/**
* Copyright 2010 JBoss Inc
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.drools.verifier.alwaysTrue;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;
import org.drools.StatelessSession;
import org.drools.StatelessSessionResult;
import org.drools.base.RuleNameMatchesAgendaFilter;
import org.drools.verifier.TestBase;
import org.drools.verifier.VerifierComponentMockFactory;
import org.drools.verifier.components.Pattern;
import org.drools.verifier.components.SubPattern;
import org.drools.verifier.components.SubRule;
import org.drools.verifier.components.VerifierRule;
import org.drools.verifier.data.VerifierReport;
import org.drools.verifier.data.VerifierReportFactory;
import org.drools.verifier.report.components.AlwaysTrue;
import org.drools.verifier.report.components.Severity;
import org.drools.verifier.report.components.VerifierMessage;
import org.drools.verifier.report.components.VerifierMessageBase;
/**
*
* @author Toni Rikkola
*
*/
public class AlwaysTrueRuleTest extends TestBase {
public void testPatternPossibilities() throws Exception {
StatelessSession session = getStatelessSession( this.getClass().getResourceAsStream( "Rules.drl" ) );
session.setAgendaFilter( new RuleNameMatchesAgendaFilter( "Rule possibility that is always true" ) );
VerifierReport result = VerifierReportFactory.newVerifierReport();
Collection<Object> data = new ArrayList<Object>();
session.setGlobal( "result",
result );
// This rule is always true.
VerifierRule rule1 = VerifierComponentMockFactory.createRule1();
Pattern pattern1 = VerifierComponentMockFactory.createPattern1();
SubRule rp1 = new SubRule( rule1,
0 );
SubPattern pp1 = new SubPattern( pattern1,
0 );
AlwaysTrue alwaysTrue1 = new AlwaysTrue( pp1 );
SubPattern pp2 = new SubPattern( pattern1,
1 );
AlwaysTrue alwaysTrue2 = new AlwaysTrue( pp2 );
rp1.add( pp1 );
rp1.add( pp2 );
// This rule is okay.
VerifierRule rule2 = VerifierComponentMockFactory.createRule2();
Pattern pattern2 = VerifierComponentMockFactory.createPattern2();
SubRule rp2 = new SubRule( rule2,
0 );
SubPattern pp3 = new SubPattern( pattern2,
0 );
SubPattern pp4 = new SubPattern( pattern2,
1 );
AlwaysTrue alwaysTrue4 = new AlwaysTrue( pp4 );
rp2.add( pp3 );
rp2.add( pp4 );
data.add( rule1 );
data.add( rp1 );
data.add( pp1 );
data.add( pp2 );
data.add( alwaysTrue1 );
data.add( alwaysTrue2 );
data.add( rule2 );
data.add( rp2 );
data.add( pp3 );
data.add( pp4 );
data.add( alwaysTrue4 );
StatelessSessionResult sessionResult = session.executeWithResults( data );
Iterator iter = sessionResult.iterateObjects();
boolean rp1true = false;
boolean rp2true = false;
boolean rp3true = false;
boolean rp4true = false;
while ( iter.hasNext() ) {
Object o = (Object) iter.next();
if ( o instanceof AlwaysTrue ) {
AlwaysTrue alwaysTrue = (AlwaysTrue) o;
if ( !rp1true ) {
rp1true = alwaysTrue.getCause().equals( pp1 );
}
if ( !rp2true ) {
rp2true = alwaysTrue.getCause().equals( pp2 );
}
if ( !rp3true ) {
rp3true = alwaysTrue.getCause().equals( pp3 );
}
if ( !rp4true ) {
rp4true = alwaysTrue.getCause().equals( pp4 );
}
}
}
assertTrue( rp1true );
assertTrue( rp2true );
assertFalse( rp3true );
assertTrue( rp4true );
}
public void testPatterns() throws Exception {
StatelessSession session = getStatelessSession( this.getClass().getResourceAsStream( "Rules.drl" ) );
session.setAgendaFilter( new RuleNameMatchesAgendaFilter( "Rule that is always true" ) );
VerifierReport result = VerifierReportFactory.newVerifierReport();
Collection<Object> data = new ArrayList<Object>();
session.setGlobal( "result",
result );
// This rule is always true.
VerifierRule rule1 = VerifierComponentMockFactory.createRule1();
SubRule rp1 = new SubRule( rule1,
0 );
AlwaysTrue alwaysTrue1 = new AlwaysTrue( rp1 );
SubRule rp2 = new SubRule( rule1,
1 );
AlwaysTrue alwaysTrue2 = new AlwaysTrue( rp2 );
// This rule is okay.
VerifierRule rule2 = VerifierComponentMockFactory.createRule2();
SubRule rp3 = new SubRule( rule2,
0 );
SubRule rp4 = new SubRule( rule2,
1 );
AlwaysTrue alwaysTrue4 = new AlwaysTrue( rp4 );
data.add( rule1 );
data.add( rp1 );
data.add( rp2 );
data.add( alwaysTrue1 );
data.add( alwaysTrue2 );
data.add( rule2 );
data.add( rp3 );
data.add( rp4 );
data.add( alwaysTrue4 );
session.executeWithResults( data );
Iterator<VerifierMessageBase> iter = result.getBySeverity( Severity.WARNING ).iterator();
boolean works = false;
while ( iter.hasNext() ) {
Object o = (Object) iter.next();
if ( o instanceof VerifierMessage ) {
VerifierMessage message = (VerifierMessage) o;
if ( message.getFaulty().equals( rule1 ) ) {
works = true;
} else {
fail( "There can be only one. (And this is not the one)" );
}
}
}
assertEquals( 0,
result.getBySeverity( Severity.ERROR ).size() );
assertEquals( 1,
result.getBySeverity( Severity.WARNING ).size() );
assertEquals( 0,
result.getBySeverity( Severity.NOTE ).size() );
assertTrue( works );
}
}