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/*
* Copyright 2008-2010 WorldWide Conferencing, LLC
*
* 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 net.liftweb {
package jpademo {
package model {
import org.junit.Test
import org.junit.Before
import org.junit.After
import org.junit.Assert._
import javax.persistence._
class TestJPAWeb {
var emf : EntityManagerFactory = _
@Before
def initEMF () = {
try {
emf = Persistence.createEntityManagerFactory("jpaweb")
} catch {
case e: Exception => {
def printAndDescend(ex : Throwable) : Unit = {
println(e.getMessage())
if (ex.getCause() != null) {
printAndDescend(ex.getCause())
}
}
printAndDescend(e)
}
}
}
@After
def closeEMF () = {
if (emf != null) emf.close()
}
@Test
def save_stuff () = {
var em = emf.createEntityManager()
val tx = em.getTransaction()
tx.begin()
val author = new Author
author.name = "Chuck"
em.persist(author)
val book = new Book
book.title = "Huh?"
book.published = new _root_.java.util.Date
book.author = author
book.genre = Genre.Mystery
em.persist(book)
tx.commit()
em.close()
// Re-open and query
em = emf.createEntityManager()
val retrieved = em.createNamedQuery("findAllBooks").getResultList().asInstanceOf[java.util.List[Book]]
assertEquals(1, retrieved.size())
assertEquals(Genre.Mystery, retrieved.get(0).genre)
println("Found " + retrieved.get(0).title)
// clean up
em.getTransaction().begin()
em.remove(em.getReference(classOf[Book],book.id))
em.remove(em.getReference(classOf[Author],author.id))
em.getTransaction().commit()
em.close()
}
}
}
}
}
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