public void testSerialization() {
        MatrixSeries s1 = new MatrixSeries("Series", 2, 3);
        s1.update(0, 0, 1.1);
        MatrixSeriesCollection c1 = new MatrixSeriesCollection();
        c1.addSeries(s1);
        MatrixSeriesCollection c2 = null;

        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutput out = new ObjectOutputStream(buffer);
            out.writeObject(c1);
            out.close();

            ObjectInput in = new ObjectInputStream(
                    new ByteArrayInputStream(buffer.toByteArray()));
            c2 = (MatrixSeriesCollection) in.readObject();
            in.close();
        }
        catch (Exception e) {
            e.printStackTrace();
        }
        assertEquals(c1, c2);