System.Net.Mail.Tests.SmtpExceptionTest.TestConstructorWithStringAndExceptionArgument C# (CSharp) Method

        public void TestConstructorWithStringAndExceptionArgument()
        {
            string msg = "MESSAGE";
            Exception inner = new Exception();
            SmtpException se;

            se = new SmtpException(msg, inner);
            Assert.NotNull(se.Data);
            Assert.Equal(0, se.Data.Keys.Count);
            Assert.Same(inner, se.InnerException);
            Assert.Same(msg, se.Message);
            Assert.Equal(SmtpStatusCode.GeneralFailure, se.StatusCode);

            se = new SmtpException(msg, null);
            Assert.NotNull(se.Data);
            Assert.Equal(0, se.Data.Keys.Count);
            Assert.Null(se.InnerException);
            Assert.Same(msg, se.Message);
            Assert.Equal(SmtpStatusCode.GeneralFailure, se.StatusCode);

            se = new SmtpException((string)null, inner);
            Assert.NotNull(se.Data);
            Assert.Equal(0, se.Data.Keys.Count);
            Assert.Same(inner, se.InnerException);
            Assert.NotNull(se.Message);
            Assert.Equal(new SmtpException((string)null).Message, se.Message);
            Assert.Equal(SmtpStatusCode.GeneralFailure, se.StatusCode);

            se = new SmtpException((string)null, (Exception)null);
            Assert.NotNull(se.Data);
            Assert.Equal(0, se.Data.Keys.Count);
            Assert.Null(se.InnerException);
            Assert.NotNull(se.Message);
            Assert.Equal(new SmtpException((string)null).Message, se.Message);
            Assert.Equal(SmtpStatusCode.GeneralFailure, se.StatusCode);
        }
    }