public void ValueShouldThrowExceptionGivenNullScalar()
{
Scalar <object> scalar = new NotNull <object>(null);
Action action = () => scalar.Value();
action.ShouldThrow <Exception>().WithMessage("NULL instead of valid scalar");
}
public void ValueShouldThrowExceptionGivenValidValue()
{
object actual = new object();
Scalar <object> scalar = new NotNull <object>(actual);
object expected = scalar.Value();
expected.Should().BeSameAs(actual);
}