def test_move(self):
d = {
'a': {
'x': 1,
'y': 1,
},
'b': {
'x': 2,
'y': 2,
},
'c': {
'x': 3,
'y': 3,
},
}
_move(d, 'a', 'd')
r = {
'b': {
'x': 2,
'y': 2,
},
'c': {
'x': 3,
'y': 3,
},
'd': {
'x': 1,
'y': 1,
},
}
self.assertEqual(d, r)
def test_move_with_same_key(self):
d = {
'a': 1,
'b': 2,
}
_move(d, 'a', 'a')
r = {
'a': 1,
'b': 2,
}
self.assertEqual(d, r)
def move(self, key_src, key_dest):
"""
Move a dict instance value item from 'key_src' to 'key_dst'.
If key_dst exists, its value will be overwritten.
"""
_move(self, key_src, key_dest)