public void When()
{
Expression <Func <Customer, bool> > expression = x => x.Age.HasValue;
IEntityValidationRuleBuilder <Customer, string> ruleBuilder = Substitute.For <IEntityValidationRuleBuilder <Customer, string> >();
ruleBuilder.WhenForAnyArgs(x => x.SetSpecification(null)).Do(x => Assert.AreEqual(expression, x.Arg <ISpecification <Customer> >().Predicate));
EntityPropertyValidationRuleExtensions.When(ruleBuilder, expression);
ruleBuilder.ReceivedWithAnyArgs(1).SetSpecification(null);
}
public void WhenMustThrowArgumentNullExceptionWhenPredicateIsNull()
{
Assert.Throws <ArgumentNullException>(() => EntityPropertyValidationRuleExtensions.When(Substitute.For <IEntityValidationRuleBuilder <Customer, string> >(), null));
}
public void WhenMustThrowArgumentNullExceptionWhenRuleBuilderIsNull()
{
Assert.Throws <ArgumentNullException>(() => EntityPropertyValidationRuleExtensions.When <Customer, string>(null, x => x.Age != null));
}
