/*
 * Copyright 2005 The Apache Software Foundation.
 * 
 * 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.apache.jdo.tck.query;

import java.util.Collection;
import javax.jdo.PersistenceManager;
import javax.jdo.Transaction;

import org.apache.jdo.tck.pc.mylib.PrimitiveTypes;
import org.apache.jdo.tck.util.BatchTestRunner;

/**
 *<B>Title:</B> This is Reserved Word for Element of Collection
 *<BR>
 *<B>Keywords:</B> query
 *<BR>
 *<B>Assertion ID:</B> A14.6.2-12.
 *<BR>
 *<B>Assertion Description: </B>
 * <code>this</code> is a reserved word which means the element of the
 * candidate collection being evaluated.
 */

public class ThisIsReservedWordForElementOfCollection extends QueryTest {

    /** */
    private static final String ASSERTION_FAILED = 
        "Assertion A14.6.2-12 (ThisIsReservedWordForElementOfCollection) failed: ";
    
    /**
     * The <code>main</code> is called when the class
     * is directly executed from the command line.
     * @param args The arguments passed to the program.
     */
    public static void main(String[] args) {
        BatchTestRunner.run(ThisIsReservedWordForElementOfCollection.class);
    }
    
    /** */
    public void test() {
        pm = getPM();
        
        try {
            loadPrimitiveTypes(pm);
            runTest(pm);
        }
        finally {
            cleanupDatabase(pm, PrimitiveTypes.class);
            pm.close();
            pm = null;
        }
    }
    
    /** */
    void runTest(PersistenceManager pm) {
        Transaction tx = pm.currentTransaction();
        tx.begin();

        Collection instance9 = (Collection)pm.newQuery(
            PrimitiveTypes.class, "id == 9").execute();
                
        // compare this with a parameter
        runParameterPrimitiveTypesQuery(
            "this == param", "PrimitiveTypes param", instance9.iterator().next(),
            pm, instance9, ASSERTION_FAILED);

        // use this to access a field 
        runParameterPrimitiveTypesQuery(
            "this.intNotNull == intNotNull", "int intNotNull", new Integer(9), 
            pm, instance9, ASSERTION_FAILED);
    }
}