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test_jwt.py
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test_jwt.py
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from jose import jwt
from jose.exceptions import JWTError
from datetime import datetime
from datetime import timedelta
import pytest
@pytest.fixture
def claims():
claims = {
'a': 'b'
}
return claims
@pytest.fixture
def key():
return 'secret'
@pytest.fixture
def headers():
headers = {
'kid': 'my-key-id',
}
return headers
class TestJWT:
def test_non_default_alg(self, claims, key):
encoded = jwt.encode(claims, key, algorithm='HS384')
decoded = jwt.decode(encoded, key, algorithms='HS384')
assert claims == decoded
def test_non_default_alg_positional_bwcompat(self, claims, key):
encoded = jwt.encode(claims, key, 'HS384')
decoded = jwt.decode(encoded, key, 'HS384')
assert claims == decoded
def test_non_default_headers(self, claims, key, headers):
encoded = jwt.encode(claims, key, headers=headers)
decoded = jwt.decode(encoded, key)
assert claims == decoded
all_headers = jwt.get_unverified_headers(encoded)
for k, v in headers.items():
assert all_headers[k] == v
def test_encode(self, claims, key):
expected = (
(
'eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9'
'.eyJhIjoiYiJ9'
'.xNtk2S0CNbCBZX_f67pFgGRugaP1xi2ICfet3nwOSxw'
),
(
'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9'
'.eyJhIjoiYiJ9'
'.jiMyrsmD8AoHWeQgmxZ5yq8z0lXS67_QGs52AzC8Ru8'
)
)
encoded = jwt.encode(claims, key)
assert encoded in expected
def test_decode(self, claims, key):
token = (
'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9'
'.eyJhIjoiYiJ9'
'.jiMyrsmD8AoHWeQgmxZ5yq8z0lXS67_QGs52AzC8Ru8'
)
decoded = jwt.decode(token, key)
assert decoded == claims
def test_leeway_is_int(self):
pass
def test_leeway_is_timedelta(self, claims, key):
nbf = datetime.utcnow() + timedelta(seconds=5)
leeway = timedelta(seconds=10)
claims = {
'nbf': nbf,
}
options = {
'leeway': leeway
}
token = jwt.encode(claims, key)
jwt.decode(token, key, options=options)
def test_iat_not_int(self, key):
claims = {
'iat': 'test'
}
token = jwt.encode(claims, key)
with pytest.raises(JWTError):
jwt.decode(token, key)
def test_nbf_not_int(self, key):
claims = {
'nbf': 'test'
}
token = jwt.encode(claims, key)
with pytest.raises(JWTError):
jwt.decode(token, key)
def test_nbf_datetime(self, key):
nbf = datetime.utcnow() - timedelta(seconds=5)
claims = {
'nbf': nbf
}
token = jwt.encode(claims, key)
jwt.decode(token, key)
def test_nbf_with_leeway(self, key):
nbf = datetime.utcnow() + timedelta(seconds=5)
claims = {
'nbf': nbf,
}
options = {
'leeway': 10
}
token = jwt.encode(claims, key)
jwt.decode(token, key, options=options)
def test_nbf_in_future(self, key):
nbf = datetime.utcnow() + timedelta(seconds=5)
claims = {
'nbf': nbf
}
token = jwt.encode(claims, key)
with pytest.raises(JWTError):
jwt.decode(token, key)
def test_nbf_skip(self, key):
nbf = datetime.utcnow() + timedelta(seconds=5)
claims = {
'nbf': nbf
}
token = jwt.encode(claims, key)
with pytest.raises(JWTError):
jwt.decode(token, key)
options = {
'verify_nbf': False
}
jwt.decode(token, key, options=options)
def test_exp_not_int(self, key):
claims = {
'exp': 'test'
}
token = jwt.encode(claims, key)
with pytest.raises(JWTError):
jwt.decode(token, key)
def test_exp_datetime(self, key):
exp = datetime.utcnow() + timedelta(seconds=5)
claims = {
'exp': exp
}
token = jwt.encode(claims, key)
jwt.decode(token, key)
def test_exp_with_leeway(self, key):
exp = datetime.utcnow() - timedelta(seconds=5)
claims = {
'exp': exp,
}
options = {
'leeway': 10
}
token = jwt.encode(claims, key)
jwt.decode(token, key, options=options)
def test_exp_in_past(self, key):
exp = datetime.utcnow() - timedelta(seconds=5)
claims = {
'exp': exp
}
token = jwt.encode(claims, key)
with pytest.raises(JWTError):
jwt.decode(token, key)
def test_exp_skip(self, key):
exp = datetime.utcnow() - timedelta(seconds=5)
claims = {
'exp': exp
}
token = jwt.encode(claims, key)
with pytest.raises(JWTError):
jwt.decode(token, key)
options = {
'verify_exp': False
}
jwt.decode(token, key, options=options)
def test_aud_string(self, key):
aud = 'audience'
claims = {
'aud': aud
}
token = jwt.encode(claims, key)
jwt.decode(token, key, audience=aud)
def test_aud_list(self, key):
aud = 'audience'
claims = {
'aud': [aud]
}
token = jwt.encode(claims, key)
jwt.decode(token, key, audience=aud)
def test_aud_list_multiple(self, key):
aud = 'audience'
claims = {
'aud': [aud, 'another']
}
token = jwt.encode(claims, key)
jwt.decode(token, key, audience=aud)
def test_aud_list_is_strings(self, key):
aud = 'audience'
claims = {
'aud': [aud, 1]
}
token = jwt.encode(claims, key)
with pytest.raises(JWTError):
jwt.decode(token, key, audience=aud)
def test_aud_case_sensitive(self, key):
aud = 'audience'
claims = {
'aud': [aud]
}
token = jwt.encode(claims, key)
with pytest.raises(JWTError):
jwt.decode(token, key, audience='AUDIENCE')
def test_aud_empty_claim(self, claims, key):
aud = 'audience'
token = jwt.encode(claims, key)
jwt.decode(token, key, audience=aud)
def test_aud_not_string_or_list(self, key):
aud = 1
claims = {
'aud': aud
}
token = jwt.encode(claims, key)
with pytest.raises(JWTError):
jwt.decode(token, key)
def test_aud_given_number(self, key):
aud = 'audience'
claims = {
'aud': aud
}
token = jwt.encode(claims, key)
with pytest.raises(JWTError):
jwt.decode(token, key, audience=1)
def test_iss_string(self, key):
iss = 'issuer'
claims = {
'iss': iss
}
token = jwt.encode(claims, key)
jwt.decode(token, key, issuer=iss)
def test_iss_invalid(self, key):
iss = 'issuer'
claims = {
'iss': iss
}
token = jwt.encode(claims, key)
with pytest.raises(JWTError):
jwt.decode(token, key, issuer='another')
def test_sub_string(self, key):
sub = 'subject'
claims = {
'sub': sub
}
token = jwt.encode(claims, key)
jwt.decode(token, key)
def test_sub_invalid(self, key):
sub = 1
claims = {
'sub': sub
}
token = jwt.encode(claims, key)
with pytest.raises(JWTError):
jwt.decode(token, key)
def test_sub_correct(self, key):
sub = 'subject'
claims = {
'sub': sub
}
token = jwt.encode(claims, key)
jwt.decode(token, key, subject=sub)
def test_sub_incorrect(self, key):
sub = 'subject'
claims = {
'sub': sub
}
token = jwt.encode(claims, key)
with pytest.raises(JWTError):
jwt.decode(token, key, subject='another')
def test_jti_string(self, key):
jti = 'JWT ID'
claims = {
'jti': jti
}
token = jwt.encode(claims, key)
jwt.decode(token, key)
def test_jti_invalid(self, key):
jti = 1
claims = {
'jti': jti
}
token = jwt.encode(claims, key)
with pytest.raises(JWTError):
jwt.decode(token, key)
def test_at_hash(self, claims, key):
access_token = '<ACCESS_TOKEN>'
token = jwt.encode(claims, key, access_token=access_token)
payload = jwt.decode(token, key, access_token=access_token)
assert 'at_hash' in payload
def test_at_hash_invalid(self, claims, key):
token = jwt.encode(claims, key, access_token='<ACCESS_TOKEN>')
with pytest.raises(JWTError):
jwt.decode(token, key, access_token='<OTHER_TOKEN>')
def test_at_hash_missing_access_token(self, claims, key):
token = jwt.encode(claims, key, access_token='<ACCESS_TOKEN>')
with pytest.raises(JWTError):
jwt.decode(token, key)
def test_at_hash_missing_claim(self, claims, key):
token = jwt.encode(claims, key)
with pytest.raises(JWTError):
jwt.decode(token, key, access_token='<ACCESS_TOKEN>')
def test_at_hash_unable_to_calculate(self, claims, key):
token = jwt.encode(claims, key, access_token='<ACCESS_TOKEN>')
with pytest.raises(JWTError):
jwt.decode(token, key, access_token='\xe2')
def test_unverified_claims_string(self):
token = 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.aW52YWxpZCBjbGFpbQ.iOJ5SiNfaNO_pa2J4Umtb3b3zmk5C18-mhTCVNsjnck'
with pytest.raises(JWTError):
jwt.get_unverified_claims(token)
def test_unverified_claims_list(self):
token = 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.WyJpbnZhbGlkIiwgImNsYWltcyJd.nZvw_Rt1FfUPb5OiVbrSYZGtWSE5c-gdJ6nQnTTBkYo'
with pytest.raises(JWTError):
jwt.get_unverified_claims(token)
def test_unverified_claims_object(self, claims, key):
token = jwt.encode(claims, key)
assert jwt.get_unverified_claims(token) == claims