/*
* 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.core.rule;
import java.util.Calendar;
import java.util.concurrent.TimeUnit;
import org.drools.core.SessionConfiguration;
import org.drools.core.WorkingMemory;
import org.drools.core.definitions.rule.impl.RuleImpl;
import org.drools.core.impl.KnowledgeBaseImpl;
import org.junit.Test;
import static org.junit.Assert.*;
import org.drools.core.ClockType;
import org.drools.core.base.EnabledBoolean;
import org.drools.core.reteoo.RuleTerminalNode;
import org.drools.core.time.impl.PseudoClockScheduler;
public class RuleTest {
@Test
public void testDateEffective() {
WorkingMemory wm = new KnowledgeBaseImpl("x", null).newStatefulSession();
final RuleImpl rule = new RuleImpl( "myrule" );
assertTrue( rule.isEffective(null, new RuleTerminalNode(), wm ) );
final Calendar earlier = Calendar.getInstance();
earlier.setTimeInMillis( 10 );
rule.setDateEffective( earlier );
assertTrue( rule.isEffective(null, new RuleTerminalNode(), wm ) );
final Calendar later = Calendar.getInstance();
later.setTimeInMillis( later.getTimeInMillis() + 100000000 );
assertTrue( later.after( Calendar.getInstance() ) );
rule.setDateEffective( later );
assertFalse( rule.isEffective(null, new RuleTerminalNode(), wm ) );
}
@Test
public void testDateExpires() throws Exception {
WorkingMemory wm = new KnowledgeBaseImpl("x", null).newStatefulSession();
final RuleImpl rule = new RuleImpl( "myrule" );
assertTrue( rule.isEffective(null, new RuleTerminalNode(), wm ) );
final Calendar earlier = Calendar.getInstance();
earlier.setTimeInMillis( 10 );
rule.setDateExpires( earlier );
assertFalse( rule.isEffective(null, new RuleTerminalNode(), wm ) );
final Calendar later = Calendar.getInstance();
later.setTimeInMillis( later.getTimeInMillis() + 100000000 );
rule.setDateExpires( later );
assertTrue( rule.isEffective(null, new RuleTerminalNode(), wm ) );
}
@Test
public void testDateEffectiveExpires() {
WorkingMemory wm = new KnowledgeBaseImpl("x",null).newStatefulSession();
final RuleImpl rule = new RuleImpl( "myrule" );
final Calendar past = Calendar.getInstance();
past.setTimeInMillis( 10 );
final Calendar future = Calendar.getInstance();
future.setTimeInMillis( future.getTimeInMillis() + 100000000 );
rule.setDateEffective( past );
rule.setDateExpires( future );
assertTrue( rule.isEffective(null, new RuleTerminalNode(), wm ) );
rule.setDateExpires( past );
assertFalse( rule.isEffective(null, new RuleTerminalNode(), wm ) );
rule.setDateExpires( future );
rule.setDateEffective( future );
assertFalse( rule.isEffective(null, new RuleTerminalNode(), wm ) );
}
@Test
public void testRuleEnabled() {
WorkingMemory wm = new KnowledgeBaseImpl("x", null).newStatefulSession();
final RuleImpl rule = new RuleImpl( "myrule" );
rule.setEnabled( EnabledBoolean.ENABLED_FALSE );
assertFalse( rule.isEffective( null, new RuleTerminalNode(), wm ) );
final Calendar past = Calendar.getInstance();
past.setTimeInMillis( 10 );
rule.setDateEffective( past );
assertFalse( rule.isEffective( null, new RuleTerminalNode(), wm ) );
rule.setEnabled( EnabledBoolean.ENABLED_TRUE );
assertTrue( rule.isEffective( null, new RuleTerminalNode(), wm ) );
}
@Test
public void testTimeMachine() {
SessionConfiguration conf = new SessionConfiguration();
conf.setClockType( ClockType.PSEUDO_CLOCK );
WorkingMemory wm = new KnowledgeBaseImpl("x", null).newStatefulSession(conf, null);
final Calendar future = Calendar.getInstance();
((PseudoClockScheduler)wm.getSessionClock()).setStartupTime( future.getTimeInMillis() );
final RuleImpl rule = new RuleImpl( "myrule" );
rule.setEnabled( EnabledBoolean.ENABLED_TRUE );
assertTrue( rule.isEffective(null, new RuleTerminalNode(), wm ) );
future.setTimeInMillis( future.getTimeInMillis() + 100000000 );
rule.setDateEffective(future);
assertFalse( rule.isEffective(null, new RuleTerminalNode(), wm ) );
((PseudoClockScheduler)wm.getSessionClock()).advanceTime( 1000000000000L, TimeUnit.MILLISECONDS );
assertTrue(rule.isEffective(null, new RuleTerminalNode(), wm ));
}
}