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