20 lines
522 B
Python
20 lines
522 B
Python
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#!/usr/bin/python
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from __future__ import absolute_import
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from __future__ import division
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from __future__ import print_function
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from __future__ import unicode_literals
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import escpos.printer as printer
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from escpos.exceptions import CashDrawerError
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import pytest
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def test_raise_CashDrawerError():
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"""should raise an error if the sequence is invalid.
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"""
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instance = printer.Dummy()
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with pytest.raises(CashDrawerError):
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# call with sequence that is too long
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instance.cashdraw([1,1,1,1,1,1])
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