public void Matches_NullCommand_Returns_False()
        {
            var  mockRepository = new Mock <IUserRepository>();
            var  postingCommand = new PostingCommand(mockRepository.Object);
            bool result         = postingCommand.Matches(null);

            Assert.IsFalse(result);
        }
        public void Matches_PostCommand_Return_True()
        {
            var  mockRepository = new Mock <IUserRepository>();
            var  postingCommand = new PostingCommand(mockRepository.Object);
            bool result         = postingCommand.Matches(CommandLine);

            Assert.IsTrue(result);
        }