317 lines
13 KiB
Python
317 lines
13 KiB
Python
# Copyright (c) 2012 OpenStack Foundation.
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#
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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 testtools
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from neutron.common import exceptions as q_exc
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from neutron.common import utils
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from neutron.plugins.common import utils as plugin_utils
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from neutron.tests import base
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class TestParseMappings(base.BaseTestCase):
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def parse(self, mapping_list, unique_values=True):
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return utils.parse_mappings(mapping_list, unique_values)
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def test_parse_mappings_fails_for_missing_separator(self):
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with testtools.ExpectedException(ValueError):
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self.parse(['key'])
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def test_parse_mappings_fails_for_missing_key(self):
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with testtools.ExpectedException(ValueError):
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self.parse([':val'])
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def test_parse_mappings_fails_for_missing_value(self):
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with testtools.ExpectedException(ValueError):
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self.parse(['key:'])
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def test_parse_mappings_fails_for_extra_separator(self):
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with testtools.ExpectedException(ValueError):
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self.parse(['key:val:junk'])
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def test_parse_mappings_fails_for_duplicate_key(self):
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with testtools.ExpectedException(ValueError):
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self.parse(['key:val1', 'key:val2'])
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def test_parse_mappings_fails_for_duplicate_value(self):
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with testtools.ExpectedException(ValueError):
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self.parse(['key1:val', 'key2:val'])
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def test_parse_mappings_succeeds_for_one_mapping(self):
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self.assertEqual(self.parse(['key:val']), {'key': 'val'})
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def test_parse_mappings_succeeds_for_n_mappings(self):
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self.assertEqual(self.parse(['key1:val1', 'key2:val2']),
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{'key1': 'val1', 'key2': 'val2'})
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def test_parse_mappings_succeeds_for_duplicate_value(self):
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self.assertEqual(self.parse(['key1:val', 'key2:val'], False),
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{'key1': 'val', 'key2': 'val'})
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def test_parse_mappings_succeeds_for_no_mappings(self):
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self.assertEqual(self.parse(['']), {})
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class UtilTestParseVlanRanges(base.BaseTestCase):
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_err_prefix = "Invalid network VLAN range: '"
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_err_too_few = "' - 'need more than 2 values to unpack'"
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_err_too_many = "' - 'too many values to unpack'"
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_err_not_int = "' - 'invalid literal for int() with base 10: '%s''"
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_err_bad_vlan = "' - '%s is not a valid VLAN tag'"
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_err_range = "' - 'End of VLAN range is less than start of VLAN range'"
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def _range_too_few_err(self, nv_range):
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return self._err_prefix + nv_range + self._err_too_few
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def _range_too_many_err(self, nv_range):
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return self._err_prefix + nv_range + self._err_too_many
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def _vlan_not_int_err(self, nv_range, vlan):
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return self._err_prefix + nv_range + (self._err_not_int % vlan)
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def _nrange_invalid_vlan(self, nv_range, n):
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vlan = nv_range.split(':')[n]
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v_range = ':'.join(nv_range.split(':')[1:])
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return self._err_prefix + v_range + (self._err_bad_vlan % vlan)
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def _vrange_invalid_vlan(self, v_range_tuple, n):
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vlan = v_range_tuple[n - 1]
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v_range_str = '%d:%d' % v_range_tuple
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return self._err_prefix + v_range_str + (self._err_bad_vlan % vlan)
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def _vrange_invalid(self, v_range_tuple):
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v_range_str = '%d:%d' % v_range_tuple
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return self._err_prefix + v_range_str + self._err_range
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class TestVlanRangeVerifyValid(UtilTestParseVlanRanges):
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def verify_range(self, vlan_range):
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return plugin_utils.verify_vlan_range(vlan_range)
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def test_range_valid_ranges(self):
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self.assertIsNone(self.verify_range((1, 2)))
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self.assertIsNone(self.verify_range((1, 1999)))
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self.assertIsNone(self.verify_range((100, 100)))
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self.assertIsNone(self.verify_range((100, 200)))
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self.assertIsNone(self.verify_range((4001, 4094)))
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self.assertIsNone(self.verify_range((1, 4094)))
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def check_one_vlan_invalid(self, bad_range, which):
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expected_msg = self._vrange_invalid_vlan(bad_range, which)
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err = self.assertRaises(q_exc.NetworkVlanRangeError,
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self.verify_range, bad_range)
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self.assertEqual(str(err), expected_msg)
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def test_range_first_vlan_invalid_negative(self):
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self.check_one_vlan_invalid((-1, 199), 1)
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def test_range_first_vlan_invalid_zero(self):
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self.check_one_vlan_invalid((0, 199), 1)
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def test_range_first_vlan_invalid_limit_plus_one(self):
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self.check_one_vlan_invalid((4095, 199), 1)
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def test_range_first_vlan_invalid_too_big(self):
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self.check_one_vlan_invalid((9999, 199), 1)
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def test_range_second_vlan_invalid_negative(self):
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self.check_one_vlan_invalid((299, -1), 2)
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def test_range_second_vlan_invalid_zero(self):
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self.check_one_vlan_invalid((299, 0), 2)
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def test_range_second_vlan_invalid_limit_plus_one(self):
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self.check_one_vlan_invalid((299, 4095), 2)
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def test_range_second_vlan_invalid_too_big(self):
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self.check_one_vlan_invalid((299, 9999), 2)
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def test_range_both_vlans_invalid_01(self):
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self.check_one_vlan_invalid((-1, 0), 1)
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def test_range_both_vlans_invalid_02(self):
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self.check_one_vlan_invalid((0, 4095), 1)
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def test_range_both_vlans_invalid_03(self):
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self.check_one_vlan_invalid((4095, 9999), 1)
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def test_range_both_vlans_invalid_04(self):
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self.check_one_vlan_invalid((9999, -1), 1)
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def test_range_reversed(self):
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bad_range = (95, 10)
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expected_msg = self._vrange_invalid(bad_range)
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err = self.assertRaises(q_exc.NetworkVlanRangeError,
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self.verify_range, bad_range)
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self.assertEqual(str(err), expected_msg)
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class TestParseOneVlanRange(UtilTestParseVlanRanges):
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def parse_one(self, cfg_entry):
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return plugin_utils.parse_network_vlan_range(cfg_entry)
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def test_parse_one_net_no_vlan_range(self):
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config_str = "net1"
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expected_networks = ("net1", None)
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self.assertEqual(self.parse_one(config_str), expected_networks)
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def test_parse_one_net_and_vlan_range(self):
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config_str = "net1:100:199"
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expected_networks = ("net1", (100, 199))
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self.assertEqual(self.parse_one(config_str), expected_networks)
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def test_parse_one_net_incomplete_range(self):
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config_str = "net1:100"
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expected_msg = self._range_too_few_err(config_str)
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err = self.assertRaises(q_exc.NetworkVlanRangeError,
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self.parse_one, config_str)
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self.assertEqual(str(err), expected_msg)
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def test_parse_one_net_range_too_many(self):
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config_str = "net1:100:150:200"
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expected_msg = self._range_too_many_err(config_str)
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err = self.assertRaises(q_exc.NetworkVlanRangeError,
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self.parse_one, config_str)
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self.assertEqual(str(err), expected_msg)
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def test_parse_one_net_vlan1_not_int(self):
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config_str = "net1:foo:199"
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expected_msg = self._vlan_not_int_err(config_str, 'foo')
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err = self.assertRaises(q_exc.NetworkVlanRangeError,
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self.parse_one, config_str)
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self.assertEqual(str(err), expected_msg)
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def test_parse_one_net_vlan2_not_int(self):
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config_str = "net1:100:bar"
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expected_msg = self._vlan_not_int_err(config_str, 'bar')
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err = self.assertRaises(q_exc.NetworkVlanRangeError,
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self.parse_one, config_str)
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self.assertEqual(str(err), expected_msg)
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def test_parse_one_net_and_max_range(self):
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config_str = "net1:1:4094"
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expected_networks = ("net1", (1, 4094))
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self.assertEqual(self.parse_one(config_str), expected_networks)
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def test_parse_one_net_range_bad_vlan1(self):
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config_str = "net1:9000:150"
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expected_msg = self._nrange_invalid_vlan(config_str, 1)
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err = self.assertRaises(q_exc.NetworkVlanRangeError,
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self.parse_one, config_str)
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self.assertEqual(str(err), expected_msg)
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def test_parse_one_net_range_bad_vlan2(self):
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config_str = "net1:4000:4999"
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expected_msg = self._nrange_invalid_vlan(config_str, 2)
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err = self.assertRaises(q_exc.NetworkVlanRangeError,
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self.parse_one, config_str)
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self.assertEqual(str(err), expected_msg)
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class TestParseVlanRangeList(UtilTestParseVlanRanges):
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def parse_list(self, cfg_entries):
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return plugin_utils.parse_network_vlan_ranges(cfg_entries)
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def test_parse_list_one_net_no_vlan_range(self):
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config_list = ["net1"]
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expected_networks = {"net1": []}
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self.assertEqual(self.parse_list(config_list), expected_networks)
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def test_parse_list_one_net_vlan_range(self):
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config_list = ["net1:100:199"]
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expected_networks = {"net1": [(100, 199)]}
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self.assertEqual(self.parse_list(config_list), expected_networks)
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def test_parse_two_nets_no_vlan_range(self):
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config_list = ["net1",
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"net2"]
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expected_networks = {"net1": [],
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"net2": []}
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self.assertEqual(self.parse_list(config_list), expected_networks)
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def test_parse_two_nets_range_and_no_range(self):
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config_list = ["net1:100:199",
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"net2"]
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expected_networks = {"net1": [(100, 199)],
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"net2": []}
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self.assertEqual(self.parse_list(config_list), expected_networks)
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def test_parse_two_nets_no_range_and_range(self):
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config_list = ["net1",
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"net2:200:299"]
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expected_networks = {"net1": [],
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"net2": [(200, 299)]}
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self.assertEqual(self.parse_list(config_list), expected_networks)
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def test_parse_two_nets_bad_vlan_range1(self):
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config_list = ["net1:100",
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"net2:200:299"]
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expected_msg = self._range_too_few_err(config_list[0])
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err = self.assertRaises(q_exc.NetworkVlanRangeError,
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self.parse_list, config_list)
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self.assertEqual(str(err), expected_msg)
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def test_parse_two_nets_vlan_not_int2(self):
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config_list = ["net1:100:199",
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"net2:200:0x200"]
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expected_msg = self._vlan_not_int_err(config_list[1], '0x200')
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err = self.assertRaises(q_exc.NetworkVlanRangeError,
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self.parse_list, config_list)
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self.assertEqual(str(err), expected_msg)
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def test_parse_two_nets_and_append_1_2(self):
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config_list = ["net1:100:199",
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"net1:1000:1099",
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"net2:200:299"]
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expected_networks = {"net1": [(100, 199),
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(1000, 1099)],
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"net2": [(200, 299)]}
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self.assertEqual(self.parse_list(config_list), expected_networks)
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def test_parse_two_nets_and_append_1_3(self):
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config_list = ["net1:100:199",
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"net2:200:299",
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"net1:1000:1099"]
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expected_networks = {"net1": [(100, 199),
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(1000, 1099)],
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"net2": [(200, 299)]}
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self.assertEqual(self.parse_list(config_list), expected_networks)
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class TestDictUtils(base.BaseTestCase):
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def test_dict2str(self):
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dic = {"key1": "value1", "key2": "value2", "key3": "value3"}
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expected = "key1=value1,key2=value2,key3=value3"
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self.assertEqual(utils.dict2str(dic), expected)
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def test_str2dict(self):
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string = "key1=value1,key2=value2,key3=value3"
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expected = {"key1": "value1", "key2": "value2", "key3": "value3"}
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self.assertEqual(utils.str2dict(string), expected)
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def test_dict_str_conversion(self):
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dic = {"key1": "value1", "key2": "value2"}
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self.assertEqual(utils.str2dict(utils.dict2str(dic)), dic)
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def test_diff_list_of_dict(self):
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old_list = [{"key1": "value1"},
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{"key2": "value2"},
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{"key3": "value3"}]
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new_list = [{"key1": "value1"},
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{"key2": "value2"},
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{"key4": "value4"}]
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added, removed = utils.diff_list_of_dict(old_list, new_list)
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self.assertEqual(added, [dict(key4="value4")])
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self.assertEqual(removed, [dict(key3="value3")])
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