public void Given_that_two_values_are_selected_Then_Validation_should_return_error2()
{
//Given
var target = new OneDropDownSelected("LinkToSiteId,LinkToGroupId");
var otherObject = new TestClass { LinkToSiteId = null, LinkToGroupId = null};
var testContext = new ValidationContext(otherObject, null, null);
//When
TestDelegate exceptionResult = () => target.Validate(10, testContext);
//Then
Assert.DoesNotThrow(exceptionResult);
}
public void Given_that_two_values_are_selected_Then_Validation_should_return_error()
{
//Given
var target = new OneDropDownSelected("LinkToSiteId");
var otherObject = new TestClass {LinkToSiteId = 10};
var testContext = new ValidationContext(otherObject, null, null);
//When
TestDelegate exceptionResult = () => target.Validate(30, testContext);
//Then
var exception = Assert.Throws<ValidationException>(exceptionResult);
Assert.That(exception.Message, Is.EqualTo("Only One Option Is Allowed"));
}