/**
 * 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.verifier;

import java.io.ByteArrayInputStream;
import java.util.Collection;

import org.drools.verifier.components.SubPattern;
import org.drools.verifier.data.VerifierReport;
import org.drools.verifier.data.VerifierReportFactory;

/**
 * 
 * @author Toni Rikkola
 * 
 */
public class PatternSolverDRLTest extends TestBase {

    public void testOrInsidePattern() throws Exception {

        StringBuffer rule = new StringBuffer();
        rule.append( "rule \"Test rule\" " );
        rule.append( "   when " );
        rule.append( "       customer : Customer( status > 30 && < 50 ) " );
        rule.append( "       order : OrderHeader( customer == customer , orderPriority == 3 || == 4 ) " );
        rule.append( "   then " );
        rule.append( "       order.setOrderDiscount( 6.0 ); " );
        rule.append( "end" );

        VerifierReport result = VerifierReportFactory.newVerifierReport();
        Collection< ? extends Object> testData = getTestData( new ByteArrayInputStream( rule.toString().getBytes() ),
                                                              result.getVerifierData() );

        int patternCount = 0;

        // Check that there is three pattern possibilities and that they contain
        // the right amount of items.
        for ( Object o : testData ) {
            if ( o instanceof SubPattern ) {
                SubPattern pp = (SubPattern) o;
                if ( pp.getItems().size() == 2 ) {

                    patternCount++;
                }
            }
        }

        assertEquals( 3,
                      patternCount );
    }
}