217 lines
7.5 KiB
Python
217 lines
7.5 KiB
Python
# Copyright 2012 Brian Waldon
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import copy
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import unittest
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import json
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import six
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import warlock
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fixture = {
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'name': 'Country',
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'properties': {
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'name': {'type': 'string'},
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'population': {'type': 'integer'},
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},
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'additionalProperties': False,
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}
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complex_fixture = {
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'name': 'Mixmaster',
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'properties': {
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'sub': {'type': 'object',
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'properties': {'foo': {'type': 'string'}}}
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},
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}
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class TestCore(unittest.TestCase):
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def test_create_invalid_object(self):
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Country = warlock.model_factory(fixture)
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self.assertRaises(ValueError, Country, name=1)
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def test_class_name_from_unicode_schema_name(self):
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fixture_copy = copy.deepcopy(fixture)
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fixture_copy['name'] = six.text_type(fixture_copy['name'])
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# Can't set class.__name__ to a unicode object, ensure warlock
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# does some magic to make it possible
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warlock.model_factory(fixture_copy)
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def test_invalid_operations(self):
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Country = warlock.model_factory(fixture)
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sweden = Country(name='Sweden', population=9379116)
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# Ensure a valid object was created
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self.assertEqual(sweden.name, 'Sweden')
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self.assertEqual(sweden.population, 9379116)
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# Specific exceptions should be raised for invalid operations
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self.assertRaises(AttributeError, getattr, sweden, 'overlord')
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exc = warlock.InvalidOperation
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self.assertRaises(exc, setattr, sweden, 'overlord', 'Bears')
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self.assertRaises(exc, setattr, sweden, 'name', 5)
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self.assertRaises(exc, setattr, sweden, 'population', 'N/A')
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def test_no_mask_arbitrary_properties(self):
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fixture_copy = copy.deepcopy(fixture)
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fixture_copy['additionalProperties'] = {'type': 'string'}
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Country = warlock.model_factory(fixture_copy)
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# We should still depend on the schema for validation
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self.assertRaises(ValueError, Country, GDP=56956)
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# But arbitrary properties should be allowed if they check out
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sweden = Country(overlord='Waldon')
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sweden.abbreviation = 'SE'
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exc = warlock.InvalidOperation
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self.assertRaises(exc, setattr, sweden, 'abbreviation', 0)
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def test_items(self):
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Country = warlock.model_factory(fixture)
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sweden = Country(name='Sweden', population=9379116)
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self.assertEqual(set(list(six.iteritems(sweden))),
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set([('name', 'Sweden'), ('population', 9379116)]))
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self.assertEqual(set(sweden.items()),
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set([('name', 'Sweden'), ('population', 9379116)]))
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def test_update(self):
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Country = warlock.model_factory(fixture)
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sweden = Country(name='Sweden', population=9379116)
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exc = warlock.InvalidOperation
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self.assertRaises(exc, sweden.update, {'population': 'N/A'})
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self.assertRaises(exc, sweden.update, {'overloard': 'Bears'})
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def test_deepcopy(self):
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"""Make sure we aren't leaking references."""
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Mixmaster = warlock.model_factory(complex_fixture)
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mike = Mixmaster(sub={'foo': 'mike'})
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self.assertEquals(mike.sub['foo'], 'mike')
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mike_1 = mike.copy()
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mike_1['sub']['foo'] = 'james'
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self.assertEquals(mike.sub['foo'], 'mike')
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mike_2 = dict(six.iteritems(mike))
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mike_2['sub']['foo'] = 'james'
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self.assertEquals(mike.sub['foo'], 'mike')
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mike_2 = dict(mike.items())
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mike_2['sub']['foo'] = 'james'
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self.assertEquals(mike.sub['foo'], 'mike')
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mike_3_sub = list(six.itervalues(mike))[0]
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mike_3_sub['foo'] = 'james'
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self.assertEquals(mike.sub['foo'], 'mike')
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mike_3_sub = list(mike.values())[0]
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mike_3_sub['foo'] = 'james'
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self.assertEquals(mike.sub['foo'], 'mike')
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def test_forbidden_methods(self):
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Country = warlock.model_factory(fixture)
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sweden = Country(name='Sweden', population=9379116)
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exc = warlock.InvalidOperation
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self.assertRaises(exc, sweden.clear)
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self.assertRaises(exc, sweden.pop, 0)
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self.assertRaises(exc, sweden.popitem)
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def test_dict_syntax(self):
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Country = warlock.model_factory(fixture)
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sweden = Country(name='Sweden', population=9379116)
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sweden['name'] = 'Finland'
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self.assertEqual(sweden['name'], 'Finland')
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del sweden['name']
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self.assertRaises(AttributeError, getattr, sweden, 'name')
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def test_attr_syntax(self):
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Country = warlock.model_factory(fixture)
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sweden = Country(name='Sweden', population=9379116)
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sweden.name = 'Finland'
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self.assertEqual(sweden.name, 'Finland')
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delattr(sweden, 'name')
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self.assertRaises(AttributeError, getattr, sweden, 'name')
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def test_changes(self):
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Country = warlock.model_factory(fixture)
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sweden = Country(name='Sweden', population=9379116)
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self.assertEqual(sweden.changes, {})
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sweden['name'] = 'Finland'
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self.assertEqual(sweden.changes, {'name': 'Finland'})
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sweden['name'] = 'Norway'
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self.assertEqual(sweden.changes, {'name': 'Norway'})
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def test_patch_no_changes(self):
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Country = warlock.model_factory(fixture)
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sweden = Country(name='Sweden', population=9379116)
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self.assertEqual(sweden.patch, '[]')
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def test_patch_alter_value(self):
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Country = warlock.model_factory(fixture)
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sweden = Country(name='Sweden', population=9379116)
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sweden['name'] = 'Finland'
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self.assertEqual(
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json.loads(sweden.patch),
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json.loads(
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'[{"path": "/name", "value": "Finland", "op": "replace"}]'))
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def test_patch_drop_attribute(self):
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Country = warlock.model_factory(fixture)
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sweden = Country(name='Sweden', population=9379116)
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del sweden['name']
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self.assertEqual(
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json.loads(sweden.patch),
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json.loads('[{"path": "/name", "op": "remove"}]'))
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def test_patch_reduce_operations(self):
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Country = warlock.model_factory(fixture)
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sweden = Country(name='Sweden', population=9379116)
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sweden['name'] = 'Finland'
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self.assertEqual(
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json.loads(sweden.patch),
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json.loads(
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'[{"path": "/name", "value": "Finland", "op": "replace"}]'))
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sweden['name'] = 'Norway'
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self.assertEqual(
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json.loads(sweden.patch),
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json.loads(
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'[{"path": "/name", "value": "Norway", "op": "replace"}]'))
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def test_patch_multiple_operations(self):
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Country = warlock.model_factory(fixture)
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sweden = Country(name='Sweden', population=9379116)
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sweden['name'] = 'Finland'
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sweden['population'] = 5387000
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self.assertEqual(len(json.loads(sweden.patch)), 2)
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patches = json.loads(
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'[{"path": "/name", "value": "Finland", "op": "replace"}, '
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'{"path": "/population", "value": 5387000, "op": "replace"}]')
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for patch in json.loads(sweden.patch):
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self.assertTrue(patch in patches)
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