public  void doTest(String jspName) throws Exception 
{
        WebRequest request = new GetMethodWebRequest(jspName);
        WebResponse response = runner.getResponse(request);
        if (log.isDebugEnabled())
        {
            log.debug("RESPONSE: " + response.getText());
        }
        WebTable[] tables = response.getTables();
        assertEquals("Expected 3 table in result.", 3, tables.length);
        assertEquals("First table should contain one row only", 1, tables[0].getRowCount());
        assertEquals("Second table should contain header plus one row", 2, tables[1].getRowCount());
        assertEquals("Third table should contain one row only", 1, tables[2].getRowCount());
}

Check that the "show header" property only affects the correct tables in the page.

 public String getJspName() 
{
        return "setproperty.jsp";
}