public void GetValidationResult_Should_ReturnValid()
{
var attribute = new RequiredEnumAttribute();
var result = attribute.GetValidationResult(TestEnum.A, new ValidationContext(this));
result.Should().BeNull();
}
public void GetValidationResult_Should_ReturnInvalid_ForNull()
{
var attribute = new RequiredEnumAttribute();
var result = attribute.GetValidationResult(null, new ValidationContext(this));
result.ErrorMessage.Should().NotBeNull();
}