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diff --git a/src/python/src/grpc/_links/_lonely_invocation_link_test.py b/src/python/src/grpc/_links/_lonely_invocation_link_test.py
new file mode 100644
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+++ b/src/python/src/grpc/_links/_lonely_invocation_link_test.py
@@ -0,0 +1,88 @@
+# Copyright 2015, Google Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+"""A test of invocation-side code unconnected to an RPC server."""
+
+import unittest
+
+from grpc._adapter import _intermediary_low
+from grpc._links import invocation
+from grpc.framework.common import test_constants
+from grpc.framework.interfaces.links import links
+from grpc.framework.interfaces.links import test_cases
+from grpc.framework.interfaces.links import test_utilities
+
+_NULL_BEHAVIOR = lambda unused_argument: None
+
+
+class LonelyInvocationLinkTest(unittest.TestCase):
+
+  def testUpAndDown(self):
+    channel = _intermediary_low.Channel('nonexistent:54321', None)
+    invocation_link = invocation.invocation_link(channel, 'nonexistent', {}, {})
+
+    invocation_link.start()
+    invocation_link.stop()
+
+  def _test_lonely_invocation_with_termination(self, termination):
+    test_operation_id = object()
+    test_group = 'test package.Test Service'
+    test_method = 'test method'
+    invocation_link_mate = test_utilities.RecordingLink()
+
+    channel = _intermediary_low.Channel('nonexistent:54321', None)
+    invocation_link = invocation.invocation_link(
+        channel, 'nonexistent', {(test_group, test_method): _NULL_BEHAVIOR},
+        {(test_group, test_method): _NULL_BEHAVIOR})
+    invocation_link.join_link(invocation_link_mate)
+    invocation_link.start()
+
+    ticket = links.Ticket(
+        test_operation_id, 0, test_group, test_method,
+        links.Ticket.Subscription.FULL, test_constants.SHORT_TIMEOUT, 1, None,
+        None, None, None, None, termination)
+    invocation_link.accept_ticket(ticket)
+    invocation_link_mate.block_until_tickets_satisfy(test_cases.terminated)
+
+    invocation_link.stop()
+
+    self.assertIsNot(
+        invocation_link_mate.tickets()[-1].termination,
+        links.Ticket.Termination.COMPLETION)
+
+  def testLonelyInvocationLinkWithCommencementTicket(self):
+    self._test_lonely_invocation_with_termination(None)
+
+  def testLonelyInvocationLinkWithEntireTicket(self):
+    self._test_lonely_invocation_with_termination(
+        links.Ticket.Termination.COMPLETION)
+
+
+if __name__ == '__main__':
+  unittest.main()