AbstractH2AsyncFundamentalsTest.java
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package org.apache.hc.client5.testing.async;
import java.io.IOException;
import java.util.Queue;
import java.util.concurrent.ConcurrentLinkedQueue;
import java.util.concurrent.CountDownLatch;
import org.apache.hc.client5.http.async.methods.SimpleHttpRequest;
import org.apache.hc.client5.http.async.methods.SimpleHttpResponse;
import org.apache.hc.client5.http.async.methods.SimpleRequestBuilder;
import org.apache.hc.client5.http.async.methods.SimpleRequestProducer;
import org.apache.hc.client5.http.async.methods.SimpleResponseConsumer;
import org.apache.hc.client5.http.protocol.HttpClientContext;
import org.apache.hc.client5.testing.Result;
import org.apache.hc.client5.testing.extension.async.ClientProtocolLevel;
import org.apache.hc.client5.testing.extension.async.ServerProtocolLevel;
import org.apache.hc.client5.testing.extension.async.TestAsyncClient;
import org.apache.hc.core5.concurrent.FutureCallback;
import org.apache.hc.core5.http.ContentType;
import org.apache.hc.core5.http.EntityDetails;
import org.apache.hc.core5.http.HttpException;
import org.apache.hc.core5.http.HttpHost;
import org.apache.hc.core5.http.HttpRequest;
import org.apache.hc.core5.http.HttpStatus;
import org.apache.hc.core5.http.RequestNotExecutedException;
import org.apache.hc.core5.http.URIScheme;
import org.apache.hc.core5.http.nio.AsyncRequestConsumer;
import org.apache.hc.core5.http.nio.AsyncServerRequestHandler;
import org.apache.hc.core5.http.nio.entity.DiscardingEntityConsumer;
import org.apache.hc.core5.http.nio.entity.StringAsyncEntityProducer;
import org.apache.hc.core5.http.nio.support.AbstractAsyncPushHandler;
import org.apache.hc.core5.http.nio.support.AbstractAsyncRequesterConsumer;
import org.apache.hc.core5.http.nio.support.AbstractServerExchangeHandler;
import org.apache.hc.core5.http.nio.support.BasicPushProducer;
import org.apache.hc.core5.http.nio.support.BasicResponseProducer;
import org.apache.hc.core5.http.protocol.HttpContext;
import org.apache.hc.core5.http.support.BasicRequestBuilder;
import org.apache.hc.core5.http.support.BasicResponseBuilder;
import org.apache.hc.core5.http2.config.H2Config;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
abstract class AbstractH2AsyncFundamentalsTest extends AbstractHttpAsyncFundamentalsTest {
public AbstractH2AsyncFundamentalsTest(final URIScheme scheme, final ClientProtocolLevel clientProtocolLevel, final ServerProtocolLevel serverProtocolLevel) {
this(scheme, clientProtocolLevel, serverProtocolLevel, false);
}
public AbstractH2AsyncFundamentalsTest(final URIScheme scheme, final ClientProtocolLevel clientProtocolLevel,
final ServerProtocolLevel serverProtocolLevel,
final boolean useUnixDomainSocket) {
super(scheme, clientProtocolLevel, serverProtocolLevel, useUnixDomainSocket);
}
@Test
void testPush() throws Exception {
configureServer(bootstrap -> bootstrap
.register("/pushy", () -> new AbstractServerExchangeHandler<HttpRequest>() {
@Override
protected AsyncRequestConsumer<HttpRequest> supplyConsumer(
final HttpRequest request,
final EntityDetails entityDetails,
final HttpContext context) throws HttpException {
return new AbstractAsyncRequesterConsumer<HttpRequest, Void>(new DiscardingEntityConsumer<>()) {
@Override
protected HttpRequest buildResult(final HttpRequest request, final Void entity, final ContentType contentType) {
return request;
}
};
}
@Override
protected void handle(
final HttpRequest request,
final AsyncServerRequestHandler.ResponseTrigger responseTrigger,
final HttpContext context) throws HttpException, IOException {
responseTrigger.pushPromise(
BasicRequestBuilder.copy(request)
.setPath("/aaa")
.build(),
context,
new BasicPushProducer(BasicResponseBuilder.create(HttpStatus.SC_OK)
.build(),
new StringAsyncEntityProducer("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", ContentType.TEXT_PLAIN)));
responseTrigger.pushPromise(
BasicRequestBuilder.copy(request)
.setPath("/bbb")
.build(),
context,
new BasicPushProducer(
BasicResponseBuilder.create(HttpStatus.SC_OK).build(),
new StringAsyncEntityProducer("bbbbbbbbbbbbbbbbbbbbbbbbbbbbbb", ContentType.TEXT_PLAIN)));
responseTrigger.submitResponse(
new BasicResponseProducer(
BasicResponseBuilder.create(HttpStatus.SC_OK).build(),
new StringAsyncEntityProducer("I am being very pushy")
),
context);
}
}));
configureClient(builder -> builder
.setH2Config(H2Config.custom()
.setPushEnabled(true)
.build()));
final HttpHost target = startServer();
final TestAsyncClient client = startClient();
client.start();
final Queue<Result<String>> pushMessageQueue = new ConcurrentLinkedQueue<>();
final CountDownLatch latch = new CountDownLatch(3);
final HttpClientContext context = HttpClientContext.create();
final SimpleHttpRequest request = SimpleRequestBuilder.get()
.setHttpHost(target)
.setPath("/pushy")
.build();
client.execute(
SimpleRequestProducer.create(request),
SimpleResponseConsumer.create(),
(r, c) -> new AbstractAsyncPushHandler<SimpleHttpResponse>(SimpleResponseConsumer.create()) {
@Override
protected void handleResponse(final HttpRequest promise,
final SimpleHttpResponse response) throws IOException, HttpException {
pushMessageQueue.add(new Result<>(promise, response, response.getBodyText()));
latch.countDown();
}
@Override
protected void handleError(final HttpRequest promise, final Exception cause) {
pushMessageQueue.add(new Result<>(promise, cause));
latch.countDown();
}
},
context,
new FutureCallback<SimpleHttpResponse>() {
@Override
public void completed(final SimpleHttpResponse response) {
pushMessageQueue.add(new Result<>(request, response, response.getBodyText()));
latch.countDown();
}
@Override
public void failed(final Exception ex) {
pushMessageQueue.add(new Result<>(request, ex));
latch.countDown();
}
@Override
public void cancelled() {
pushMessageQueue.add(new Result<>(request, new RequestNotExecutedException()));
latch.countDown();
}
}
);
Assertions.assertTrue(latch.await(TIMEOUT.getDuration(), TIMEOUT.getTimeUnit()));
Assertions.assertEquals(3, pushMessageQueue.size());
for (final Result<String> result : pushMessageQueue) {
if (result.isOK()) {
Assertions.assertEquals(HttpStatus.SC_OK, result.response.getCode());
final String path = result.request.getPath();
if (path.equals("/pushy")) {
Assertions.assertEquals("I am being very pushy", result.content);
} else if (path.equals("/aaa")) {
Assertions.assertEquals("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", result.content);
} else if (path.equals("/bbb")) {
Assertions.assertEquals("bbbbbbbbbbbbbbbbbbbbbbbbbbbbbb", result.content);
} else {
Assertions.fail("Unxpected request path: " + path);
}
}
}
}
}