public void ExecuteRules_WithDisabledRule_DisabledRuleIsNotRun()
{
var patient = new Patient { Name = new Name () };
var patientRuleCollection = new PatientRuleCollection ();
patientRuleCollection.FirstNameCannotBeNull.Disable ();
var ruleRun = false;
var ruleBuilder = new RuleBuilder<RuleEngineContext<Patient>, Patient> ( patientRuleCollection.FirstNameCannotBeNull as Rule );
ruleBuilder.Then ( p => ruleRun = true ).ElseThen ( p => ruleRun = true );
var ruleEngine = new RuleEngine<Patient> ( patientRuleCollection );
var ruleEngineContext = new RuleEngineContext<Patient> ( patient );
ruleEngineContext.WorkingMemory.AddContextObject ( new Name () );
ruleEngine.ExecuteRules ( ruleEngineContext );
Assert.IsFalse ( ruleRun );
}
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 ExecuteRules_GivenPatientRuleCollection_AllRulesRun()
{
var patient = new Patient { Name = new Name () };
var patientRuleCollection = new PatientRuleCollection ();
var runRuleCount = 0;
foreach ( var patientRule in patientRuleCollection )
{
var ruleBuilder = new RuleBuilder<RuleEngineContext<Patient>, Patient> ( patientRule as Rule );
ruleBuilder.Then ( p => runRuleCount++ ).ElseThen ( p => runRuleCount++ );
}
var ruleEngine = new RuleEngine<Patient> ( patientRuleCollection );
var ruleEngineContext = new RuleEngineContext<Patient> ( patient );
ruleEngineContext.WorkingMemory.AddContextObject ( new Name () );
ruleEngine.ExecuteRules ( ruleEngineContext );
Assert.AreEqual ( patientRuleCollection.Count (), runRuleCount );
}
