<!DOCTYPE html>
<meta charset="utf-8">
<title>Cloning of SVG elements and attributes</title>
<link rel="help" href="https://dom.spec.whatwg.org/#dom-node-clonenode">
<link rel="help" href="https://dom.spec.whatwg.org/#concept-node-clone">
<!-- regression test for https://github.com/jsdom/jsdom/issues/1601 -->

<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>

<svg xmlns:xlink='http://www.w3.org/1999/xlink'><use xlink:href='#test'></use></svg>

<script>
"use strict";

const svg = document.querySelector("svg");
const clone = svg.cloneNode(true);

test(() => {

  assert_equals(clone.namespaceURI, "http://www.w3.org/2000/svg");
  assert_equals(clone.prefix, null);
  assert_equals(clone.localName, "svg");
  assert_equals(clone.tagName, "svg");

}, "cloned <svg> should have the right properties");

test(() => {

  const attr = clone.attributes[0];

  assert_equals(attr.namespaceURI, "http://www.w3.org/2000/xmlns/");
  assert_equals(attr.prefix, "xmlns");
  assert_equals(attr.localName, "xlink");
  assert_equals(attr.name, "xmlns:xlink");
  assert_equals(attr.value, "http://www.w3.org/1999/xlink");

}, "cloned <svg>'s xmlns:xlink attribute should have the right properties");

test(() => {

  const use = clone.firstElementChild;
  assert_equals(use.namespaceURI, "http://www.w3.org/2000/svg");
  assert_equals(use.prefix, null);
  assert_equals(use.localName, "use");
  assert_equals(use.tagName, "use");

}, "cloned <use> should have the right properties");

test(() => {

  const use = clone.firstElementChild;
  const attr = use.attributes[0];

  assert_equals(attr.namespaceURI, "http://www.w3.org/1999/xlink");
  assert_equals(attr.prefix, "xlink");
  assert_equals(attr.localName, "href");
  assert_equals(attr.name, "xlink:href");
  assert_equals(attr.value, "#test");

}, "cloned <use>'s xlink:href attribute should have the right properties");

</script>
