public void GetBaseString_Test(string expected, string timestamp, string body)
        {
            string actual = SlackSignatureUtilities.GetBaseString(timestamp, body);

            Assert.Equal(expected, actual);
        }
        public void ComputeSignature_Test(string expected, string timestamp, string body, string secret)
        {
            string actual = SlackSignatureUtilities.ComputeSignature(timestamp, body, secret);

            Assert.Equal(expected.ToLower(), actual.ToLower());
        }
 public void IsTimestampAboutNow_Test(bool expected, DateTime now, DateTime timeStamp)
 {
     Assert.Equal(expected, SlackSignatureUtilities.IsTimestampAboutNow(timeStamp.Ticks, now));
 }