public void Validate_OptionalCollection_Using_Registered_Specification()
{
//Build test data
var customer = new Customer() { Name = "TestCustomer"};
var validContact = new Contact() {FirstName = "Johnny B", LastName = "Good"};
var invalidContact = new Contact() { FirstName = "Baddy"};
customer.Contacts = new List<Contact>() {validContact, invalidContact};
//Build specifications
ValidationCatalog.AddSpecification<Customer>(spec =>
{
spec.Check(cust => cust.Name).Required();
spec.Check(cust => cust.Contacts).Required();
});
ValidationCatalog.AddSpecification<Contact>(spec =>
{
spec.Check(c => c.FirstName).Required();
spec.Check(c => c.LastName).Required();
});
ValidationCatalog.ValidateObjectGraph = true;
//Validate
var results = ValidationCatalog.Validate(customer);
Assert.That(results.Errors.Count, Is.AtLeast(1));
}
public void ForEachSpecification_IsInvalid()
{
//Don't implicitly validate object graph
ValidationCatalog.ValidateObjectGraph = false;
//create list of contacts to validate
var contacts = new List<Contact>
{
new Contact() {FirstName = String.Empty, LastName = "Smith"},
new Contact() {FirstName = String.Empty, LastName = String.Empty},
new Contact() {FirstName = "Joe", LastName = "Smith"}
};
var customer = new Customer() {Name = "Smith Industries", Contacts = contacts};
//Add Specification for Customer and Address
ValidationCatalog.AddSpecification<Customer>(spec =>
{
spec.Check(c => c.Contacts).Required().ForEachSpecification<Contact>(
cspec =>
{
cspec.Check(c => c.LastName).Required();
cspec.Check(c => c.FirstName).Required();
});
});
//Validate Customer
var results = ValidationCatalog.Validate(customer);
Assert.That(results.Errors, Is.Not.Empty);
var allerrors = results.Errors.First().AllErrorMessages().ToList();
Assert.That(results.Errors.First().NestedValidationResults, Is.Not.Empty);
}
public void CustomerName_Optional_IsValid()
{
var customer = new Customer();
var spec = new CustomerSpecification();
spec.Check(cust => cust.Name).Optional();
List<ValidationResult> notification = spec.Validate(customer);
Assert.IsEmpty(notification);
}
public void CustomerName_OptionalAndLength_IsNotValid()
{
var customer = new Customer() { Name = "A"};
var spec = new CustomerSpecification();
spec.Check(cust => cust.Name).Optional().LengthBetween(2, 100);
List<ValidationResult> notification = spec.Validate(customer);
Assert.IsNotEmpty(notification);
Assert.AreEqual(1, notification.Count);
}
public void Validate_OptionalNestedProperty_WithNullValue_IsValid()
{
var customer = new Customer();
ValidationCatalog.AddSpecification<Customer>( spec => spec.Check(cust => cust.Address.Street).Optional()
.MaxLength(255));
var results = ValidationCatalog.Validate(customer);
Assert.That(results.Errors, Is.Empty);
}
public void CustomerAddressCountry_Required_IsValid()
{
var customer = new Customer() { Address = new Address() { Country = new Country() } };
var spec = new CustomerSpecification();
spec.Check(cust => cust.Address.Country.Name).Required();
List<ValidationResult> notification = spec.Validate(customer);
Assert.That(notification, Is.Not.Empty);
Assert.That(notification.Count, Is.EqualTo(1));
Assert.That(notification[0].Message, Is.EqualTo("Address Country Name is required."));
}
public void When_Required_And_CollectionValue_Is_Null()
{
var customer = new Customer();
var validator = new Required<Customer, IEnumerable>();
var context = new RuleValidatorContext<Customer, IEnumerable>(customer, "Contacts", customer.Contacts, null, null);
//Validate the validator only, return true of no error returned
var result = validator.Validate(context, null);
Assert.IsNotEmpty(result.Message);
}
public void When_Required_And_StringValue_Is_Null()
{
var customer = new Customer();
var validator = new Required<Customer, string>();
var context = new RuleValidatorContext<Customer, string>(customer, "Name", customer.Name, null, null);
//Validate the validator only, return true of no error returned
var result = validator.Validate(context, null);
Assert.IsNotEmpty(result.Message);
}
public void ValidationNotification_WithOneError_IsValid()
{
ValidationCatalog.AddSpecification<Customer>(spec =>
{
spec.Check(c => c.Name).Required();
spec.Warn(c => c.Address).Required().Specification<AddressSpecification>();
});
var customer = new Customer();
var vn = ValidationCatalog.Validate(customer);
Assert.That(vn.IsValid, Is.False);
}
public void When_Required_And_StringValue_Is_Null()
{
var customer = new Customer();
var validator = new Required<Customer, string>();
var context = new RuleValidatorContext<Customer, string>(customer, "Name", customer.Name, null, ValidationLevelType.Error, null);
var notification = new ValidationNotification();
//Validate the validator only, return true of no error returned
validator.Validate(context, null, notification);
Assert.IsNotEmpty(notification.Errors[0].Message);
}
public void When_Required_And_CollectionValue_Is_Empty_IsInvalid()
{
var customer = new Customer() {Contacts = new List<Contact>()};
var validator = new Required<Customer, IEnumerable>();
var context = new RuleValidatorContext<Customer, IEnumerable>(customer, "Contacts", customer.Contacts, null, ValidationLevelType.Error, null);
var notification = new ValidationNotification();
//Validate the validator only, return true of no error returned
validator.Validate(context, null, notification);
Assert.IsNotEmpty(notification.Errors[0].Message);
}
public void Specification_WithWarn_ReturnsValidationResultAsWarn()
{
var spec = new CustomerSpecification();
spec.Check(c => c.Name).Required();
spec.Warn(c => c.Address).Required().Specification<AddressSpecification>();
var customer = new Customer();
var validationResults = spec.Validate(customer);
var addressValidationResult = validationResults.Errors.Where(vr => vr.Property.Name == "Address").First();
var nameValidationResult = validationResults.Errors.Where(vr => vr.Property.Name == "Name").First();
Assert.That(addressValidationResult.Level == ValidationLevelType.Warn);
Assert.That(nameValidationResult.Level == ValidationLevelType.Error);
}
public void CustomerContacts_Lambda_IsNotValid()
{
var contact1 = new Contact() { DateOfBirth = DateTime.Now.AddYears(-19) };
var contact2 = new Contact() { DateOfBirth = DateTime.Now.AddYears(-22) };
var customer = new Customer() { Contacts = new List<Contact> { contact1, contact2 } };
var spec = new CustomerSpecification();
spec.Check(
c => from contact in c.Contacts where contact.DateOfBirth < DateTime.Now.AddYears(-20) select contact)
.Optional()
.ForEach(c => ((Contact)c).Active, "All contacts under age of 20 must be active.");
List<ValidationResult> notification = spec.Validate(customer);
Assert.IsNotEmpty(notification);
Assert.AreEqual(1, notification.Count);
}
public void When_validated_with_ExplicitSpecification()
{
//Don't implicitly validate object graph
ValidationCatalog.ValidateObjectGraph = false;
var customer = new Customer { Name = "SampleCustomer", Address = new Address() { Country = new Country() {Id = "DE", Name = "Germany"}, Street = "1234 Offenbacher Strasse"} };
//Add Specification for Customer for international addresses
ValidationCatalog.SpecificationContainer.Add(new InternationalAddressSpecification());
ValidationCatalog.AddSpecification<Customer>(spec => spec.Check(c => c.Address).Required().Specification<InternationalAddressSpecification>());
//Validate Customer
var results = ValidationCatalog.Validate(customer);
Assert.That(results.Errors, Is.Not.Empty);
Assert.That(results.Errors.First().NestedValdiationResults, Is.Not.Empty);
}
public void When_validated_with_DefaultSpecification()
{
//Don't implicitly validate object graph
ValidationCatalog.ValidateObjectGraph = false;
var customer = new Customer {Name = "SampleCustomer", Address = new Address()};
//Add Specification for Customer and Address
ValidationCatalog.SpecificationContainer.Add(new AddressSpecification());
ValidationCatalog.SpecificationContainer.Add(new CustomerAddressSpecification());
//Validate Customer
var results = ValidationCatalog.Validate(customer);
Assert.That(results.Errors, Is.Not.Empty);
Assert.That(results.Errors.First().NestedValdiationResults, Is.Not.Empty);
}
public void SpecificationExpression()
{
var customer = new Customer {
Name = "SampleCustomer",
Contacts = new List<Contact>()
{
new Contact() {LastName = "Smith"}
},
Address = new Address()
{
Country = new Country(){Id = "DE", Name = "Germany"}, Street = "1234 Offenbacher Strasse"}
};
ValidationCatalog.SpecificationContainer.Add(new CustomerAddressSpecification());
var results = ValidationCatalog.Validate(customer);
Assert.That(results.Errors, Is.Not.Empty);
}
public void CustomerName_RequiredAndNotMinLength_InvalidLength_IsNotValid()
{
var customer = new Customer { Name = string.Empty.PadLeft(105, 'X') };
var spec = new CustomerSpecification();
spec.Check(cust => cust.Name).Required().Not.MinLength(100);
List<ValidationResult> notification = spec.Validate(customer);
Assert.IsNotEmpty(notification);
Assert.AreEqual(1, notification.Count);
}
public void PastCustomerPromotionDate_IsInFuture_IsNotValid()
{
var customer = new Customer() { PromotionDate = DateTime.Now.AddDays(-1) };
var spec = new CustomerSpecification();
spec.Check(c => c.PromotionDate).Optional().IsInFuture();
List<ValidationResult> notification = spec.Validate(customer);
Assert.That(notification, Is.Not.Empty);
}
public void When_Customer_Contacts_IsInitializeButEmpty_And_DefinedRequired_IsInvalid()
{
var customer = new Customer { Contacts = new List<Contact>() };
var spec = new CustomerSpecification();
spec.Check(cust => cust.Contacts).Required();
List<ValidationResult> notifications = spec.Validate(customer);
Assert.IsNotEmpty(notifications);
}
public void CustomerName_Required_IsNotValid()
{
var customer = new Customer();
var spec = new CustomerSpecification();
spec.Check(cust => cust.Name).Required();
List<ValidationResult> notification = spec.Validate(customer);
Assert.IsNotEmpty(notification);
}
public void ValidateConcurrently()
{
ValidationCatalog.AddSpecification<Customer>(s => s.Check(c => c.Name).Required().MaxLength(50) );
Customer customer1 = new Customer() { Name = string.Empty.PadLeft(55, 'X') };
Customer customer2 = new Customer() { Name = string.Empty.PadLeft(45, 'X') };
var childThread = new Thread(() =>
{
var customer1Notification = ValidationCatalog.Validate(customer1);
Assert.IsFalse(customer1Notification.IsValid);
});
childThread.Start();
var customer2Notification = ValidationCatalog.Validate(customer2);
Assert.IsTrue(customer2Notification.IsValid);
childThread.Join();
}
