public void Test_ReplaceInFile()
        {
            Console.WriteLine("");
            Console.WriteLine("Preparing test");
            Console.WriteLine("");

            var fileName = "hello.txt";

            var oldValue = "hello";

            var newValue = "hi";

            var filePath = Path.GetFullPath(fileName);

            File.WriteAllText(filePath, "hello world");

            var replacer = new Replacer(Environment.CurrentDirectory);

            replacer.IsVerbose     = true;
            replacer.CommitChanges = true;

            Console.WriteLine("");
            Console.WriteLine("Executing test");
            Console.WriteLine("");

            replacer.ReplaceInFile(fileName, oldValue, newValue);
            replacer.IsVerbose = true;

            Console.WriteLine("");
            Console.WriteLine("Analysing test");
            Console.WriteLine("");

            Assert.IsTrue(File.Exists(filePath));

            var newContent = File.ReadAllText(filePath);

            var expectedContent = "hi world";

            Assert.AreEqual(expectedContent, newContent);
        }