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def html = '''
  <html>
    <ul>
      <li>item 1</li>
      <li>item 2</li>
      <li>item 3</li>
      <li>item 4</li>
    </ul>
  </html>'''

def htmlNode = new XmlParser().parseText html

assert htmlNode.ul.li.size() == 4

import groovy.util.*
import org.jsoup.*
import org.jsoup.nodes.*
import org.jsoup.select.*

class HtmlTester extends GroovyTestCase {
    // returns true if fragment has:
    // <div class='list'> <ul> <li> ... </li> </ul> </div>
    def verifyHtml(String htmlFragment) {
        Document doc = Jsoup.parse(htmlFragment)
        Elements divs = doc.select("div.list ul li")
        boolean result = (divs.size() > 0)

        return result
    }

    void testDivNoClass() {
        def htmlDivNoClass = "<div><ul><li>list 1</li></ul></div>"
        assertFalse verifyHtml(htmlDivNoClass)
    }

    void testDivNoUl() {
        def htmlDivNoUl = "<div class='list'></div>"
        assertFalse verifyHtml(htmlDivNoUl)
    }

    void testDivUlNoLi() {
        def htmlDivUlNoLi = "<div class='list'><ul></ul></div>"
        assertFalse verifyHtml(htmlDivUlNoLi)
    }

    void testWithGoodHtml() {
        def html = """
        <div class='list'>
            <ul>
                <li>list 1</li>
                <li>list 2</li>
            </ul>
        </div>
        """
        assertTrue verifyHtml(html)
    }
}