);
            ObjectInputStream in = new ObjectInputStream(bais);
            l2 = (Line2D) SerialUtilities.readShape(in);
            in.close();
        }
        catch (Exception e) {
            System.out.println(e.toString());
        }
        assertTrue(ShapeUtilities.equal(l1, l2));
    }

    /**
     * Serialize a <code>Line2D.Double</code> instance and check that it can be 
     * deserialized correctly.
     */
    public void testLine2DDoubleSerialization() {
        Line2D l1 = new Line2D.Double(1.0, 2.0, 3.0, 4.0);
        Line2D l2 = null;
        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutputStream out = new ObjectOutputStream(buffer);
            SerialUtilities.writeShape(l1, out);
            out.close();

            ByteArrayInputStream bais = new ByteArrayInputStream(
                buffer.toByteArray()
            );
            ObjectInputStream in = new ObjectInputStream(bais);
            l2 = (Line2D) SerialUtilities.readShape(in);
            in.close();
        }
        catch (Exception e) {
            System.out.println(e.toString());
        }
        assertTrue(ShapeUtilities.equal(l1, l2));
    }

    /**
     * Serialize a <code>Rectangle2D.Float</code> instance, and check that it 
     * can be deserialized correctly.
     */
    public void testRectangle2DFloatSerialization() {
        Rectangle2D r1 = new Rectangle2D.Float(1.0f, 2.0f, 3.0f, 4.0f);
        Rectangle2D r2 = null;
        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutputStream out = new ObjectOutputStream(buffer);
            SerialUtilities.writeShape(r1, out);
            out.close();

            ByteArrayInputStream bais = new ByteArrayInputStream(
                buffer.toByteArray()
            );
            ObjectInputStream in = new ObjectInputStream(bais);
            r2 = (Rectangle2D) SerialUtilities.readShape(in);
            in.close();
        }
        catch (Exception e) {
            System.out.println(e.toString());
        }
        assertTrue(ShapeUtilities.equal(r1, r2));
    }

    /**
     * Serialize a <code>Rectangle2D.Double</code> instance and check that it 
     * can be deserialized correctly.
     */
    public void testRectangle2DDoubleSerialization() {
        Rectangle2D r1 = new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0);
        Rectangle2D r2 = null;
        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutputStream out = new ObjectOutputStream(buffer);
            SerialUtilities.writeShape(r1, out);
            out.close();

            ByteArrayInputStream bais = new ByteArrayInputStream(
                buffer.toByteArray()
            );
            ObjectInputStream in = new ObjectInputStream(bais);
            r2 = (Rectangle2D) SerialUtilities.readShape(in);
            in.close();
        }
        catch (Exception e) {
            System.out.println(e.toString());
        }
        assertTrue(ShapeUtilities.equal(r1, r2));
    }
    
    /**
     * Serialize an <code>Arc2D.Float</code> instance and check that it 
     * can be deserialized correctly.
     */
    public void testArc2DFloatSerialization() {
        Arc2D a1 = new Arc2D.Float(
            1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, Arc2D.PIE
        );
        Arc2D a2 = null;
        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutputStream out = new ObjectOutputStream(buffer);
            SerialUtilities.writeShape(a1, out);
            out.close();

            ByteArrayInputStream bais = new ByteArrayInputStream(
                buffer.toByteArray()
            );
            ObjectInputStream in = new ObjectInputStream(bais);
            a2 = (Arc2D) SerialUtilities.readShape(in);
            in.close();
        }
        catch (Exception e) {
            System.out.println(e.toString());
        }
        assertTrue(ShapeUtilities.equal(a1, a2));
    }

    /**
     * Serialize an <code>Arc2D.Double</code> instance and check that it 
     * can be deserialized correctly.
     */
    public void testArc2DDoubleSerialization() {
        Arc2D a1 = new Arc2D.Double(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, Arc2D.PIE);
        Arc2D a2 = null;
        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutputStream out = new ObjectOutputStream(buffer);
            SerialUtilities.writeShape(a1, out);
            out.close();

            ByteArrayInputStream bais = new ByteArrayInputStream(
                buffer.toByteArray()
            );
            ObjectInputStream in = new ObjectInputStream(bais);
            a2 = (Arc2D) SerialUtilities.readShape(in);
            in.close();
        }
        catch (Exception e) {
            System.out.println(e.toString());
        }
        assertTrue(ShapeUtilities.equal(a1, a2));
    }
    
    /**
     * Some checks for the serialization of a GeneralPath instance.
     */
    public void testGeneralPathSerialization() {
        GeneralPath g1 = new GeneralPath();
        g1.moveTo(1.0f, 2.0f);
        g1.lineTo(3.0f, 4.0f);
        g1.curveTo(5.0f, 6.0f, 7.0f, 8.0f, 9.0f, 10.0f);
        g1.quadTo(1.0f, 2.0f, 3.0f, 4.0f);
        g1.closePath();
        GeneralPath g2 = null;
        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutputStream out = new ObjectOutputStream(buffer);
            SerialUtilities.writeShape(g1, out);
            out.close();

            ByteArrayInputStream bais = new ByteArrayInputStream(
                buffer.toByteArray()
            );
            ObjectInputStream in = new ObjectInputStream(bais);
            g2 = (GeneralPath) SerialUtilities.readShape(in);
            in.close();
        }
        catch (Exception e) {
            System.out.println(e.toString());
        }
        assertTrue(ShapeUtilities.equal(g1, g2));
  
    }
    
    /**
     * Tests the serialization of an {@link AttributedString}.
     */
    public void testAttributedStringSerialization1() {
        AttributedString s1 = new AttributedString("");
        AttributedString s2 = null;
        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutputStream out = new ObjectOutputStream(buffer);
            SerialUtilities.writeAttributedString(s1, out);
            out.close();

            ByteArrayInputStream bais = new ByteArrayInputStream(
                buffer.toByteArray()
            );
            ObjectInputStream in = new ObjectInputStream(bais);
            s2 = SerialUtilities.readAttributedString(in);
            in.close();
        }
        catch (Exception e) {
            e.printStackTrace();
        }
        assertTrue(AttributedStringUtilities.equal(s1, s2));
    }

    /**
     * Tests the serialization of an {@link AttributedString}.
     */
    public void testAttributedStringSerialization2() {
        AttributedString s1 = new AttributedString("ABC");
        AttributedString s2 = null;
        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutputStream out = new ObjectOutputStream(buffer);
            SerialUtilities.writeAttributedString(s1, out);
            out.close();

            ByteArrayInputStream bais = new ByteArrayInputStream(
                buffer.toByteArray()
            );
            ObjectInputStream in = new ObjectInputStream(bais);
            s2 = SerialUtilities.readAttributedString(in);
            in.close();
        }
        catch (Exception e) {
            e.printStackTrace();
        }
        assertTrue(AttributedStringUtilities.equal(s1, s2));
    }

    /**
     * Tests the serialization of an {@link AttributedString}.
     */
    public void testAttributedStringSerialization3() {
        AttributedString s1 = new AttributedString("ABC");
        s1.addAttribute(TextAttribute.LANGUAGE, "English");
        AttributedString s2 = null;
        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutputStream out = new ObjectOutputStream(buffer);
            SerialUtilities.writeAttributedString(s1, out);
            out.close();

            ByteArrayInputStream bais = new ByteArrayInputStream(
                buffer.toByteArray()
            );
            ObjectInputStream in = new ObjectInputStream(bais);
            s2 = SerialUtilities.readAttributedString(in);
            in.close();
        }
        catch (Exception e) {
            e.printStackTrace();
        }
        assertTrue(AttributedStringUtilities.equal(s1, s2));
    }
}