public class CustomXYURLGeneratorTests extends TestCase {

    /**
     * Returns the tests as a test suite.
     *
     * @return The test suite.
     */
    public static Test suite() {
        return new TestSuite(CustomXYURLGeneratorTests.class);
    }

    /**
     * Constructs a new set of tests.
     *
     * @param name  the name of the tests.
     */
    public CustomXYURLGeneratorTests(String name) {
        super(name);
    }

    /**
     * Some checks for the equals() method.
     */
    public void testEquals() {
        CustomXYURLGenerator g1 = new CustomXYURLGenerator();
        CustomXYURLGenerator g2 = new CustomXYURLGenerator();
        assertTrue(g1.equals(g2));
        List u1 = new java.util.ArrayList();
        u1.add("URL A1");
        u1.add("URL A2");
        u1.add("URL A3");
        g1.addURLSeries(u1);
        assertFalse(g1.equals(g2));
        List u2 = new java.util.ArrayList();
        u2.add("URL A1");
        u2.add("URL A2");
        u2.add("URL A3");
        g2.addURLSeries(u2);
        assertTrue(g1.equals(g2));
    }

    /**
     * Confirm that cloning works.
     */
    public void testCloning() {
        CustomXYURLGenerator g1 = new CustomXYURLGenerator();
        List u1 = new java.util.ArrayList();
        u1.add("URL A1");
        u1.add("URL A2");
        u1.add("URL A3");
        g1.addURLSeries(u1);
        CustomXYURLGenerator g2 = null;
        try {
            g2 = (CustomXYURLGenerator) g1.clone();
        }
        catch (CloneNotSupportedException e) {
            e.printStackTrace();
        }
        assertTrue(g1 != g2);
        assertTrue(g1.getClass() == g2.getClass());
        assertTrue(g1.equals(g2));

        // check independence
        List u2 = new java.util.ArrayList();
        u2.add("URL XXX");
        g1.addURLSeries(u2);
        assertFalse(g1.equals(g2));
        g2.addURLSeries(new java.util.ArrayList(u2));
        assertTrue(g1.equals(g2));
    }

    /**
     * Checks that the class implements PublicCloneable.
     */
    public void testPublicCloneable() {
        CustomXYURLGenerator g1 = new CustomXYURLGenerator();
        assertTrue(g1 instanceof PublicCloneable);
    }

    /**
     * Serialize an instance, restore it, and check for equality.
     */
    public void testSerialization() {

        List u1 = new java.util.ArrayList();
        u1.add("URL A1");
        u1.add("URL A2");
        u1.add("URL A3");

        List u2 = new java.util.ArrayList();
        u2.add("URL B1");
        u2.add("URL B2");
        u2.add("URL B3");

        CustomXYURLGenerator g1 = new CustomXYURLGenerator();
        CustomXYURLGenerator g2 = null;

        g1.addURLSeries(u1);
        g1.addURLSeries(u2);

        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutput out = new ObjectOutputStream(buffer);
            out.writeObject(g1);
            out.close();

            ObjectInput in = new ObjectInputStream(
                    new ByteArrayInputStream(buffer.toByteArray()));
            g2 = (CustomXYURLGenerator) in.readObject();
            in.close();
        }
        catch (Exception e) {
            e.printStackTrace();
        }
        assertEquals(g1, g2);

    }

    public void testAddURLSeries() {
        CustomXYURLGenerator g1 = new CustomXYURLGenerator();
        // you can add a null list - it would have been better if this
        // required EMPTY_LIST
        g1.addURLSeries(null);
        assertEquals(1, g1.getListCount());
        assertEquals(0, g1.getURLCount(0));

        List list1 = new java.util.ArrayList();
        list1.add("URL1");
        g1.addURLSeries(list1);
        assertEquals(2, g1.getListCount());
        assertEquals(0, g1.getURLCount(0));
        assertEquals(1, g1.getURLCount(1));
        assertEquals("URL1", g1.getURL(1, 0));

        // if we modify the original list, it's best if the URL generator is
        // not affected
        list1.clear();
        assertEquals("URL1", g1.getURL(1, 0));