public void GivenNonNullValue_Clones_AndSetsMemberToSpecifiedValue()
            {
                var bar    = new CloneableBar();
                var actual = bar.CloneWith(_ => _.Value, "ABC");

                actual.Value.Should().Be("ABC");
                actual.Should().NotBeSameAs(bar);
            }
            public void GivenNullValue_Clones_AndSetsMemberToNull()
            {
                var bar = new CloneableBar {
                    Value = "XYZ"
                };
                var actual = bar.CloneWith(_ => _.Value, null);

                actual.Value.Should().BeNull();
                actual.Should().NotBeSameAs(bar);
            }