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909b5714e1
func:`hashlib.new` passed ``usedforsecurity`` to OpenSSL EVP constructor ``_hashlib.new()``. test_hashlib and test_smtplib handle strict security policy better. Signed-off-by: Christian Heimes <christian@python.org> Automerge-Triggered-By: @tiran
78 lines
2.6 KiB
Python
78 lines
2.6 KiB
Python
"""Tests for the md5sum script in the Tools directory."""
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import os
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import unittest
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from test import support
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from test.support import hashlib_helper
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from test.support.script_helper import assert_python_ok, assert_python_failure
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from test.test_tools import scriptsdir, skip_if_missing
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skip_if_missing()
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@hashlib_helper.requires_hashdigest('md5')
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class MD5SumTests(unittest.TestCase):
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@classmethod
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def setUpClass(cls):
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cls.script = os.path.join(scriptsdir, 'md5sum.py')
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os.mkdir(support.TESTFN)
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cls.fodder = os.path.join(support.TESTFN, 'md5sum.fodder')
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with open(cls.fodder, 'wb') as f:
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f.write(b'md5sum\r\ntest file\r\n')
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cls.fodder_md5 = b'd38dae2eb1ab346a292ef6850f9e1a0d'
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cls.fodder_textmode_md5 = b'a8b07894e2ca3f2a4c3094065fa6e0a5'
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@classmethod
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def tearDownClass(cls):
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support.rmtree(support.TESTFN)
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def test_noargs(self):
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rc, out, err = assert_python_ok(self.script)
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self.assertEqual(rc, 0)
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self.assertTrue(
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out.startswith(b'd41d8cd98f00b204e9800998ecf8427e <stdin>'))
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self.assertFalse(err)
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def test_checksum_fodder(self):
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rc, out, err = assert_python_ok(self.script, self.fodder)
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self.assertEqual(rc, 0)
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self.assertTrue(out.startswith(self.fodder_md5))
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for part in self.fodder.split(os.path.sep):
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self.assertIn(part.encode(), out)
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self.assertFalse(err)
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def test_dash_l(self):
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rc, out, err = assert_python_ok(self.script, '-l', self.fodder)
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self.assertEqual(rc, 0)
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self.assertIn(self.fodder_md5, out)
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parts = self.fodder.split(os.path.sep)
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self.assertIn(parts[-1].encode(), out)
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self.assertNotIn(parts[-2].encode(), out)
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def test_dash_t(self):
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rc, out, err = assert_python_ok(self.script, '-t', self.fodder)
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self.assertEqual(rc, 0)
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self.assertTrue(out.startswith(self.fodder_textmode_md5))
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self.assertNotIn(self.fodder_md5, out)
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def test_dash_s(self):
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rc, out, err = assert_python_ok(self.script, '-s', '512', self.fodder)
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self.assertEqual(rc, 0)
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self.assertIn(self.fodder_md5, out)
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def test_multiple_files(self):
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rc, out, err = assert_python_ok(self.script, self.fodder, self.fodder)
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self.assertEqual(rc, 0)
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lines = out.splitlines()
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self.assertEqual(len(lines), 2)
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self.assertEqual(*lines)
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def test_usage(self):
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rc, out, err = assert_python_failure(self.script, '-h')
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self.assertEqual(rc, 2)
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self.assertEqual(out, b'')
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self.assertGreater(err, b'')
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if __name__ == '__main__':
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unittest.main()
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