def testValues(self):
transaction = Transaction()
session = Session(transaction, 'test')
self.assertRaises(KeyError, session.value, 'a')
self.assertIsNone(session.value('a', None))
self.assertEqual(session.value('a', 0), 0)
self.assertEqual(session.value('a', 'foo'), 'foo')
self.assertIs(session.hasValue('a'), False)
session.setValue('a', None)
self.assertIsNone(session.value('a'))
self.assertIsNone(session.value('a', 'foo'))
self.assertIs(session.hasValue('a'), True)
session.delValue('a')
self.assertRaises(KeyError, session.value, 'a')
self.assertRaises(KeyError, session.delValue, 'a')
self.assertIs(session.hasValue('a'), False)
session.setValue('a', 'foo')
self.assertEqual(session.value('a'), 'foo')
self.assertEqual(session.value('a', None), 'foo')
self.assertIs(session.hasValue('a'), True)
session.setValue('b', 'bar')
self.assertEqual(session.value('a'), 'foo')
self.assertEqual(session.value('b'), 'bar')
self.assertIs(session.hasValue('b'), True)
self.assertIsInstance(session.values(), dict)
self.assertEqual(session.values(), {'a': 'foo', 'b': 'bar'})
def testDirectAccess(self):
transaction = Transaction()
session = Session(transaction, 'test')
with self.assertRaises(KeyError):
session['a'] # pylint: disable=pointless-statement
self.assertNotIn('a', session)
session['a'] = 'foo'
self.assertEqual(session['a'], 'foo')
self.assertIn('a', session)
self.assertEqual(session.value('a'), 'foo')
self.assertTrue(session.hasValue('a'))
del session['a']
with self.assertRaises(KeyError):
session['a'] # pylint: disable=pointless-statement
self.assertNotIn('a', session)
self.assertFalse(session.hasValue('a'))
