gistfile1.cs

            var assembly = typeof(MeterCommunicator).Assembly;
            var commands = assembly.GetTypes().Where(t => t.IsSubclassOf(typeof(CommandBase)));

            var output = new StringBuilder();

            foreach (var command in commands)
            {
                string test =
@"[TestMethod]
public void {0}Test()
{
    {0} target = new {0}();

    byte[] expected = {{ CommandBase.CommunicationAddress, {0}.CommandId }};
    byte[] actual = target.Create();

    CollectionAssert.AreEqual(expected, actual);
}

";            
                output.AppendFormat(test, command.Name);                    
            }