| Domenic Denicola | 306b7ef | 2020-04-07 14:19:16 | [diff] [blame] | 1 | <!DOCTYPE html> |
| 2 | <meta charset="utf-8"> |
| 3 | <title>Attributes are Nodes but should not be accepted outside of the `attributes` NamedNodeMap</title> |
| 4 | <link rel=help href="https://dom.spec.whatwg.org/#dom-core-changes"> |
| 5 | <script src="/resources/testharness.js"></script> |
| 6 | <script src="/resources/testharnessreport.js"></script> |
| 7 | |
| 8 | <script> |
| 9 | "use strict"; |
| 10 | |
| 11 | test(() => { |
| 12 | |
| 13 | const attribute = document.createAttribute("newattribute"); |
| 14 | |
| 15 | assert_true(attribute instanceof Node, "attribute instances are instances of Node"); |
| 16 | assert_true(Attr.prototype instanceof Node, "attribute instances are instances of Node"); |
| 17 | |
| 18 | }, "Attrs are subclasses of Nodes"); |
| 19 | |
| 20 | test(() => { |
| 21 | |
| 22 | const parent = document.createElement("p"); |
| 23 | |
| 24 | const attribute = document.createAttribute("newattribute"); |
| 25 | assert_throws_dom("HierarchyRequestError", () => { |
| 26 | parent.appendChild(attribute); |
| 27 | }); |
| 28 | |
| 29 | }, "appendChild with an attribute as the child should fail"); |
| 30 | |
| 31 | test(() => { |
| 32 | |
| 33 | const parent = document.createElement("p"); |
| 34 | parent.appendChild(document.createElement("span")); |
| 35 | |
| 36 | const attribute = document.createAttribute("newattribute"); |
| 37 | assert_throws_dom("HierarchyRequestError", () => { |
| 38 | parent.replaceChild(attribute, parent.firstChild); |
| 39 | }); |
| 40 | |
| 41 | }, "replaceChild with an attribute as the child should fail"); |
| 42 | |
| 43 | test(() => { |
| 44 | |
| 45 | const parent = document.createElement("p"); |
| 46 | parent.appendChild(document.createElement("span")); |
| 47 | |
| 48 | const attribute = document.createAttribute("newattribute"); |
| 49 | assert_throws_dom("HierarchyRequestError", () => { |
| 50 | parent.insertBefore(attribute, parent.firstChild); |
| 51 | }); |
| 52 | |
| 53 | }, "insertBefore with an attribute as the child should fail"); |
| 54 | |
| 55 | </script> |
