# Copyright 2012 OpenStack Foundation # 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. import testtools from neutron.api.v2 import attributes from neutron.common import exceptions as n_exc from neutron.tests import base class TestAttributes(base.BaseTestCase): def _construct_dict_and_constraints(self): """Constructs a test dictionary and a definition of constraints. :return: A (dictionary, constraint) tuple """ constraints = {'key1': {'type:values': ['val1', 'val2'], 'required': True}, 'key2': {'type:string': None, 'required': False}, 'key3': {'type:dict': {'k4': {'type:string': None, 'required': True}}, 'required': True}} dictionary = {'key1': 'val1', 'key2': 'a string value', 'key3': {'k4': 'a string value'}} return dictionary, constraints def test_is_attr_set(self): data = attributes.ATTR_NOT_SPECIFIED self.assertIs(attributes.is_attr_set(data), False) data = None self.assertIs(attributes.is_attr_set(data), False) data = "I'm set" self.assertIs(attributes.is_attr_set(data), True) def test_validate_values(self): msg = attributes._validate_values(4, [4, 6]) self.assertIsNone(msg) msg = attributes._validate_values(4, (4, 6)) self.assertIsNone(msg) msg = attributes._validate_values(7, [4, 6]) self.assertEqual(msg, "'7' is not in [4, 6]") msg = attributes._validate_values(7, (4, 6)) self.assertEqual(msg, "'7' is not in (4, 6)") def test_validate_not_empty_string(self): msg = attributes._validate_not_empty_string(' ', None) self.assertEqual(msg, u"' ' Blank strings are not permitted") def test_validate_not_empty_string_or_none(self): msg = attributes._validate_not_empty_string_or_none(' ', None) self.assertEqual(msg, u"' ' Blank strings are not permitted") msg = attributes._validate_not_empty_string_or_none(None, None) self.assertIsNone(msg) def test_validate_string_or_none(self): msg = attributes._validate_not_empty_string_or_none('test', None) self.assertIsNone(msg) msg = attributes._validate_not_empty_string_or_none(None, None) self.assertIsNone(msg) def test_validate_string(self): msg = attributes._validate_string(None, None) self.assertEqual(msg, "'None' is not a valid string") # 0 == len(data) == max_len msg = attributes._validate_string("", 0) self.assertIsNone(msg) # 0 == len(data) < max_len msg = attributes._validate_string("", 9) self.assertIsNone(msg) # 0 < len(data) < max_len msg = attributes._validate_string("123456789", 10) self.assertIsNone(msg) # 0 < len(data) == max_len msg = attributes._validate_string("123456789", 9) self.assertIsNone(msg) # 0 < max_len < len(data) msg = attributes._validate_string("1234567890", 9) self.assertEqual(msg, "'1234567890' exceeds maximum length of 9") msg = attributes._validate_string("123456789", None) self.assertIsNone(msg) def test_validate_no_whitespace(self): data = 'no_white_space' result = attributes._validate_no_whitespace(data) self.assertEqual(result, data) self.assertRaises(n_exc.InvalidInput, attributes._validate_no_whitespace, 'i have whitespace') self.assertRaises(n_exc.InvalidInput, attributes._validate_no_whitespace, 'i\thave\twhitespace') def test_validate_range(self): msg = attributes._validate_range(1, [1, 9]) self.assertIsNone(msg) msg = attributes._validate_range(5, [1, 9]) self.assertIsNone(msg) msg = attributes._validate_range(9, [1, 9]) self.assertIsNone(msg) msg = attributes._validate_range(1, (1, 9)) self.assertIsNone(msg) msg = attributes._validate_range(5, (1, 9)) self.assertIsNone(msg) msg = attributes._validate_range(9, (1, 9)) self.assertIsNone(msg) msg = attributes._validate_range(0, [1, 9]) self.assertEqual(msg, "'0' is too small - must be at least '1'") msg = attributes._validate_range(10, (1, 9)) self.assertEqual(msg, "'10' is too large - must be no larger than '9'") msg = attributes._validate_range("bogus", (1, 9)) self.assertEqual(msg, "'bogus' is not an integer") msg = attributes._validate_range(10, (attributes.UNLIMITED, attributes.UNLIMITED)) self.assertIsNone(msg) msg = attributes._validate_range(10, (1, attributes.UNLIMITED)) self.assertIsNone(msg) msg = attributes._validate_range(1, (attributes.UNLIMITED, 9)) self.assertIsNone(msg) msg = attributes._validate_range(-1, (0, attributes.UNLIMITED)) self.assertEqual(msg, "'-1' is too small - must be at least '0'") msg = attributes._validate_range(10, (attributes.UNLIMITED, 9)) self.assertEqual(msg, "'10' is too large - must be no larger than '9'") def _test_validate_mac_address(self, validator, allow_none=False): mac_addr = "ff:16:3e:4f:00:00" msg = validator(mac_addr) self.assertIsNone(msg) mac_addr = "ffa:16:3e:4f:00:00" msg = validator(mac_addr) err_msg = "'%s' is not a valid MAC address" self.assertEqual(msg, err_msg % mac_addr) mac_addr = "123" msg = validator(mac_addr) self.assertEqual(msg, err_msg % mac_addr) mac_addr = None msg = validator(mac_addr) if allow_none: self.assertIsNone(msg) else: self.assertEqual(msg, err_msg % mac_addr) def test_validate_mac_address(self): self._test_validate_mac_address(attributes._validate_mac_address) def test_validate_mac_address_or_none(self): self._test_validate_mac_address( attributes._validate_mac_address_or_none, allow_none=True) def test_validate_ip_address(self): ip_addr = '1.1.1.1' msg = attributes._validate_ip_address(ip_addr) self.assertIsNone(msg) ip_addr = '1111.1.1.1' msg = attributes._validate_ip_address(ip_addr) self.assertEqual(msg, "'%s' is not a valid IP address" % ip_addr) ip_addr = '1.1.1.1 has whitespace' msg = attributes._validate_ip_address(ip_addr) self.assertEqual(msg, "'%s' is not a valid IP address" % ip_addr) ip_addr = '111.1.1.1\twhitespace' msg = attributes._validate_ip_address(ip_addr) self.assertEqual(msg, "'%s' is not a valid IP address" % ip_addr) ip_addr = '111.1.1.1\nwhitespace' msg = attributes._validate_ip_address(ip_addr) self.assertEqual(msg, "'%s' is not a valid IP address" % ip_addr) def test_validate_ip_pools(self): pools = [[{'end': '10.0.0.254'}], [{'start': '10.0.0.254'}], [{'start': '1000.0.0.254', 'end': '1.1.1.1'}], [{'start': '10.0.0.2', 'end': '10.0.0.254', 'forza': 'juve'}], [{'start': '10.0.0.2', 'end': '10.0.0.254'}, {'end': '10.0.0.254'}], [None], None] for pool in pools: msg = attributes._validate_ip_pools(pool) self.assertIsNotNone(msg) pools = [[{'end': '10.0.0.254', 'start': '10.0.0.2'}, {'start': '11.0.0.2', 'end': '11.1.1.1'}], [{'start': '11.0.0.2', 'end': '11.0.0.100'}]] for pool in pools: msg = attributes._validate_ip_pools(pool) self.assertIsNone(msg) def test_validate_fixed_ips(self): fixed_ips = [ {'data': [{'subnet_id': '00000000-ffff-ffff-ffff-000000000000', 'ip_address': '1111.1.1.1'}], 'error_msg': "'1111.1.1.1' is not a valid IP address"}, {'data': [{'subnet_id': 'invalid', 'ip_address': '1.1.1.1'}], 'error_msg': "'invalid' is not a valid UUID"}, {'data': None, 'error_msg': "Invalid data format for fixed IP: 'None'"}, {'data': "1.1.1.1", 'error_msg': "Invalid data format for fixed IP: '1.1.1.1'"}, {'data': ['00000000-ffff-ffff-ffff-000000000000', '1.1.1.1'], 'error_msg': "Invalid data format for fixed IP: " "'00000000-ffff-ffff-ffff-000000000000'"}, {'data': [['00000000-ffff-ffff-ffff-000000000000', '1.1.1.1']], 'error_msg': "Invalid data format for fixed IP: " "'['00000000-ffff-ffff-ffff-000000000000', " "'1.1.1.1']'"}, {'data': [{'subnet_id': '00000000-0fff-ffff-ffff-000000000000', 'ip_address': '1.1.1.1'}, {'subnet_id': '00000000-ffff-ffff-ffff-000000000000', 'ip_address': '1.1.1.1'}], 'error_msg': "Duplicate IP address '1.1.1.1'"}] for fixed in fixed_ips: msg = attributes._validate_fixed_ips(fixed['data']) self.assertEqual(msg, fixed['error_msg']) fixed_ips = [[{'subnet_id': '00000000-ffff-ffff-ffff-000000000000', 'ip_address': '1.1.1.1'}], [{'subnet_id': '00000000-0fff-ffff-ffff-000000000000', 'ip_address': '1.1.1.1'}, {'subnet_id': '00000000-ffff-ffff-ffff-000000000000', 'ip_address': '1.1.1.2'}]] for fixed in fixed_ips: msg = attributes._validate_fixed_ips(fixed) self.assertIsNone(msg) def test_validate_nameservers(self): ns_pools = [['1.1.1.2', '1.1.1.2'], ['www.hostname.com', 'www.hostname.com'], ['77.hostname.com'], ['1000.0.0.1'], None] for ns in ns_pools: msg = attributes._validate_nameservers(ns, None) self.assertIsNotNone(msg) ns_pools = [['100.0.0.2'], ['www.hostname.com'], ['www.great.marathons.to.travel'], ['valid'], ['www.internal.hostname.com']] for ns in ns_pools: msg = attributes._validate_nameservers(ns, None) self.assertIsNone(msg) def test_validate_hostroutes(self): hostroute_pools = [[{'destination': '100.0.0.0/24'}], [{'nexthop': '10.0.2.20'}], [{'nexthop': '10.0.2.20', 'forza': 'juve', 'destination': '100.0.0.0/8'}], [{'nexthop': '1110.0.2.20', 'destination': '100.0.0.0/8'}], [{'nexthop': '10.0.2.20', 'destination': '100.0.0.0'}], [{'nexthop': '10.0.2.20', 'destination': '100.0.0.0/8'}, {'nexthop': '10.0.2.20', 'destination': '100.0.0.0/8'}], [None], None] for host_routes in hostroute_pools: msg = attributes._validate_hostroutes(host_routes, None) self.assertIsNotNone(msg) hostroute_pools = [[{'destination': '100.0.0.0/24', 'nexthop': '10.0.2.20'}], [{'nexthop': '10.0.2.20', 'destination': '100.0.0.0/8'}, {'nexthop': '10.0.2.20', 'destination': '101.0.0.0/8'}]] for host_routes in hostroute_pools: msg = attributes._validate_hostroutes(host_routes, None) self.assertIsNone(msg) def test_validate_ip_address_or_none(self): ip_addr = None msg = attributes._validate_ip_address_or_none(ip_addr) self.assertIsNone(msg) ip_addr = '1.1.1.1' msg = attributes._validate_ip_address_or_none(ip_addr) self.assertIsNone(msg) ip_addr = '1111.1.1.1' msg = attributes._validate_ip_address_or_none(ip_addr) self.assertEqual(msg, "'%s' is not a valid IP address" % ip_addr) def test_hostname_pattern(self): data = '@openstack' msg = attributes._validate_regex(data, attributes.HOSTNAME_PATTERN) self.assertIsNotNone(msg) data = 'www.openstack.org' msg = attributes._validate_regex(data, attributes.HOSTNAME_PATTERN) self.assertIsNone(msg) def test_uuid_pattern(self): data = 'garbage' msg = attributes._validate_regex(data, attributes.UUID_PATTERN) self.assertIsNotNone(msg) data = '00000000-ffff-ffff-ffff-000000000000' msg = attributes._validate_regex(data, attributes.UUID_PATTERN) self.assertIsNone(msg) def test_mac_pattern(self): # Valid - 3 octets base_mac = "fa:16:3e:00:00:00" msg = attributes._validate_regex(base_mac, attributes.MAC_PATTERN) self.assertIsNone(msg) # Valid - 4 octets base_mac = "fa:16:3e:4f:00:00" msg = attributes._validate_regex(base_mac, attributes.MAC_PATTERN) self.assertIsNone(msg) # Invalid - not unicast base_mac = "01:16:3e:4f:00:00" msg = attributes._validate_regex(base_mac, attributes.MAC_PATTERN) self.assertIsNotNone(msg) # Invalid - invalid format base_mac = "a:16:3e:4f:00:00" msg = attributes._validate_regex(base_mac, attributes.MAC_PATTERN) self.assertIsNotNone(msg) # Invalid - invalid format base_mac = "ffa:16:3e:4f:00:00" msg = attributes._validate_regex(base_mac, attributes.MAC_PATTERN) self.assertIsNotNone(msg) # Invalid - invalid format base_mac = "01163e4f0000" msg = attributes._validate_regex(base_mac, attributes.MAC_PATTERN) self.assertIsNotNone(msg) # Invalid - invalid format base_mac = "01-16-3e-4f-00-00" msg = attributes._validate_regex(base_mac, attributes.MAC_PATTERN) self.assertIsNotNone(msg) # Invalid - invalid format base_mac = "00:16:3:f:00:00" msg = attributes._validate_regex(base_mac, attributes.MAC_PATTERN) self.assertIsNotNone(msg) # Invalid - invalid format base_mac = "12:3:4:5:67:89ab" msg = attributes._validate_regex(base_mac, attributes.MAC_PATTERN) self.assertIsNotNone(msg) def _test_validate_subnet(self, validator, allow_none=False): # Valid - IPv4 cidr = "10.0.2.0/24" msg = validator(cidr, None) self.assertIsNone(msg) # Valid - IPv6 without final octets cidr = "fe80::/24" msg = validator(cidr, None) self.assertIsNone(msg) # Valid - IPv6 with final octets cidr = "fe80::/24" msg = validator(cidr, None) self.assertIsNone(msg) # Valid - uncompressed ipv6 address cidr = "fe80:0:0:0:0:0:0:0/128" msg = validator(cidr, None) self.assertIsNone(msg) # Valid - ipv6 address with multiple consecutive zero cidr = "2001:0db8:0:0:1::1/128" msg = validator(cidr, None) self.assertIsNone(msg) # Valid - ipv6 address with multiple consecutive zero cidr = "2001:0db8::1:0:0:1/128" msg = validator(cidr, None) self.assertIsNone(msg) # Valid - ipv6 address with multiple consecutive zero cidr = "2001::0:1:0:0:1100/120" msg = validator(cidr, None) self.assertIsNone(msg) # Valid - abbreviated ipv4 address cidr = "10/24" msg = validator(cidr, None) self.assertIsNone(msg) # Invalid - IPv4 missing mask cidr = "10.0.2.0" msg = validator(cidr, None) error = _("'%(data)s' isn't a recognized IP subnet cidr," " '%(cidr)s' is recommended") % {"data": cidr, "cidr": "10.0.2.0/32"} self.assertEqual(msg, error) # Valid - IPv4 with non-zero masked bits is ok for i in range(1, 255): cidr = "192.168.1.%s/24" % i msg = validator(cidr, None) self.assertIsNone(msg) # Invalid - IPv6 without final octets, missing mask cidr = "fe80::" msg = validator(cidr, None) error = _("'%(data)s' isn't a recognized IP subnet cidr," " '%(cidr)s' is recommended") % {"data": cidr, "cidr": "fe80::/128"} self.assertEqual(msg, error) # Invalid - IPv6 with final octets, missing mask cidr = "fe80::0" msg = validator(cidr, None) error = _("'%(data)s' isn't a recognized IP subnet cidr," " '%(cidr)s' is recommended") % {"data": cidr, "cidr": "fe80::/128"} self.assertEqual(msg, error) # Invalid - Address format error cidr = 'invalid' msg = validator(cidr, None) error = "'%s' is not a valid IP subnet" % cidr self.assertEqual(msg, error) cidr = None msg = validator(cidr, None) if allow_none: self.assertIsNone(msg) else: error = "'%s' is not a valid IP subnet" % cidr self.assertEqual(msg, error) def test_validate_subnet(self): self._test_validate_subnet(attributes._validate_subnet) def test_validate_subnet_or_none(self): self._test_validate_subnet(attributes._validate_subnet_or_none, allow_none=True) def _test_validate_regex(self, validator, allow_none=False): pattern = '[hc]at' data = None msg = validator(data, pattern) if allow_none: self.assertIsNone(msg) else: self.assertEqual(msg, "'None' is not a valid input") data = 'bat' msg = validator(data, pattern) self.assertEqual(msg, "'%s' is not a valid input" % data) data = 'hat' msg = validator(data, pattern) self.assertIsNone(msg) data = 'cat' msg = validator(data, pattern) self.assertIsNone(msg) def test_validate_regex(self): self._test_validate_regex(attributes._validate_regex) def test_validate_regex_or_none(self): self._test_validate_regex(attributes._validate_regex_or_none, allow_none=True) def test_validate_uuid(self): msg = attributes._validate_uuid('garbage') self.assertEqual(msg, "'garbage' is not a valid UUID") msg = attributes._validate_uuid('00000000-ffff-ffff-ffff-000000000000') self.assertIsNone(msg) def test_validate_uuid_list(self): # check not a list uuids = [None, 123, 'e5069610-744b-42a7-8bd8-ceac1a229cd4', '12345678123456781234567812345678', {'uuid': 'e5069610-744b-42a7-8bd8-ceac1a229cd4'}] for uuid in uuids: msg = attributes._validate_uuid_list(uuid) error = "'%s' is not a list" % uuid self.assertEqual(msg, error) # check invalid uuid in a list invalid_uuid_lists = [[None], [123], [123, 'e5069610-744b-42a7-8bd8-ceac1a229cd4'], ['123', '12345678123456781234567812345678'], ['t5069610-744b-42a7-8bd8-ceac1a229cd4'], ['e5069610-744b-42a7-8bd8-ceac1a229cd44'], ['e50696100-744b-42a7-8bd8-ceac1a229cd4'], ['e5069610-744bb-42a7-8bd8-ceac1a229cd4']] for uuid_list in invalid_uuid_lists: msg = attributes._validate_uuid_list(uuid_list) error = "'%s' is not a valid UUID" % uuid_list[0] self.assertEqual(msg, error) # check duplicate items in a list duplicate_uuids = ['e5069610-744b-42a7-8bd8-ceac1a229cd4', 'f3eeab00-8367-4524-b662-55e64d4cacb5', 'e5069610-744b-42a7-8bd8-ceac1a229cd4'] msg = attributes._validate_uuid_list(duplicate_uuids) error = ("Duplicate items in the list: " "'%s'" % ', '.join(duplicate_uuids)) self.assertEqual(msg, error) # check valid uuid lists valid_uuid_lists = [['e5069610-744b-42a7-8bd8-ceac1a229cd4'], ['f3eeab00-8367-4524-b662-55e64d4cacb5'], ['e5069610-744b-42a7-8bd8-ceac1a229cd4', 'f3eeab00-8367-4524-b662-55e64d4cacb5']] for uuid_list in valid_uuid_lists: msg = attributes._validate_uuid_list(uuid_list) self.assertIsNone(msg) def test_validate_dict_type(self): for value in (None, True, '1', []): self.assertEqual(attributes._validate_dict(value), "'%s' is not a dictionary" % value) def test_validate_dict_without_constraints(self): msg = attributes._validate_dict({}) self.assertIsNone(msg) # Validate a dictionary without constraints. msg = attributes._validate_dict({'key': 'value'}) self.assertIsNone(msg) def test_validate_a_valid_dict_with_constraints(self): dictionary, constraints = self._construct_dict_and_constraints() msg = attributes._validate_dict(dictionary, constraints) self.assertIsNone(msg, 'Validation of a valid dictionary failed.') def test_validate_dict_with_invalid_validator(self): dictionary, constraints = self._construct_dict_and_constraints() constraints['key1'] = {'type:unsupported': None, 'required': True} msg = attributes._validate_dict(dictionary, constraints) self.assertEqual(msg, "Validator 'type:unsupported' does not exist.") def test_validate_dict_not_required_keys(self): dictionary, constraints = self._construct_dict_and_constraints() del dictionary['key2'] msg = attributes._validate_dict(dictionary, constraints) self.assertIsNone(msg, 'Field that was not required by the specs was' 'required by the validator.') def test_validate_dict_required_keys(self): dictionary, constraints = self._construct_dict_and_constraints() del dictionary['key1'] msg = attributes._validate_dict(dictionary, constraints) self.assertIn('Expected keys:', msg) def test_validate_dict_wrong_values(self): dictionary, constraints = self._construct_dict_and_constraints() dictionary['key1'] = 'UNSUPPORTED' msg = attributes._validate_dict(dictionary, constraints) self.assertIsNotNone(msg) def test_validate_dict_convert_boolean(self): dictionary, constraints = self._construct_dict_and_constraints() constraints['key_bool'] = { 'type:boolean': None, 'required': False, 'convert_to': attributes.convert_to_boolean} dictionary['key_bool'] = 'true' msg = attributes._validate_dict(dictionary, constraints) self.assertIsNone(msg) # Explicitly comparing with literal 'True' as assertTrue # succeeds also for 'true' self.assertIs(True, dictionary['key_bool']) def test_subdictionary(self): dictionary, constraints = self._construct_dict_and_constraints() del dictionary['key3']['k4'] dictionary['key3']['k5'] = 'a string value' msg = attributes._validate_dict(dictionary, constraints) self.assertIn('Expected keys:', msg) def test_validate_dict_or_none(self): dictionary, constraints = self._construct_dict_and_constraints() # Check whether None is a valid value. msg = attributes._validate_dict_or_none(None, constraints) self.assertIsNone(msg, 'Validation of a None dictionary failed.') # Check validation of a regular dictionary. msg = attributes._validate_dict_or_none(dictionary, constraints) self.assertIsNone(msg, 'Validation of a valid dictionary failed.') def test_validate_dict_or_empty(self): dictionary, constraints = self._construct_dict_and_constraints() # Check whether an empty dictionary is valid. msg = attributes._validate_dict_or_empty({}, constraints) self.assertIsNone(msg, 'Validation of a None dictionary failed.') # Check validation of a regular dictionary. msg = attributes._validate_dict_or_none(dictionary, constraints) self.assertIsNone(msg, 'Validation of a valid dictionary failed.') self.assertIsNone(msg, 'Validation of a valid dictionary failed.') def test_validate_non_negative(self): for value in (-1, '-2'): self.assertEqual(attributes._validate_non_negative(value), "'%s' should be non-negative" % value) for value in (0, 1, '2', True, False): msg = attributes._validate_non_negative(value) self.assertIsNone(msg) class TestConvertToBoolean(base.BaseTestCase): def test_convert_to_boolean_bool(self): self.assertIs(attributes.convert_to_boolean(True), True) self.assertIs(attributes.convert_to_boolean(False), False) def test_convert_to_boolean_int(self): self.assertIs(attributes.convert_to_boolean(0), False) self.assertIs(attributes.convert_to_boolean(1), True) self.assertRaises(n_exc.InvalidInput, attributes.convert_to_boolean, 7) def test_convert_to_boolean_str(self): self.assertIs(attributes.convert_to_boolean('True'), True) self.assertIs(attributes.convert_to_boolean('true'), True) self.assertIs(attributes.convert_to_boolean('False'), False) self.assertIs(attributes.convert_to_boolean('false'), False) self.assertIs(attributes.convert_to_boolean('0'), False) self.assertIs(attributes.convert_to_boolean('1'), True) self.assertRaises(n_exc.InvalidInput, attributes.convert_to_boolean, '7') class TestConvertToInt(base.BaseTestCase): def test_convert_to_int_int(self): self.assertEqual(attributes.convert_to_int(-1), -1) self.assertEqual(attributes.convert_to_int(0), 0) self.assertEqual(attributes.convert_to_int(1), 1) def test_convert_to_int_str(self): self.assertEqual(attributes.convert_to_int('4'), 4) self.assertEqual(attributes.convert_to_int('6'), 6) self.assertRaises(n_exc.InvalidInput, attributes.convert_to_int, 'garbage') def test_convert_to_int_none(self): self.assertRaises(n_exc.InvalidInput, attributes.convert_to_int, None) def test_convert_none_to_empty_list_none(self): self.assertEqual( [], attributes.convert_none_to_empty_list(None)) def test_convert_none_to_empty_dict(self): self.assertEqual( {}, attributes.convert_none_to_empty_dict(None)) def test_convert_none_to_empty_list_value(self): values = ['1', 3, [], [1], {}, {'a': 3}] for value in values: self.assertEqual( value, attributes.convert_none_to_empty_list(value)) class TestConvertKvp(base.BaseTestCase): def test_convert_kvp_list_to_dict_succeeds_for_missing_values(self): result = attributes.convert_kvp_list_to_dict(['True']) self.assertEqual({}, result) def test_convert_kvp_list_to_dict_succeeds_for_multiple_values(self): result = attributes.convert_kvp_list_to_dict( ['a=b', 'a=c', 'a=c', 'b=a']) self.assertEqual({'a': ['c', 'b'], 'b': ['a']}, result) def test_convert_kvp_list_to_dict_succeeds_for_values(self): result = attributes.convert_kvp_list_to_dict(['a=b', 'c=d']) self.assertEqual({'a': ['b'], 'c': ['d']}, result) def test_convert_kvp_str_to_list_fails_for_missing_key(self): with testtools.ExpectedException(n_exc.InvalidInput): attributes.convert_kvp_str_to_list('=a') def test_convert_kvp_str_to_list_fails_for_missing_equals(self): with testtools.ExpectedException(n_exc.InvalidInput): attributes.convert_kvp_str_to_list('a') def test_convert_kvp_str_to_list_succeeds_for_one_equals(self): result = attributes.convert_kvp_str_to_list('a=') self.assertEqual(['a', ''], result) def test_convert_kvp_str_to_list_succeeds_for_two_equals(self): result = attributes.convert_kvp_str_to_list('a=a=a') self.assertEqual(['a', 'a=a'], result) class TestConvertToList(base.BaseTestCase): def test_convert_to_empty_list(self): for item in (None, [], (), {}): self.assertEqual(attributes.convert_to_list(item), []) def test_convert_to_list_string(self): for item in ('', 'foo'): self.assertEqual(attributes.convert_to_list(item), [item]) def test_convert_to_list_iterable(self): for item in ([None], [1, 2, 3], (1, 2, 3), set([1, 2, 3]), ['foo']): self.assertEqual(attributes.convert_to_list(item), list(item)) def test_convert_to_list_non_iterable(self): for item in (True, False, 1, 1.2, object()): self.assertEqual(attributes.convert_to_list(item), [item])