/*
 * 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.decisiontable;

import org.drools.core.definitions.rule.impl.RuleImpl;
import org.junit.Before;
import org.junit.Test;
import org.kie.api.KieBase;
import org.kie.api.KieServices;
import org.kie.api.builder.KieBuilder;
import org.kie.api.builder.KieFileSystem;
import org.kie.api.builder.model.KieModuleModel;

import static org.junit.Assert.*;

public class PrioritySetWithFormulaTest {

    private KieBase kieBase;

    @Before
    public void init() {

        final KieServices ks = KieServices.Factory.get();
        KieFileSystem kfs = ks.newKieFileSystem();
        KieModuleModel kmodule = ks.newKieModuleModel();

        kfs.writeKModuleXML( kmodule.toXML() );
        kfs.write( ks.getResources().newClassPathResource(
                "prioritySetWithFormula.xls", this.getClass() ) );

        KieBuilder kieBuilder = ks.newKieBuilder( kfs ).buildAll();

        assertEquals( 0, kieBuilder.getResults().getMessages( org.kie.api.builder.Message.Level.ERROR ).size() );

        kieBase = ks.newKieContainer( ks.getRepository().getDefaultReleaseId() )
                .getKieBase();

    }

    @Test
    public void test() {

        // RULE CheeseWorld_11 has salience "=3+2"
        RuleImpl cheeseWorld11 = (RuleImpl) kieBase.getRule( "test", "CheeseWorld_11" );
        assertEquals( 5, cheeseWorld11.getSalience().getValue() );

        // RULE CheeseWorld_12 has salience "=ROW()"
        RuleImpl cheeseWorld12 = (RuleImpl) kieBase.getRule( "test", "CheeseWorld_12" );
        assertEquals( 12, cheeseWorld12.getSalience().getValue() );

    }
}