RangeTests.java

/*******************************************************************************
 * Copyright (c) 1998, 2015 Oracle and/or its affiliates. All rights reserved.
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0
 * which accompanies this distribution.
 * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
 * and the Eclipse Distribution License is available at
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * Contributors:
 *     Oracle - initial API and implementation from Oracle TopLink
******************************************************************************/
package org.eclipse.persistence.tools.workbench.test.utility;

import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;

import org.eclipse.persistence.tools.workbench.utility.Range;

public class RangeTests extends TestCase {

    public static Test suite() {
        return new TestSuite(RangeTests.class);
    }

    public RangeTests(String name) {
        super(name);
    }

    public void testIncludes() {
        Range range = new Range(5, 17);
        assertFalse(range.includes(-55));
        assertFalse(range.includes(0));
        assertFalse(range.includes(4));
        assertTrue(range.includes(5));
        assertTrue(range.includes(6));
        assertTrue(range.includes(16));
        assertTrue(range.includes(17));
        assertFalse(range.includes(18));
        assertFalse(range.includes(200));
    }

    public void testEquals() {
        Range range1 = new Range(5, 17);
        Range range2 = new Range(5, 17);
        assertNotSame(range1, range2);
        assertEquals(range1, range1);
        assertEquals(range1, range2);
        assertEquals(range2, range1);
        assertEquals(range1.hashCode(), range2.hashCode());

        range2 = new Range(17, 5);
        assertFalse(range1.equals(range2));
        assertFalse(range2.equals(range1));
        // although they are unequal, they can have the same hash code
        assertEquals(range1.hashCode(), range2.hashCode());

        range2 = new Range(5, 15);
        assertFalse(range1.equals(range2));
        assertFalse(range2.equals(range1));
    }

    public void testClone() {
        Range range1 = new Range(5, 17);
        Range range2 = (Range) range1.clone();
        assertNotSame(range1, range2);
        assertEquals(range1, range1);
        assertEquals(range1, range2);
        assertEquals(range2, range1);
        assertEquals(range1.hashCode(), range2.hashCode());
    }

    public void testSerialization() throws Exception {
        Range range1 = new Range(5, 17);
        Range range2 = (Range) TestTools.serialize(range1);
        assertNotSame(range1, range2);
        assertEquals(range1, range1);
        assertEquals(range1, range2);
        assertEquals(range2, range1);
        assertEquals(range1.hashCode(), range2.hashCode());
    }

}