def test_swap_letters_broken_key_uncompressed(self):
     self.assertEqual(swap_letters('5Jw2gu1w123gjz3wLJdfLHiRVnJZvhfdK1D9ovhSmemHfkT2drJ'), None)
 def test_swap_letters_swapped_key_uncompressed(self):
     self.assertEqual(swap_letters('5KkQCnGwvv3HxxeQudv4iXeArCqmXxjLLj81AumnpfxpHzUMpTv'),
                      '5KkQCnGwvv3HxxeQudvi4XeArCqmXxjLLj81AumnpfxpHzUMpTv')
 def test_swap_letters_broken_key_compressed(self):
     self.assertEqual(swap_letters('KxKUFSro9ZPUzYEtkeqbeGQvKcuDyMmNx123S8sVndJUGZx2ycwh'), None)
 def test_swap_letters_right_key_uncompressed(self):
     self.assertEqual(swap_letters('5KMrSWx9EeNEtShQf5cL7hSAUSi846YKCwvzjSxdamzbsaPCJKs'),
                      '5KMrSWx9EeNEtShQf5cL7hSAUSi846YKCwvzjSxdamzbsaPCJKs')
 def test_swap_letters_swapped_key_compressed(self):
     self.assertEqual(swap_letters('L29UT6bAToznQioxpCpp8Cmq82xYL2VVGTvdt81Wk5gUZi5aqiUx'),
                      'L29UT6bAToznQioxpCppC8mq82xYL2VVGTvdt81Wk5gUZi5aqiUx')
 def test_swap_letters_broken_key_uncompressed(self):
     self.assertEqual(
         swap_letters(
             '5Jw2gu1w123gjz3wLJdfLHiRVnJZvhfdK1D9ovhSmemHfkT2drJ'), None)
 def test_swap_letters_right_key_compressed(self):
     self.assertEqual(swap_letters('Kwa6YeQwdScVwTvLjiPFonNMPqWFi58wUFvhLp7tWxY2Q9PCj5ji'),
                      'Kwa6YeQwdScVwTvLjiPFonNMPqWFi58wUFvhLp7tWxY2Q9PCj5ji')
 def test_swap_letters_broken_key_compressed(self):
     self.assertEqual(
         swap_letters(
             'KxKUFSro9ZPUzYEtkeqbeGQvKcuDyMmNx123S8sVndJUGZx2ycwh'), None)
 def test_swap_letters_swapped_key_uncompressed(self):
     self.assertEqual(
         swap_letters(
             '5KkQCnGwvv3HxxeQudv4iXeArCqmXxjLLj81AumnpfxpHzUMpTv'),
         '5KkQCnGwvv3HxxeQudvi4XeArCqmXxjLLj81AumnpfxpHzUMpTv')
 def test_swap_letters_swapped_key_compressed(self):
     self.assertEqual(
         swap_letters(
             'L29UT6bAToznQioxpCpp8Cmq82xYL2VVGTvdt81Wk5gUZi5aqiUx'),
         'L29UT6bAToznQioxpCppC8mq82xYL2VVGTvdt81Wk5gUZi5aqiUx')
 def test_swap_letters_right_key_uncompressed(self):
     self.assertEqual(
         swap_letters(
             '5KMrSWx9EeNEtShQf5cL7hSAUSi846YKCwvzjSxdamzbsaPCJKs'),
         '5KMrSWx9EeNEtShQf5cL7hSAUSi846YKCwvzjSxdamzbsaPCJKs')
 def test_swap_letters_right_key_compressed(self):
     self.assertEqual(
         swap_letters(
             'Kwa6YeQwdScVwTvLjiPFonNMPqWFi58wUFvhLp7tWxY2Q9PCj5ji'),
         'Kwa6YeQwdScVwTvLjiPFonNMPqWFi58wUFvhLp7tWxY2Q9PCj5ji')