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/*
* Copyright (c) 2015, 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.
*/
/*
* @test
* @summary Shutdown tests
* @build KullaTesting TestingInputStream
* @run testng ShutdownTest
*/
import java.util.function.Consumer;
import jdk.jshell.JShell;
import jdk.jshell.JShell.Subscription;
import org.testng.annotations.Test;
import static org.testng.Assert.assertEquals;
@Test
public class ShutdownTest extends KullaTesting {
int shutdownCount;
void shutdownCounter(JShell state) {
++shutdownCount;
}
@Test(enabled = false) //TODO 8139873
public void testExit() {
shutdownCount = 0;
getState().onShutdown(this::shutdownCounter);
assertEval("System.exit(1);");
assertEquals(shutdownCount, 1);
}
public void testCloseCallback() {
shutdownCount = 0;
getState().onShutdown(this::shutdownCounter);
getState().close();
assertEquals(shutdownCount, 1);
}
public void testCloseUnsubscribe() {
shutdownCount = 0;
Subscription token = getState().onShutdown(this::shutdownCounter);
getState().unsubscribe(token);
getState().close();
assertEquals(shutdownCount, 0);
}
public void testTwoShutdownListeners() {
ShutdownListener listener1 = new ShutdownListener();
ShutdownListener listener2 = new ShutdownListener();
Subscription subscription1 = getState().onShutdown(listener1);
Subscription subscription2 = getState().onShutdown(listener2);
getState().unsubscribe(subscription1);
getState().close();
assertEquals(listener1.getEvents(), 0, "Checking got events");
assertEquals(listener2.getEvents(), 1, "Checking got events");
getState().close();
assertEquals(listener1.getEvents(), 0, "Checking got events");
assertEquals(listener2.getEvents(), 1, "Checking got events");
getState().unsubscribe(subscription2);
}
@Test(expectedExceptions = IllegalStateException.class)
public void testCloseException() {
getState().close();
getState().eval("45");
}
@Test(expectedExceptions = IllegalStateException.class,
enabled = false) //TODO 8139873
public void testShutdownException() {
assertEval("System.exit(0);");
getState().eval("45");
}
@Test(expectedExceptions = NullPointerException.class)
public void testNullCallback() {
getState().onShutdown(null);
}
@Test(expectedExceptions = IllegalStateException.class)
public void testSubscriptionAfterClose() {
getState().close();
getState().onShutdown(e -> {});
}
@Test(expectedExceptions = IllegalStateException.class,
enabled = false) //TODO 8139873
public void testSubscriptionAfterShutdown() {
assertEval("System.exit(0);");
getState().onShutdown(e -> {});
}
private static class ShutdownListener implements Consumer<JShell> {
private int count;
@Override
public void accept(JShell shell) {
++count;
}
public int getEvents() {
return count;
}
}
}
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