def test_load_protocols_fails_on_repeated_protocol(self):
register_protocols('mock')(MockCabinet)
protocols = {}
cabinets.plugins.load_to_cache(MockCabinet, protocols,
cabinets.Cabinet)
with self.assertRaises(cabinets.plugins.CabinetsPluginError):
cabinets.plugins.load_to_cache(MockCabinet, protocols,
cabinets.Cabinet)
def test_load_protocols(self):
register_protocols('mock')(MockCabinet)
protocols = {}
cabinets.plugins.load_to_cache(MockCabinet, protocols,
cabinets.Cabinet)
self.assertDictEqual(protocols, {'mock': MockCabinet})
def test_register_protocols_fails_on_attempt_to_register_instance(self):
with self.assertRaises(CabinetError) as err:
register_protocols('mock')(42)
self.assertIn('must be a class', str(err.exception))
def test_register_protocols_fails_on_parser_subclass_check(self):
with self.assertRaises(CabinetError) as err:
register_protocols('mock')(MockParser)
self.assertIn('not a subclass', str(err.exception))
def test_register_protocols_fails_on_double_register(self):
with self.assertRaises(CabinetError):
_ = register_protocols('mock')(MockCabinet)
_ = register_protocols('mock')(MockCabinet)
def test_register_protocols_succeeds(self):
cls = register_protocols('mock')(MockCabinet)
self.assertIs(cls, MockCabinet)
self.assertIn('mock', MockCabinet._protocols)