Tests

We use unit test suites to verify the correctness of our virtual machine. Here you can access the source code of the tests.

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
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 * 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
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 * 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,
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package at.ssw.hotswap.test.methods;

import static org.junit.Assert.assertEquals;

import org.junit.Before;
import org.junit.Test;

import at.ssw.hotswap.HotSwapTool;

/**
 * Testing correct behaviour of the class object after class redefinition (with respect to the identity hash code and synchronization).
 *
 * @author Thomas Wuerthinger
 */

public class SingleClassReflectionTest {

    @Before
    public void setUp() throws Exception {
        HotSwapTool.toVersion(SingleClassReflectionTest.class, 0);
    }

    // Version 0
    public static class A {

        public static synchronized void staticSynchronized() {
            HotSwapTool.toVersion(SingleClassReflectionTest.class, 1);
        }
    }


    // Version 1
    public static class A___1 {
        public static synchronized void staticSynchronized() {
        }
    }


    @Test
    public void testHashcode() {

        assert HotSwapTool.getCurrentVersion(SingleClassReflectionTest.class) == 0;

        A a = new A();
       
        int hashcode = a.getClass().hashCode();

        HotSwapTool.toVersion(SingleClassReflectionTest.class, 1);

        assertEquals(hashcode, a.getClass().hashCode());

        HotSwapTool.toVersion(SingleClassReflectionTest.class, 0);
    }

    @Test
    public void testStaticSynchronized() {

        A.staticSynchronized();

        assertEquals(1, HotSwapTool.getCurrentVersion(SingleClassReflectionTest.class));

        HotSwapTool.toVersion(SingleClassReflectionTest.class, 0);
    }

}
 

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