var chai = require("chai");
chai.config.includeStack = true;
var expect = chai.expect;
var JSDOMParser = require("../JSDOMParser");
var BASETESTCASE = 'Some text and a link
' +
'With a that is fun.And another node to make it harder
';
var baseDoc = new JSDOMParser().parse(BASETESTCASE, "http://fakehost/");
describe("Test linkedom functionality", function() {
function nodeExpect(actual, expected) {
try {
expect(actual).eql(expected);
} catch (ex) {
throw ex.message;
}
}
it("should work for basic operations using the parent child hierarchy and innerHTML", function() {
expect(baseDoc.childNodes.length).eql(1);
expect(baseDoc.getElementsByTagName("*").length).eql(10);
var foo = baseDoc.getElementById("foo");
expect(foo.parentNode.localName).eql("body");
nodeExpect(baseDoc.body, foo.parentNode);
nodeExpect(baseDoc.body.parentNode, baseDoc.documentElement);
expect(baseDoc.body.childNodes.length).eql(3);
var generatedHTML = baseDoc.getElementsByTagName("p")[0].innerHTML;
expect(generatedHTML).eql('Some text and a link');
var scriptNode = baseDoc.getElementsByTagName("script")[0];
generatedHTML = scriptNode.innerHTML;
expect(generatedHTML).eql('With < fancy " characters in it because');
expect(scriptNode.textContent).eql('With < fancy " characters in it because');
});
it("should have basic URI information", function() {
expect(baseDoc.documentURI, "http://fakehost/");
expect(baseDoc.baseURI, "http://fakehost/");
});
it("should deal with script tags", function() {
// Check our script parsing worked:
var scripts = baseDoc.getElementsByTagName("script");
expect(scripts.length).eql(1);
expect(scripts[0].textContent).eql("With < fancy \" characters in it because");
});
it("should have working sibling/first+lastChild properties", function() {
var foo = baseDoc.getElementById("foo");
nodeExpect(foo.previousSibling.nextSibling, foo);
nodeExpect(foo.nextSibling.previousSibling, foo);
nodeExpect(foo.nextSibling, foo.nextElementSibling);
nodeExpect(foo.previousSibling, foo.previousElementSibling);
var beforeFoo = foo.previousSibling;
var afterFoo = foo.nextSibling;
nodeExpect(baseDoc.body.lastChild, afterFoo);
nodeExpect(baseDoc.body.firstChild, beforeFoo);
});
it("should have working removeChild and appendChild functionality", function() {
var foo = baseDoc.getElementById("foo");
var beforeFoo = foo.previousSibling;
var afterFoo = foo.nextSibling;
var removedFoo = foo.parentNode.removeChild(foo);
nodeExpect(foo, removedFoo);
nodeExpect(foo.parentNode, null);
nodeExpect(foo.previousSibling, null);
nodeExpect(foo.nextSibling, null);
nodeExpect(foo.previousElementSibling, null);
nodeExpect(foo.nextElementSibling, null);
expect(beforeFoo.localName).eql("p");
nodeExpect(beforeFoo.nextSibling, afterFoo);
nodeExpect(afterFoo.previousSibling, beforeFoo);
nodeExpect(beforeFoo.nextElementSibling, afterFoo);
nodeExpect(afterFoo.previousElementSibling, beforeFoo);
expect(baseDoc.body.childNodes.length).eql(2);
baseDoc.body.appendChild(foo);
expect(baseDoc.body.childNodes.length).eql(3);
nodeExpect(afterFoo.nextSibling, foo);
nodeExpect(foo.previousSibling, afterFoo);
nodeExpect(afterFoo.nextElementSibling, foo);
nodeExpect(foo.previousElementSibling, afterFoo);
// This should reorder back to sanity:
baseDoc.body.appendChild(afterFoo);
nodeExpect(foo.previousSibling, beforeFoo);
nodeExpect(foo.nextSibling, afterFoo);
nodeExpect(foo.previousElementSibling, beforeFoo);
nodeExpect(foo.nextElementSibling, afterFoo);
nodeExpect(foo.previousSibling.nextSibling, foo);
nodeExpect(foo.nextSibling.previousSibling, foo);
nodeExpect(foo.nextSibling, foo.nextElementSibling);
nodeExpect(foo.previousSibling, foo.previousElementSibling);
});
it("should handle attributes", function() {
var link = baseDoc.getElementsByTagName("a")[0];
expect(link.getAttribute("href")).eql("#");
expect(link.getAttribute("class")).eql(link.className);
var foo = baseDoc.getElementById("foo");
expect(foo.id).eql(foo.getAttribute("id"));
});
it("should have a working replaceChild", function() {
var parent = baseDoc.getElementsByTagName("div")[0];
var p = baseDoc.createElement("p");
p.setAttribute("id", "my-replaced-kid");
var childCount = parent.childNodes.length;
var childElCount = parent.children.length;
for (var i = 0; i < parent.childNodes.length; i++) {
var replacedNode = parent.childNodes[i];
var replacedAnElement = replacedNode.nodeType === replacedNode.ELEMENT_NODE;
var oldNext = replacedNode.nextSibling;
var oldNextEl = replacedNode.nextElementSibling;
var oldPrev = replacedNode.previousSibling;
var oldPrevEl = replacedNode.previousElementSibling;
parent.replaceChild(p, replacedNode);
// Check siblings and parents on both nodes were set:
nodeExpect(p.nextSibling, oldNext);
nodeExpect(p.previousSibling, oldPrev);
nodeExpect(p.parentNode, parent);
nodeExpect(replacedNode.parentNode, null);
nodeExpect(replacedNode.nextSibling, null);
nodeExpect(replacedNode.previousSibling, null);
// if the old node was an element, element siblings should now be null
if (replacedAnElement) {
nodeExpect(replacedNode.nextElementSibling, null);
nodeExpect(replacedNode.previousElementSibling, null);
}
// Check the siblings were updated
if (oldNext)
nodeExpect(oldNext.previousSibling, p);
if (oldPrev)
nodeExpect(oldPrev.nextSibling, p);
// check the array was updated
nodeExpect(parent.childNodes[i], p);
// Now check element properties/lists:
var kidElementIndex = parent.children.indexOf(p);
// should be in the list:
expect(kidElementIndex).not.eql(-1);
if (kidElementIndex > 0) {
nodeExpect(parent.children[kidElementIndex - 1], p.previousElementSibling);
nodeExpect(p.previousElementSibling.nextElementSibling, p);
} else {
nodeExpect(p.previousElementSibling, null);
}
if (kidElementIndex < parent.children.length - 1) {
nodeExpect(parent.children[kidElementIndex + 1], p.nextElementSibling);
nodeExpect(p.nextElementSibling.previousElementSibling, p);
} else {
nodeExpect(p.nextElementSibling, null);
}
if (replacedAnElement) {
nodeExpect(oldNextEl, p.nextElementSibling);
nodeExpect(oldPrevEl, p.previousElementSibling);
}
expect(parent.childNodes.length).eql(childCount);
expect(parent.children.length).eql(replacedAnElement ? childElCount : childElCount + 1);
parent.replaceChild(replacedNode, p);
nodeExpect(oldNext, replacedNode.nextSibling);
nodeExpect(oldNextEl, replacedNode.nextElementSibling);
nodeExpect(oldPrev, replacedNode.previousSibling);
nodeExpect(oldPrevEl, replacedNode.previousElementSibling);
if (replacedNode.nextSibling)
nodeExpect(replacedNode.nextSibling.previousSibling, replacedNode);
if (replacedNode.previousSibling)
nodeExpect(replacedNode.previousSibling.nextSibling, replacedNode);
if (replacedAnElement) {
if (replacedNode.previousElementSibling)
nodeExpect(replacedNode.previousElementSibling.nextElementSibling, replacedNode);
if (replacedNode.nextElementSibling)
nodeExpect(replacedNode.nextElementSibling.previousElementSibling, replacedNode);
}
}
});
});
describe("Test HTML escaping", function() {
var baseStr = "Hello, everyone & all their friends, <this> is a " test with ' quotes.
";
var doc = new JSDOMParser().parse(baseStr);
var p = doc.getElementsByTagName("p")[0];
var txtNode = p.firstChild;
it("should handle encoding HTML correctly", function() {
// This /should/ just be cached straight from reading it:
expect("" + p.innerHTML + "
").eql(baseStr);
expect("" + txtNode.innerHTML + "
").eql(baseStr);
});
it("should have decoded correctly", function() {
expect(p.textContent).eql("Hello, everyone & all their friends, is a \" test with ' quotes.");
expect(txtNode.textContent).eql("Hello, everyone & all their friends, is a \" test with ' quotes.");
});
it("should handle updates via textContent correctly", function() {
// Because the initial tests might be based on cached innerHTML values,
// let's manipulate via textContent in order to test that it alters
// the innerHTML correctly.
txtNode.textContent = txtNode.textContent + " ";
txtNode.textContent = txtNode.textContent.trim();
var expectedHTML = baseStr.replace(""", '"').replace("'", "'");
expect("" + txtNode.innerHTML + "
").eql(expectedHTML);
expect("" + p.innerHTML + "
").eql(expectedHTML);
});
it("should handle decimal and hex escape sequences", function() {
var parsedDoc = new JSDOMParser().parse("
");
expect(parsedDoc.getElementsByTagName("p")[0].textContent).eql(" ");
});
});
describe("Script parsing", function() {
it("should strip ?-based comments within script tags", function() {
var html = '';
var doc = new JSDOMParser().parse(html);
expect(doc.firstChild.tagName).eql("SCRIPT");
expect(doc.firstChild.textContent).eql("");
expect(doc.firstChild.children.length).eql(0);
expect(doc.firstChild.childNodes.length).eql(0);
});
it("should strip !-based comments within script tags", function() {
var html = '';
var doc = new JSDOMParser().parse(html);
expect(doc.firstChild.tagName).eql("SCRIPT");
expect(doc.firstChild.textContent).eql("");
expect(doc.firstChild.children.length).eql(0);
expect(doc.firstChild.childNodes.length).eql(0);
});
it("should strip any other nodes within script tags", function() {
var html = "";
var doc = new JSDOMParser().parse(html);
expect(doc.firstChild.tagName).eql("SCRIPT");
expect(doc.firstChild.textContent).eql("Hello, I'm not really in a
");
expect(doc.firstChild.children.length).eql(0);
expect(doc.firstChild.childNodes.length).eql(1);
});
it("should strip any other invalid script nodes within script tags", function() {
var html = '';
var doc = new JSDOMParser().parse(html);
expect(doc.firstChild.tagName).eql("SCRIPT");
expect(doc.firstChild.textContent).eql("");
expect(doc.firstChild.children.length).eql(0);
expect(doc.firstChild.childNodes.length).eql(1);
});
it("should not be confused by partial closing tags", function() {
var html = "";
var doc = new JSDOMParser().parse(html);
expect(doc.firstChild.tagName).eql("SCRIPT");
expect(doc.firstChild.textContent).eql("var x = '