73 lines
2.1 KiB
Python
73 lines
2.1 KiB
Python
"""Test script for the binhex C module
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Uses the mechanism of the python binhex module
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Based on an original test by Roger E. Masse.
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"""
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import unittest
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from test import support
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from test.support import import_helper
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from test.support import os_helper
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from test.support import warnings_helper
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with warnings_helper.check_warnings(('', DeprecationWarning)):
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binhex = import_helper.import_fresh_module('binhex')
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class BinHexTestCase(unittest.TestCase):
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def setUp(self):
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# binhex supports only file names encodable to Latin1
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self.fname1 = os_helper.TESTFN_ASCII + "1"
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self.fname2 = os_helper.TESTFN_ASCII + "2"
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self.fname3 = os_helper.TESTFN_ASCII + "very_long_filename__very_long_filename__very_long_filename__very_long_filename__"
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def tearDown(self):
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os_helper.unlink(self.fname1)
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os_helper.unlink(self.fname2)
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os_helper.unlink(self.fname3)
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DATA = b'Jack is my hero'
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def test_binhex(self):
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with open(self.fname1, 'wb') as f:
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f.write(self.DATA)
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binhex.binhex(self.fname1, self.fname2)
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binhex.hexbin(self.fname2, self.fname1)
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with open(self.fname1, 'rb') as f:
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finish = f.readline()
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self.assertEqual(self.DATA, finish)
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def test_binhex_error_on_long_filename(self):
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"""
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The testcase fails if no exception is raised when a filename parameter provided to binhex.binhex()
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is too long, or if the exception raised in binhex.binhex() is not an instance of binhex.Error.
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"""
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f3 = open(self.fname3, 'wb')
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f3.close()
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self.assertRaises(binhex.Error, binhex.binhex, self.fname3, self.fname2)
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def test_binhex_line_endings(self):
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# bpo-29566: Ensure the line endings are those for macOS 9
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with open(self.fname1, 'wb') as f:
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f.write(self.DATA)
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binhex.binhex(self.fname1, self.fname2)
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with open(self.fname2, 'rb') as fp:
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contents = fp.read()
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self.assertNotIn(b'\n', contents)
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def test_main():
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support.run_unittest(BinHexTestCase)
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if __name__ == "__main__":
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test_main()
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