public void testPropertyIsGreaterThanEncode() throws Exception {
    PropertyIsGreaterThan equalTo = FilterMockData.propertyIsGreaterThan();

    Document dom = encode(equalTo, OGC.PropertyIsGreaterThan);
    assertEquals(
        1, dom.getElementsByTagNameNS(OGC.NAMESPACE, OGC.PropertyName.getLocalPart()).getLength());
    assertEquals(
        1, dom.getElementsByTagNameNS(OGC.NAMESPACE, OGC.Literal.getLocalPart()).getLength());
  }
  public void testPropertyIsGreaterThanParse() throws Exception {
    FilterMockData.propertyIsGreaterThan(document, document);

    PropertyIsGreaterThan equalTo = (PropertyIsGreaterThan) parse();
    assertNotNull(equalTo);

    assertNotNull(equalTo.getExpression1());
    assertNotNull(equalTo.getExpression2());
  }