public void Build_Should_ReturnResult_When_MemberSetOnConstructor()
        {
            IVehicleStub member = new VehicleStub(1, 2);
            var          actual = new VehicleMemberBuilder(member).Build();

            Assert.NotNull(actual);
            Assert.Equal(member.Speed, actual.Speed);
            Assert.Equal(member.NumberOfWheels, actual.NumberOfWheels);
        }
        public void Build_Should_ReturnDefaultResult_When_MemberNotSet()
        {
            var actual = new VehicleMemberBuilder().Build();

            Assert.Null(actual);
        }