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package org.glassfish.jersey.examples.helloworld;
import java.util.Iterator;
import java.util.Random;
import java.util.concurrent.atomic.AtomicInteger;
import javax.ws.rs.core.Response;
import org.glassfish.jersey.server.ResourceConfig;
import org.glassfish.jersey.test.JerseyTest;
import org.glassfish.jersey.test.util.runner.ConcurrentParameterizedRunner;
import org.jboss.weld.environment.se.Weld;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
/**
* Test request scoped resource. Number of various requests will be made in parallel
* against a single Grizzly instance. This is to ensure server side external request scope
* binding does not mix different request data.
*
* @author Jakub Podlesak (jakub.podlesak at oracle.com)
*/
@RunWith(ConcurrentParameterizedRunner.class)
public class RequestScopedResourceTest extends JerseyTest {
// Total number of requests to make
static final int REQUEST_COUNT = 1000;
// basis for test data sequence
static final AtomicInteger dataFeed = new AtomicInteger();
// to help us randomily select resource method to test
static final Random RANDOMIZER = new Random();
// our Weld container instance
static Weld weld;
/**
* Take test data sequence from here
*
* @return iterable test input data
*/
@Parameterized.Parameters
public static Iterable<Object[]> data() {
return new Iterable<Object[]>() {
@Override
public Iterator<Object[]> iterator() {
return new Iterator<Object[]>() {
@Override
public boolean hasNext() {
return dataFeed.get() < REQUEST_COUNT;
}
@Override
public Object[] next() {
Object[] result = new Object[1];
int nextValue = dataFeed.getAndIncrement();
result[0] = String.format("%02d", nextValue);
return result;
}
@Override
public void remove() {
throw new UnsupportedOperationException();
}
};
}
};
}
@BeforeClass
public static void before() throws Exception {
weld = new Weld();
weld.initialize();
}
@AfterClass
public static void after() throws Exception {
weld.shutdown();
}
@Override
public void tearDown() throws Exception {
super.tearDown();
System.out.printf("SYNC: %d, ASYNC: %d, STRAIGHT: %d%n",
parameterizedCounter.intValue(), parameterizedAsyncCounter.intValue(), straightCounter.intValue());
}
@Override
protected ResourceConfig configure() {
// enable(TestProperties.LOG_TRAFFIC);
return App.createJaxRsApp();
}
// we want to keep some statistics
final AtomicInteger parameterizedCounter = new AtomicInteger(0);
final AtomicInteger parameterizedAsyncCounter = new AtomicInteger(0);
final AtomicInteger straightCounter = new AtomicInteger(0);
@Test
public void testRequestScopedResource(final String param) {
String path;
String expected = param;
// select one of the three resource methods available
switch (RANDOMIZER.nextInt(3)) {
case 0:
path = "req/parameterized";
parameterizedCounter.incrementAndGet();
break;
case 1:
path = "req/parameterized-async";
parameterizedAsyncCounter.incrementAndGet();
break;
default:
path = "req/straight";
expected = String.format("straight: %s", param);
straightCounter.incrementAndGet();
break;
}
final Response response = target().path(path).queryParam("q", param).request("text/plain").get();
assertNotNull(String.format("Request failed for %s", path), response);
assertEquals(200, response.getStatus());
assertEquals(expected, response.readEntity(String.class));
}
}