/*
 * 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 org.apache.jdo.tck.api.jdohelper;

import java.util.Arrays;
import java.util.Collection;
import java.util.Date;
import java.util.Iterator;
import java.util.List;
import javax.jdo.JDOHelper;
import javax.jdo.PersistenceManager;
import javax.jdo.identity.SingleFieldIdentity;
import org.apache.jdo.tck.JDO_Test;
import org.apache.jdo.tck.pc.mylib.PCPoint;
import org.apache.jdo.tck.pc.singlefieldidentity.PCPointSingleFieldInteger;
import org.apache.jdo.tck.util.BatchTestRunner;

/**
 * <B>Title:</B> Test GetObjectIds <br>
 * <B>Keywords:</B> getObjectIds getObjectId <br>
 * <B>Assertion IDs:</B> A8.3-11 <br>
 * <B>Assertion Description: </B> These methods return the JDO identities of the parameter
 * instances. For each instance in the parameter, the getObjectId method is called. They return one
 * identity instance for each persistence-capable instance in the parameter. The order of iteration
 * of the returned Collection exactly matches the order of iteration of the parameter Collection.]
 */
public class GetObjectIds extends JDO_Test {

  /** */
  private static final String ASSERTION_FAILED = "Assertion A8.3-11 (GetObjectIds) 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(GetObjectIds.class);
  }

  /** The parameter objects */
  Object obj0;

  Object obj1;
  Object obj2;
  Object obj3;
  Object obj4;

  Object[] objs;

  /** The object ids */
  Object oid0;

  Object oid1;
  Object oid2;
  Object oid3;
  Object oid4;

  Object[] oids;

  /** Typed objects */
  PCPointSingleFieldInteger singleFieldIdentityObj0;

  PCPointSingleFieldInteger singleFieldIdentityObj1;

  PCPointSingleFieldInteger[] singleFieldIdentityObjs;

  /** Typed object ids */
  SingleFieldIdentity singleFieldIdentityOid0;

  SingleFieldIdentity singleFieldIdentityOid1;

  SingleFieldIdentity[] singleFieldIdentityOids;

  /** The second persistence manager. */
  PersistenceManager pm2;

  /**
   * @see org.apache.jdo.tck.JDO_Test#localSetUp()
   */
  @Override
  protected void localSetUp() {
    addTearDownClass(PCPoint.class);
    objs =
        new Object[] {
          obj0 = null,
          obj1 = new Date(),
          obj2 = new PCPoint(23, 45), // persistent in pm1
          obj3 = new PCPoint(26, 47), // persistent in pm2
          obj4 = new PCPoint(23, 45) // not persistent
        };

    singleFieldIdentityObjs =
        new PCPointSingleFieldInteger[] {
          singleFieldIdentityObj0 = new PCPointSingleFieldInteger(0, 1), // persistent in pm1
          singleFieldIdentityObj1 = new PCPointSingleFieldInteger(1, 1) // persistent in pm1
        };

    getPM();
    pm.currentTransaction().begin();
    pm.makePersistent(obj2);
    if (runsWithApplicationIdentity()) {
      pm.makePersistent(singleFieldIdentityObj0);
      pm.makePersistent(singleFieldIdentityObj1);
    }
    pm.currentTransaction().commit();

    pm2 = getPMF().getPersistenceManager();
    pm2.currentTransaction().begin();
    pm2.makePersistent(obj3);
    pm2.currentTransaction().commit();

    oids =
        new Object[] {
          oid0 = JDOHelper.getObjectId(obj0),
          oid1 = JDOHelper.getObjectId(obj1),
          oid2 = JDOHelper.getObjectId(obj2),
          oid3 = JDOHelper.getObjectId(obj3),
          oid4 = JDOHelper.getObjectId(obj4),
        };

    singleFieldIdentityOids =
        new SingleFieldIdentity[] {
          singleFieldIdentityOid0 =
              (SingleFieldIdentity) JDOHelper.getObjectId(singleFieldIdentityObj0),
          singleFieldIdentityOid1 =
              (SingleFieldIdentity) JDOHelper.getObjectId(singleFieldIdentityObj1)
        };
  }

  /**
   * @see org.apache.jdo.tck.JDO_Test#localTearDown()
   */
  @Override
  protected void localTearDown() {
    pm2.close();
  }

  /** */
  public void testGetObjectIdsArray() {
    StringBuilder messages = new StringBuilder();
    Object[] expectedArray = oids;
    Object[] actualArray = JDOHelper.getObjectIds(objs);
    for (int i = 0; i < objs.length; ++i) {
      Object expected = expectedArray[i];
      Object actual = actualArray[i];
      if (expected == null ? actual != null : !expected.equals(actual)) {
        messages.append(
            "\nComparison failed for object ids at position "
                + i
                + "\nexpected: "
                + expected
                + "\nactual: "
                + actual);
      }
    }
    if (messages.length() != 0) {
      fail(ASSERTION_FAILED + "getObjectIds(Object[] pcs) " + messages);
    }
  }

  /** */
  public void testGetObjectIdsCollection() {
    StringBuilder messages = new StringBuilder();
    List<Object> paramList = Arrays.asList(objs);
    List<Object> expectedList = Arrays.asList(oids);
    Collection<Object> actualCollection = JDOHelper.getObjectIds(paramList);
    Iterator<Object> expectedIterator = expectedList.iterator();
    Iterator<Object> actualIterator = actualCollection.iterator();
    for (int i = 0; i < objs.length; ++i) {
      Object expected = expectedIterator.next();
      Object actual = actualIterator.next();
      if (expected == null ? actual != null : !expected.equals(actual)) {
        messages.append(
            "\nComparison failed for object ids at position "
                + i
                + "\nexpected: "
                + expected
                + "\nactual: "
                + actual);
      }
    }
    if (messages.length() != 0) {
      fail(ASSERTION_FAILED + "getObjectIds(Collection pcs) " + messages);
    }
  }

  /** */
  public void testTypedGetObjectIdsArray() {
    if (!runsWithApplicationIdentity()) return;
    StringBuilder messages = new StringBuilder();
    Object[] expectedArray = singleFieldIdentityOids;
    Object[] actualArray = JDOHelper.getObjectIds(singleFieldIdentityObjs);
    for (int i = 0; i < singleFieldIdentityObjs.length; ++i) {
      Object expected = expectedArray[i];
      Object actual = actualArray[i];
      if (expected == null ? actual != null : !expected.equals(actual)) {
        messages.append(
            "\nComparison failed for object ids at position "
                + i
                + "\nexpected: "
                + expected
                + "\nactual: "
                + actual);
      }
    }
    if (messages.length() != 0) {
      fail(ASSERTION_FAILED + "getObjectIds(Object[] pcs) " + messages);
    }
  }

  /** */
  public void testTypedGetObjectIdsCollection() {
    if (!runsWithApplicationIdentity()) return;
    StringBuilder messages = new StringBuilder();
    List<PCPointSingleFieldInteger> paramList = Arrays.asList(singleFieldIdentityObjs);
    List<?> expectedList = Arrays.asList(singleFieldIdentityOids);
    Collection<?> actualCollection = JDOHelper.getObjectIds(paramList);
    Iterator<?> expectedIterator = expectedList.iterator();
    Iterator<?> actualIterator = actualCollection.iterator();
    for (int i = 0; i < singleFieldIdentityObjs.length; ++i) {
      Object expected = expectedIterator.next();
      Object actual = actualIterator.next();
      if (expected == null ? actual != null : !expected.equals(actual)) {
        messages.append(
            "\nComparison failed for object ids at position "
                + i
                + "\nexpected: "
                + expected
                + "\nactual: "
                + actual);
      }
    }
    if (messages.length() != 0) {
      fail(ASSERTION_FAILED + "getObjectIds(Collection<SingleFieldIdentyty> pcs) " + messages);
    }
  }
}