr(module, 'layer', SMTPLayer)
+        test = doctest.DocFileTest(
+            path, package='mailman',
+            optionflags=FLAGS,
+            setUp=setup,
+            tearDown=teardown)
+        test.layer = layer
+        # Suppress the extra "Doctest: ..." line.
+        test.shortDescription = lambda: None
+        event.extraTests.append(test)