1 files changed, 55 insertions, 0 deletions
diff --git a/test/unit/common/test_ring.py b/test/unit/common/test_ring.py
new file mode 100644
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--- /dev/null
+++ b/test/unit/common/test_ring.py
@@ -0,0 +1,55 @@
+# Copyright (c) 2013 Red Hat, Inc.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+# implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import os
+import unittest
+import gluster.swift.common.constraints
+import swift.common.utils
+from gluster.swift.common.ring import Ring
+
+
+class TestRing(unittest.TestCase):
+    """ Tests for common.utils """
+
+    def setUp(self):
+        swift.common.utils.HASH_PATH_SUFFIX = 'endcap'
+        swiftdir = os.path.join(os.getcwd(), "common", "data")
+        self.ring = Ring(swiftdir, ring_name='object')
+
+    def test_first_device(self):
+        part, node = self.ring.get_nodes('test')
+        assert node[0]['device'] == 'test'
+        node = self.ring.get_part_nodes(0)
+        assert node[0]['device'] == 'test'
+        for node in self.ring.get_more_nodes(0):
+            assert node['device'] == 'volume_not_in_ring'
+
+    def test_invalid_device(self):
+        part, node = self.ring.get_nodes('test2')
+        assert node[0]['device'] == 'volume_not_in_ring'
+        node = self.ring.get_part_nodes(0)
+        assert node[0]['device'] == 'volume_not_in_ring'
+
+    def test_second_device(self):
+        part, node = self.ring.get_nodes('iops')
+        assert node[0]['device'] == 'iops'
+        node = self.ring.get_part_nodes(0)
+        assert node[0]['device'] == 'iops'
+        for node in self.ring.get_more_nodes(0):
+            assert node['device'] == 'volume_not_in_ring'
+
+    def test_second_device_with_reseller_prefix(self):
+        part, node = self.ring.get_nodes('AUTH_iops')
+        assert node[0]['device'] == 'iops'