diff --git a/tempest/tests/test_tenant_isolation.py b/tempest/tests/test_tenant_isolation.py
new file mode 100644
index 0000000..a144c92
--- /dev/null
+++ b/tempest/tests/test_tenant_isolation.py
@@ -0,0 +1,170 @@
+# Copyright 2014 IBM Corp.
+#
+#    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 keystoneclient.v2_0.client as keystoneclient
+from mock import patch
+import neutronclient.v2_0.client as neutronclient
+from oslo.config import cfg
+
+from tempest.common import isolated_creds
+from tempest import config
+from tempest.openstack.common.fixture import mockpatch
+from tempest.services.identity.json import identity_client as json_iden_client
+from tempest.services.identity.xml import identity_client as xml_iden_client
+from tempest.services.network.json import network_client as json_network_client
+from tempest.services.network.xml import network_client as xml_network_client
+from tempest.tests import base
+from tempest.tests import fake_config
+
+
+class TestTenantIsolation(base.TestCase):
+
+    def setUp(self):
+        super(TestTenantIsolation, self).setUp()
+        self.useFixture(fake_config.ConfigFixture())
+        self.stubs.Set(config, 'TempestConfigPrivate', fake_config.FakePrivate)
+
+    def test_tempest_client(self):
+        iso_creds = isolated_creds.IsolatedCreds('test class')
+        self.assertTrue(isinstance(iso_creds.identity_admin_client,
+                                   json_iden_client.IdentityClientJSON))
+        self.assertTrue(isinstance(iso_creds.network_admin_client,
+                                   json_network_client.NetworkClientJSON))
+
+    def test_official_client(self):
+        self.useFixture(mockpatch.PatchObject(keystoneclient.Client,
+                                              'authenticate'))
+        iso_creds = isolated_creds.IsolatedCreds('test class',
+                                                 tempest_client=False)
+        self.assertTrue(isinstance(iso_creds.identity_admin_client,
+                                   keystoneclient.Client))
+        self.assertTrue(isinstance(iso_creds.network_admin_client,
+                                   neutronclient.Client))
+
+    def test_tempest_client_xml(self):
+        iso_creds = isolated_creds.IsolatedCreds('test class', interface='xml')
+        self.assertEqual(iso_creds.interface, 'xml')
+        self.assertTrue(isinstance(iso_creds.identity_admin_client,
+                                   xml_iden_client.IdentityClientXML))
+        self.assertTrue(isinstance(iso_creds.network_admin_client,
+                                   xml_network_client.NetworkClientXML))
+
+    def _mock_user_create(self, id, name):
+        user_fix = self.useFixture(mockpatch.PatchObject(
+            json_iden_client.IdentityClientJSON,
+            'create_user',
+            return_value=({'status': 200},
+                          {'id': id, 'name': name})))
+        return user_fix
+
+    def _mock_tenant_create(self, id, name):
+        tenant_fix = self.useFixture(mockpatch.PatchObject(
+            json_iden_client.IdentityClientJSON,
+            'create_tenant',
+            return_value=({'status': 200},
+                          {'id': id, 'name': name})))
+        return tenant_fix
+
+    @patch('tempest.common.rest_client.RestClient')
+    def test_primary_creds(self, MockRestClient):
+        cfg.CONF.set_default('neutron', False, 'service_available')
+        iso_creds = isolated_creds.IsolatedCreds('test class',
+                                                 password='fake_password')
+        self._mock_tenant_create('1234', 'fake_prim_tenant')
+        self._mock_user_create('1234', 'fake_prim_user')
+        username, tenant_name, password = iso_creds.get_primary_creds()
+        self.assertEqual(username, 'fake_prim_user')
+        self.assertEqual(tenant_name, 'fake_prim_tenant')
+        # Verify helper methods
+        tenant = iso_creds.get_primary_tenant()
+        user = iso_creds.get_primary_user()
+        self.assertEqual(tenant['id'], '1234')
+        self.assertEqual(user['id'], '1234')
+
+    @patch('tempest.common.rest_client.RestClient')
+    def test_admin_creds(self, MockRestClient):
+        cfg.CONF.set_default('neutron', False, 'service_available')
+        iso_creds = isolated_creds.IsolatedCreds('test class',
+                                                 password='fake_password')
+        self._mock_user_create('1234', 'fake_admin_user')
+        self._mock_tenant_create('1234', 'fake_admin_tenant')
+        self.useFixture(mockpatch.PatchObject(
+            json_iden_client.IdentityClientJSON,
+            'list_roles',
+            return_value=({'status': 200},
+                          [{'id': '1234', 'name': 'admin'}])))
+
+        user_mock = patch.object(json_iden_client.IdentityClientJSON,
+                                 'assign_user_role')
+        user_mock.start()
+        self.addCleanup(user_mock.stop)
+        with patch.object(json_iden_client.IdentityClientJSON,
+                          'assign_user_role') as user_mock:
+            username, tenant_name, password = iso_creds.get_admin_creds()
+        user_mock.assert_called_once_with('1234', '1234', '1234')
+        self.assertEqual(username, 'fake_admin_user')
+        self.assertEqual(tenant_name, 'fake_admin_tenant')
+        # Verify helper methods
+        tenant = iso_creds.get_admin_tenant()
+        user = iso_creds.get_admin_user()
+        self.assertEqual(tenant['id'], '1234')
+        self.assertEqual(user['id'], '1234')
+
+    @patch('tempest.common.rest_client.RestClient')
+    def test_all_cred_cleanup(self, MockRestClient):
+        cfg.CONF.set_default('neutron', False, 'service_available')
+        iso_creds = isolated_creds.IsolatedCreds('test class',
+                                                 password='fake_password')
+        tenant_fix = self._mock_tenant_create('1234', 'fake_prim_tenant')
+        user_fix = self._mock_user_create('1234', 'fake_prim_user')
+        username, tenant_name, password = iso_creds.get_primary_creds()
+        tenant_fix.cleanUp()
+        user_fix.cleanUp()
+        tenant_fix = self._mock_tenant_create('12345', 'fake_alt_tenant')
+        user_fix = self._mock_user_create('12345', 'fake_alt_user')
+        alt_username, alt_tenant, alt_password = iso_creds.get_alt_creds()
+        tenant_fix.cleanUp()
+        user_fix.cleanUp()
+        tenant_fix = self._mock_tenant_create('123456', 'fake_admin_tenant')
+        user_fix = self._mock_user_create('123456', 'fake_admin_user')
+        self.useFixture(mockpatch.PatchObject(
+            json_iden_client.IdentityClientJSON,
+            'list_roles',
+            return_value=({'status': 200},
+                          [{'id': '123456', 'name': 'admin'}])))
+        with patch.object(json_iden_client.IdentityClientJSON,
+                          'assign_user_role'):
+            admin_username, admin_tenant, admin_pass = \
+                iso_creds.get_admin_creds()
+        user_mock = self.patch(
+            'tempest.services.identity.json.identity_client.'
+            'IdentityClientJSON.delete_user')
+        tenant_mock = self.patch(
+            'tempest.services.identity.json.identity_client.'
+            'IdentityClientJSON.delete_tenant')
+        iso_creds.clear_isolated_creds()
+        # Verify user delete calls
+        calls = user_mock.mock_calls
+        self.assertEqual(len(calls), 3)
+        args = map(lambda x: x[1][0], calls)
+        self.assertIn('1234', args)
+        self.assertIn('12345', args)
+        self.assertIn('123456', args)
+        # Verify tenant delete calls
+        calls = tenant_mock.mock_calls
+        self.assertEqual(len(calls), 3)
+        args = map(lambda x: x[1][0], calls)
+        self.assertIn('1234', args)
+        self.assertIn('12345', args)
+        self.assertIn('123456', args)