def test_function_key(self):
protected = {'alg': 'HS256'}
header = [
{
'protected': protected,
'header': {
'kid': 'a'
}
},
{
'protected': protected,
'header': {
'kid': 'b'
}
},
]
def load_key(header, payload):
self.assertEqual(payload, b'hello')
kid = header.get('kid')
if kid == 'a':
return 'secret-a'
return 'secret-b'
jws = JWS(algorithms=JWS_ALGORITHMS)
s = jws.serialize(header, b'hello', load_key)
self.assertIsInstance(s, dict)
self.assertIn('signatures', s)
data = jws.deserialize(json.dumps(s), load_key)
header, payload = data['header'], data['payload']
self.assertEqual(payload, b'hello')
self.assertEqual(header[0]['alg'], 'HS256')
self.assertNotIn('signature', data)
def test_compact_jws(self):
jws = JWS(algorithms=JWS_ALGORITHMS)
s = jws.serialize({'alg': 'HS256'}, 'hello', 'secret')
data = jws.deserialize(s, 'secret')
header, payload = data['header'], data['payload']
self.assertEqual(payload, b'hello')
self.assertEqual(header['alg'], 'HS256')
self.assertNotIn('signature', data)
def test_compact_rsa(self):
jws = JWS(algorithms=JWS_ALGORITHMS)
s = jws.serialize({'alg': 'RS256'}, 'hello',
read_file_path('rsa_private.pem'))
data = jws.deserialize(s, read_file_path('rsa_public.pem'))
header, payload = data['header'], data['payload']
self.assertEqual(payload, b'hello')
self.assertEqual(header['alg'], 'RS256')
def test_validate_header(self):
jws = JWS(algorithms=JWS_ALGORITHMS)
protected = {'alg': 'HS256', 'invalid': 'k'}
header = {'protected': protected, 'header': {'kid': 'a'}}
self.assertRaises(errors.InvalidHeaderParameterName, jws.serialize,
header, b'hello', 'secret')
jws = JWS(algorithms=JWS_ALGORITHMS, private_headers=['invalid'])
s = jws.serialize(header, b'hello', 'secret')
self.assertIsInstance(s, dict)
def test_flattened_json_jws(self):
jws = JWS(algorithms=JWS_ALGORITHMS)
protected = {'alg': 'HS256'}
header = {'protected': protected, 'header': {'kid': 'a'}}
s = jws.serialize(header, 'hello', 'secret')
self.assertIsInstance(s, dict)
data = jws.deserialize(s, 'secret')
header, payload = data['header'], data['payload']
self.assertEqual(payload, b'hello')
self.assertEqual(header['alg'], 'HS256')
self.assertNotIn('protected', data)
def test_nested_json_jws(self):
jws = JWS(algorithms=JWS_ALGORITHMS)
protected = {'alg': 'HS256'}
header = {'protected': protected, 'header': {'kid': 'a'}}
s = jws.serialize([header], 'hello', 'secret')
self.assertIsInstance(s, dict)
self.assertIn('signatures', s)
data = jws.deserialize(s, 'secret')
header, payload = data['header'], data['payload']
self.assertEqual(payload, b'hello')
self.assertEqual(header[0]['alg'], 'HS256')
self.assertNotIn('signatures', data)
# test bad signature
self.assertRaises(errors.BadSignatureError, jws.deserialize, s, 'f')