157 lines
5.2 KiB
Python
157 lines
5.2 KiB
Python
#!/usr/bin/env python
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import unittest
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from osa_toolkit import ip
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class TestIPManager(unittest.TestCase):
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def test_basic_instantiation(self):
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manager = ip.IPManager()
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self.assertEqual({}, manager.queues)
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self.assertEqual(set(), manager.used)
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def test_verbose_instantiation(self):
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manager = ip.IPManager(queues={'test': '192.168.0.0/24'},
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used_ips=set(['192.168.0.0', '192.168.0.255']))
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self.assertEqual(2, len(manager.used))
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self.assertEqual(254, len(manager.queues['test']))
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def test_instantiation_with_used_list(self):
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manager = ip.IPManager(used_ips=['192.168.0.0', '192.168.0.255'])
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self.assertEqual(2, len(manager.used))
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def test_verbose_instantiation_duplicated_ips(self):
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manager = ip.IPManager(used_ips=['192.168.0.0', '192.168.0.0'])
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self.assertEqual(1, len(manager.used))
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def test_deleting_used(self):
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manager = ip.IPManager(used_ips=set(['192.168.1.1']))
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del manager.used
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self.assertEqual(set(), manager.used)
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def test_getitem(self):
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manager = ip.IPManager(queues={'test': '192.168.0.0/24'})
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self.assertEqual(manager.queues['test'], manager['test'])
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def test_loading_queue(self):
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manager = ip.IPManager()
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manager.load('test', '192.168.0.0/24')
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self.assertEqual(254, len(manager.queues['test']))
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def test_loading_network_excludes(self):
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manager = ip.IPManager()
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manager.load('test', '192.168.0.0/24')
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self.assertNotIn('192.168.0.0', manager.queues['test'])
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self.assertNotIn('192.168.0.255', manager.queues['test'])
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def test_loading_used_ips(self):
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manager = ip.IPManager()
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manager.load('test', '192.168.0.0/24')
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self.assertEqual(2, len(manager.used))
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self.assertIn('192.168.0.0', manager.used)
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self.assertIn('192.168.0.255', manager.used)
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def test_load_creates_networks(self):
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manager = ip.IPManager()
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manager.load('test', '192.168.0.0/24')
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self.assertIn('test', manager._networks)
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def test_loaded_randomly(self):
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manager = ip.IPManager()
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manager.load('test', '192.168.0.0/24')
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self.assertNotEqual(['192.168.0.1', '192.168.0.2', '192.168.0.3'],
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manager.queues['test'][0:3])
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def test_getting_ip(self):
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manager = ip.IPManager(queues={'test': '192.168.0.0/24'})
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my_ip = manager.get('test')
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self.assertTrue(my_ip.startswith('192.168.0'))
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self.assertIn(my_ip, manager.used)
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self.assertNotIn(my_ip, manager.queues['test'])
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def test_getting_ip_from_empty_queue(self):
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manager = ip.IPManager(queues={'test': '192.168.0.0/31'})
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# There will only be 1 usable IP address in this range.
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manager.get('test')
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with self.assertRaises(ip.EmptyQueue):
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manager.get('test')
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def test_get_ip_from_missing_queue(self):
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manager = ip.IPManager()
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with self.assertRaises(ip.NoSuchQueue):
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manager.get('management')
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def test_release_used_ip(self):
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target_ip = '192.168.0.1'
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manager = ip.IPManager(queues={'test': '192.168.0.0/31'},
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used_ips=[target_ip])
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manager.release(target_ip)
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# No broadcast address on this network, so only the network addr left
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self.assertEqual(1, len(manager.used))
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self.assertNotIn(target_ip, manager.used)
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self.assertIn(target_ip, manager['test'])
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def test_save_not_implemented(self):
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manager = ip.IPManager()
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with self.assertRaises(NotImplementedError):
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manager.save()
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def test_queue_dict_copied(self):
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manager = ip.IPManager(queues={'test': '192.168.0.0/31'})
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external = manager.queues
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self.assertIsNot(manager.queues, external)
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self.assertIsNot(manager.queues['test'], external['test'])
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def test_queue_list_copied(self):
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manager = ip.IPManager(queues={'test': '192.168.0.0/31'})
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external = manager['test']
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# test against the internal structure since .queues should
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# itself be making copies
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self.assertIsNot(manager._queues['test'], external)
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def test_used_ips_copies(self):
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manager = ip.IPManager(used_ips=['192.168.0.1'])
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external = manager.used
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self.assertIsNot(manager._used_ips, external)
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def test_deleting_used_ips_releases_to_queues(self):
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target_ip = '192.168.0.1'
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manager = ip.IPManager(queues={'test': '192.168.0.0/31'},
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used_ips=[target_ip])
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del manager.used
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self.assertIn(target_ip, manager['test'])
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if __name__ == "__main__":
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unittest.main()
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