package org.jboss.weld.tests.assignability;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import java.util.Set;
import javax.enterprise.inject.spi.Bean;
import javax.enterprise.inject.spi.BeanManager;
import javax.enterprise.util.TypeLiteral;
import javax.inject.Inject;
import org.junit.Assert;
import org.jboss.arquillian.container.test.api.Deployment;
import org.jboss.arquillian.junit.Arquillian;
import org.jboss.shrinkwrap.api.Archive;
import org.jboss.shrinkwrap.api.BeanArchive;
import org.jboss.shrinkwrap.api.ShrinkWrap;
import org.jboss.weld.test.util.Utils;
import org.junit.Test;
import org.junit.runner.RunWith;
/**
*
*/
@SuppressWarnings("serial")
@RunWith(Arquillian.class)
public class AssignabilityTest {
@Inject
private BeanManager beanManager;
@Deployment
public static Archive<?> deploy() {
return ShrinkWrap.create(BeanArchive.class, Utils.getDeploymentNameAsHash(AssignabilityTest.class))
.addPackage(AssignabilityTest.class.getPackage());
}
@Test
public void testAssignability1() {
Set<Bean<?>> beans = beanManager.getBeans(new TypeLiteral<Dao<Order>>() {
}.getType());
Assert.assertEquals(1, beans.size());
}
@Test
public void testAssignability2() {
Set<Bean<?>> beans = beanManager.getBeans(new TypeLiteral<Dao<User>>() {
}.getType());
Assert.assertEquals(2, beans.size());
}
@Test
public void testAssignability3() {
Set<Bean<?>> beans = beanManager.getBeans(new TypeLiteral<Dao<?>>() {
}.getType());
System.err.println("beans = " + beans);
Assert.assertEquals(2, beans.size());
}
@Test
public void testAssignability4() {
Set<Bean<?>> beans = beanManager.getBeans(new TypeLiteral<Dao<? extends Persistent>>() {
}.getType());
Assert.assertEquals(2, beans.size());
}
@Test
public <X extends Persistent> void testAssignability5() {
Set<Bean<?>> beans = beanManager.getBeans(new TypeLiteral<Dao<X>>() {
}.getType());
Assert.assertEquals(1, beans.size());
}
@Test
public void testAssignability6() {
Set<Bean<?>> beans = beanManager.getBeans(new TypeLiteral<Dao<? extends User>>() {
}.getType());
Assert.assertEquals(2, beans.size());
}
@Test
public void testAssignability7() {
Set<Bean<?>> beans = beanManager.getBeans(Dao.class);
Assert.assertEquals(0, beans.size());
}
/*
* A raw bean type is considered assignable to a parameterized required type if the raw types are identical and all type
* parameters of the required type are either unbounded type variables or java.lang.Object.
*/
@Test
public void testAssignability8() {
Set<Bean<?>> beans = beanManager.getBeans(new TypeLiteral<Animal<Object, Object, Object>>() {
}.getType());
assertEquals(1, beans.size());
assertTrue(beans.iterator().next().getName().equals("zebra"));
}
@Test
public <T> void testAssignability9() {
Set<Bean<?>> beans = beanManager.getBeans(new TypeLiteral<Animal<Object, T, Object>>() {
}.getType());
assertEquals(1, beans.size());
assertTrue(beans.iterator().next().getName().equals("zebra"));
}
@Test
public <T extends Number> void testAssignability10() {
Set<Bean<?>> beans = beanManager.getBeans(new TypeLiteral<Animal<Object, T, Object>>() {
}.getType());
assertEquals(0, beans.size());
}
@Test
public void testAssignability11() {
Set<Bean<?>> beans = beanManager.getBeans(new TypeLiteral<Animal<Object, Object, String>>() {
}.getType());
assertEquals(0, beans.size());
}
@Test
public void testAssignability12() {
Set<Bean<?>> beans = beanManager.getBeans(Animal.class);
assertEquals(1, beans.size());
assertTrue(beans.iterator().next().getName().equals("zebra"));
}
}