hunk.code_window:         exc = None
           try:
               with mock.patch('letsencrypt.cli.sys.stderr'):
                   cli.main(self.standard_args + args[:])  # NOTE: parser can alter its args!
           except errors.MissingCommandlineFlag, exc:
               self.assertTrue(message in str(exc))
           self.assertTrue(exc is not None)
       def test_noninteractive(self):
           args = ['-n', 'certonly']
  
hunk.labels: keep keep keep keep replace keep keep keep keep keep
hunk.after_edit:         except errors.MissingCommandlineFlag as exc:
  
hunk.file_path: letsencrypt/tests/cli_test.py
hunk.type: replace
file: """Tests for acme.jose.b64."""
  import unittest
  
  import six
  
  
  # https://en.wikipedia.org/wiki/Base64#Examples
  B64_PADDING_EXAMPLES = {
      b'any carnal pleasure.': (b'YW55IGNhcm5hbCBwbGVhc3VyZS4', b'='),
      b'any carnal pleasure': (b'YW55IGNhcm5hbCBwbGVhc3VyZQ', b'=='),
      b'any carnal pleasur': (b'YW55IGNhcm5hbCBwbGVhc3Vy', b''),
      b'any carnal pleasu': (b'YW55IGNhcm5hbCBwbGVhc3U', b'='),
      b'any carnal pleas': (b'YW55IGNhcm5hbCBwbGVhcw', b'=='),
  }
  
  
  B64_URL_UNSAFE_EXAMPLES = {
      six.int2byte(251) + six.int2byte(239): b'--8',
      six.int2byte(255) * 2: b'__8',
  }
  
  
  class B64EncodeTest(unittest.TestCase):
      """Tests for acme.jose.b64.b64encode."""
  
      @classmethod
      def _call(cls, data):
          from acme.jose.b64 import b64encode
          return b64encode(data)
  
      def test_empty(self):
          self.assertEqual(self._call(b''), b'')
  
      def test_unsafe_url(self):
          for text, b64 in six.iteritems(B64_URL_UNSAFE_EXAMPLES):
              self.assertEqual(self._call(text), b64)
  
      def test_different_paddings(self):
          for text, (b64, _) in six.iteritems(B64_PADDING_EXAMPLES):
              self.assertEqual(self._call(text), b64)
  
      def test_unicode_fails_with_type_error(self):
          self.assertRaises(TypeError, self._call, u'some unicode')
  
  
  class B64DecodeTest(unittest.TestCase):
      """Tests for acme.jose.b64.b64decode."""
  
      @classmethod
      def _call(cls, data):
          from acme.jose.b64 import b64decode
          return b64decode(data)
  
      def test_unsafe_url(self):
          for text, b64 in six.iteritems(B64_URL_UNSAFE_EXAMPLES):
              self.assertEqual(self._call(b64), text)
  
      def test_input_without_padding(self):
          for text, (b64, _) in six.iteritems(B64_PADDING_EXAMPLES):
              self.assertEqual(self._call(b64), text)
  
      def test_input_with_padding(self):
          for text, (b64, pad) in six.iteritems(B64_PADDING_EXAMPLES):
              self.assertEqual(self._call(b64 + pad), text)
  
      def test_unicode_with_ascii(self):
          self.assertEqual(self._call(u'YQ'), b'a')
  
      def test_non_ascii_unicode_fails(self):
          self.assertRaises(ValueError, self._call, u'\u0105')
  
      def test_type_error_no_unicode_or_bytes(self):
          self.assertRaises(TypeError, self._call, object())
  
  
  if __name__ == '__main__':
      unittest.main()  # pragma: no cover
  