// retoor <retoor@molodetz.nl>
import "html" for Document
var doc = Document.parse("<div><p>Text</p></div>")
var div = doc.querySelector("div")
System.print(div.hasChildNodes()) // expect: true
var p = doc.querySelector("p")
System.print(p.hasChildNodes()) // expect: true
var empty = doc.createElement("span")
System.print(empty.hasChildNodes()) // expect: false
empty.textContent = "Now has content"
System.print(empty.hasChildNodes()) // expect: true
var emptyDiv = Document.parse("<div></div>")
System.print(emptyDiv.querySelector("div").hasChildNodes()) // expect: false