Skeleton setting up the test infrastructure.

src/allmydata/test/test_istorageserver.py

@@ -0,0 +1,38 @@
+"""
+Tests for the ``IStorageServer`` interface.
+"""
+
+from twisted.trial import unittest
+from twisted.internet.defer import inlineCallbacks
+
+from allmydata.interfaces import IStorageServer
+from .test_system import SystemTestMixin
+
+
+class IStorageServerTestsMixin:
+    """
+    Tests for ``IStorageServer``.
+
+    ``self.storage_server`` is expected to provide ``IStorageServer``.
+    """
+    @inlineCallbacks
+    def test_version(self):
+        yield self.storage_server.get_version()
+
+
+class FoolscapIStorageServerTests(
+        SystemTestMixin, IStorageServerTestsMixin, unittest.TestCase
+):
+    """Run tests on Foolscap version of ``IStorageServer."""
+
+    @inlineCallbacks
+    def setUp(self):
+        self.basedir = "test_istorageserver/{}/{}".format(
+            self.__class__.__name__, self._testMethodName
+        )
+        yield SystemTestMixin.setUp(self)
+        yield self.set_up_nodes(1)
+        self.storage_server = next(
+            iter(self.clients[0].storage_broker.get_known_servers())
+        ).get_storage_server()
+        self.assertTrue(IStorageServer.providedBy(self.storage_server))