def test_basic_lti11_launch_request():
"""
Does a standard launch request work?
"""
oauth_consumer_key = 'my_consumer_key'
oauth_consumer_secret = 'my_shared_secret'
launch_url = 'http://jupyterhub/hub/lti/launch'
headers = {'Content-Type': 'application/x-www-form-urlencoded'}
args = factory_lti11_basic_launch_args(
oauth_consumer_key,
oauth_consumer_secret,
)
validator = LTI11LaunchValidator(
{oauth_consumer_key: oauth_consumer_secret})
assert validator.validate_launch_request(launch_url, headers, args)
def test_launch_with_same_oauth_nonce_different_oauth_timestamp():
"""
Does the launch request pass with when using a different timestamp with the
same nonce?
"""
oauth_consumer_key = 'my_consumer_key'
oauth_consumer_secret = 'my_shared_secret'
launch_url = 'http://jupyterhub/hub/lti/launch'
headers = {'Content-Type': 'application/x-www-form-urlencoded'}
args = factory_lti11_basic_launch_args(oauth_consumer_key,
oauth_consumer_secret)
validator = LTI11LaunchValidator(
{oauth_consumer_key: oauth_consumer_secret})
with pytest.raises(HTTPError):
args['oauth_timestamp'] = '0123456789'
validator.validate_launch_request(launch_url, headers, args)
def test_unregistered_shared_secret():
"""
Does the launch request work with a shared secret that does not match?
"""
oauth_consumer_key = 'my_consumer_key'
oauth_consumer_secret = 'my_shared_secret'
launch_url = 'http://jupyterhub/hub/lti/launch'
headers = {'Content-Type': 'application/x-www-form-urlencoded'}
args = factory_lti11_basic_launch_args(
oauth_consumer_key,
oauth_consumer_secret,
)
validator = LTI11LaunchValidator(
{oauth_consumer_key: 'my_other_shared_secret'})
with pytest.raises(HTTPError):
validator.validate_launch_request(launch_url, headers, args)
def test_launch_with_missing_oauth_signature_method_key():
"""
Does the launch request work with a missing oauth_signature_method key?
"""
oauth_consumer_key = 'my_consumer_key'
oauth_consumer_secret = 'my_shared_secret'
launch_url = 'http://jupyterhub/hub/lti/launch'
headers = {'Content-Type': 'application/x-www-form-urlencoded'}
args = factory_lti11_basic_launch_args(oauth_consumer_key,
oauth_consumer_secret)
del args['oauth_signature_method']
validator = LTI11LaunchValidator(
{oauth_consumer_key: oauth_consumer_secret})
with pytest.raises(HTTPError):
validator.validate_launch_request(launch_url, headers, args)
def test_launch_with_fake_oauth_consumer_key_value():
"""
Does the launch request work when the consumer_key isn't correct?
"""
oauth_consumer_key = 'my_consumer_key'
oauth_consumer_secret = 'my_shared_secret'
launch_url = 'http://jupyterhub/hub/lti/launch'
headers = {'Content-Type': 'application/x-www-form-urlencoded'}
args = factory_lti11_basic_launch_args(
oauth_consumer_key,
oauth_consumer_secret,
)
validator = LTI11LaunchValidator(
{oauth_consumer_key: oauth_consumer_secret})
with pytest.raises(HTTPError):
args['oauth_consumer_key'] = [b'fake_consumer_key'][0].decode('utf-8')
assert validator.validate_launch_request(launch_url, headers, args)
def test_launch_with_none_or_empty_user_id_value():
"""
Does the launch request work with an empty or None user_id value?
"""
oauth_consumer_key = 'my_consumer_key'
oauth_consumer_secret = 'my_shared_secret'
launch_url = 'http://jupyterhub/hub/lti/launch'
headers = {'Content-Type': 'application/x-www-form-urlencoded'}
args = factory_lti11_basic_launch_args(
oauth_consumer_key,
oauth_consumer_secret,
)
validator = LTI11LaunchValidator(
{oauth_consumer_key: oauth_consumer_secret})
with pytest.raises(HTTPError):
args['user_id'] = None
validator.validate_launch_request(launch_url, headers, args)
with pytest.raises(HTTPError):
args['user_id'] = ''
validator.validate_launch_request(launch_url, headers, args)
