def test1(self):
s = ChainedDict()
s[1] = 2
assert s[1] == 2
assert 1 in s
assert s.get(1) == 2
assert s.get(2) == None
def test_arbitrary_headers(self):
uni = u'\u014b'
r = ChainedDict(**{'foo': 1, uni: 2})
assert r['foo'] == 1
assert r[uni] == 2
assert uni in r
assert r.get('bar') == None
assert 'bar' not in r
