class BasePasswordHasherTests(SimpleTestCase):
not_implemented_msg = "subclasses of BasePasswordHasher must provide %s() method"
def setUp(self):
self.hasher = BasePasswordHasher()
def test_load_library_no_algorithm(self):
msg = "Hasher 'BasePasswordHasher' doesn't specify a library attribute"
with self.assertRaisesMessage(ValueError, msg):
self.hasher._load_library()
def test_load_library_importerror(self):
PlainHasher = type(
"PlainHasher",
(BasePasswordHasher, ),
{
"algorithm": "plain",
"library": "plain"
},
)
msg = "Couldn't load 'PlainHasher' algorithm library: No module named 'plain'"
with self.assertRaisesMessage(ValueError, msg):
PlainHasher()._load_library()
def test_attributes(self):
self.assertIsNone(self.hasher.algorithm)
self.assertIsNone(self.hasher.library)
def test_encode(self):
msg = self.not_implemented_msg % "an encode"
with self.assertRaisesMessage(NotImplementedError, msg):
self.hasher.encode("password", "salt")
def test_decode(self):
msg = self.not_implemented_msg % "a decode"
with self.assertRaisesMessage(NotImplementedError, msg):
self.hasher.decode("encoded")
def test_harden_runtime(self):
msg = (
"subclasses of BasePasswordHasher should provide a harden_runtime() method"
)
with self.assertWarnsMessage(Warning, msg):
self.hasher.harden_runtime("password", "encoded")
def test_must_update(self):
self.assertIs(self.hasher.must_update("encoded"), False)
def test_safe_summary(self):
msg = self.not_implemented_msg % "a safe_summary"
with self.assertRaisesMessage(NotImplementedError, msg):
self.hasher.safe_summary("encoded")
def test_verify(self):
msg = self.not_implemented_msg % "a verify"
with self.assertRaisesMessage(NotImplementedError, msg):
self.hasher.verify("password", "encoded")
class BasePasswordHasherTests(SimpleTestCase):
not_implemented_msg = 'subclasses of BasePasswordHasher must provide %s() method'
def setUp(self):
self.hasher = BasePasswordHasher()
def test_load_library_no_algorithm(self):
msg = "Hasher 'BasePasswordHasher' doesn't specify a library attribute"
with self.assertRaisesMessage(ValueError, msg):
self.hasher._load_library()
def test_load_library_importerror(self):
PlainHasher = type('PlainHasher', (BasePasswordHasher, ), {
'algorithm': 'plain',
'library': 'plain'
})
msg = "Couldn't load 'PlainHasher' algorithm library: No module named 'plain'"
with self.assertRaisesMessage(ValueError, msg):
PlainHasher()._load_library()
def test_attributes(self):
self.assertIsNone(self.hasher.algorithm)
self.assertIsNone(self.hasher.library)
def test_encode(self):
msg = self.not_implemented_msg % 'an encode'
with self.assertRaisesMessage(NotImplementedError, msg):
self.hasher.encode('password', 'salt')
def test_decode(self):
msg = self.not_implemented_msg % 'a decode'
with self.assertRaisesMessage(NotImplementedError, msg):
self.hasher.decode('encoded')
def test_harden_runtime(self):
msg = 'subclasses of BasePasswordHasher should provide a harden_runtime() method'
with self.assertWarnsMessage(Warning, msg):
self.hasher.harden_runtime('password', 'encoded')
def test_must_update(self):
self.assertIs(self.hasher.must_update('encoded'), False)
def test_safe_summary(self):
msg = self.not_implemented_msg % 'a safe_summary'
with self.assertRaisesMessage(NotImplementedError, msg):
self.hasher.safe_summary('encoded')
def test_verify(self):
msg = self.not_implemented_msg % 'a verify'
with self.assertRaisesMessage(NotImplementedError, msg):
self.hasher.verify('password', 'encoded')