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/*
* Copyright (c) 2017, 2018, 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 java.io.FileNotFoundException;
import java.nio.ByteBuffer;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.nio.file.OpenOption;
import java.util.List;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.Flow;
import java.net.http.HttpHeaders;
import java.net.http.HttpRequest.BodyPublishers;
import java.net.http.HttpResponse.BodyHandler;
import java.net.http.HttpResponse.ResponseInfo;
import java.net.http.HttpResponse.BodyHandlers;
import java.net.http.HttpResponse.BodySubscriber;
import java.net.http.HttpResponse.BodySubscribers;
import java.util.function.Function;
import org.testng.annotations.DataProvider;
import org.testng.annotations.Test;
import static java.nio.charset.StandardCharsets.UTF_8;
import static java.nio.file.StandardOpenOption.CREATE;
import static java.nio.file.StandardOpenOption.DELETE_ON_CLOSE;
import static java.nio.file.StandardOpenOption.WRITE;
import static java.nio.file.StandardOpenOption.READ;
import static org.testng.Assert.assertThrows;
/*
* @test
* @summary Basic tests for API specified exceptions from Publisher, Handler,
* and Subscriber convenience static factory methods.
* @run testng SubscriberPublisherAPIExceptions
*/
public class SubscriberPublisherAPIExceptions {
static final Class<NullPointerException> NPE = NullPointerException.class;
static final Class<IllegalArgumentException> IAE = IllegalArgumentException.class;
static final Class<IndexOutOfBoundsException> IOB = IndexOutOfBoundsException.class;
@Test
public void publisherAPIExceptions() {
assertThrows(NPE, () -> BodyPublishers.ofByteArray(null));
assertThrows(NPE, () -> BodyPublishers.ofByteArray(null, 0, 1));
assertThrows(IOB, () -> BodyPublishers.ofByteArray(new byte[100], 0, 101));
assertThrows(IOB, () -> BodyPublishers.ofByteArray(new byte[100], 1, 100));
assertThrows(IOB, () -> BodyPublishers.ofByteArray(new byte[100], -1, 10));
assertThrows(IOB, () -> BodyPublishers.ofByteArray(new byte[100], 99, 2));
assertThrows(IOB, () -> BodyPublishers.ofByteArray(new byte[1], -100, 1));
assertThrows(NPE, () -> BodyPublishers.ofByteArray(null));
assertThrows(NPE, () -> BodyPublishers.ofFile(null));
assertThrows(NPE, () -> BodyPublishers.ofInputStream(null));
assertThrows(NPE, () -> BodyPublishers.ofString(null));
assertThrows(NPE, () -> BodyPublishers.ofString("A", null));
assertThrows(NPE, () -> BodyPublishers.ofString(null, UTF_8));
assertThrows(NPE, () -> BodyPublishers.ofString(null, null));
}
@DataProvider(name = "nonExistentFiles")
public Object[][] nonExistentFiles() {
List<Path> paths = List.of(Paths.get("doesNotExist"),
Paths.get("tsixEtoNseod"),
Paths.get("doesNotExist2"));
paths.forEach(p -> {
if (Files.exists(p))
throw new AssertionError("Unexpected " + p);
});
return paths.stream().map(p -> new Object[] { p }).toArray(Object[][]::new);
}
@Test(dataProvider = "nonExistentFiles", expectedExceptions = FileNotFoundException.class)
public void fromFileCheck(Path path) throws Exception {
BodyPublishers.ofFile(path);
}
@Test
public void handlerAPIExceptions() throws Exception {
Path path = Paths.get(".").resolve("tt");
Path file = Files.createFile(Paths.get(".").resolve("aFile"));
Path doesNotExist = Paths.get(".").resolve("doneNotExist");
if (Files.exists(doesNotExist))
throw new AssertionError("Unexpected " + doesNotExist);
assertThrows(NPE, () -> BodyHandlers.ofByteArrayConsumer(null));
assertThrows(NPE, () -> BodyHandlers.ofFile(null));
assertThrows(NPE, () -> BodyHandlers.ofFile(null, CREATE, WRITE));
assertThrows(NPE, () -> BodyHandlers.ofFile(path, (OpenOption[])null));
assertThrows(NPE, () -> BodyHandlers.ofFile(path, new OpenOption[] {null}));
assertThrows(NPE, () -> BodyHandlers.ofFile(path, new OpenOption[] {CREATE, null}));
assertThrows(NPE, () -> BodyHandlers.ofFile(path, new OpenOption[] {null, CREATE}));
assertThrows(NPE, () -> BodyHandlers.ofFile(null, (OpenOption[])null));
assertThrows(NPE, () -> BodyHandlers.ofFileDownload(null, CREATE, WRITE));
assertThrows(NPE, () -> BodyHandlers.ofFileDownload(path, (OpenOption[])null));
assertThrows(NPE, () -> BodyHandlers.ofFileDownload(path, new OpenOption[] {null}));
assertThrows(NPE, () -> BodyHandlers.ofFileDownload(path, new OpenOption[] {CREATE, null}));
assertThrows(NPE, () -> BodyHandlers.ofFileDownload(path, new OpenOption[] {null, CREATE}));
assertThrows(NPE, () -> BodyHandlers.ofFileDownload(null, (OpenOption[])null));
assertThrows(IAE, () -> BodyHandlers.ofFileDownload(file, CREATE, WRITE));
assertThrows(IAE, () -> BodyHandlers.ofFileDownload(doesNotExist, CREATE, WRITE));
assertThrows(NPE, () -> BodyHandlers.ofString(null));
assertThrows(NPE, () -> BodyHandlers.buffering(null, 1));
assertThrows(IAE, () -> BodyHandlers.buffering(new NoOpHandler(), 0));
assertThrows(IAE, () -> BodyHandlers.buffering(new NoOpHandler(), -1));
assertThrows(IAE, () -> BodyHandlers.buffering(new NoOpHandler(), Integer.MIN_VALUE));
// implementation specific exceptions
assertThrows(IAE, () -> BodyHandlers.ofFile(path, READ));
assertThrows(IAE, () -> BodyHandlers.ofFile(path, DELETE_ON_CLOSE));
assertThrows(IAE, () -> BodyHandlers.ofFile(path, READ, DELETE_ON_CLOSE));
assertThrows(IAE, () -> BodyHandlers.ofFileDownload(path, DELETE_ON_CLOSE));
}
@Test
public void subscriberAPIExceptions() {
Path path = Paths.get(".").resolve("tt");
assertThrows(NPE, () -> BodySubscribers.ofByteArrayConsumer(null));
assertThrows(NPE, () -> BodySubscribers.ofFile(null));
assertThrows(NPE, () -> BodySubscribers.ofFile(null, CREATE, WRITE));
assertThrows(NPE, () -> BodySubscribers.ofFile(path, (OpenOption[])null));
assertThrows(NPE, () -> BodySubscribers.ofFile(path, new OpenOption[] {null}));
assertThrows(NPE, () -> BodySubscribers.ofFile(path, new OpenOption[] {CREATE, null}));
assertThrows(NPE, () -> BodySubscribers.ofFile(path, new OpenOption[] {null, CREATE}));
assertThrows(NPE, () -> BodySubscribers.ofFile(null, (OpenOption[])null));
assertThrows(NPE, () -> BodySubscribers.ofString(null));
assertThrows(NPE, () -> BodySubscribers.buffering(null, 1));
assertThrows(IAE, () -> BodySubscribers.buffering(new NoOpSubscriber(), 0));
assertThrows(IAE, () -> BodySubscribers.buffering(new NoOpSubscriber(), -1));
assertThrows(IAE, () -> BodySubscribers.buffering(new NoOpSubscriber(), Integer.MIN_VALUE));
assertThrows(NPE, () -> BodySubscribers.mapping(null, Function.identity()));
assertThrows(NPE, () -> BodySubscribers.mapping(BodySubscribers.ofByteArray(), null));
assertThrows(NPE, () -> BodySubscribers.mapping(null, null));
// implementation specific exceptions
assertThrows(IAE, () -> BodySubscribers.ofFile(path, READ));
assertThrows(IAE, () -> BodySubscribers.ofFile(path, DELETE_ON_CLOSE));
assertThrows(IAE, () -> BodySubscribers.ofFile(path, READ, DELETE_ON_CLOSE));
}
static class NoOpHandler implements BodyHandler<Void> {
@Override public BodySubscriber<Void> apply(ResponseInfo rinfo) { return null; }
}
static class NoOpSubscriber implements BodySubscriber<Void> {
@Override public void onSubscribe(Flow.Subscription subscription) { }
@Override public void onNext(List<ByteBuffer> item) { }
@Override public void onError(Throwable throwable) { }
@Override public void onComplete() { }
@Override public CompletableFuture<Void> getBody() { return null; }
}
}
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