package org.jsoup.nodes;
import org.jsoup.Jsoup;
import org.jsoup.TextUtil;
import org.jsoup.parser.Tag;
import org.jsoup.select.Elements;
import org.junit.Test;
import java.util.*;
import static org.junit.Assert.*;
/**
* Tests for Element (DOM stuff mostly).
*
* @author Jonathan Hedley
*/
public class ElementTest {
private String reference = "<div id=div1><p>Hello</p><p>Another <b>element</b></p><div id=div2><img src=foo.png></div></div>";
@Test public void getElementsByTagName() {
Document doc = Jsoup.parse(reference);
List<Element> divs = doc.getElementsByTag("div");
assertEquals(2, divs.size());
assertEquals("div1", divs.get(0).id());
assertEquals("div2", divs.get(1).id());
List<Element> ps = doc.getElementsByTag("p");
assertEquals(2, ps.size());
assertEquals("Hello", ((TextNode) ps.get(0).childNode(0)).getWholeText());
assertEquals("Another ", ((TextNode) ps.get(1).childNode(0)).getWholeText());
List<Element> ps2 = doc.getElementsByTag("P");
assertEquals(ps, ps2);
List<Element> imgs = doc.getElementsByTag("img");
assertEquals("foo.png", imgs.get(0).attr("src"));
List<Element> empty = doc.getElementsByTag("wtf");
assertEquals(0, empty.size());
}
@Test public void getNamespacedElementsByTag() {
Document doc = Jsoup.parse("<div><abc:def id=1>Hello</abc:def></div>");
Elements els = doc.getElementsByTag("abc:def");
assertEquals(1, els.size());
assertEquals("1", els.first().id());
assertEquals("abc:def", els.first().tagName());
}
@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());
}
@Test public void testGetText() {
Document doc = Jsoup.parse(reference);
assertEquals("Hello Another element", doc.text());
assertEquals("Another element", doc.getElementsByTag("p").get(1).text());
}
@Test public void testGetChildText() {
Document doc = Jsoup.parse("<p>Hello <b>there</b> now");
Element p = doc.select("p").first();
assertEquals("Hello there now", p.text());
assertEquals("Hello now", p.ownText());
}
@Test public void testNormalisesText() {
String h = "<p>Hello<p>There.</p> \n <p>Here <b>is</b> \n s<b>om</b>e text.";
Document doc = Jsoup.parse(h);
String text = doc.text();
assertEquals("Hello There. Here is some text.", text);
}
@Test public void testKeepsPreText() {
String h = "<p>Hello \n \n there.</p> <div><pre> What's \n\n that?</pre>";
Document doc = Jsoup.parse(h);
assertEquals("Hello there. What's \n\n that?", doc.text());
}
@Test public void testKeepsPreTextInCode() {
String h = "<pre><code>code\n\ncode</code></pre>";
Document doc = Jsoup.parse(h);
assertEquals("code\n\ncode", doc.text());
assertEquals("<pre><code>code\n\ncode</code></pre>", doc.body().html());
}
@Test public void testBrHasSpace() {
Document doc = Jsoup.parse("<p>Hello<br>there</p>");
assertEquals("Hello there", doc.text());
assertEquals("Hello there", doc.select("p").first().ownText());
doc = Jsoup.parse("<p>Hello <br> there</p>");
assertEquals("Hello there", doc.text());
}
@Test public void testGetSiblings() {
Document doc = Jsoup.parse("<div><p>Hello<p id=1>there<p>this<p>is<p>an<p id=last>element</div>");
Element p = doc.getElementById("1");
assertEquals("there", p.text());
assertEquals("Hello", p.previousElementSibling().text());
assertEquals("this", p.nextElementSibling().text());
assertEquals("Hello", p.firstElementSibling().text());
assertEquals("element", p.lastElementSibling().text());
}
@Test public void testGetSiblingsWithDuplicateContent() {
Document doc = Jsoup.parse("<div><p>Hello<p id=1>there<p>this<p>this<p>is<p>an<p id=last>element</div>");
Element p = doc.getElementById("1");
assertEquals("there", p.text());
assertEquals("Hello", p.previousElementSibling().text());
assertEquals("this", p.nextElementSibling().text());
assertEquals("this", p.nextElementSibling().nextElementSibling().text());
assertEquals("is", p.nextElementSibling().nextElementSibling().nextElementSibling().text());
assertEquals("Hello", p.firstElementSibling().text());
assertEquals("element", p.lastElementSibling().text());
}
@Test public void testGetParents() {
Document doc = Jsoup.parse("<div><p>Hello <span>there</span></div>");
Element span = doc.select("span").first();
Elements parents = span.parents();
assertEquals(4, parents.size());
assertEquals("p", parents.get(0).tagName());
assertEquals("div", parents.get(1).tagName());
assertEquals("body", parents.get(2).tagName());
assertEquals("html", parents.get(3).tagName());
}
@Test public void testElementSiblingIndex() {
Document doc = Jsoup.parse("<div><p>One</p>...<p>Two</p>...<p>Three</p>");
Elements ps = doc.select("p");
assertTrue(0 == ps.get(0).elementSiblingIndex());
assertTrue(1 == ps.get(1).elementSiblingIndex());
assertTrue(2 == ps.get(2).elementSiblingIndex());
}
@Test public void testElementSiblingIndexSameContent() {
Document doc = Jsoup.parse("<div><p>One</p>...<p>One</p>...<p>One</p>");
Elements ps = doc.select("p");
assertTrue(0 == ps.get(0).elementSiblingIndex());
assertTrue(1 == ps.get(1).elementSiblingIndex());
assertTrue(2 == ps.get(2).elementSiblingIndex());
}
@Test public void testGetElementsWithClass() {
Document doc = Jsoup.parse("<div class='mellow yellow'><span class=mellow>Hello <b class='yellow'>Yellow!</b></span><p>Empty</p></div>");
List<Element> els = doc.getElementsByClass("mellow");
assertEquals(2, els.size());
assertEquals("div", els.get(0).tagName());
assertEquals("span", els.get(1).tagName());
List<Element> els2 = doc.getElementsByClass("yellow");
assertEquals(2, els2.size());
assertEquals("div", els2.get(0).tagName());
assertEquals("b", els2.get(1).tagName());
List<Element> none = doc.getElementsByClass("solo");
assertEquals(0, none.size());
}
@Test public void testGetElementsWithAttribute() {
Document doc = Jsoup.parse("<div style='bold'><p title=qux><p><b style></b></p></div>");
List<Element> els = doc.getElementsByAttribute("style");
assertEquals(2, els.size());
assertEquals("div", els.get(0).tagName());
assertEquals("b", els.get(1).tagName());
List<Element> none = doc.getElementsByAttribute("class");
assertEquals(0, none.size());
}
@Test public void testGetElementsWithAttributeDash() {
Document doc = Jsoup.parse("<meta http-equiv=content-type value=utf8 id=1> <meta name=foo content=bar id=2> <div http-equiv=content-type value=utf8 id=3>");
Elements meta = doc.select("meta[http-equiv=content-type], meta[charset]");
assertEquals(1, meta.size());
assertEquals("1", meta.first().id());
}
@Test public void testGetElementsWithAttributeValue() {
Document doc = Jsoup.parse("<div style='bold'><p><p><b style></b></p></div>");
List<Element> els = doc.getElementsByAttributeValue("style", "bold");
assertEquals(1, els.size());
assertEquals("div", els.get(0).tagName());
List<Element> none = doc.getElementsByAttributeValue("style", "none");
assertEquals(0, none.size());
}
@Test public void testClassDomMethods() {
Document doc = Jsoup.parse("<div><span class=' mellow yellow '>Hello <b>Yellow</b></span></div>");
List<Element> els = doc.getElementsByAttribute("class");
Element span = els.get(0);
assertEquals("mellow yellow", span.className());
assertTrue(span.hasClass("mellow"));
assertTrue(span.hasClass("yellow"));
Set<String> classes = span.classNames();
assertEquals(2, classes.size());
assertTrue(classes.contains("mellow"));
assertTrue(classes.contains("yellow"));
assertEquals("", doc.className());
classes = doc.classNames();
assertEquals(0, classes.size());
assertFalse(doc.hasClass("mellow"));
}
@Test public void testHasClassDomMethods() {
Tag tag = Tag.valueOf("a");
Attributes attribs = new Attributes();
Element el = new Element(tag, "", attribs);
attribs.put("class", "toto");
boolean hasClass = el.hasClass("toto");
assertTrue(hasClass);
attribs.put("class", " toto");
hasClass = el.hasClass("toto");
assertTrue(hasClass);
attribs.put("class", "toto ");
hasClass = el.hasClass("toto");
assertTrue(hasClass);
attribs.put("class", "\ttoto ");
hasClass = el.hasClass("toto");
assertTrue(hasClass);
attribs.put("class", " toto ");
hasClass = el.hasClass("toto");
assertTrue(hasClass);
attribs.put("class", "ab");
hasClass = el.hasClass("toto");
assertFalse(hasClass);
attribs.put("class", " ");
hasClass = el.hasClass("toto");
assertFalse(hasClass);
attribs.put("class", "tototo");
hasClass = el.hasClass("toto");
assertFalse(hasClass);
attribs.put("class", "raulpismuth ");
hasClass = el.hasClass("raulpismuth");
assertTrue(hasClass);
attribs.put("class", " abcd raulpismuth efgh ");
hasClass = el.hasClass("raulpismuth");
assertTrue(hasClass);
attribs.put("class", " abcd efgh raulpismuth");
hasClass = el.hasClass("raulpismuth");
assertTrue(hasClass);
attribs.put("class", " abcd efgh raulpismuth ");
hasClass = el.hasClass("raulpismuth");
assertTrue(hasClass);
}
@Test public void testClassUpdates() {
Document doc = Jsoup.parse("<div class='mellow yellow'></div>");
Element div = doc.select("div").first();
div.addClass("green");
assertEquals("mellow yellow green", div.className());
div.removeClass("red"); // noop
div.removeClass("yellow");
assertEquals("mellow green", div.className());
div.toggleClass("green").toggleClass("red");
assertEquals("mellow red", div.className());
}
@Test public void testOuterHtml() {
Document doc = Jsoup.parse("<div title='Tags &c.'><img src=foo.png><p><!-- comment -->Hello<p>there");
assertEquals("<html><head></head><body><div title=\"Tags &c.\"><img src=\"foo.png\"><p><!-- comment -->Hello</p><p>there</p></div></body></html>",
TextUtil.stripNewlines(doc.outerHtml()));
}
@Test public void testInnerHtml() {
Document doc = Jsoup.parse("<div>\n <p>Hello</p> </div>");
assertEquals("<p>Hello</p>", doc.getElementsByTag("div").get(0).html());
}
@Test public void testFormatHtml() {
Document doc = Jsoup.parse("<title>Format test</title><div><p>Hello <span>jsoup <span>users</span></span></p><p>Good.</p></div>");
assertEquals("<html>\n <head>\n <title>Format test</title>\n </head>\n <body>\n <div>\n <p>Hello <span>jsoup <span>users</span></span></p>\n <p>Good.</p>\n </div>\n </body>\n</html>", doc.html());
}
@Test public void testFormatOutline() {
Document doc = Jsoup.parse("<title>Format test</title><div><p>Hello <span>jsoup <span>users</span></span></p><p>Good.</p></div>");
doc.outputSettings().outline(true);
assertEquals("<html>\n <head>\n <title>Format test</title>\n </head>\n <body>\n <div>\n <p>\n Hello \n <span>\n jsoup \n <span>users</span>\n </span>\n </p>\n <p>Good.</p>\n </div>\n </body>\n</html>", doc.html());
}
@Test public void testSetIndent() {
Document doc = Jsoup.parse("<div><p>Hello\nthere</p></div>");
doc.outputSettings().indentAmount(0);
assertEquals("<html>\n<head></head>\n<body>\n<div>\n<p>Hello there</p>\n</div>\n</body>\n</html>", doc.html());
}
@Test public void testNotPretty() {
Document doc = Jsoup.parse("<div> \n<p>Hello\n there\n</p></div>");
doc.outputSettings().prettyPrint(false);
assertEquals("<html><head></head><body><div> \n<p>Hello\n there\n</p></div></body></html>", doc.html());
Element div = doc.select("div").first();
assertEquals(" \n<p>Hello\n there\n</p>", div.html());
}
@Test public void testEmptyElementFormatHtml() {
// don't put newlines into empty blocks
Document doc = Jsoup.parse("<section><div></div></section>");
assertEquals("<section>\n <div></div>\n</section>", doc.select("section").first().outerHtml());
}
@Test public void testNoIndentOnScriptAndStyle() {
// don't newline+indent closing </script> and </style> tags
Document doc = Jsoup.parse("<script>one\ntwo</script>\n<style>three\nfour</style>");
assertEquals("<script>one\ntwo</script> \n<style>three\nfour</style>", doc.head().html());
}
@Test public void testContainerOutput() {
Document doc = Jsoup.parse("<title>Hello there</title> <div><p>Hello</p><p>there</p></div> <div>Another</div>");
assertEquals("<title>Hello there</title>", doc.select("title").first().outerHtml());
assertEquals("<div>\n <p>Hello</p>\n <p>there</p>\n</div>", doc.select("div").first().outerHtml());
assertEquals("<div>\n <p>Hello</p>\n <p>there</p>\n</div> \n<div>\n Another\n</div>", doc.select("body").first().html());
}
@Test public void testSetText() {
String h = "<div id=1>Hello <p>there <b>now</b></p></div>";
Document doc = Jsoup.parse(h);
assertEquals("Hello there now", doc.text()); // need to sort out node whitespace
assertEquals("there now", doc.select("p").get(0).text());
Element div = doc.getElementById("1").text("Gone");
assertEquals("Gone", div.text());
assertEquals(0, doc.select("p").size());
}
@Test public void testAddNewElement() {
Document doc = Jsoup.parse("<div id=1><p>Hello</p></div>");
Element div = doc.getElementById("1");
div.appendElement("p").text("there");
div.appendElement("P").attr("CLASS", "second").text("now");
// manually specifying tag and attributes should now preserve case, regardless of parse mode
assertEquals("<html><head></head><body><div id=\"1\"><p>Hello</p><p>there</p><P CLASS=\"second\">now</P></div></body></html>",
TextUtil.stripNewlines(doc.html()));
// check sibling index (with short circuit on reindexChildren):
Elements ps = doc.select("p");
for (int i = 0; i < ps.size(); i++) {
assertEquals(i, ps.get(i).siblingIndex);
}
}
@Test public void testAddBooleanAttribute() {
Element div = new Element(Tag.valueOf("div"), "");
div.attr("true", true);
div.attr("false", "value");
div.attr("false", false);
assertTrue(div.hasAttr("true"));
assertEquals("", div.attr("true"));
List<Attribute> attributes = div.attributes().asList();
assertEquals("There should be one attribute", 1, attributes.size());
assertTrue("Attribute should be boolean", attributes.get(0) instanceof BooleanAttribute);
assertFalse(div.hasAttr("false"));
assertEquals("<div true></div>", div.outerHtml());
}
@Test public void testAppendRowToTable() {
Document doc = Jsoup.parse("<table><tr><td>1</td></tr></table>");
Element table = doc.select("tbody").first();
table.append("<tr><td>2</td></tr>");
assertEquals("<table><tbody><tr><td>1</td></tr><tr><td>2</td></tr></tbody></table>", TextUtil.stripNewlines(doc.body().html()));
}
@Test public void testPrependRowToTable() {
Document doc = Jsoup.parse("<table><tr><td>1</td></tr></table>");
Element table = doc.select("tbody").first();
table.prepend("<tr><td>2</td></tr>");
assertEquals("<table><tbody><tr><td>2</td></tr><tr><td>1</td></tr></tbody></table>", TextUtil.stripNewlines(doc.body().html()));
// check sibling index (reindexChildren):
Elements ps = doc.select("tr");
for (int i = 0; i < ps.size(); i++) {
assertEquals(i, ps.get(i).siblingIndex);
}
}
@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 testAddNewText() {
Document doc = Jsoup.parse("<div id=1><p>Hello</p></div>");
Element div = doc.getElementById("1");
div.appendText(" there & now >");
assertEquals("<p>Hello</p> there & now >", TextUtil.stripNewlines(div.html()));
}
@Test public void testPrependText() {
Document doc = Jsoup.parse("<div id=1><p>Hello</p></div>");
Element div = doc.getElementById("1");
div.prependText("there & now > ");
assertEquals("there & now > Hello", div.text());
assertEquals("there & now > <p>Hello</p>", TextUtil.stripNewlines(div.html()));
}
@Test(expected = IllegalArgumentException.class) public void testThrowsOnAddNullText() {
Document doc = Jsoup.parse("<div id=1><p>Hello</p></div>");
Element div = doc.getElementById("1");
div.appendText(null);
}
@Test(expected = IllegalArgumentException.class) public void testThrowsOnPrependNullText() {
Document doc = Jsoup.parse("<div id=1><p>Hello</p></div>");
Element div = doc.getElementById("1");
div.prependText(null);
}
@Test public void testAddNewHtml() {
Document doc = Jsoup.parse("<div id=1><p>Hello</p></div>");
Element div = doc.getElementById("1");
div.append("<p>there</p><p>now</p>");
assertEquals("<p>Hello</p><p>there</p><p>now</p>", TextUtil.stripNewlines(div.html()));
// check sibling index (no reindexChildren):
Elements ps = doc.select("p");
for (int i = 0; i < ps.size(); i++) {
assertEquals(i, ps.get(i).siblingIndex);
}
}
@Test public void testPrependNewHtml() {
Document doc = Jsoup.parse("<div id=1><p>Hello</p></div>");
Element div = doc.getElementById("1");
div.prepend("<p>there</p><p>now</p>");
assertEquals("<p>there</p><p>now</p><p>Hello</p>", TextUtil.stripNewlines(div.html()));
// check sibling index (reindexChildren):
Elements ps = doc.select("p");
for (int i = 0; i < ps.size(); i++) {
assertEquals(i, ps.get(i).siblingIndex);
}
}
@Test public void testSetHtml() {
Document doc = Jsoup.parse("<div id=1><p>Hello</p></div>");
Element div = doc.getElementById("1");
div.html("<p>there</p><p>now</p>");
assertEquals("<p>there</p><p>now</p>", TextUtil.stripNewlines(div.html()));
}
@Test public void testSetHtmlTitle() {
Document doc = Jsoup.parse("<html><head id=2><title id=1></title></head></html>");
Element title = doc.getElementById("1");
title.html("good");
assertEquals("good", title.html());
title.html("<i>bad</i>");
assertEquals("<i>bad</i>", title.html());
Element head = doc.getElementById("2");
head.html("<title><i>bad</i></title>");
assertEquals("<title><i>bad</i></title>", head.html());
}
@Test public void testWrap() {
Document doc = Jsoup.parse("<div><p>Hello</p><p>There</p></div>");
Element p = doc.select("p").first();
p.wrap("<div class='head'></div>");
assertEquals("<div><div class=\"head\"><p>Hello</p></div><p>There</p></div>", TextUtil.stripNewlines(doc.body().html()));
Element ret = p.wrap("<div><div class=foo></div><p>What?</p></div>");
assertEquals("<div><div class=\"head\"><div><div class=\"foo\"><p>Hello</p></div><p>What?</p></div></div><p>There</p></div>",
TextUtil.stripNewlines(doc.body().html()));
assertEquals(ret, p);
}
@Test public void before() {
Document doc = Jsoup.parse("<div><p>Hello</p><p>There</p></div>");
Element p1 = doc.select("p").first();
p1.before("<div>one</div><div>two</div>");
assertEquals("<div><div>one</div><div>two</div><p>Hello</p><p>There</p></div>", TextUtil.stripNewlines(doc.body().html()));
doc.select("p").last().before("<p>Three</p><!-- four -->");
assertEquals("<div><div>one</div><div>two</div><p>Hello</p><p>Three</p><!-- four --><p>There</p></div>", TextUtil.stripNewlines(doc.body().html()));
}
@Test public void after() {
Document doc = Jsoup.parse("<div><p>Hello</p><p>There</p></div>");
Element p1 = doc.select("p").first();
p1.after("<div>one</div><div>two</div>");
assertEquals("<div><p>Hello</p><div>one</div><div>two</div><p>There</p></div>", TextUtil.stripNewlines(doc.body().html()));
doc.select("p").last().after("<p>Three</p><!-- four -->");
assertEquals("<div><p>Hello</p><div>one</div><div>two</div><p>There</p><p>Three</p><!-- four --></div>", TextUtil.stripNewlines(doc.body().html()));
}
@Test public void testWrapWithRemainder() {
Document doc = Jsoup.parse("<div><p>Hello</p></div>");
Element p = doc.select("p").first();
p.wrap("<div class='head'></div><p>There!</p>");
assertEquals("<div><div class=\"head\"><p>Hello</p><p>There!</p></div></div>", TextUtil.stripNewlines(doc.body().html()));
}
@Test public void testHasText() {
Document doc = Jsoup.parse("<div><p>Hello</p><p></p></div>");
Element div = doc.select("div").first();
Elements ps = doc.select("p");
assertTrue(div.hasText());
assertTrue(ps.first().hasText());
assertFalse(ps.last().hasText());
}
@Test public void dataset() {
Document doc = Jsoup.parse("<div id=1 data-name=jsoup class=new data-package=jar>Hello</div><p id=2>Hello</p>");
Element div = doc.select("div").first();
Map<String, String> dataset = div.dataset();
Attributes attributes = div.attributes();
// size, get, set, add, remove
assertEquals(2, dataset.size());
assertEquals("jsoup", dataset.get("name"));
assertEquals("jar", dataset.get("package"));
dataset.put("name", "jsoup updated");
dataset.put("language", "java");
dataset.remove("package");
assertEquals(2, dataset.size());
assertEquals(4, attributes.size());
assertEquals("jsoup updated", attributes.get("data-name"));
assertEquals("jsoup updated", dataset.get("name"));
assertEquals("java", attributes.get("data-language"));
assertEquals("java", dataset.get("language"));
attributes.put("data-food", "bacon");
assertEquals(3, dataset.size());
assertEquals("bacon", dataset.get("food"));
attributes.put("data-", "empty");
assertEquals(null, dataset.get("")); // data- is not a data attribute
Element p = doc.select("p").first();
assertEquals(0, p.dataset().size());
}
@Test public void parentlessToString() {
Document doc = Jsoup.parse("<img src='foo'>");
Element img = doc.select("img").first();
assertEquals("<img src=\"foo\">", img.toString());
img.remove(); // lost its parent
assertEquals("<img src=\"foo\">", img.toString());
}
@Test public void testClone() {
Document doc = Jsoup.parse("<div><p>One<p><span>Two</div>");
Element p = doc.select("p").get(1);
Element clone = p.clone();
assertNull(clone.parent()); // should be orphaned
assertEquals(0, clone.siblingIndex);
assertEquals(1, p.siblingIndex);
assertNotNull(p.parent());
clone.append("<span>Three");
assertEquals("<p><span>Two</span><span>Three</span></p>", TextUtil.stripNewlines(clone.outerHtml()));
assertEquals("<div><p>One</p><p><span>Two</span></p></div>", TextUtil.stripNewlines(doc.body().html())); // not modified
doc.body().appendChild(clone); // adopt
assertNotNull(clone.parent());
assertEquals("<div><p>One</p><p><span>Two</span></p></div><p><span>Two</span><span>Three</span></p>", TextUtil.stripNewlines(doc.body().html()));
}
@Test public void testClonesClassnames() {
Document doc = Jsoup.parse("<div class='one two'></div>");
Element div = doc.select("div").first();
Set<String> classes = div.classNames();
assertEquals(2, classes.size());
assertTrue(classes.contains("one"));
assertTrue(classes.contains("two"));
Element copy = div.clone();
Set<String> copyClasses = copy.classNames();
assertEquals(2, copyClasses.size());
assertTrue(copyClasses.contains("one"));
assertTrue(copyClasses.contains("two"));
copyClasses.add("three");
copyClasses.remove("one");
assertTrue(classes.contains("one"));
assertFalse(classes.contains("three"));
assertFalse(copyClasses.contains("one"));
assertTrue(copyClasses.contains("three"));
assertEquals("", div.html());
assertEquals("", copy.html());
}
@Test public void testTagNameSet() {
Document doc = Jsoup.parse("<div><i>Hello</i>");
doc.select("i").first().tagName("em");
assertEquals(0, doc.select("i").size());
assertEquals(1, doc.select("em").size());
assertEquals("<em>Hello</em>", doc.select("div").first().html());
}
@Test public void testHtmlContainsOuter() {
Document doc = Jsoup.parse("<title>Check</title> <div>Hello there</div>");
doc.outputSettings().indentAmount(0);
assertTrue(doc.html().contains(doc.select("title").outerHtml()));
assertTrue(doc.html().contains(doc.select("div").outerHtml()));
}
@Test public void testGetTextNodes() {
Document doc = Jsoup.parse("<p>One <span>Two</span> Three <br> Four</p>");
List<TextNode> textNodes = doc.select("p").first().textNodes();
assertEquals(3, textNodes.size());
assertEquals("One ", textNodes.get(0).text());
assertEquals(" Three ", textNodes.get(1).text());
assertEquals(" Four", textNodes.get(2).text());
assertEquals(0, doc.select("br").first().textNodes().size());
}
@Test public void testManipulateTextNodes() {
Document doc = Jsoup.parse("<p>One <span>Two</span> Three <br> Four</p>");
Element p = doc.select("p").first();
List<TextNode> textNodes = p.textNodes();
textNodes.get(1).text(" three-more ");
textNodes.get(2).splitText(3).text("-ur");
assertEquals("One Two three-more Fo-ur", p.text());
assertEquals("One three-more Fo-ur", p.ownText());
assertEquals(4, p.textNodes().size()); // grew because of split
}
@Test public void testGetDataNodes() {
Document doc = Jsoup.parse("<script>One Two</script> <style>Three Four</style> <p>Fix Six</p>");
Element script = doc.select("script").first();
Element style = doc.select("style").first();
Element p = doc.select("p").first();
List<DataNode> scriptData = script.dataNodes();
assertEquals(1, scriptData.size());
assertEquals("One Two", scriptData.get(0).getWholeData());
List<DataNode> styleData = style.dataNodes();
assertEquals(1, styleData.size());
assertEquals("Three Four", styleData.get(0).getWholeData());
List<DataNode> pData = p.dataNodes();
assertEquals(0, pData.size());
}
@Test public void elementIsNotASiblingOfItself() {
Document doc = Jsoup.parse("<div><p>One<p>Two<p>Three</div>");
Element p2 = doc.select("p").get(1);
assertEquals("Two", p2.text());
Elements els = p2.siblingElements();
assertEquals(2, els.size());
assertEquals("<p>One</p>", els.get(0).outerHtml());
assertEquals("<p>Three</p>", els.get(1).outerHtml());
}
@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 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());
}
@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 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 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 testCssPath() {
Document doc = Jsoup.parse("<div id=\"id1\">A</div><div>B</div><div class=\"c1 c2\">C</div>");
Element divA = doc.select("div").get(0);
Element divB = doc.select("div").get(1);
Element divC = doc.select("div").get(2);
assertEquals(divA.cssSelector(), "#id1");
assertEquals(divB.cssSelector(), "html > body > div:nth-child(2)");
assertEquals(divC.cssSelector(), "html > body > div.c1.c2");
assertTrue(divA == doc.select(divA.cssSelector()).first());
assertTrue(divB == doc.select(divB.cssSelector()).first());
assertTrue(divC == doc.select(divC.cssSelector()).first());
}
@Test
public void testClassNames() {
Document doc = Jsoup.parse("<div class=\"c1 c2\">C</div>");
Element div = doc.select("div").get(0);
assertEquals("c1 c2", div.className());
final Set<String> set1 = div.classNames();
final Object[] arr1 = set1.toArray();
assertTrue(arr1.length==2);
assertEquals("c1", arr1[0]);
assertEquals("c2", arr1[1]);
// Changes to the set should not be reflected in the Elements getters
set1.add("c3");
assertTrue(2==div.classNames().size());
assertEquals("c1 c2", div.className());
// Update the class names to a fresh set
final Set<String> newSet = new LinkedHashSet<String>(3);
newSet.addAll(set1);
newSet.add("c3");
div.classNames(newSet);
assertEquals("c1 c2 c3", div.className());
final Set<String> set2 = div.classNames();
final Object[] arr2 = set2.toArray();
assertTrue(arr2.length==3);
assertEquals("c1", arr2[0]);
assertEquals("c2", arr2[1]);
assertEquals("c3", arr2[2]);
}
@Test
public void testHashAndEqualsAndValue() {
// .equals and hashcode are identity. value is content.
String doc1 = "<div id=1><p class=one>One</p><p class=one>One</p><p class=one>Two</p><p class=two>One</p></div>" +
"<div id=2><p class=one>One</p><p class=one>One</p><p class=one>Two</p><p class=two>One</p></div>";
Document doc = Jsoup.parse(doc1);
Elements els = doc.select("p");
/*
for (Element el : els) {
System.out.println(el.hashCode() + " - " + el.outerHtml());
}
0 1534787905 - <p class="one">One</p>
1 1534787905 - <p class="one">One</p>
2 1539683239 - <p class="one">Two</p>
3 1535455211 - <p class="two">One</p>
4 1534787905 - <p class="one">One</p>
5 1534787905 - <p class="one">One</p>
6 1539683239 - <p class="one">Two</p>
7 1535455211 - <p class="two">One</p>
*/
assertEquals(8, els.size());
Element e0 = els.get(0);
Element e1 = els.get(1);
Element e2 = els.get(2);
Element e3 = els.get(3);
Element e4 = els.get(4);
Element e5 = els.get(5);
Element e6 = els.get(6);
Element e7 = els.get(7);
assertEquals(e0, e0);
assertTrue(e0.hasSameValue(e1));
assertTrue(e0.hasSameValue(e4));
assertTrue(e0.hasSameValue(e5));
assertFalse(e0.equals(e2));
assertFalse(e0.hasSameValue(e2));
assertFalse(e0.hasSameValue(e3));
assertFalse(e0.hasSameValue(e6));
assertFalse(e0.hasSameValue(e7));
assertEquals(e0.hashCode(), e0.hashCode());
assertFalse(e0.hashCode() == (e2.hashCode()));
assertFalse(e0.hashCode() == (e3).hashCode());
assertFalse(e0.hashCode() == (e6).hashCode());
assertFalse(e0.hashCode() == (e7).hashCode());
}
@Test public void testRelativeUrls() {
String html = "<body><a href='./one.html'>One</a> <a href='two.html'>two</a> <a href='../three.html'>Three</a> <a href='//example2.com/four/'>Four</a> <a href='https://example2.com/five/'>Five</a>";
Document doc = Jsoup.parse(html, "http://example.com/bar/");
Elements els = doc.select("a");
assertEquals("http://example.com/bar/one.html", els.get(0).absUrl("href"));
assertEquals("http://example.com/bar/two.html", els.get(1).absUrl("href"));
assertEquals("http://example.com/three.html", els.get(2).absUrl("href"));
assertEquals("http://example2.com/four/", els.get(3).absUrl("href"));
assertEquals("https://example2.com/five/", els.get(4).absUrl("href"));
}
@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 testHashcodeIsStableWithContentChanges() {
Element root = new Element(Tag.valueOf("root"), "");
HashSet<Element> set = new HashSet<Element>();
// Add root node:
set.add(root);
root.appendChild(new Element(Tag.valueOf("a"), ""));
assertTrue(set.contains(root));
}
@Test
public void testNamespacedElements() {
// Namespaces with ns:tag in HTML must be translated to ns|tag in CSS.
String html = "<html><body><fb:comments /></body></html>";
Document doc = Jsoup.parse(html, "http://example.com/bar/");
Elements els = doc.select("fb|comments");
assertEquals(1, els.size());
assertEquals("html > body > fb|comments", els.get(0).cssSelector());
}
@Test
public void testChainedRemoveAttributes() {
String html = "<a one two three four>Text</a>";
Document doc = Jsoup.parse(html);
Element a = doc.select("a").first();
a
.removeAttr("zero")
.removeAttr("one")
.removeAttr("two")
.removeAttr("three")
.removeAttr("four")
.removeAttr("five");
assertEquals("<a>Text</a>", a.outerHtml());
}
@Test
public void testIs() {
String html = "<div><p>One <a class=big>Two</a> Three</p><p>Another</p>";
Document doc = Jsoup.parse(html);
Element p = doc.select("p").first();
assertTrue(p.is("p"));
assertFalse(p.is("div"));
assertTrue(p.is("p:has(a)"));
assertTrue(p.is("p:first-child"));
assertFalse(p.is("p:last-child"));
assertTrue(p.is("*"));
assertTrue(p.is("div p"));
Element q = doc.select("p").last();
assertTrue(q.is("p"));
assertTrue(q.is("p ~ p"));
assertTrue(q.is("p + p"));
assertTrue(q.is("p:last-child"));
assertFalse(q.is("p a"));
assertFalse(q.is("a"));
}
@Test public void elementByTagName() {
Element a = new Element("P");
assertTrue(a.tagName().equals("P"));
}
public void testChildrenElements() {
String html = "<div><p><a>One</a></p><p><a>Two</a></p>Three</div><span>Four</span><foo></foo><img>";
Document doc = Jsoup.parse(html);
Element div = doc.select("div").first();
Element p = doc.select("p").first();
Element span = doc.select("span").first();
Element foo = doc.select("foo").first();
Element img = doc.select("img").first();
Elements docChildren = div.children();
assertEquals(2, docChildren.size());
assertEquals("<p><a>One</a></p>", docChildren.get(0).outerHtml());
assertEquals("<p><a>Two</a></p>", docChildren.get(1).outerHtml());
assertEquals(3, div.childNodes().size());
assertEquals("Three", div.childNodes().get(2).outerHtml());
assertEquals(1, p.children().size());
assertEquals("One", p.children().text());
assertEquals(0, span.children().size());
assertEquals(1, span.childNodes().size());
assertEquals("Four", span.childNodes().get(0).outerHtml());
assertEquals(0, foo.children().size());
assertEquals(0, foo.childNodes().size());
assertEquals(0, img.children().size());
assertEquals(0, img.childNodes().size());
}
}