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package org.glassfish.jersey.client;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import javax.ws.rs.client.Client;
import javax.ws.rs.client.ClientBuilder;
import javax.ws.rs.client.Entity;
import javax.ws.rs.client.Invocation;
import javax.ws.rs.client.RxInvokerProvider;
import javax.ws.rs.client.SyncInvoker;
import javax.ws.rs.client.WebTarget;
import javax.ws.rs.core.GenericType;
import javax.ws.rs.ext.Provider;
import org.glassfish.jersey.internal.guava.ThreadFactoryBuilder;
import org.hamcrest.core.AllOf;
import org.hamcrest.core.StringContains;
import org.junit.After;
import org.junit.Ignore;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import static org.junit.Assert.assertTrue;
/**
* Sanity test for {@link Invocation.Builder#rx()} methods.
*
* @author Pavel Bucek (pavel.bucek at oracle.com)
*/
public class ClientRxTest {
private static final ExecutorService EXECUTOR_SERVICE =
Executors.newCachedThreadPool(new ThreadFactoryBuilder().setNameFormat("rxTest-%d").build());
private final Client CLIENT;
private final Client CLIENT_WITH_EXECUTOR;
public ClientRxTest() {
CLIENT = ClientBuilder.newClient();
// TODO JAX-RS 2.1
// CLIENT_WITH_EXECUTOR = ClientBuilder.newBuilder().executorService(EXECUTOR_SERVICE).build();
CLIENT_WITH_EXECUTOR = null;
}
@Rule
public ExpectedException thrown = ExpectedException.none();
@After
public void afterClass() {
CLIENT.close();
}
@Test
public void testRxInvoker() {
// explicit register is not necessary, but it can be used.
CLIENT.register(TestRxInvokerProvider.class, RxInvokerProvider.class);
String s = target(CLIENT).request().rx(TestRxInvoker.class).get();
assertTrue("Provided RxInvoker was not used.", s.startsWith("rxTestInvoker"));
}
@Test
@Ignore("TODO JAX-RS 2.1")
public void testRxInvokerWithExecutor() {
// implicit register (not saying that the contract is RxInvokerProvider).
CLIENT.register(TestRxInvokerProvider.class);
ExecutorService executorService = Executors
.newCachedThreadPool(new ThreadFactoryBuilder().setNameFormat("rxTest-%d").build());
String s = target(CLIENT_WITH_EXECUTOR).request().rx(TestRxInvoker.class).get();
assertTrue("Provided RxInvoker was not used.", s.startsWith("rxTestInvoker"));
assertTrue("Executor Service was not passed to RxInvoker", s.contains("rxTest-"));
}
@Test
public void testRxInvokerInvalid() {
Invocation.Builder request = target(CLIENT).request();
thrown.expect(IllegalArgumentException.class);
thrown.expectMessage(AllOf.allOf(new StringContains("null"), new StringContains("clazz")));
request.rx(null).get();
}
@Test
public void testRxInvokerNotRegistered() {
Invocation.Builder request = target(CLIENT).request();
thrown.expect(IllegalStateException.class);
thrown.expectMessage(AllOf.allOf(
new StringContains("TestRxInvoker"),
new StringContains("not registered"),
new StringContains("RxInvokerProvider")));
request.rx(TestRxInvoker.class).get();
}
private WebTarget target(Client client) {
// Uri is not relevant, the call won't be ever executed.
return client.target("http://localhost:9999");
}
@Provider
public static class TestRxInvokerProvider implements RxInvokerProvider<TestRxInvoker> {
@Override
public TestRxInvoker getRxInvoker(SyncInvoker syncInvoker, ExecutorService executorService) {
return new TestRxInvoker(syncInvoker, executorService);
}
@Override
public boolean isProviderFor(Class<?> clazz) {
return TestRxInvoker.class.equals(clazz);
}
}
private static class TestRxInvoker extends AbstractRxInvoker<String> {
private TestRxInvoker(SyncInvoker syncInvoker, ExecutorService executor) {
super(syncInvoker, executor);
}
@Override
public <R> String method(String name, Entity<?> entity, Class<R> responseType) {
return "rxTestInvoker" + (getExecutorService() == null ? "" : " rxTest-");
}
@Override
public <R> String method(String name, Entity<?> entity, GenericType<R> responseType) {
return "rxTestInvoker" + (getExecutorService() == null ? "" : " rxTest-");
}
}
}