public void BuildBodyComplete_And()
        {
            var contentStep =
                new MessageBuilder.BuildContentStep.BuildBodyStep.BuildBodyCompleteStep(MailerMessage.Create());

            contentStep.And
            .Should()
            .NotBeNull()
            .And.BeOfType <MessageBuilder.BuildPostContentStep>();
        }
        public void BuildBodyComplete_Build()
        {
            var contentStep =
                new MessageBuilder.BuildContentStep.BuildBodyStep.BuildBodyCompleteStep(MailerMessage.Create());
            var message = contentStep.Build();

            message
            .Should()
            .NotBeNull()
            .And.BeOfType <MailerMessage>();
        }