@Test
public void testSummarize()
{

    assertEquals("", vh.summarize(doc, 4, "..."));
    doc.setDescription(new Description("123"));
    assertEquals("123", vh.summarize(doc, 4, "..."));
    doc.setDescription(new Description("1234"));
    assertEquals("1234...", vh.summarize(doc, 4, "..."));
    doc.setDescription(new Description("12345"));
    assertEquals("1234...", vh.summarize(doc, 4, "..."));
}