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# 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.
from glance.common import exception
import glance.schema
from glance.tests import utils as test_utils
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class TestBasicSchema(test_utils.BaseTestCase):
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def setUp(self):
super(TestBasicSchema, self).setUp()
properties = {
'ham': {'type': 'string'},
'eggs': {'type': 'string'},
}
self.schema = glance.schema.Schema('basic', properties)
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def test_validate_passes(self):
obj = {'ham': 'no', 'eggs': 'scrambled'}
self.schema.validate(obj) # No exception raised
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def test_validate_fails_on_extra_properties(self):
obj = {'ham': 'virginia', 'eggs': 'scrambled', 'bacon': 'crispy'}
self.assertRaises(exception.InvalidObject, self.schema.validate, obj)
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def test_validate_fails_on_bad_type(self):
obj = {'eggs': 2}
self.assertRaises(exception.InvalidObject, self.schema.validate, obj)
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def test_filter_strips_extra_properties(self):
obj = {'ham': 'virginia', 'eggs': 'scrambled', 'bacon': 'crispy'}
filtered = self.schema.filter(obj)
expected = {'ham': 'virginia', 'eggs': 'scrambled'}
self.assertEqual(filtered, expected)
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def test_merge_properties(self):
self.schema.merge_properties({'bacon': {'type': 'string'}})
expected = set(['ham', 'eggs', 'bacon'])
actual = set(self.schema.raw()['properties'].keys())
self.assertEqual(actual, expected)
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def test_merge_conflicting_properties(self):
conflicts = {'eggs': {'type': 'integer'}}
self.assertRaises(exception.SchemaLoadError,
self.schema.merge_properties, conflicts)
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def test_merge_conflicting_but_identical_properties(self):
conflicts = {'ham': {'type': 'string'}}
self.schema.merge_properties(conflicts) # no exception raised
expected = set(['ham', 'eggs'])
actual = set(self.schema.raw()['properties'].keys())
self.assertEqual(actual, expected)
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def test_raw_json_schema(self):
expected = {
'name': 'basic',
'properties': {
'ham': {'type': 'string'},
'eggs': {'type': 'string'},
},
'additionalProperties': False,
}
self.assertEqual(self.schema.raw(), expected)
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class TestBasicSchemaLinks(test_utils.BaseTestCase):
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def setUp(self):
super(TestBasicSchemaLinks, self).setUp()
properties = {
'ham': {'type': 'string'},
'eggs': {'type': 'string'},
}
links = [
{'rel': 'up', 'href': '/menu'},
]
self.schema = glance.schema.Schema('basic', properties, links)
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def test_raw_json_schema(self):
expected = {
'name': 'basic',
'properties': {
'ham': {'type': 'string'},
'eggs': {'type': 'string'},
},
'links': [
{'rel': 'up', 'href': '/menu'},
],
'additionalProperties': False,
}
self.assertEqual(self.schema.raw(), expected)
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class TestPermissiveSchema(test_utils.BaseTestCase):
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def setUp(self):
super(TestPermissiveSchema, self).setUp()
properties = {
'ham': {'type': 'string'},
'eggs': {'type': 'string'},
}
self.schema = glance.schema.PermissiveSchema('permissive', properties)
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def test_validate_with_additional_properties_allowed(self):
obj = {'ham': 'virginia', 'eggs': 'scrambled', 'bacon': 'crispy'}
self.schema.validate(obj) # No exception raised
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def test_validate_rejects_non_string_extra_properties(self):
obj = {'ham': 'virginia', 'eggs': 'scrambled', 'grits': 1000}
self.assertRaises(exception.InvalidObject, self.schema.validate, obj)
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def test_filter_passes_extra_properties(self):
obj = {'ham': 'virginia', 'eggs': 'scrambled', 'bacon': 'crispy'}
filtered = self.schema.filter(obj)
self.assertEqual(filtered, obj)
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def test_raw_json_schema(self):
expected = {
'name': 'permissive',
'properties': {
'ham': {'type': 'string'},
'eggs': {'type': 'string'},
},
'additionalProperties': {'type': 'string'},
}
self.assertEqual(self.schema.raw(), expected)
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class TestCollectionSchema(test_utils.BaseTestCase):
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def test_raw_json_schema(self):
item_properties = {'cheese': {'type': 'string'}}
item_schema = glance.schema.Schema('mouse', item_properties)
collection_schema = glance.schema.CollectionSchema('mice', item_schema)
expected = {
'name': 'mice',
'properties': {
'mice': {
'type': 'array',
'items': item_schema.raw(),
},
'first': {'type': 'string'},
'next': {'type': 'string'},
'schema': {'type': 'string'},
},
'links': [
{'rel': 'first', 'href': '{first}'},
{'rel': 'next', 'href': '{next}'},
{'rel': 'describedby', 'href': '{schema}'},
],
}
self.assertEqual(collection_schema.raw(), expected)