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package org.fedoraproject.candlepin.model.test;
import static org.junit.Assert.*;
import java.util.List;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceException;
import org.fedoraproject.candlepin.model.Product;
import org.fedoraproject.candlepin.util.EntityManagerUtil;
import org.junit.Test;
public class ProductTest extends ModelTestFixture {
@Test
public void normalCreate() {
Product prod = new Product("cptest-label", "My Product");
persistAndCommit(prod);
List<Product> results = em.createQuery("select p from Product as p")
.getResultList();
assertEquals(1, results.size());
}
@Test(expected = PersistenceException.class)
public void nameRequired() {
Product prod = new Product();
prod.setLabel("someproductlabel");
persistAndCommit(prod);
}
@Test(expected = PersistenceException.class)
public void labelRequired() {
Product prod = new Product();
prod.setName("My Product Name");
persistAndCommit(prod);
}
@Test(expected = PersistenceException.class)
public void nameUnique() {
Product prod = new Product("label1", "name");
persistAndCommit(prod);
Product prod2 = new Product("label2", "name");
persistAndCommit(prod2);
}
@Test(expected = PersistenceException.class)
public void labelUnique() {
Product prod = new Product("label1", "name");
Product prod2 = new Product("label1", "name2");
persistAndCommit(prod);
persistAndCommit(prod2);
}
@Test
public void addChildProducts() {
em.getTransaction().begin();
Product parent = new Product("parent-product", "Parent Product");
Product child1 = new Product("child-product1", "Child Product 1");
Product child2 = new Product("child-product2", "Child Product 2");
parent.addChildProduct(child1);
parent.addChildProduct(child2);
em.persist(parent);
em.getTransaction().commit();
EntityManager em2 = EntityManagerUtil.createEntityManager();
Product result = (Product)em2.createQuery(
"select p from Product as p where name = :name")
.setParameter("name", parent.getName())
.getSingleResult();
assertEquals(2, result.getChildProducts().size());
}
@Test(expected = PersistenceException.class)
public void childHasSingleParentOnly() {
em.getTransaction().begin();
Product parent1 = new Product("parent-product1", "Parent Product 1");
Product child1 = new Product("child-product1", "Child Product 1");
Product parent2 = new Product("parent-product2", "Parent Product 2");
parent1.addChildProduct(child1);
parent2.addChildProduct(child1); // should cause the failure
em.persist(child1);
em.persist(parent1);
em.persist(parent2);
em.getTransaction().commit();
}
@Test
public void testCascading() {
em.getTransaction().begin();
Product parent1 = new Product("parent-product1", "Parent Product 1");
Product child1 = new Product("child-product1", "Child Product 1");
parent1.addChildProduct(child1);
em.persist(parent1);
em.getTransaction().commit();
EntityManager em2 = EntityManagerUtil.createEntityManager();
Product result = (Product)em2.createQuery(
"select p from Product as p where name = :name")
.setParameter("name", child1.getName())
.getSingleResult();
assertNotNull(result);
em.getTransaction().begin();
em.remove(parent1);
em.getTransaction().commit();
em2 = EntityManagerUtil.createEntityManager();
List<Product> results = em2.createQuery(
"select p from Product as p where name = :name")
.setParameter("name", child1.getName())
.getResultList();
assertEquals(0, results.size());
}
}
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