net.transmutator4j.mutations.TestIncrementMutation.java Source code

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Here is the source code for net.transmutator4j.mutations.TestIncrementMutation.java

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/*******************************************************************************
 * Copyright (c) 2010 - 2013 Danny Katzel.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the GNU Public License v3.0
 * which accompanies this distribution, and is available at
 * http://www.gnu.org/licenses/gpl.html
 * 
 * Contributors:
 *     Danny Katzel - initial API and implementation
 ******************************************************************************/
package net.transmutator4j.mutations;

import org.junit.Test;
import org.objectweb.asm.Opcodes;

import static org.junit.Assert.*;

public class TestIncrementMutation {

    IncrementMutation positiveMutation = new IncrementMutation(5);
    IncrementMutation negativeMutation = new IncrementMutation(-5);

    @Test
    public void positiveMutation() {
        assertEquals(-5, positiveMutation.getMutatedIncrement());
        assertEquals(Opcodes.IINC, positiveMutation.getOriginalOpCode());
        assertEquals(Opcodes.IINC, positiveMutation.getMutatedOpCode());
        assertEquals("increment of 5 became increment of -5", positiveMutation.description());
        assertFalse(positiveMutation.equals(negativeMutation));
        assertFalse(positiveMutation.hashCode() == negativeMutation.hashCode());
    }

    @Test
    public void negativeMutation() {
        assertEquals(5, negativeMutation.getMutatedIncrement());
        assertEquals(Opcodes.IINC, negativeMutation.getOriginalOpCode());
        assertEquals(Opcodes.IINC, negativeMutation.getMutatedOpCode());
        assertEquals("increment of -5 became increment of 5", negativeMutation.description());
        assertFalse(negativeMutation.equals(positiveMutation));
        assertFalse(negativeMutation.hashCode() == positiveMutation.hashCode());
    }

    @Test
    public void notEqualToNull() {
        assertFalse(positiveMutation.equals(null));
    }

    @Test
    public void notEqualToNonIncrementMutation() {
        assertFalse(positiveMutation.equals("something completely different"));
    }
}