ebean/src/test/java/com/avaje/tests/transaction/TestDeleteFromPersistenceContext.java

package com.avaje.tests.transaction;

import com.avaje.ebean.BaseTestCase;
import com.avaje.ebean.Ebean;
import com.avaje.ebeaninternal.api.SpiTransaction;
import com.avaje.tests.model.basic.EBasicVer;
import com.avaje.tests.model.basic.ResetBasicData;
import org.junit.Test;

import static junit.framework.TestCase.assertNull;
import static org.junit.Assert.assertNotSame;
import static org.junit.Assert.assertSame;

public class TestDeleteFromPersistenceContext extends BaseTestCase {

  @Test
  public void testDeleteBean() {
    
    ResetBasicData.reset();
    
    EBasicVer bean = new EBasicVer("Please Delete Me");
    Ebean.save(bean);
    
    SpiTransaction transaction = (SpiTransaction)Ebean.beginTransaction();
    try {
      
      EBasicVer bean2 = Ebean.find(EBasicVer.class, bean.getId());
      assertNotSame(bean, bean2);
      
      EBasicVer bean3 = Ebean.find(EBasicVer.class, bean.getId());
      // same instance from PersistenceContext 
      assertSame(bean2, bean3);
      
      Object bean4 = transaction.getPersistenceContext().get(EBasicVer.class, bean.getId());
      assertSame(bean2, bean4);
      
      Ebean.delete(bean2);

      Object bean5 = transaction.getPersistenceContext().get(EBasicVer.class, bean.getId());
      assertNull("Bean is deleted from PersistenceContext",bean5);

      Ebean.commitTransaction();

    } finally {
      Ebean.endTransaction();
    }

    EBasicVer bean6 = Ebean.find(EBasicVer.class).where().eq("id", bean.getId()).findUnique();
    assertNull("Bean where id eq is not found "+bean6, bean6);

    awaitL2Cache();
    EBasicVer bean7 = Ebean.find(EBasicVer.class, bean.getId());
    assertNull("Bean is not expected to be found? "+bean7, bean7);

  }
  
}