public void BDefined_InstructionWithValidMembers_WhenCreateValidated_ReturnsTrue()
        {
            //Arrange: a defined instruction with all valid members is created.
            BDefined_Instruction defined_instruction = new BDefined_Instruction {
                Description =
                    "Definition"
            };

            //Act: The defined instruction is checked if it is create valid.
            bool valid = defined_instruction.CreateValid();

            //Assert: The defined instruction is valid for creation.
            Assert.AreEqual(true, valid);
        }
        public void BDefined_InstructionWithInvalidMembers_WhenCreateValidated_ReturnsFalse()
        {
            //Arrange: a defined instruction with all invalid members is created.
            BDefined_Instruction defined_instruction = new BDefined_Instruction{
                Description =
                    "1234567890123456789012345678901234567890123456789012345678901234567890"
            };

            //Act: The defined instruction is checked if it is create valid.
            bool valid = defined_instruction.CreateValid();

            //Assert: The defined instruction is not valid for creation.
            Assert.AreEqual(false, valid);
        }