def test_typedec_to_nonstandard(self, impl_fixture):
class PasswordType(TypeDecorator):
impl = VARBINARY
def copy(self, **kw):
return PasswordType(self.impl.length)
def load_dialect_impl(self, dialect):
if dialect.name == "default":
impl = sqlite.NUMERIC(self.length)
else:
impl = VARBINARY(self.length)
return dialect.type_descriptor(impl)
impl_fixture.compare_type(Column("x", sqlite.NUMERIC(50)),
Column("x", PasswordType(50)))
def load_dialect_impl(self, dialect):
if dialect.name == 'default':
impl = sqlite.NUMERIC(self.length)
else:
impl = VARBINARY(self.length)
return dialect.type_descriptor(impl)