MethodParametersConstraintsTest.java

package org.javaee7.validation.methods;

import static org.hamcrest.CoreMatchers.*;
import static org.junit.Assert.*;

import java.util.ArrayList;
import java.util.List;

import javax.inject.Inject;
import javax.validation.ConstraintViolationException;

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.ShrinkWrap;
import org.jboss.shrinkwrap.api.asset.EmptyAsset;
import org.jboss.shrinkwrap.api.spec.JavaArchive;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import org.junit.runner.RunWith;

/**
 * @author Jakub Marchwicki
 */
@RunWith(Arquillian.class)
public class MethodParametersConstraintsTest {

	@Inject
	MyBean bean;

	@Rule
	public ExpectedException thrown = ExpectedException.none();

	@Deployment
	public static Archive<?> deployment() {
		return ShrinkWrap.create(JavaArchive.class).addClasses(MyBean.class)
				.addAsManifestResource(EmptyAsset.INSTANCE, "beans.xml");
	}

	@Test
	public void methodSizeTooLong() {
		thrown.expect(ConstraintViolationException.class);
		thrown.expectMessage("javax.validation.constraints.Size");
		thrown.expectMessage("org.javaee7.validation.methods.MyBean.sayHello");
		bean.sayHello("Duke");
	}

	@Test
	public void methodSizeOk() {
		bean.sayHello("Duk");
	}

	@Test
	public void showDateFromPast() {
		thrown.expect(ConstraintViolationException.class);
		thrown.expectMessage("javax.validation.constraints.Future");
		thrown.expectMessage("org.javaee7.validation.methods.MyBean.showDate");
		bean.showDate(false);
	}

	@Test
	public void showDateFromFuture() {
		bean.showDate(true);
	}

	@Test
	public void multipleParametersWithEmptyList() {
		thrown.expect(ConstraintViolationException.class);
		thrown.expectMessage("javax.validation.constraints.Size");
		thrown.expectMessage("showList.arg0");
		bean.showList(new ArrayList<String>(), "foo");
	}

	@Test
	public void multipleParametersNullSecondParameter() {
		thrown.expect(ConstraintViolationException.class);
		thrown.expectMessage("javax.validation.constraints.NotNull");
		thrown.expectMessage("showList.arg1");

		List<String> list = new ArrayList<>();
		list.add("bar");
		bean.showList(list, null);
	}

	@Test
	public void multipleParametersWithCorrectValues() {
		List<String> list = new ArrayList<>();
		list.add("bar");
		list.add("woof");
		String string = bean.showList(list, "foo");
		assertThat(string, is(equalTo("foobar foowoof ")));
	}
}