text: # -*- coding: utf-8 -*-
  
  import os
  import sys
  import unittest
  
  from percy import utils
  
  
  class TestPercyUtils(unittest.TestCase):
      def test_sha256hash(self):
          self.assertEqual(
            utils.sha256hash('foo'),
            '2c26b46b68ffc68ff99b453c1d30413413422d706483bfa0f98a5e886266e7ae',
          )
          self.assertEqual(
            utils.sha256hash(u'I ♡ Python'),
            '5ebc381ed49ffbbff4efabd2c5e2ac5f116984cd72fffa4272cc528176bb09f6',
          )
  
          if sys.version_info >= (3,0):
            binary_content = b'\x01\x02\x99'
          else:
            binary_content = '\x01\x02\x99'
  
          self.assertEqual(
            utils.sha256hash(binary_content),
            '17b9440d8fa6bb5eb0e06a68dd3882c01c5a757f889118f9fbdf50e6e7025581',
          )
  
      def test_base64encode(self):
          self.assertEqual(utils.base64encode('foo'), 'Zm9v')
          self.assertEqual(utils.base64encode(u'I ♡ Python'), 'SSDimaEgUHl0aG9u')
  
          if sys.version_info >= (3,0):
            binary_content = b'\x01\x02\x99'
          else:
            binary_content = '\x01\x02\x99'
  
          self.assertEqual(utils.base64encode(binary_content), 'AQKZ')
  