/*
* 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
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*/
/*
* @ 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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