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-rw-r--r--networking_sfc/tests/unit/services/sfc/common/test_ovs_ext_lib.py93
1 files changed, 93 insertions, 0 deletions
diff --git a/networking_sfc/tests/unit/services/sfc/common/test_ovs_ext_lib.py b/networking_sfc/tests/unit/services/sfc/common/test_ovs_ext_lib.py
new file mode 100644
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+++ b/networking_sfc/tests/unit/services/sfc/common/test_ovs_ext_lib.py
@@ -0,0 +1,93 @@
+# Copyright 2015 Futurewei. All rights reserved.
+#
+# 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.
+
+from neutron.common import exceptions
+from neutron.tests import base
+
+from networking_sfc.services.sfc.common import ovs_ext_lib
+
+
+class GetPortMaskTestCase(base.BaseTestCase):
+ def setUp(self):
+ super(GetPortMaskTestCase, self).setUp()
+
+ def tearDown(self):
+ super(GetPortMaskTestCase, self).tearDown()
+
+ def test_single_port(self):
+ masks = ovs_ext_lib.get_port_mask(100, 100)
+ self.assertEqual(masks, ['0x64/0xffff'])
+
+ def test_invalid_min_port(self):
+ self.assertRaises(
+ exceptions.InvalidInput,
+ ovs_ext_lib.get_port_mask,
+ 0, 100
+ )
+
+ def test_invalid_max_port(self):
+ self.assertRaises(
+ exceptions.InvalidInput,
+ ovs_ext_lib.get_port_mask,
+ 100, 65536
+ )
+
+ def test_invalid_port_range(self):
+ self.assertRaises(
+ exceptions.InvalidInput,
+ ovs_ext_lib.get_port_mask,
+ 100, 99
+ )
+
+ def test_one_port_mask(self):
+ masks = ovs_ext_lib.get_port_mask(100, 101)
+ self.assertEqual(masks, ['0x64/0xfffe'])
+ masks = ovs_ext_lib.get_port_mask(100, 103)
+ self.assertEqual(masks, ['0x64/0xfffc'])
+ masks = ovs_ext_lib.get_port_mask(32768, 65535)
+ self.assertEqual(masks, ['0x8000/0x8000'])
+
+ def test_multi_port_masks(self):
+ masks = ovs_ext_lib.get_port_mask(101, 102)
+ self.assertEqual(masks, ['0x65/0xffff', '0x66/0xffff'])
+ masks = ovs_ext_lib.get_port_mask(101, 104)
+ self.assertEqual(
+ masks,
+ ['0x65/0xffff', '0x66/0xfffe', '0x68/0xffff']
+ )
+ masks = ovs_ext_lib.get_port_mask(1, 65535)
+ self.assertEqual(
+ masks, [
+ '0x1/0xffff',
+ '0x2/0xfffe',
+ '0x4/0xfffc',
+ '0x8/0xfff8',
+ '0x10/0xfff0',
+ '0x20/0xffe0',
+ '0x40/0xffc0',
+ '0x80/0xff80',
+ '0x100/0xff00',
+ '0x200/0xfe00',
+ '0x400/0xfc00',
+ '0x800/0xf800',
+ '0x1000/0xf000',
+ '0x2000/0xe000',
+ '0x4000/0xc000',
+ '0x8000/0x8000'
+ ]
+ )
+ masks = ovs_ext_lib.get_port_mask(32767, 65535)
+ self.assertEqual(
+ masks, ['0x7fff/0xffff', '0x8000/0x8000']
+ )