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2165cea548
[bpo-29566]() notes that binhex.binhex uses inconsistent line endings (both Unix and MacOS9 line endings are used). This PR changes this to use the MacOS9 line endings everywhere.
72 lines
2.1 KiB
Python
72 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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