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# -*- coding: utf-8 -*- from __future__ import unicode_literals, print_function """ Performs some tests with pyBarcode. All created barcodes where saved in the tests subdirectory with a tests.html to watch them. """ __docformat__ = 'restructuredtext en' import codecs import os import sys import unittest from barcode import get_barcode, get_barcode_class, version try: from barcode.writer import ImageWriter except ImportError: ImageWriter = None # lint:ok PATH = os.path.dirname(os.path.abspath(__file__)) TESTPATH = os.path.join(PATH, 'tests') HTMLFILE = os.path.join(TESTPATH, 'index.html') HTML = """ pyBarcode {version} Test

pyBarcode {version} Tests

{body} """ OBJECTS = ('

{name}

\n' '

[SVG {name}]\n') IMAGES = ('

As PNG-Image

\n' '

[PNG {name}]

\n') NO_PIL = '

PIL was not found. No PNG-Image created.

\n' TESTCODES = ( ('ean8', '40267708'), ('ean13', '5901234123457'), ('ean14', '12345678911230'), ('upca', '36000291453'), ('jan', '4901234567894'), ('isbn10', '3-12-517154-7'), ('isbn13', '978-3-16-148410-0'), ('issn', '1144875X'), ('code39', 'Example Code 39'), ('pzn', '487780'), ('code128', 'Example Code 128 998866'), ('itf', '12341234'), ) def test(): if not os.path.isdir(TESTPATH): try: os.mkdir(TESTPATH) except OSError as e: print('Test not run.') print('Error:', e) sys.exit(1) objects = [] append = lambda x, y: objects.append(OBJECTS.format(filename=x, name=y)) append_img = lambda x, y: objects.append(IMAGES.format(filename=x, name=y)) options = dict(module_width=0.495, module_height=25.0) for codename, code in TESTCODES: bcode = get_barcode(codename, code) if codename.startswith('i'): options['center_text'] = False else: options['center_text'] = True filename = bcode.save(os.path.join(TESTPATH, codename), options=options) print('Code: {0}, Input: {1}, Output: {2}'.format( bcode.name, code, bcode.get_fullcode())) append(os.path.basename(filename), bcode.name) if ImageWriter is not None: bcodec = get_barcode_class(codename) bcode = bcodec(code, writer=ImageWriter()) opts = dict(font_size=14, text_distance=1) if codename.startswith('i'): opts['center_text'] = False else: opts['center_text'] = True filename = bcode.save(os.path.join(TESTPATH, codename), options=opts) append_img(os.path.basename(filename), bcode.name) else: objects.append(NO_PIL) # Save htmlfile with all objects with codecs.open(HTMLFILE, 'w', encoding='utf-8') as f: obj = '\n'.join(objects) f.write(HTML.format(version=version, body=obj)) class TestBarcodeBuilds(unittest.TestCase): def test_ean8(self): ref = ('1010100011000110100100110101111010101000100' '100010011100101001000101') ean = get_barcode('ean8', '40267708') bc = ean.build() self.assertEqual(ref, bc[0]) class TestChecksums(unittest.TestCase): def test_code39(self): code39 = get_barcode('code39', 'Code39') self.assertEqual('CODE39W', code39.get_fullcode()) def test_pzn(self): pzn = get_barcode('pzn', '103940') self.assertEqual('PZN-1039406', pzn.get_fullcode()) def test_ean13(self): ean = get_barcode('ean13', '400614457735') self.assertEqual('4006144577350', ean.get_fullcode()) def test_ean8(self): ean = get_barcode('ean8', '6032299') self.assertEqual('60322999', ean.get_fullcode()) def test_jan(self): jan = get_barcode('jan', '491400614457') self.assertEqual('4914006144575', jan.get_fullcode()) def test_ean14(self): ean = get_barcode('ean14', '1234567891258') self.assertEqual('12345678912589', ean.get_fullcode()) def test_isbn10(self): isbn = get_barcode('isbn10', '376926085') self.assertEqual('3769260856', isbn.isbn10) def test_isbn13(self): isbn = get_barcode('isbn13', '978376926085') self.assertEqual('9783769260854', isbn.get_fullcode()) if __name__ == '__main__': test() print('\nNow open {htmlfile} in your browser.'.format(htmlfile=HTMLFILE)) if '-v' not in sys.argv: sys.argv.append('-v') unittest.main()

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