/*
* Copyright 2007, 2008 Duncan McGregor
*
* This file is part of Rococoa, a library to allow Java to talk to Cocoa.
*
* Rococoa is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Rococoa 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Rococoa. If not, see <http://www.gnu.org/licenses/>.
*/
package org.rococoa;
import static org.junit.Assert.assertEquals;
import org.junit.Test;
import org.rococoa.cocoa.foundation.NSAutoreleasePool;
import org.rococoa.test.RococoaTestCase;
@SuppressWarnings("nls")
public class FoundationRetainReleaseTest extends RococoaTestCase {
@Test public void test() {
ID idOfString = Foundation.cfString("Hello world");
assertRetainCount(1, idOfString);
assertEquals(idOfString, Foundation.cfRetain(idOfString));
assertRetainCount(2, idOfString);
Foundation.cfRelease(idOfString);
assertRetainCount(1, idOfString);
Foundation.cfRelease(idOfString);
// causes count to go to 0 and dispose will happen
}
@Test public void testAutorelease() {
NSAutoreleasePool pool = NSAutoreleasePool.new_();
ID idOfString = Foundation.cfString("Hello world");
assertRetainCount(1, idOfString);
Foundation.sendReturnsVoid(idOfString, "autorelease");
assertRetainCount(1, idOfString); // autorelease does not increase the count
Foundation.sendReturnsVoid(idOfString, "retain");
assertRetainCount(2, idOfString);
pool.drain();
assertRetainCount(1, idOfString);
Foundation.cfRelease(idOfString);
// causes count to go to 0 and dispose will happen
}
@Test public void testInitedObject() {
NSAutoreleasePool pool = NSAutoreleasePool.new_();
ID idOfClass = Foundation.getClass("NSString");
ID idOfString = Foundation.sendReturnsID(idOfClass, "alloc");
idOfString = Foundation.sendReturnsID(idOfString, "initWithCString:", "Hello world");
assertRetainCount(1, idOfString);
// show that it wasn't in the pool
pool.drain();
assertRetainCount(1, idOfString);
Foundation.cfRelease(idOfString);
}
}