def test_merge_nested(self):
x1 = {'a': [1, 2], 'b': [3, 4], 'c': {'k1': 'v1'}}
x2 = {'a': [3, 4], 'z': [5, 6], 'c': {'k2': 'v2'}}
res = {
'a': [1, 2, 3, 4],
'b': [3, 4],
'c': {
'k1': 'v1',
'k2': 'v2',
},
'z': [5, 6],
}
self.assertEqual(merge(x1, x2), res)
def test_merge_dicts(self):
x1 = {'a': {'x': 1, 'y': 2}, 'b': None}
x2 = {'a': {'z': True}, 'c': [1, 2, 3]}
res = {'a': {'x': 1, 'y': 2, 'z': True}, 'b': None, 'c': [1, 2, 3]}
self.assertEqual(merge(x1, x2), res)
self.assertRaises(ValueError, lambda: merge({'a': 1}, {'a': 2}))
def test_merge_not_equal(self):
self.assertRaises(ValueError, lambda: merge(1, 2))
self.assertRaises(ValueError, lambda: merge(1, 'foo'))
def test_merge_equal(self):
self.assertEqual(merge(1, 1), 1)
self.assertEqual(merge(True, True), True)
def test_merge_lists(self):
self.assertEqual(merge([1], [2, 3]), [1, 2, 3])
self.assertEqual(merge([[1, 2], [3]], [4]), [[1, 2], [3], 4])