/// <summary>
/// Invokes a rule for each item in the collection
/// </summary>
/// <typeparam name="TProperty">Type of property</typeparam>
/// <param name="expression">Expression representing the collection to validate</param>
/// <returns>An IRuleBuilder instance on which validators can be defined</returns>
public IRuleBuilderInitial <T, TProperty> RuleForEach <TProperty>(Expression <Func <T, IEnumerable <TProperty> > > expression)
{
expression.Guard("Cannot pass null to RuleForEach");
var rule = CollectionPropertyRule <TProperty> .Create(expression, () => CascadeMode);
AddRule(rule);
var ruleBuilder = new RuleBuilder <T, TProperty>(rule);
return(ruleBuilder);
}
public void ThenClause_WithRuleCollection_CollectionRulesAreRun()
{
var rule = CollectionPropertyRule.CreateCollectionPropertyRule <Patient, IEnumerable <Address> > (
p => p.Addresses, "Rule 1");
var addressRuleCollection = new AddressRuleCollection();
var ruleCalled = false;
addressRuleCollection.NewRule(() => addressRuleCollection.MyEmptyRule).When(c => ruleCalled = true);
rule.WithRuleCollection(addressRuleCollection);
var patient = new Patient();
patient.Addresses.Add(new Address(null, null, null, null, null));
var ruleEngineContext = new RuleEngineContext <Patient> (patient);
foreach (var thenClause in rule.ThenClauses)
{
thenClause(ruleEngineContext);
}
Assert.IsTrue(ruleCalled);
}
public void WithRuleCollection_WithNullRuleCollection_ThrowsArgumentException()
{
var rule = CollectionPropertyRule.CreateCollectionPropertyRule <Customer, string> (c => c.FirstName, "Rule 1");
rule.WithRuleCollection <Customer> (null);
}
public void CreateCollectionPropertyRule_WithPropertyExpression_ReturnsPropertyRule()
{
var rule = CollectionPropertyRule.CreateCollectionPropertyRule <Customer, string> (c => c.FirstName, "Rule 1");
Assert.IsInstanceOfType(rule, typeof(CollectionPropertyRule));
}
public void CreateCollectionPropertyRule_WithNullName_ThrowsArgumentException()
{
CollectionPropertyRule.CreateCollectionPropertyRule <Customer, string> (c => c.FirstName, null);
}
public void CreateCollectionPropertyRule_WithNullPropertyExpression_ThrowsArgumentException()
{
CollectionPropertyRule.CreateCollectionPropertyRule <Customer, string> (null, "Rule 1");
}