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# -*- coding: utf-8 -*-
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# Copyright (C) 2016-2016 RhodeCode GmbH
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License, version 3
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# (only), as published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# This program is dual-licensed. If you wish to learn more about the
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# RhodeCode Enterprise Edition, including its added features, Support services,
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# and proprietary license terms, please see https://rhodecode.com/licenses/
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import pickle
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import pytest
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from sqlalchemy import Column, String, create_engine
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from sqlalchemy.orm import sessionmaker
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from sqlalchemy.ext.declarative import declarative_base
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from rhodecode.lib.jsonalchemy import (
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MutationDict, MutationList, MutationObj, JsonType)
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@pytest.fixture
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def engine():
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return create_engine('sqlite://')
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@pytest.fixture
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def session(engine):
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return sessionmaker(bind=engine)()
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def test_mutation_dict_is_picklable():
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mutation_dict = MutationDict({'key1': 'value1', 'key2': 'value2'})
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dumped = pickle.dumps(mutation_dict)
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loaded = pickle.loads(dumped)
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assert loaded == mutation_dict
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def test_mutation_list_is_picklable():
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mutation_list = MutationList(['a', 'b', 'c'])
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dumped = pickle.dumps(mutation_list)
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loaded = pickle.loads(dumped)
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assert loaded == mutation_list
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def test_mutation_dict_with_lists_is_picklable():
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mutation_dict = MutationDict({
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'key': MutationList(['values', MutationDict({'key': 'value'})])
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})
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dumped = pickle.dumps(mutation_dict)
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loaded = pickle.loads(dumped)
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assert loaded == mutation_dict
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def test_mutation_types_with_nullable(engine, session):
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# TODO: dan: ideally want to make this parametrized python => sql tests eg:
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# (MutationObj, 5) => '5'
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# (MutationObj, {'a': 5}) => '{"a": 5}'
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# (MutationObj, None) => 'null' <- think about if None is 'null' or NULL
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Base = declarative_base()
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class DummyModel(Base):
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__tablename__ = 'some_table'
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name = Column(String, primary_key=True)
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json_list = Column(MutationList.as_mutable(JsonType('list')))
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json_dict = Column(MutationDict.as_mutable(JsonType('dict')))
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json_obj = Column(MutationObj.as_mutable(JsonType()))
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Base.metadata.create_all(engine)
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obj_nulls = DummyModel(name='nulls')
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obj_stuff = DummyModel(
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name='stuff', json_list=[1,2,3], json_dict={'a': 5}, json_obj=9)
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session.add(obj_nulls)
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session.add(obj_stuff)
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session.commit()
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session.expire_all()
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assert engine.execute(
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"select * from some_table where name = 'nulls';").first() == (
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(u'nulls', None, None, None)
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)
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ret_nulls = session.query(DummyModel).get('nulls')
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assert ret_nulls.json_list == []
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assert ret_nulls.json_dict == {}
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assert ret_nulls.json_obj is None
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assert engine.execute(
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"select * from some_table where name = 'stuff';").first() == (
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(u'stuff', u'[1, 2, 3]', u'{"a": 5}', u'9')
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)
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ret_stuff = session.query(DummyModel).get('stuff')
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assert ret_stuff.json_list == [1, 2, 3]
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assert ret_stuff.json_dict == {'a': 5}
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assert ret_stuff.json_obj == 9
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