/*
* Copyright 2010 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.
* 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.jsr94.rules;
import java.io.InputStreamReader;
import java.io.Reader;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.rules.RuleExecutionSetNotFoundException;
import javax.rules.RuleRuntime;
import javax.rules.RuleServiceProvider;
import javax.rules.RuleServiceProviderManager;
import javax.rules.StatefulRuleSession;
import javax.rules.StatelessRuleSession;
import javax.rules.admin.LocalRuleExecutionSetProvider;
import javax.rules.admin.RuleAdministrator;
import javax.rules.admin.RuleExecutionSet;
import org.drools.core.RuleBaseConfiguration;
import org.drools.jsr94.rules.decisiontables.SpreadsheetIntegrationExampleTest;
import org.junit.Before;
import org.junit.Test;
import static org.junit.Assert.*;
/**
* Test the RuleRuntime implementation.
*/
public class RuleRuntimeTest extends RuleEngineTestBase {
private LocalRuleExecutionSetProvider ruleSetProvider;
private RuleAdministrator ruleAdministrator;
private String RULES_RESOURCE;
/**
* Setup the test case.
*/
@Before
public void setUp() throws Exception {
super.setUp();
this.RULES_RESOURCE = this.bindUri;
this.ruleAdministrator = this.ruleServiceProvider.getRuleAdministrator();
this.ruleSetProvider = this.ruleAdministrator.getLocalRuleExecutionSetProvider( null );
}
/**
* Test createRuleSession.
*/
@Test
public void testCreateRuleStatelessRuleSession() throws Exception {
final RuleRuntime ruleRuntime = this.ruleServiceProvider.getRuleRuntime();
assertNotNull( "cannot obtain RuleRuntime",
ruleRuntime );
// expect RuleExecutionSetNotFoundException
try {
ruleRuntime.createRuleSession( "someUri",
null,
RuleRuntime.STATELESS_SESSION_TYPE );
fail( "RuleExecutionSetNotFoundException expected" );
} catch ( final RuleExecutionSetNotFoundException ex ) {
// ignore exception
}
// read rules and register with administrator
final Reader ruleReader = new InputStreamReader( RuleRuntimeTest.class.getResourceAsStream( this.RULES_RESOURCE ) );
final RuleExecutionSet ruleSet = this.ruleSetProvider.createRuleExecutionSet( ruleReader,
null );
this.ruleAdministrator.registerRuleExecutionSet( this.RULES_RESOURCE,
ruleSet,
null );
final StatelessRuleSession statelessRuleSession = (StatelessRuleSession) ruleRuntime.createRuleSession( this.RULES_RESOURCE,
null,
RuleRuntime.STATELESS_SESSION_TYPE );
assertNotNull( "cannot obtain StatelessRuleSession",
statelessRuleSession );
this.ruleAdministrator.deregisterRuleExecutionSet( this.RULES_RESOURCE,
null );
}
/**
* Test createRuleSession.
*/
@Test
public void testCreateRuleStatefulRuleSession() throws Exception {
final RuleRuntime ruleRuntime = this.ruleServiceProvider.getRuleRuntime();
assertNotNull( "cannot obtain RuleRuntime",
ruleRuntime );
// expect RuleExecutionSetNotFoundException
try {
ruleRuntime.createRuleSession( "someUri",
null,
RuleRuntime.STATEFUL_SESSION_TYPE );
fail( "RuleExecutionSetNotFoundException expected" );
} catch ( final RuleExecutionSetNotFoundException ex ) {
// ignore exception
}
// read rules and register with administrator
final Reader ruleReader = new InputStreamReader( RuleRuntimeTest.class.getResourceAsStream( this.RULES_RESOURCE ) );
final RuleExecutionSet ruleSet = this.ruleSetProvider.createRuleExecutionSet( ruleReader,
null );
this.ruleAdministrator.registerRuleExecutionSet( this.RULES_RESOURCE,
ruleSet,
null );
final StatefulRuleSession statefulRuleSession = (StatefulRuleSession) ruleRuntime.createRuleSession( this.RULES_RESOURCE,
null,
RuleRuntime.STATEFUL_SESSION_TYPE );
assertNotNull( "cannot obtain StatefulRuleSession",
statefulRuleSession );
this.ruleAdministrator.deregisterRuleExecutionSet( this.RULES_RESOURCE,
null );
}
/**
* Test getRegistrations.
*/
@Test
public void testGetRegistrations() throws Exception {
final RuleRuntime ruleRuntime = this.ruleServiceProvider.getRuleRuntime();
assertNotNull( "cannot obtain RuleRuntime",
ruleRuntime );
// read rules and register with administrator
final Reader ruleReader = new InputStreamReader( RuleRuntimeTest.class.getResourceAsStream( this.RULES_RESOURCE ) );
final RuleExecutionSet ruleSet = this.ruleSetProvider.createRuleExecutionSet( ruleReader,
null );
this.ruleAdministrator.registerRuleExecutionSet( this.RULES_RESOURCE,
ruleSet,
null );
final List list = ruleRuntime.getRegistrations();
assertTrue( "no registrations found",
list.size() > 0 );
this.ruleAdministrator.deregisterRuleExecutionSet( this.RULES_RESOURCE,
null );
}
@Test
public void testRuleBaseConfigurationConstant() throws Exception {
// JBRULES-1061
Map properties = new HashMap();
properties.put( Constants.RES_SOURCE,
Constants.RES_SOURCE_TYPE_DECISION_TABLE );
properties.put( Constants.RES_RULEBASE_CONFIG,
new RuleBaseConfiguration() );
RuleServiceProviderManager.registerRuleServiceProvider( ExampleRuleEngineFacade.RULE_SERVICE_PROVIDER,
RuleServiceProviderImpl.class );
RuleServiceProvider ruleServiceProvider = RuleServiceProviderManager.getRuleServiceProvider( ExampleRuleEngineFacade.RULE_SERVICE_PROVIDER );
RuleAdministrator ruleAdministrator = ruleServiceProvider.getRuleAdministrator();
LocalRuleExecutionSetProvider ruleSetProvider = ruleAdministrator.getLocalRuleExecutionSetProvider( null );
try {
RuleExecutionSet ruleExecutionSet = ruleSetProvider.createRuleExecutionSet( SpreadsheetIntegrationExampleTest.class.getResourceAsStream( "IntegrationExampleTest.xls" ),
properties );
} catch (Exception e) {
// fail should not throw an Excetpion
}
}
}