// retoor <retoor@molodetz.nl>
import "html" for Document
var doc = Document.parse("<div>Hello <span>World</span></div>")
var div = doc.querySelector("div")
System.print(div.textContent.contains("Hello")) // expect: true
System.print(div.textContent.contains("World")) // expect: true
var span = doc.querySelector("span")
System.print(span.textContent) // expect: World
span.textContent = "Universe"
System.print(span.textContent) // expect: Universe
var empty = doc.createElement("p")
System.print(empty.textContent) // expect:
empty.textContent = "New content"
System.print(empty.textContent) // expect: New content
var nested = Document.parse("<div><p><span>Deep</span></p></div>")
System.print(nested.querySelector("div").textContent.contains("Deep")) // expect: true