@Test
public void insertChildrenAtPosition() {
Document doc =
Jsoup.parse(
"<div id=1>Text1 <p>One</p> Text2 <p>Two</p></div><div id=2>Text3 <p>Three</p></div>");
Element div1 = doc.select("div").get(0);
Elements p1s = div1.select("p");
Element div2 = doc.select("div").get(1);
assertEquals(2, div2.childNodeSize());
div2.insertChildren(-1, p1s);
assertEquals(2, div1.childNodeSize()); // moved two out
assertEquals(4, div2.childNodeSize());
assertEquals(3, p1s.get(1).siblingIndex()); // should be last
List<Node> els = new ArrayList<Node>();
Element el1 = new Element(Tag.valueOf("span"), "").text("Span1");
Element el2 = new Element(Tag.valueOf("span"), "").text("Span2");
TextNode tn1 = new TextNode("Text4", "");
els.add(el1);
els.add(el2);
els.add(tn1);
assertNull(el1.parent());
div2.insertChildren(-2, els);
assertEquals(div2, el1.parent());
assertEquals(7, div2.childNodeSize());
assertEquals(3, el1.siblingIndex());
assertEquals(4, el2.siblingIndex());
assertEquals(5, tn1.siblingIndex());
}
@Test
public void insertChildrenArgumentValidation() {
Document doc = Jsoup.parse("<div id=1>Text <p>One</p> Text <p>Two</p></div><div id=2></div>");
Element div1 = doc.select("div").get(0);
Element div2 = doc.select("div").get(1);
List<Node> children = div1.childNodes();
try {
div2.insertChildren(6, children);
fail();
} catch (IllegalArgumentException e) {
}
try {
div2.insertChildren(-5, children);
fail();
} catch (IllegalArgumentException e) {
}
try {
div2.insertChildren(0, null);
fail();
} catch (IllegalArgumentException e) {
}
}
@Test
public void insertChildrenAsCopy() {
Document doc = Jsoup.parse("<div id=1>Text <p>One</p> Text <p>Two</p></div><div id=2></div>");
Element div1 = doc.select("div").get(0);
Element div2 = doc.select("div").get(1);
Elements ps = doc.select("p").clone();
ps.first().text("One cloned");
div2.insertChildren(-1, ps);
assertEquals(4, div1.childNodeSize()); // not moved -- cloned
assertEquals(2, div2.childNodeSize());
assertEquals(
"<div id=\"1\">Text <p>One</p> Text <p>Two</p></div><div id=\"2\"><p>One cloned</p><p>Two</p></div>",
TextUtil.stripNewlines(doc.body().html()));
}
@Test
public void appendMustCorrectlyMoveChildrenInsideOneParentElement() {
Document doc = new Document("");
Element body = doc.appendElement("body");
body.appendElement("div1");
body.appendElement("div2");
final Element div3 = body.appendElement("div3");
div3.text("Check");
final Element div4 = body.appendElement("div4");
ArrayList<Element> toMove = new ArrayList<Element>();
toMove.add(div3);
toMove.add(div4);
body.insertChildren(0, toMove);
String result = doc.toString().replaceAll("\\s+", "");
assertEquals("<body><div3>Check</div3><div4></div4><div1></div1><div2></div2></body>", result);
}
@Test
public void moveByAppend() {
// test for https://github.com/jhy/jsoup/issues/239
// can empty an element and append its children to another element
Document doc = Jsoup.parse("<div id=1>Text <p>One</p> Text <p>Two</p></div><div id=2></div>");
Element div1 = doc.select("div").get(0);
Element div2 = doc.select("div").get(1);
assertEquals(4, div1.childNodeSize());
List<Node> children = div1.childNodes();
assertEquals(4, children.size());
div2.insertChildren(0, children);
assertEquals(
0, children.size()); // children is backed by div1.childNodes, moved, so should be 0 now
assertEquals(0, div1.childNodeSize());
assertEquals(4, div2.childNodeSize());
assertEquals(
"<div id=\"1\"></div>\n<div id=\"2\">\n Text \n <p>One</p> Text \n <p>Two</p>\n</div>",
doc.body().html());
}