jdk-24/test/jdk/java/net/httpclient/reactivestreams-tck-tests/BodySubscribersOfPublisherPublisher.java
2019-07-02 13:25:51 +01:00

68 lines
2.5 KiB
Java

/*
* Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
import org.reactivestreams.tck.TestEnvironment;
import org.reactivestreams.tck.flow.FlowPublisherVerification;
import java.net.http.HttpResponse.BodySubscriber;
import java.net.http.HttpResponse.BodySubscribers;
import java.nio.ByteBuffer;
import java.util.List;
import java.util.concurrent.Flow.Publisher;
import java.util.stream.Stream;
/* See TckDriver.java for more information */
public class BodySubscribersOfPublisherPublisher
extends FlowPublisherVerification<List<ByteBuffer>> {
public BodySubscribersOfPublisherPublisher() {
super(new TestEnvironment(450L));
}
@Override
public Publisher<List<ByteBuffer>> createFlowPublisher(long nElements) {
BodySubscriber<Publisher<List<ByteBuffer>>> sub =
BodySubscribers.ofPublisher();
Stream<List<ByteBuffer>> buffers =
Stream.generate(() -> S.listOfBuffersFromBufferOfNBytes(1024))
.limit(nElements);
Publisher<List<ByteBuffer>> pub = S.publisherOfStream(buffers);
pub.subscribe(sub);
return sub.getBody().toCompletableFuture().join();
}
@Override
public Publisher<List<ByteBuffer>> createFailedFlowPublisher() {
BodySubscriber<Publisher<List<ByteBuffer>>> sub =
BodySubscribers.ofPublisher();
Publisher<List<ByteBuffer>> pub = S.newErroredPublisher();
pub.subscribe(sub);
return sub.getBody().toCompletableFuture().join();
}
@Override
public long maxElementsFromPublisher() {
return 21;
}
}