IdObjectTest.java

package de.saring.util.data;

import org.junit.Test;

import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;

/**
 * Unit tests of class IdObject.
 *
 * @author Stefan Saring
 */
public class IdObjectTest {

    /**
     * Test of equals method, of class IdObject.
     */
    @Test
    public void equals() {
        SubClass1 subClass1_1_1 = new SubClass1(1);
        SubClass1 subClass1_1_2 = new SubClass1(1);
        SubClass1 subClass1_3_1 = new SubClass1(3);
        SubClass2 subClass2_1_1 = new SubClass2(1);

        assertTrue(subClass1_1_1.equals(subClass1_1_2));
        assertTrue(subClass1_1_1.equals(subClass1_1_1));
        assertFalse(subClass1_1_1.equals(null));
        assertFalse(subClass1_1_1.equals(subClass1_3_1));
        assertFalse(subClass1_1_1.equals(subClass2_1_1));
    }

    // Subclasses of abstract class IdObject for testing.
    static class SubClass1 extends IdObject {

        public SubClass1(int id) {
            super(id);
        }
    }

    static class SubClass2 extends IdObject {

        public SubClass2(int id) {
            super(id);
        }
    }
}