StringBuilder Test4abdef(string path, int i)
        {
            StringBuilder s  = new StringBuilder();
            string        pr = Directory.GetParent(path).ToString();

            s.Append("\n   - Test File for requirement Demonstration is :-").Append("\n   - ");
            s.Append("Tokenizing few line of the file").Append("\n   - " + pr + "\\Toker\\Test.txt");
            s.Append("\n   - ").Append('-', 100);
            s.Append("\n   - LineNo.| Tokens").Append(' ', 44).Append("|Type State").Append("\n   - ").Append('-', 100);
            return(s.Append(DemoToker.testTokera((pr + "\\Toker\\Test.txt"), i)));
        }
        StringBuilder Test5(string p)
        {
            StringBuilder s  = new StringBuilder();
            string        pr = Directory.GetParent(p).ToString();

            s.Append("\n   - Test File for requirement 5 is :-").Append("\n   - ");
            s.Append("Tokenizing second line of file").Append("\n   - " + pr + "\\Toker\\Test.txt");
            s.Append("\n   - ").Append('-', 100);
            s.Append("\n   - LineNo.| Token").Append(' ', 44).Append("|No. of tokens").Append("\n   - ").Append('-', 100);
            s.Append(DemoToker.test5to(pr + "\\Toker\\Test.txt"));
            s.Append("\n   - ").Append('-', 100);
            s.Append("\n   - Thus our tokenizer uses gettok() on line 105 in file toker.cs at location ..\\Toker\\Toker.cs.");
            s.Append("\n   - Satisfying Requirement 5.");
            return(s);
        }