86 lines
3.5 KiB
Python
86 lines
3.5 KiB
Python
# Copyright (c) 2021, Red Hat, Inc.
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# All Rights Reserved.
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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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from unittest import mock
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from cinderlib import objects
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from cinderlib.tests.unit import base
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class TestSerialization(base.BaseTest):
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def test_vol_to_and_from(self):
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vol = objects.Volume(self.backend, size=10)
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snap = objects.Snapshot(vol, name='disk')
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# Associate the snapshot with the volume
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vol._snapshots = None
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with mock.patch.object(vol.persistence, 'get_snapshots',
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return_value=[snap]):
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vol.snapshots
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self.assertEqual(1, len(vol.snapshots))
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json_data = vol.json
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# Confirm vol.json property is equivalent to the non simplified version
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self.assertEqual(json_data, vol.to_json(simplified=False))
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vol2 = objects.Volume.load(json_data)
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# Check snapshots are recovered as well
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self.assertEqual(1, len(vol2.snapshots))
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self.assertEqual(vol.json, vol2.json)
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def test_snap_to_and_from(self):
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vol = objects.Volume(self.backend, size=10)
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snap = objects.Snapshot(vol, name='disk')
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json_data = snap.json
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# Confirm vol.json property is equivalent to the non simplified version
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self.assertEqual(json_data, snap.to_json(simplified=False))
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snap2 = objects.Snapshot.load(json_data)
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self.assertEqual(snap.json, snap2.json)
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def test_conn_to_and_from(self):
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vol = objects.Volume(self.backend, size=1, name='disk')
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conn = objects.Connection(self.backend, volume=vol, connector={},
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connection_info={'conn': {'data': {}}})
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json_data = conn.json
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# Confirm vol.json property is equivalent to the non simplified version
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self.assertEqual(json_data, conn.to_json(simplified=False))
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conn2 = objects.Connection.load(json_data)
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self.assertEqual(conn.json, conn2.json)
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def test_datetime_subsecond(self):
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"""Test microsecond serialization of DateTime fields."""
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microsecond = 123456
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vol = objects.Volume(self.backend, size=1, name='disk')
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vol._ovo.created_at = vol.created_at.replace(microsecond=microsecond)
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created_at = vol.created_at
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json_data = vol.json
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vol2 = objects.Volume.load(json_data)
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self.assertEqual(created_at, vol2.created_at)
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self.assertEqual(microsecond, vol2.created_at.microsecond)
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def test_datetime_non_subsecond(self):
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"""Test rehydration of DateTime field without microsecond."""
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vol = objects.Volume(self.backend, size=1, name='disk')
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vol._ovo.created_at = vol.created_at.replace(microsecond=123456)
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with mock.patch.object(vol._ovo.fields['created_at'], 'to_primitive',
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return_value='2021-06-28T17:14:59Z'):
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json_data = vol.json
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vol2 = objects.Volume.load(json_data)
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self.assertEqual(0, vol2.created_at.microsecond)
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