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add test for the 'check' argument

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This commit is contained in:
Lucy Linder 2017-08-31 12:00:40 +02:00
parent 08ea93337e
commit 2d5b7877e9
1 changed files with 15 additions and 1 deletions
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16
test/test_function_barcode.py
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@ -7,7 +7,7 @@ from __future__ import unicode_literals
import escpos.printer as printer import escpos.printer as printer
from escpos.constants import BARCODE_TYPE_A, BARCODE_TYPE_B from escpos.constants import BARCODE_TYPE_A, BARCODE_TYPE_B
from escpos.capabilities import Profile, BARCODE_B from escpos.capabilities import Profile, BARCODE_B
from escpos.exceptions import BarcodeTypeError from escpos.exceptions import BarcodeTypeError, BarcodeCodeError
import pytest import pytest
@ -36,3 +36,17 @@ def test_lacks_support(bctype, supports_b):
instance.barcode('test', bctype) instance.barcode('test', bctype)
assert instance.output == b'' assert instance.output == b''
@pytest.mark.parametrize("bctype,data", [
('EAN13', 'AA'),
('CODE128', '{D2354AA'),
])
def test_code_check(bctype, data):
"""should raise an error if the barcode code is invalid.
"""
instance = printer.Dummy()
with pytest.raises(BarcodeCodeError):
instance.barcode(data, bctype)
assert instance.output == b''