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/*
* Copyright (c) 2008, 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.
*/
/*
* @test
*
* @summary converted from VM Testbase nsk/aod/VirtualMachine/VirtualMachine03.
* VM Testbase keywords: [feature_282, jdk]
* VM Testbase readme:
* Description :
* Test checks work of Attach API (com.sun.tools.attach).
* Test is based on the nsk.share.aod framework.
* Test checks semantics of the method VirtualMachine.equals(Object obj).
*
* @library /vmTestbase /test/hotspot/jtreg/vmTestbase
* /test/lib
* @run driver jdk.test.lib.FileInstaller . .
* @build nsk.aod.VirtualMachine.VirtualMachine03.VirtualMachine03
* nsk.share.aod.DummyTargetApplication
* @run main/othervm -Djdk.attach.allowAttachSelf -XX:+UsePerfData
* PropertyResolvingWrapper
* nsk.aod.VirtualMachine.VirtualMachine03.VirtualMachine03
* -jdk ${test.jdk}
* "-javaOpts=-XX:+UsePerfData ${test.vm.opts} ${test.java.opts}"
* -target nsk.share.aod.DummyTargetApplication
*/
package nsk.aod.VirtualMachine.VirtualMachine03;
import com.sun.tools.attach.VirtualMachine;
import nsk.share.aod.*;
import nsk.share.test.TestUtils;
/*
* Test checks method VirtualMachine.equals(Object)
*/
public class VirtualMachine03 extends AODTestRunner {
public VirtualMachine03(String[] args) {
super(args);
}
public void doTestActions(String targetVMId) throws Throwable {
String currentVMId = getCurrentVMId();
VirtualMachine vm1 = VirtualMachine.attach(currentVMId);
VirtualMachine vm2 = VirtualMachine.attach(targetVMId);
try {
TestUtils.assertEquals(vm1.id(), currentVMId, "vm.id() returns unexpected value: " + vm1.id());
TestUtils.assertEquals(vm2.id(), targetVMId, "vm.id() returns unexpected value: " + vm2.id());
TestUtils.assertTrue(!vm1.equals(vm2), vm1 + ".equals(" + vm2 + ") returns 'true'");
checkVM(vm1);
checkVM(vm2);
} finally {
vm1.detach();
vm2.detach();
}
}
void checkVM(VirtualMachine vm1) throws Throwable {
TestUtils.assertEquals(vm1, vm1, "vm.equals(itself) returns 'false'");
// create one more VirtualMachine object for the same VM
VirtualMachine vm2 = VirtualMachine.attach(vm1.id());
try {
TestUtils.assertEquals(vm1, vm2, vm1 + ".equals(" + vm2 + ") returns 'false'");
TestUtils.assertTrue(vm1.hashCode() == vm2.hashCode(), "vm.hashCode() returns different values for " + vm1 + " and " + vm2);
TestUtils.assertEquals(vm1.provider(), vm2.provider(), "vm.provider() returns non-equals objects for " + vm1 + " and " + vm2);
} finally {
vm2.detach();
}
TestUtils.assertTrue(!vm1.equals(new String()), "vm.equals(String) returns 'true'");
TestUtils.assertTrue(!vm1.equals(null), "vm.equals(null) returns 'true'");
}
public static void main(String[] args) {
new VirtualMachine03(args).runTest();
}
}
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