@Test
public void testPrependElement() {
Document doc = Jsoup.parse("<div id=1><p>Hello</p></div>");
Element div = doc.getElementById("1");
div.prependElement("p").text("Before");
assertEquals("Before", div.child(0).text());
assertEquals("Hello", div.child(1).text());
}
@Test
public void testChildThrowsIndexOutOfBoundsOnMissing() {
Document doc = Jsoup.parse("<div><p>One</p><p>Two</p></div>");
Element div = doc.select("div").first();
assertEquals(2, div.children().size());
assertEquals("One", div.child(0).text());
try {
div.child(3);
fail("Should throw index out of bounds");
} catch (IndexOutOfBoundsException e) {
}
}
@Test
public void testGetElementById() {
Document doc = Jsoup.parse(reference);
Element div = doc.getElementById("div1");
assertEquals("div1", div.id());
assertNull(doc.getElementById("none"));
Document doc2 =
Jsoup.parse("<div id=1><div id=2><p>Hello <span id=2>world!</span></p></div></div>");
Element div2 = doc2.getElementById("2");
assertEquals("div", div2.tagName()); // not the span
Element span = div2.child(0).getElementById("2"); // called from <p> context should be span
assertEquals("span", span.tagName());
}