package org.eclipse.persistence.testing.tests.events;

import org.eclipse.persistence.sessions.UnitOfWork;
import org.eclipse.persistence.testing.framework.TestErrorException;
import org.eclipse.persistence.testing.models.events.*;

import java.util.Vector;
import org.eclipse.persistence.descriptors.ClassDescriptor;

public class CloneEventOnIsolatedSessionTest extends EventHookTestCase {
    Vector<ClassDescriptor> issolatedDescriptors;
    boolean hasIsolatedClasses = false;
    
    public void setup() {
        //set all descriptors in this package as isolated
        issolatedDescriptors = new Vector();
        issolatedDescriptors.add(getSession().getDescriptor(Address.class));
        issolatedDescriptors.add(getSession().getDescriptor(Phone.class));
        issolatedDescriptors.add(getSession().getDescriptor(CreditCard.class));
        issolatedDescriptors.add(getSession().getDescriptor(Customer.class));
        issolatedDescriptors.add(getSession().getDescriptor(EmailAccount.class));
        issolatedDescriptors.add(getSession().getDescriptor(Order.class));
        for (ClassDescriptor descriptor : issolatedDescriptors){
            descriptor.setIsIsolated(true);
            /// the value assigned by default during initialization for an isolated descriptor. 
            descriptor.setUnitOfWorkCacheIsolationLevel(ClassDescriptor.ISOLATE_CACHE_ALWAYS);
            
        }
        hasIsolatedClasses = getDatabaseSession().getProject().hasIsolatedClasses();
        getDatabaseSession().getProject().setHasIsolatedClasses(true);
        super.setup();
        getDatabaseSession().writeObject(getEmailAccount());
        getDatabaseSession().writeObject(getPhoneNumber());
        getDatabaseSession().writeObject(getAddress());
        getSession().getIdentityMapAccessor().initializeAllIdentityMaps();
    }
    
    public void reset() {
        for (ClassDescriptor descriptor : issolatedDescriptors){
            descriptor.setIsIsolated(false);
            /// the value assigned by default during initialization for a non-isolated descriptor. 
            descriptor.setUnitOfWorkCacheIsolationLevel(ClassDescriptor.ISOLATE_NEW_DATA_AFTER_TRANSACTION);
        }
        getDatabaseSession().getProject().setHasIsolatedClasses(hasIsolatedClasses);
        
        super.reset();
    }
    
    protected void test() {
        UnitOfWork uow = getSession().acquireUnitOfWork();
        EmailAccount emailAccountCopy = (EmailAccount)uow.readObject(getEmailAccount());

        // Must change the object or no merge will happen
        emailAccountCopy.setHostName("localHost");
        Phone phoneNumberCopy = (Phone)uow.readObject(getPhoneNumber());
        phoneNumberCopy.phoneNo = "555-5555";
        Address addressCopy = (Address)uow.readObject(getAddress());
        addressCopy.address = "No Where";

        uow.commit();

        if (!emailAccountCopy.postCloneExecuted) {
            throw new TestErrorException("Event hook failed. The post clone method on " + emailAccountCopy + " failed to execute.");
        }

        if (!phoneNumberCopy.postCloneExecuted) {
            throw new TestErrorException("Event hook failed. The post clone method on " + phoneNumberCopy + " failed to execute.");
        }
    }
    
    
}