# -*- coding: cp936 -*-
 
 

  import unittest
 
 

  import string
 
 

  
 

  class StringReplaceTestCase1(unittest.TestCase):
 
 

      """测试空字符替换"""
 
 

      def runTest(self):
 
 

          source="HELLO"
 
 

          expect="HELLO"
 
 

          result=string.replace(source,"","")
 
 

          self.assertEqual(expect,result)
 
 

  
 

  def suite():
 
 

      StringReplaceTestCase=unittest.makeSuite(StringReplaceTestCase1,'test')
 
 

      alltests=unittest.TestSuite(StringReplaceTestCase)
 
 

      return alltests
 
 

  
 

  runner=unittest.TextTestRunner()
 
 

  runner.run(suite())