/*
* Copyright 2015 Red Hat, Inc. and/or its affiliates.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
*
* 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.compiler.kie.util;
import static org.hamcrest.CoreMatchers.is;
import static org.hamcrest.CoreMatchers.not;
import static org.hamcrest.CoreMatchers.nullValue;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertThat;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
import java.util.ArrayList;
import java.util.List;
import org.drools.compiler.kie.builder.impl.InternalKieModule;
import org.drools.compiler.kproject.models.KieModuleModelImpl;
import org.junit.Test;
import org.kie.api.KieServices;
import org.kie.api.builder.ReleaseId;
import org.kie.api.builder.model.KieBaseModel;
import org.kie.api.builder.model.KieModuleModel;
import org.kie.api.builder.model.KieSessionModel;
import org.kie.api.builder.model.KieSessionModel.KieSessionType;
import org.kie.api.conf.EqualityBehaviorOption;
import org.kie.api.conf.EventProcessingOption;
import org.kie.api.runtime.conf.ClockTypeOption;
import org.kie.internal.builder.ChangeType;
import org.kie.internal.builder.ResourceChange;
import org.kie.internal.builder.ResourceChangeSet;
import org.kie.internal.builder.ResourceChange.Type;
import java.util.ArrayList;
import java.util.List;
import static org.hamcrest.CoreMatchers.is;
import static org.hamcrest.CoreMatchers.not;
import static org.hamcrest.CoreMatchers.nullValue;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertThat;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
public class ChangeSetBuilderTest {
@Test
public void testNoChanges() {
String drl1 = "package org.drools\n" +
"rule R1 when\n" +
" $m : Message( message == \"Hello World\" )\n" +
"then\n" +
"end\n";
String drl2 = "package org.drools\n" +
"rule R2 when\n" +
" $m : Message( message == \"Hello World\" )\n" +
"then\n" +
"end\n";
InternalKieModule kieJar1 = createKieJar( drl1, drl2 );
InternalKieModule kieJar2 = createKieJar( drl1, drl2 );
ChangeSetBuilder builder = new ChangeSetBuilder();
KieJarChangeSet changes = builder.build( kieJar1, kieJar2 );
assertThat( changes.getChanges().size(), is(0));
}
@Test
public void testModified() {
String drl1 = "package org.drools\n" +
"rule R1 when\n" +
" $m : Message( message == \"Hello World\" )\n" +
"then\n" +
"end\n";
String drl2 = "package org.drools\n" +
"rule R2 when\n" +
" $m : Message( message == \"Hello World\" )\n" +
"then\n" +
"end\n";
String drl3 = "package org.drools\n" +
"rule R3 when\n" +
" $m : Message( message == \"Good bye World\" )\n" +
"then\n" +
"end\n";
InternalKieModule kieJar1 = createKieJar( drl1, drl2 );
InternalKieModule kieJar2 = createKieJar( drl1, drl3 );
KieJarChangeSet changes = new ChangeSetBuilder().build( kieJar1, kieJar2 );
String modifiedFile = (String) kieJar2.getFileNames().toArray()[1];
assertThat( changes.getChanges().size(), is(1));
ResourceChangeSet cs = changes.getChanges().get( modifiedFile );
assertThat( cs, not( nullValue() ) );
assertThat( cs.getChangeType(), is( ChangeType.UPDATED ) );
assertThat( cs.getChanges().size(), is(2) );
assertThat( cs.getChanges().get( 1 ), is( new ResourceChange(ChangeType.ADDED, Type.RULE, "R3") ) );
assertThat( cs.getChanges().get( 0 ), is( new ResourceChange(ChangeType.REMOVED, Type.RULE, "R2") ) );
// ChangeSetBuilder builder = new ChangeSetBuilder();
// System.out.println( builder.toProperties( changes ) );
}
@Test
public void testRemoved() {
String drl1 = "package org.drools\n" +
"rule R1 when\n" +
" $m : Message( message == \"Hello World\" )\n" +
"then\n" +
"end\n";
String drl2 = "package org.drools\n" +
"rule R2 when\n" +
" $m : Message( message == \"Hello World\" )\n" +
"then\n" +
"end\n";
InternalKieModule kieJar1 = createKieJar( drl1, drl2 );
InternalKieModule kieJar2 = createKieJar( drl1 );
KieJarChangeSet changes = new ChangeSetBuilder().build( kieJar1, kieJar2 );
String removedFile = (String) kieJar1.getFileNames().toArray()[1];
assertThat( changes.getChanges().size(), is(1));
ResourceChangeSet cs = changes.getChanges().get( removedFile );
assertThat( cs, not( nullValue() ) );
assertThat( cs.getChangeType(), is( ChangeType.REMOVED ) );
}
@Test
public void testModified2() {
String drl1 = "package org.drools\n" +
"rule \"Rule 1\" when\n" +
" $m : Message( message == \"Hello World\" )\n" +
"then\n" +
"end\n" +
"rule \"An updated rule\" when\n" +
" $m : Message( message == \"Hello World\" )\n" +
"then\n" +
"end\n" +
"rule \"A removed rule\" when\n" +
" $m : Message( message == \"Hello World\" )\n" +
"then\n" +
"end\n";
String drl1_5 = "package org.drools\n" +
"rule \"Rule 1\" when\n" +
" $m : Message( message == \"Hello World\" )\n" +
"then\n" +
"end\n" +
"rule \"An updated rule\" when\n" +
" $m : Message( message == \"Good Bye World\" )\n" +
"then\n" +
"end\n" +
"rule \"An added rule\" when\n" +
" $m : Message( message == \"Good Bye World\" )\n" +
"then\n" +
"end\n";
String drl2 = "package org.drools\n" +
"rule \"This is the name of rule 3\" when\n" +
" $m : Message( message == \"Hello World\" )\n" +
"then\n" +
"end\n";
String drl3 = "package org.drools\n" +
"rule \"Another dumb rule\" when\n" +
" $m : Message( message == \"Good bye World\" )\n" +
"then\n" +
"end\n";
InternalKieModule kieJar1 = createKieJar( drl1, drl2 );
InternalKieModule kieJar2 = createKieJar( drl1_5, null, drl3 );
ChangeSetBuilder builder = new ChangeSetBuilder();
KieJarChangeSet changes = builder.build( kieJar1, kieJar2 );
// System.out.println( builder.toProperties( changes ) );
String modifiedFile = (String) kieJar2.getFileNames().toArray()[0];
String addedFile = (String) kieJar2.getFileNames().toArray()[1];
String removedFile = (String) kieJar1.getFileNames().toArray()[1];
assertThat( changes.getChanges().size(), is(3));
ResourceChangeSet cs = changes.getChanges().get( removedFile );
assertThat( cs, not( nullValue() ) );
assertThat( cs.getChangeType(), is( ChangeType.REMOVED) );
assertThat( cs.getChanges().size(), is(0) );
cs = changes.getChanges().get( addedFile );
assertThat( cs, not( nullValue() ) );
assertThat( cs.getChangeType(), is( ChangeType.ADDED ) );
assertThat( cs.getChanges().size(), is(0) );
cs = changes.getChanges().get( modifiedFile );
assertThat( cs, not( nullValue() ) );
assertThat( cs.getChangeType(), is( ChangeType.UPDATED ) );
// assertThat( cs.getChanges().size(), is(3) );
// assertThat( cs.getChanges().get( 0 ), is( new ResourceChange(ChangeType.ADDED, Type.RULE, "An added rule") ) );
// assertThat( cs.getChanges().get( 1 ), is( new ResourceChange(ChangeType.REMOVED, Type.RULE, "A removed rule") ) );
// assertThat( cs.getChanges().get( 2 ), is( new ResourceChange(ChangeType.UPDATED, Type.RULE, "An updated rule") ) );
}
@Test
public void testRuleRemoval() throws Exception {
String drl1 = "package org.drools.compiler\n" +
"rule R1 when\n" +
" $m : Message()\n" +
"then\n" +
"end\n";
String drl2 = "rule R2 when\n" +
" $m : Message( message == \"Hi Universe\" )\n" +
"then\n" +
"end\n";
String drl3 = "rule R3 when\n" +
" $m : Message( message == \"Hello World\" )\n" +
"then\n" +
"end\n";
InternalKieModule kieJar1 = createKieJar( drl1 + drl2 + drl3 );
InternalKieModule kieJar2 = createKieJar( drl1 + drl3 );
ChangeSetBuilder builder = new ChangeSetBuilder();
KieJarChangeSet changes = builder.build( kieJar1, kieJar2 );
assertEquals( 1, changes.getChanges().size() );
ResourceChangeSet rcs = changes.getChanges().values().iterator().next();
assertEquals( 1, rcs.getChanges().size() );
assertEquals( ChangeType.REMOVED, rcs.getChanges().get(0).getChangeType() );
}
private InternalKieModule createKieJar( String... drls) {
InternalKieModule kieJar = mock( InternalKieModule.class );
KieServices ks = KieServices.Factory.get();
ReleaseId releaseId = ks.newReleaseId("org.kie", "hello-world", "1.0-SNAPSHOT");
List<String> drlFs = new ArrayList<String>();
for( int i=0; i<drls.length; i++ ) {
if( drls[i] != null ) {
String fileName = "src/main/resources/org/pkg1/drlFile"+i+".drl";
drlFs.add( fileName );
when( kieJar.getBytes( fileName ) ).thenReturn( drls[i].getBytes() );
}
}
when( kieJar.getBytes( KieModuleModelImpl.KMODULE_JAR_PATH ) ).thenReturn( createKieProjectWithPackages(ks, releaseId).toXML().getBytes() );
when( kieJar.getFileNames() ).thenReturn( drlFs );
return ( InternalKieModule ) kieJar;
}
private KieModuleModel createKieProjectWithPackages(KieServices ks, ReleaseId releaseId) {
KieModuleModel kproj = ks.newKieModuleModel();
KieBaseModel kieBaseModel1 = kproj.newKieBaseModel("KBase1")
.setEqualsBehavior( EqualityBehaviorOption.EQUALITY )
.setEventProcessingMode( EventProcessingOption.STREAM )
.addPackage("org.pkg1");
KieSessionModel ksession1 = kieBaseModel1.newKieSessionModel("KSession1")
.setType( KieSessionType.STATEFUL )
.setClockType( ClockTypeOption.get("realtime") );
return kproj;
}
}