public class VectorRendererTests extends TestCase {

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

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

    /**
     * Test that the equals() method distinguishes all fields.
     */
    public void testEquals() {
        // default instances
        VectorRenderer r1 = new VectorRenderer();
        VectorRenderer r2 = new VectorRenderer();
        assertTrue(r1.equals(r2));
        assertTrue(r2.equals(r1));

        // check that super class fields are being looked at...
        r1.setSeriesFillPaint(0, Color.green);
        assertFalse(r1.equals(r2));
        r2.setSeriesFillPaint(0, Color.green);
        assertTrue(r1.equals(r2));
    }

    /**
     * Two objects that are equal are required to return the same hashCode.
     */
    public void testHashcode() {
        VectorRenderer r1 = new VectorRenderer();
        VectorRenderer r2 = new VectorRenderer();
        assertTrue(r1.equals(r2));
        int h1 = r1.hashCode();
        int h2 = r2.hashCode();
        assertEquals(h1, h2);
    }

    /**
     * Confirm that cloning works.
     */
    public void testCloning() {
        VectorRenderer r1 = new VectorRenderer();
        VectorRenderer r2 = null;
        try {
            r2 = (VectorRenderer) r1.clone();
        }
        catch (CloneNotSupportedException e) {
            e.printStackTrace();
        }
        assertTrue(r1 != r2);
        assertTrue(r1.getClass() == r2.getClass());
        assertTrue(r1.equals(r2));
    }

    /**
     * Verify that this class implements {@link PublicCloneable}.
     */
    public void testPublicCloneable() {
        VectorRenderer r1 = new VectorRenderer();
        assertTrue(r1 instanceof PublicCloneable);
    }

    /**
     * Serialize an instance, restore it, and check for equality.
     */
    public void testSerialization() {
        VectorRenderer r1 = new VectorRenderer();
        VectorRenderer r2 = null;
        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutput out = new ObjectOutputStream(buffer);
            out.writeObject(r1);
            out.close();

            ObjectInput in = new ObjectInputStream(
                    new ByteArrayInputStream(buffer.toByteArray()));
            r2 = (VectorRenderer) in.readObject();
            in.close();
        }
        catch (Exception e) {
            e.printStackTrace();
        }
        assertEquals(r1, r2);