def test_diff_flag(self):
crdt = crdt_diff(False, True)
self.assertEqual(crdt._value, False)
self.assertEqual(crdt.current, True)
self.assertEqual(crdt._mutation, 'enable')
crdt = crdt_diff(True, False)
self.assertEqual(crdt._value, True)
self.assertEqual(crdt.current, False)
self.assertEqual(crdt._mutation, 'disable')
def test_diff_set(self):
crdt = crdt_diff({'1', '2'}, {'2', '3'})
self.assertEqual(crdt._value, {'1', '2'})
self.assertEqual(crdt.current, {'2', '3'})
self.assertEqual(crdt._adds, {'2', '3'})
self.assertEqual(crdt._removes, {'1'})
def test_fail_diff(self):
with self.assertRaises(TypeError):
crdt_diff(1, True)
with self.assertRaises(TypeError):
crdt_diff('str', 2)
with self.assertRaises(TypeError):
crdt_diff([], [])
def test_diff_counter(self):
crdt = crdt_diff(5, 6)
self.assertEqual(crdt._value, 5)
self.assertEqual(crdt._increment, 1)
self.assertEqual(crdt.current, 6)
def test_diff_map(self):
a = {
'a_counter': 5,
'b_flag': True,
'c_register': 'test',
'd_set': {'1', '2'},
'e_map': {
'a_counter': 5
},
'f_map': {
'a_counter': 5
}
}
b = {
'a_counter': 7,
'b_flag': False,
'c_register': 'test2',
'd_set': {'2', '3'},
'f_map': {
'a_counter': 6
}
}
crdt = crdt_diff(a, b)
self.assertIn('a_counter', crdt._value)
self.assertIn('b_flag', crdt._value)
self.assertIn('c_register', crdt._value)
self.assertIn('d_set', crdt._value)
self.assertIn('f_map', crdt._value)
self.assertIn('e_map', crdt._removes)
self.assertEqual(crdt.current, b)
self.assertItemsEqual(crdt.mutation(), [{
'remove': 'e_map'
}, {
'update': 'a_counter',
'mutation': {
'increment': 2
}
}, {
'update': 'b_flag',
'mutation': {
'disable': None
}
}, {
'update': 'c_register',
'mutation': {
'assign': 'test2'
}
}, {
'update': 'd_set',
'mutation': {
'adds': {'2', '3'},
'removes': {'1'}
}
}, {
'update':
'f_map',
'mutation': [{
'update': 'a_counter',
'mutation': {
'increment': 1
}
}]
}])
def test_diff_register(self):
crdt = crdt_diff('test', 'test2')
self.assertEqual(crdt._value, 'test')
self.assertEqual(crdt.current, 'test2')
self.assertEqual(crdt._new, 'test2')