public void IsMatchTest()
 {
     {
         var rightAnswer = new CorrectAnswer("This is an apple.");
         rightAnswer.CorrectAnswerHelper = new CorrectAnswerHelperUsingRegex(rightAnswer);
         string s = null;
         Assert.False(rightAnswer.IsMatch(s));
         Assert.False(rightAnswer.IsMatch(""));
         Assert.False(rightAnswer.IsMatch(" "));
     }
     {
         var rightAnswer = new CorrectAnswer("This is an apple.");
         rightAnswer.CorrectAnswerHelper = new CorrectAnswerHelperUsingNormalizer(rightAnswer);
         string s = null;
         Assert.False(rightAnswer.IsMatch(s));
         Assert.False(rightAnswer.IsMatch(""));
         Assert.False(rightAnswer.IsMatch(" "));
     }
 }
 public void Test0()
 {
     {
         var rightAnswer = new CorrectAnswer("This is an apple.");
         rightAnswer.CorrectAnswerHelper = new CorrectAnswerHelperUsingRegex(rightAnswer);
         Assert.AreEqual("This is an apple.", rightAnswer.Text);
         Assert.AreEqual(@"This\s+is\s+an\s+apple\s*\.", ((CorrectAnswerHelperUsingRegex)rightAnswer.CorrectAnswerHelper).RegexPattern);
         Assert.True(rightAnswer.IsMatch("This is an apple."));
         Assert.True(rightAnswer.IsMatch(new []
         {
             new MondaiWord("This"),
             new MondaiWord("is"),
             new MondaiWord("an"),
             new MondaiWord("apple"),
             new MondaiWord("."),
         }));
     }
     {
         var rightAnswer = new CorrectAnswer("This is an apple.");
         rightAnswer.CorrectAnswerHelper = new CorrectAnswerHelperUsingNormalizer(rightAnswer);
         Assert.AreEqual("This is an apple.", rightAnswer.Text);
         Assert.True(rightAnswer.IsMatch("This is an apple."));
         Assert.True(rightAnswer.IsMatch(new []
         {
             new MondaiWord("This"),
             new MondaiWord("is"),
             new MondaiWord("an"),
             new MondaiWord("apple"),
             new MondaiWord("."),
         }));
     }
     {
         var rightAnswer = new CorrectAnswer(@"""Aren't you swim?"" ""No, I can't.""");
         Assert.True(rightAnswer.IsMatch(@"""Aren't  you  swim ?"" ""No , I can't."""));
     }
 }