package org.drools.agent;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.drools.KnowledgeBase;
import org.drools.KnowledgeBaseFactory;
import org.drools.builder.KnowledgeBuilder;
import org.drools.builder.KnowledgeBuilderFactory;
import org.drools.builder.ResourceType;
import org.drools.builder.impl.KnowledgeBuilderImpl;
import org.drools.command.runtime.rule.InsertObjectCommand;
import org.drools.definition.KnowledgePackage;
import org.drools.io.ResourceFactory;
import org.drools.runtime.StatefulKnowledgeSession;
import org.drools.runtime.StatelessKnowledgeSession;
import org.junit.After;
import org.junit.Before;
import org.junit.Ignore;
import org.junit.Test;
import static org.junit.Assert.*;
public class KnowledgeAgentTest extends BaseKnowledgeAgentTest {
@Test
public void testModifyFileUrl() throws Exception {
fileManager.write( "rule1.drl",
createDefaultRule( "rule1" ) );
fileManager.write( "rule2.drl",
createDefaultRule( "rule2" ) );
String xml = "";
xml += "<change-set xmlns='http://drools.org/drools-5.0/change-set'";
xml += " xmlns:xs='http://www.w3.org/2001/XMLSchema-instance'";
xml += " xs:schemaLocation='http://drools.org/drools-5.0/change-set http://anonsvn.jboss.org/repos/labs/labs/jbossrules/trunk/drools-api/src/main/resources/change-set-1.0.0.xsd' >";
xml += " <add> ";
xml += " <resource source='http://localhost:" + this.getPort() + "/rule1.drl' type='DRL' />";
xml += " <resource source='http://localhost:" + this.getPort() + "/rule2.drl' type='DRL' />";
xml += " </add> ";
xml += "</change-set>";
File fxml = fileManager.write( "changeset.xml",
xml );
KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
KnowledgeAgent kagent = createKAgent( kbase );
applyChangeSet( kagent, ResourceFactory.newUrlResource( fxml.toURI().toURL() ) );
StatefulKnowledgeSession ksession = kagent.getKnowledgeBase().newStatefulKnowledgeSession();
List<String> list = new ArrayList<String>();
ksession.setGlobal( "list",
list );
ksession.fireAllRules();
ksession.dispose();
assertEquals( 2,
list.size() );
assertTrue( list.contains( "rule1" ) );
assertTrue( list.contains( "rule2" ) );
list.clear();
this.fileManager.write( "rule1.drl", createDefaultRule( "rule3" ) );
scan(kagent);
ksession = kagent.getKnowledgeBase().newStatefulKnowledgeSession();
list = new ArrayList<String>();
ksession.setGlobal( "list",
list );
ksession.fireAllRules();
ksession.dispose();
assertEquals( 2,
list.size() );
assertTrue( list.contains( "rule3" ) );
assertTrue( list.contains( "rule2" ) );
kagent.dispose();
}
/**
* Tests that if we change a ChangeSet that is referenced by another change
* set or added by another ChangeSet, that the changes are picked up.
*
* @throws Exception
* If an unexpected exception occurs.
*/
@Test
public void testChangeSetInChangeSet() throws Exception {
fileManager.write( "rule1.drl",
createDefaultRule( "rule1" ) );
fileManager.write( "rule2.drl",
createDefaultRule( "rule2" ) );
String xml1 = "";
xml1 += "<change-set xmlns='http://drools.org/drools-5.0/change-set'";
xml1 += " xmlns:xs='http://www.w3.org/2001/XMLSchema-instance'";
xml1 += " xs:schemaLocation='http://drools.org/drools-5.0/change-set http://anonsvn.jboss.org/repos/labs/labs/jbossrules/trunk/drools-api/src/main/resources/change-set-1.0.0.xsd' >";
xml1 += " <add> ";
xml1 += " <resource source='http://localhost:" + this.getPort() + "/rule1.drl' type='DRL' />";
xml1 += " <resource source='http://localhost:" + this.getPort() + "/rule2.drl' type='DRL' />";
xml1 += " </add> ";
xml1 += "</change-set>";
File fxml = fileManager.write( "changeset2.xml",
xml1 );
String xml2 = "";
xml2 += "<change-set xmlns='http://drools.org/drools-5.0/change-set'";
xml2 += " xmlns:xs='http://www.w3.org/2001/XMLSchema-instance'";
xml2 += " xs:schemaLocation='http://drools.org/drools-5.0/change-set http://anonsvn.jboss.org/repos/labs/labs/jbossrules/trunk/drools-api/src/main/resources/change-set-1.0.0.xsd' >";
xml2 += " <add> ";
xml2 += " <resource source='http://localhost:" + this.getPort() + "/changeset2.xml' type='CHANGE_SET' />";
xml2 += " </add> ";
xml2 += "</change-set>";
File fxm2 = fileManager.write( "changeset.xml",
xml1 );
KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
KnowledgeAgent kagent = this.createKAgent( kbase );
applyChangeSet( kagent, ResourceFactory.newUrlResource( fxm2.toURI().toURL() ) );
StatefulKnowledgeSession ksession = kagent.getKnowledgeBase().newStatefulKnowledgeSession();
List<String> list = new ArrayList<String>();
ksession.setGlobal( "list",
list );
ksession.fireAllRules();
ksession.dispose();
assertEquals( 2,
list.size() );
assertTrue( list.contains( "rule1" ) );
assertTrue( list.contains( "rule2" ) );
list.clear();
fileManager.write( "rule1.drl",
createDefaultRule( "rule3" ) );
scan(kagent);
ksession = kagent.getKnowledgeBase().newStatefulKnowledgeSession();
list = new ArrayList<String>();
ksession.setGlobal( "list",
list );
ksession.fireAllRules();
ksession.dispose();
assertEquals( 2,
list.size() );
assertTrue( list.contains( "rule3" ) );
assertTrue( list.contains( "rule2" ) );
kagent.dispose();
}
@Test
public void testModifyFileUrlWithStateless() throws Exception {
fileManager.write( "rule1.drl",
createDefaultRule( "rule1" ) );
fileManager.write( "rule2.drl",
createDefaultRule( "rule2" ) );
String xml = "";
xml += "<change-set xmlns='http://drools.org/drools-5.0/change-set'";
xml += " xmlns:xs='http://www.w3.org/2001/XMLSchema-instance'";
xml += " xs:schemaLocation='http://drools.org/drools-5.0/change-set http://anonsvn.jboss.org/repos/labs/labs/jbossrules/trunk/drools-api/src/main/resources/change-set-1.0.0.xsd' >";
xml += " <add> ";
xml += " <resource source='http://localhost:" + this.getPort() + "/rule1.drl' type='DRL' />";
xml += " <resource source='http://localhost:" + this.getPort() + "/rule2.drl' type='DRL' />";
xml += " </add> ";
xml += "</change-set>";
File fxml = fileManager.write( "changeset.xml",
xml );
KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
KnowledgeAgent kagent = this.createKAgent( kbase );
applyChangeSet( kagent, ResourceFactory.newUrlResource( fxml.toURI().toURL() ) );
StatelessKnowledgeSession ksession = kagent.newStatelessKnowledgeSession();
List<String> list = new ArrayList<String>();
ksession.setGlobal( "list",
list );
ksession.execute( "hello" );
assertEquals( 2,
list.size() );
assertTrue( list.contains( "rule1" ) );
assertTrue( list.contains( "rule2" ) );
list.clear();
fileManager.write( "rule1.drl",
createDefaultRule( "rule3" ) );
scan(kagent);
ksession.execute( "hello" );
assertEquals( 2,
list.size() );
assertTrue( list.contains( "rule3" ) );
assertTrue( list.contains( "rule2" ) );
kagent.dispose();
}
@Test
public void testModifyPackageUrl() throws Exception {
String rule1 = this.createDefaultRule( "rule1" );
String rule2 = this.createDefaultRule( "rule2" );
KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
kbuilder.add( ResourceFactory.newByteArrayResource( rule1.getBytes() ),
ResourceType.DRL );
kbuilder.add( ResourceFactory.newByteArrayResource( rule2.getBytes() ),
ResourceType.DRL );
if ( kbuilder.hasErrors() ) {
fail( kbuilder.getErrors().toString() );
}
KnowledgePackage pkg = (KnowledgePackage) kbuilder.getKnowledgePackages().iterator().next();
writePackage( pkg,
fileManager.newFile( "pkg1.pkg" ) );
String xml = "";
xml += "<change-set xmlns='http://drools.org/drools-5.0/change-set'";
xml += " xmlns:xs='http://www.w3.org/2001/XMLSchema-instance'";
xml += " xs:schemaLocation='http://drools.org/drools-5.0/change-set http://anonsvn.jboss.org/repos/labs/labs/jbossrules/trunk/drools-api/src/main/resources/change-set-1.0.0.xsd' >";
xml += " <add> ";
xml += " <resource source='http://localhost:" + this.getPort() + "/pkg1.pkg' type='PKG' />";
xml += " </add> ";
xml += "</change-set>";
File fxml = fileManager.write( "changeset.xml",
xml );
KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
KnowledgeAgent kagent = this.createKAgent( kbase );
applyChangeSet( kagent, ResourceFactory.newUrlResource( fxml.toURI().toURL() ) );
StatefulKnowledgeSession ksession = kagent.getKnowledgeBase().newStatefulKnowledgeSession();
List<String> list = new ArrayList<String>();
ksession.setGlobal( "list",
list );
ksession.fireAllRules();
ksession.dispose();
assertEquals( 2,
list.size() );
assertTrue( list.contains( "rule1" ) );
assertTrue( list.contains( "rule2" ) );
list.clear();
rule1 = this.createDefaultRule( "rule3" );
kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
kbuilder.add( ResourceFactory.newByteArrayResource( rule1.getBytes() ),
ResourceType.DRL );
kbuilder.add( ResourceFactory.newByteArrayResource( rule2.getBytes() ),
ResourceType.DRL );
if ( kbuilder.hasErrors() ) {
fail( kbuilder.getErrors().toString() );
}
pkg = (KnowledgePackage) kbuilder.getKnowledgePackages().iterator().next();
writePackage( pkg,
fileManager.newFile( "pkg1.pkg" ) );
scan( kagent );
ksession = kagent.getKnowledgeBase().newStatefulKnowledgeSession();
list = new ArrayList<String>();
ksession.setGlobal( "list",
list );
ksession.fireAllRules();
ksession.dispose();
assertEquals( 2,
list.size() );
assertTrue( list.contains( "rule3" ) );
assertTrue( list.contains( "rule2" ) );
kagent.dispose();
}
@Test
public void testDeletePackageUrl() throws Exception {
String rule1 = this.createDefaultRule( "rule1",
"org.drools.test1" );
String rule2 = this.createDefaultRule( "rule2",
"org.drools.test2" );
KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
kbuilder.add( ResourceFactory.newByteArrayResource( rule1.getBytes() ),
ResourceType.DRL );
kbuilder.add( ResourceFactory.newByteArrayResource( rule2.getBytes() ),
ResourceType.DRL );
if ( kbuilder.hasErrors() ) {
fail( kbuilder.getErrors().toString() );
}
Map<String, KnowledgePackage> map = new HashMap<String, KnowledgePackage>();
for ( KnowledgePackage pkg : kbuilder.getKnowledgePackages() ) {
map.put( pkg.getName(),
pkg );
}
writePackage( (KnowledgePackage) map.get( "org.drools.test1" ),
fileManager.newFile( "pkg1.pkg" ) );
writePackage( (KnowledgePackage) map.get( "org.drools.test2" ),
fileManager.newFile( "pkg2.pkg" ) );
String xml = "";
xml += "<change-set xmlns='http://drools.org/drools-5.0/change-set'";
xml += " xmlns:xs='http://www.w3.org/2001/XMLSchema-instance'";
xml += " xs:schemaLocation='http://drools.org/drools-5.0/change-set http://anonsvn.jboss.org/repos/labs/labs/jbossrules/trunk/drools-api/src/main/resources/change-set-1.0.0.xsd' >";
xml += " <add> ";
xml += " <resource source='http://localhost:" + this.getPort() + "/pkg1.pkg' type='PKG' />";
xml += " <resource source='http://localhost:" + this.getPort() + "/pkg2.pkg' type='PKG' />";
xml += " </add> ";
xml += "</change-set>";
KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
KnowledgeAgent kagent = this.createKAgent( kbase, false );
applyChangeSet( kagent, ResourceFactory.newByteArrayResource( xml.getBytes() ) );
StatefulKnowledgeSession ksession = kagent.getKnowledgeBase().newStatefulKnowledgeSession();
List<String> list = new ArrayList<String>();
ksession.setGlobal( "list",
list );
ksession.fireAllRules();
ksession.dispose();
assertEquals( 2,
list.size() );
assertTrue( list.contains( "rule1" ) );
assertTrue( list.contains( "rule2" ) );
list.clear();
xml = "";
xml += "<change-set xmlns='http://drools.org/drools-5.0/change-set'";
xml += " xmlns:xs='http://www.w3.org/2001/XMLSchema-instance'";
xml += " xs:schemaLocation='http://drools.org/drools-5.0/change-set http://anonsvn.jboss.org/repos/labs/labs/jbossrules/trunk/drools-api/src/main/resources/change-set-1.0.0.xsd' >";
xml += " <remove> ";
xml += " <resource source='http://localhost:" + this.getPort() + "/pkg2.pkg' type='PKG' />";
xml += " </remove> ";
xml += "</change-set>";
applyChangeSet( kagent, xml );
ksession = kagent.getKnowledgeBase().newStatefulKnowledgeSession();
list = new ArrayList<String>();
ksession.setGlobal( "list",
list );
ksession.fireAllRules();
ksession.dispose();
assertEquals( 1,
list.size() );
assertTrue( list.contains( "rule1" ) );
kagent.dispose();
}
@Test
public void testOldSchoolPackageUrl() throws Exception {
String rule1 = this.createDefaultRule( "rule1" );
String rule2 = this.createDefaultRule( "rule2" );
KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
kbuilder.add( ResourceFactory.newByteArrayResource( rule1.getBytes() ),
ResourceType.DRL );
kbuilder.add( ResourceFactory.newByteArrayResource( rule2.getBytes() ),
ResourceType.DRL );
if ( kbuilder.hasErrors() ) {
fail( kbuilder.getErrors().toString() );
}
KnowledgeBuilderImpl kbi = (KnowledgeBuilderImpl) kbuilder;
writePackage( kbi.getPackageBuilder().getPackage(),
fileManager.newFile( "pkgold.pkg" ) );
String xml = "";
xml += "<change-set xmlns='http://drools.org/drools-5.0/change-set'";
xml += " xmlns:xs='http://www.w3.org/2001/XMLSchema-instance'";
xml += " xs:schemaLocation='http://drools.org/drools-5.0/change-set http://anonsvn.jboss.org/repos/labs/labs/jbossrules/trunk/drools-api/src/main/resources/change-set-1.0.0.xsd' >";
xml += " <add> ";
xml += " <resource source='http://localhost:" + this.getPort() + "/pkgold.pkg' type='PKG' />";
xml += " </add> ";
xml += "</change-set>";
File fxml = fileManager.write( "changeset.xml",
xml );
KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
KnowledgeAgent kagent = this.createKAgent( kbase );
applyChangeSet( kagent, ResourceFactory.newUrlResource( fxml.toURI().toURL() ) );
StatefulKnowledgeSession ksession = kagent.getKnowledgeBase().newStatefulKnowledgeSession();
List<String> list = new ArrayList<String>();
ksession.setGlobal( "list",
list );
ksession.fireAllRules();
ksession.dispose();
assertEquals( 2,
list.size() );
assertTrue( list.contains( "rule1" ) );
assertTrue( list.contains( "rule2" ) );
kagent.dispose();
}
@Test
public void testModifyFile() throws IOException,
InterruptedException {
File f1 = fileManager.write( "rule1.drl",
createDefaultRule( "rule1" ) );
File f2 = fileManager.write( "rule2.drl",
createDefaultRule( "rule2" ) );
String xml = "";
xml += "<change-set xmlns='http://drools.org/drools-5.0/change-set'";
xml += " xmlns:xs='http://www.w3.org/2001/XMLSchema-instance'";
xml += " xs:schemaLocation='http://drools.org/drools-5.0/change-set http://anonsvn.jboss.org/repos/labs/labs/jbossrules/trunk/drools-api/src/main/resources/change-set-1.0.0.xsd' >";
xml += " <add> ";
xml += " <resource source='" + f1.toURI().toURL() + "' type='DRL' />";
xml += " <resource source='" + f2.toURI().toURL() + "' type='DRL' />";
xml += " </add> ";
xml += "</change-set>";
File fxml = fileManager.write( "changeset.xml",
xml );
KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
KnowledgeAgent kagent = this.createKAgent( kbase );
applyChangeSet( kagent,ResourceFactory.newUrlResource( fxml.toURI().toURL() ) );
StatefulKnowledgeSession ksession = kagent.getKnowledgeBase().newStatefulKnowledgeSession();
List<String> list = new ArrayList<String>();
ksession.setGlobal( "list",
list );
ksession.fireAllRules();
ksession.dispose();
assertEquals( 2,
list.size() );
assertTrue( list.contains( "rule1" ) );
assertTrue( list.contains( "rule2" ) );
list.clear();
fileManager.write( "rule1.drl",
createDefaultRule( "rule3" ) );
scan( kagent );
ksession = kagent.getKnowledgeBase().newStatefulKnowledgeSession();
list = new ArrayList<String>();
ksession.setGlobal( "list",
list );
ksession.fireAllRules();
ksession.dispose();
assertEquals( 2,
list.size() );
assertTrue( list.contains( "rule3" ) );
assertTrue( list.contains( "rule2" ) );
kagent.monitorResourceChangeEvents( false );
}
@Test
public void testModifyDirectory() throws IOException,
InterruptedException {
// adds 2 files to a dir and executes then adds one and removes one and
// detects changes
File f1 = fileManager.write( "rule1.drl",
createDefaultRule( "rule1" ) );
File f2 = fileManager.write( "rule2.drl",
createDefaultRule( "rule2" ) );
String xml = "";
xml += "<change-set xmlns='http://drools.org/drools-5.0/change-set'";
xml += " xmlns:xs='http://www.w3.org/2001/XMLSchema-instance'";
xml += " xs:schemaLocation='http://drools.org/drools-5.0/change-set http://anonsvn.jboss.org/repos/labs/labs/jbossrules/trunk/drools-api/src/main/resources/change-set-1.0.0.xsd' >";
xml += " <add> ";
xml += " <resource source='"
+ f1.getParentFile().toURI().toURL() + "' type='DRL' />";
xml += " </add> ";
xml += "</change-set>";
File fxml = fileManager.write( "changeset",
"changeset.xml",
xml );
KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
KnowledgeAgent kagent = this.createKAgent( kbase );
applyChangeSet( kagent, ResourceFactory.newUrlResource( fxml.toURI().toURL() ) );
StatefulKnowledgeSession ksession = kagent.getKnowledgeBase().newStatefulKnowledgeSession();
List<String> list = new ArrayList<String>();
ksession.setGlobal( "list",
list );
ksession.fireAllRules();
ksession.dispose();
assertEquals( 2,
list.size() );
assertTrue( list.contains( "rule1" ) );
assertTrue( list.contains( "rule2" ) );
list.clear();
fileManager.write( "rule3.drl",
createDefaultRule( "rule3" ) );
fileManager.deleteFile( f1 );
scan( kagent );
ksession = kagent.getKnowledgeBase().newStatefulKnowledgeSession();
list = new ArrayList<String>();
ksession.setGlobal( "list",
list );
ksession.fireAllRules();
ksession.dispose();
assertEquals( 2,
list.size() );
assertTrue( list.contains( "rule2" ) );
assertTrue( list.contains( "rule3" ) );
kagent.dispose();
}
@Test
public void testModifyFileInDirectory() throws Exception {
// Create the test directory
File testDirectory = fileManager.newFile( "test" );
testDirectory.mkdir();
File f1 = fileManager.write( "test",
"rule1.drl",
createDefaultRule( "rule1" ) );
File f2 = fileManager.write( "test",
"rule2.drl",
createDefaultRule( "rule2" ) );
String xml = "";
xml += "<change-set xmlns='http://drools.org/drools-5.0/change-set'";
xml += " xmlns:xs='http://www.w3.org/2001/XMLSchema-instance'";
xml += " xs:schemaLocation='http://drools.org/drools-5.0/change-set http://anonsvn.jboss.org/repos/labs/labs/jbossrules/trunk/drools-api/src/main/resources/change-set-1.0.0.xsd' >";
xml += " <add> ";
xml += " <resource source='file:"
+ fileManager.getRootDirectory().getAbsolutePath()
+ "/test' type='DRL' />";
xml += " </add> ";
xml += "</change-set>";
File fxml = fileManager.write( "changeset",
"changeset.xml",
xml );
KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
KnowledgeAgent kagent = this.createKAgent( kbase );
applyChangeSet( kagent, ResourceFactory.newUrlResource( fxml.toURI().toURL() ) );
StatefulKnowledgeSession ksession = kagent.getKnowledgeBase().newStatefulKnowledgeSession();
List<String> list = new ArrayList<String>();
ksession.setGlobal( "list",
list );
ksession.fireAllRules();
ksession.dispose();
assertEquals( 2,
list.size() );
assertTrue( list.contains( "rule1" ) );
assertTrue( list.contains( "rule2" ) );
list.clear();
fileManager.write( "test",
"rule1.drl",
createDefaultRule( "rule3" ) );
scan(kagent);
ksession = kagent.getKnowledgeBase().newStatefulKnowledgeSession();
list = new ArrayList<String>();
ksession.setGlobal( "list",
list );
ksession.fireAllRules();
ksession.dispose();
assertEquals( 2,
list.size() );
assertTrue( list.contains( "rule3" ) );
assertTrue( list.contains( "rule2" ) );
kagent.dispose();
}
@Test
public void testStatelessWithCommands() throws Exception {
File f1 = fileManager.write( "rule1.drl",
createDefaultRule( "rule1" ) );
File f2 = fileManager.write( "rule2.drl",
createDefaultRule( "rule2" ) );
String xml = "";
xml += "<change-set xmlns='http://drools.org/drools-5.0/change-set'";
xml += " xmlns:xs='http://www.w3.org/2001/XMLSchema-instance'";
xml += " xs:schemaLocation='http://drools.org/drools-5.0/change-set http://anonsvn.jboss.org/repos/labs/labs/jbossrules/trunk/drools-api/src/main/resources/change-set-1.0.0.xsd' >";
xml += " <add> ";
xml += " <resource source='"
+ f1.getParentFile().toURI().toURL() + "' type='DRL' />";
xml += " </add> ";
xml += "</change-set>";
File fxml = fileManager.write( "changeset",
"changeset.xml",
xml );
KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
KnowledgeAgent kagent = this.createKAgent( kbase );
applyChangeSet(kagent, ResourceFactory.newUrlResource( fxml.toURI().toURL() ) );
StatelessKnowledgeSession ksession = kagent.newStatelessKnowledgeSession();
List<String> list = new ArrayList<String>();
ksession.setGlobal( "list",
list );
ksession.execute( new InsertObjectCommand( "hello" ) );
assertEquals( 2,
list.size() );
assertTrue( list.contains( "rule1" ) );
assertTrue( list.contains( "rule2" ) );
}
}