CallbackTest.java example

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Resteasy-master
package org.jboss.resteasy.test.asynch;

import org.jboss.arquillian.container.test.api.Deployment;
import org.jboss.arquillian.container.test.api.RunAsClient;
import org.jboss.arquillian.junit.Arquillian;
import org.jboss.resteasy.client.jaxrs.ResteasyClientBuilder;
import org.jboss.resteasy.test.asynch.resource.CallbackResource;
import org.jboss.resteasy.test.asynch.resource.CallbackExceptionThrowingStringBean;
import org.jboss.resteasy.test.asynch.resource.CallbackResourceBase;
import org.jboss.resteasy.test.asynch.resource.CallbackSecondSettingCompletionCallback;
import org.jboss.resteasy.test.asynch.resource.CallbackStringBean;
import org.jboss.resteasy.test.asynch.resource.JaxrsAsyncServletAsyncResponseBlockingQueue;
import org.jboss.resteasy.test.asynch.resource.CallbackTimeoutHandler;
import org.jboss.resteasy.test.asynch.resource.CallbackSettingCompletionCallback;
import org.jboss.resteasy.test.asynch.resource.CallbackStringBeanEntityProvider;
import org.jboss.resteasy.util.HttpResponseCodes;
import org.jboss.resteasy.utils.PortProviderUtil;
import org.jboss.resteasy.utils.TestUtil;
import org.jboss.shrinkwrap.api.Archive;
import org.jboss.shrinkwrap.api.spec.WebArchive;
import org.junit.AfterClass;
import org.junit.Assert;
import org.junit.BeforeClass;
import org.junit.Test;
import org.junit.runner.RunWith;

import javax.ws.rs.client.Client;
import javax.ws.rs.core.Response;
import java.io.IOException;
import java.util.concurrent.Future;

/**
 * @tpSubChapter Asynchronous RESTEasy
 * @tpChapter Integration tests
 * @tpTestCaseDetails Test for async exception handling
 * @tpSince RESTEasy 3.0.16
 */
@RunWith(Arquillian.class)
@RunAsClient
public class CallbackTest {
    public static Client client;

    @BeforeClass
    public static void initClient() {
        client = new ResteasyClientBuilder().connectionPoolSize(10).build();
    }

    @AfterClass
    public static void closeClient() {
        client.close();
    }

    @Deployment
    public static Archive<?> createTestArchive() {
        WebArchive war = TestUtil.prepareArchive(CallbackTest.class.getSimpleName());
        war.addClasses(CallbackResource.class,
                CallbackExceptionThrowingStringBean.class,
                CallbackTimeoutHandler.class,
                CallbackResourceBase.class,
                CallbackSecondSettingCompletionCallback.class,
                CallbackSettingCompletionCallback.class,
                CallbackStringBean.class,
                CallbackStringBeanEntityProvider.class,
                JaxrsAsyncServletAsyncResponseBlockingQueue.class);
        war.addAsWebInfResource(AsyncPostProcessingTest.class.getPackage(), "CallbackTestWeb.xml", "web.xml");
        return TestUtil.finishContainerPrepare(war, null, CallbackResource.class, CallbackStringBeanEntityProvider.class);
    }

    private String generateURL(String path) {
        return PortProviderUtil.generateURL(path, CallbackTest.class.getSimpleName());
    }

    protected void invokeClear() {
        Response response = client.target(generateURL("/resource/clear")).request().get();
        Assert.assertEquals(HttpResponseCodes.SC_NO_CONTENT, response.getStatus());
        response.close();
    }

    protected void invokeReset() {
        Response response = client.target(generateURL("/resource/reset")).request().get();
        Assert.assertEquals(HttpResponseCodes.SC_NO_CONTENT, response.getStatus());
        response.close();
    }

    protected void assertString(Future<Response> future, String check) throws Exception {
        Response response = future.get();
        Assert.assertEquals(HttpResponseCodes.SC_OK, response.getStatus());
        String entity = response.readEntity(String.class);
        Assert.assertEquals(entity, check);

    }

    /**
     * @tpTestDetails Argument contains exception in two callback classes
     * @tpSince RESTEasy 3.0.16
     */
    @Test
    public void argumentContainsExceptionInTwoCallbackClassesTest() throws Exception {
        invokeClear();
        invokeReset();
        Future<Response> suspend = client.target(generateURL("/resource/suspend")).request().async().get();

        Future<Response> register = client.target(generateURL("/resource/registerclasses?stage=0")).request().async().get();
        assertString(register, CallbackResourceBase.FALSE);

        Future<Response> exception = client.target(generateURL("/resource/exception?stage=1")).request().async().get();
        Response response = exception.get();
        Assert.assertEquals("Request return wrong response", CallbackResourceBase.TRUE, response.readEntity(String.class));

        Response suspendResponse = suspend.get();
        Assert.assertEquals(suspendResponse.getStatusInfo(), Response.Status.INTERNAL_SERVER_ERROR);
        suspendResponse.close();

        Future<Response> error = client.target(generateURL("/resource/error")).request().async().get();
        assertString(error, RuntimeException.class.getName());
        error = client.target(generateURL("/resource/seconderror")).request().async().get();
        assertString(error, RuntimeException.class.getName());
    }

    /**
     * @tpTestDetails Argument contains exception in two callback instances
     * @tpSince RESTEasy 3.0.16
     */
    @Test
    public void argumentContainsExceptionInTwoCallbackInstancesTest() throws Exception {
        invokeClear();
        invokeReset();
        Future<Response> suspend = client.target(generateURL("/resource/suspend")).request().async().get();

        Future<Response> register = client.target(generateURL("/resource/registerobjects?stage=0")).request().async().get();
        assertString(register, CallbackResourceBase.FALSE);

        Future<Response> exception = client.target(generateURL("/resource/exception?stage=1")).request().async().get();
        Response response = exception.get();
        Assert.assertEquals("Request return wrong response", CallbackResourceBase.TRUE, response.readEntity(String.class));

        Response suspendResponse = suspend.get();
        Assert.assertEquals(suspendResponse.getStatusInfo(), Response.Status.INTERNAL_SERVER_ERROR);
        suspendResponse.close();

        Future<Response> error = client.target(generateURL("/resource/error")).request().async().get();
        assertString(error, RuntimeException.class.getName());
        error = client.target(generateURL("/resource/seconderror")).request().async().get();
        assertString(error, RuntimeException.class.getName());
    }

    /**
     * @tpTestDetails Argument contains exception when sending IO exception
     * @tpSince RESTEasy 3.0.16
     */
    @Test
    public void argumentContainsExceptionWhenSendingIoExceptionTest() throws Exception {
        invokeClear();
        invokeReset();
        Future<Response> suspend = client.target(generateURL("/resource/suspend")).request().async().get();

        Future<Response> register = client.target(generateURL("/resource/register?stage=0")).request().async().get();
        assertString(register, CallbackResourceBase.FALSE);

        Future<Response> exception = client.target(generateURL("/resource/resumechecked?stage=1")).request().async().get();
        Response response = exception.get();
        Assert.assertEquals("Request return wrong response", CallbackResourceBase.TRUE, response.readEntity(String.class));

        Response suspendResponse = suspend.get();
        Assert.assertEquals(suspendResponse.getStatusInfo(), Response.Status.INTERNAL_SERVER_ERROR);
        suspendResponse.close();

        Future<Response> error = client.target(generateURL("/resource/error")).request().async().get();
        assertString(error, IOException.class.getName());
    }
}