4955fe3264
Python 2.7 EOL is arriving on 2020-01-01: https://pythonclock.org/ This will allow us to use Python 3 only libraries, like python-barcode, which can maintain a reduced, simpler codebase, due to only one version to support. Signed-off-by: Romain Porte <microjoe@microjoe.org>
27 lines
767 B
Python
27 lines
767 B
Python
#!/usr/bin/python
|
|
"""verifies that the metaclass abc is properly used by Escpos
|
|
|
|
:author: `Patrick Kanzler <patrick.kanzler@fablab.fau.de>`_
|
|
:organization: `python-escpos <https://github.com/python-escpos>`_
|
|
:copyright: Copyright (c) 2016 Patrick Kanzler
|
|
:license: MIT
|
|
"""
|
|
|
|
|
|
from nose.tools import raises
|
|
|
|
import escpos.escpos as escpos
|
|
from abc import ABCMeta
|
|
|
|
|
|
@raises(TypeError)
|
|
def test_abstract_base_class_raises():
|
|
"""test whether the abstract base class raises an exception for Escpos"""
|
|
escpos.Escpos() # This call should raise TypeError because of abstractmethod _raw()
|
|
|
|
|
|
def test_abstract_base_class():
|
|
""" test whether Escpos has the metaclass ABCMeta """
|
|
assert issubclass(escpos.Escpos, object)
|
|
assert type(escpos.Escpos) is ABCMeta
|