/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 com.hp.hpl.jena.assembler.test;
import java.util.*;
import com.hp.hpl.jena.assembler.*;
import com.hp.hpl.jena.reasoner.rulesys.Rule;
import com.hp.hpl.jena.shared.BrokenException;
public class TestRuleSet extends AssemblerTestBase
{
public TestRuleSet( String name )
{ super( name ); }
@Override protected Class<? extends Assembler> getAssemblerClass()
{ throw new BrokenException( "TestAssemblers does not need this method" ); }
public void testEmpty()
{
assertEquals( Collections.EMPTY_LIST, RuleSet.empty.getRules() );
assertEquals( RuleSet.empty, RuleSet.create( Collections.<Rule>emptyList() ) );
}
public void testEmptyRuleSet()
{
RuleSet s = RuleSet.create( Collections.<Rule>emptyList() );
assertEquals( Collections.EMPTY_LIST, s.getRules() );
assertNotSame( Collections.EMPTY_LIST, s.getRules() );
}
public void testSingleRuleSet()
{
Rule rule = Rule.parseRule( "[(?a P b) -> (?a rdf:type T)]" );
List<Rule> list = listOfOne( rule );
RuleSet s = RuleSet.create( list );
assertEquals( list, s.getRules() );
assertNotSame( list, s.getRules() );
}
public void testMultipleRuleSet()
{
Rule A = Rule.parseRule( "[(?a P b) -> (?a rdf:type T)]" );
Rule B = Rule.parseRule( "[(?a Q b) -> (?a rdf:type U)]" );
List<Rule> rules = Arrays.asList( new Rule[] {A, B } );
RuleSet s = RuleSet.create( rules );
assertEquals( rules, s.getRules() );
assertNotSame( rules, s.getRules() );
}
public void testFactoryForString()
{
String ruleString = "[(?a P b) -> (?a rdf:type T)]";
RuleSet s = RuleSet.create( ruleString );
assertEquals( Rule.parseRules( ruleString ), s.getRules() );
}
public void testHashAndEquality()
{
String A = "[(?x breaks ?y) -> (?y brokenBy ?x)]";
String B = "[(?a Q b) -> (?a rdf:type U)]";
RuleSet rsA = RuleSet.create( A ), rsA2 = RuleSet.create( A );
RuleSet rsB = RuleSet.create( B );
assertEquals( rsA.getRules(), rsA2.getRules() );
assertEquals( rsA, rsA2 );
assertDiffer( rsA, rsB );
assertEquals( rsA.hashCode(), rsA2.hashCode() );
assertFalse( rsA.hashCode() == rsB.hashCode() );
}
}