| <!DOCTYPE html> |
| <meta charset="utf-8"> |
| <title>Legacy platform objects [[OwnPropertyKeys]] method</title> |
| <link rel="help" href="https://heycam.github.io/webidl/#legacy-platform-object-ownpropertykeys"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script> |
| function custom_assert_array_equals(actual, expected, msg) { |
| function replacer(k, v) { |
| if (typeof v === "symbol") { |
| return v.toString(); |
| } |
| return v; |
| } |
| assert_array_equals(actual, expected, " actual " + JSON.stringify(actual, replacer) + " expected " + JSON.stringify(expected, replacer)); |
| } |
| |
| test(function() { |
| var element = document.createElement("div"); |
| element.appendChild(document.createElement("div")); |
| element.appendChild(document.createElement("div")); |
| element.appendChild(document.createElement("div")); |
| custom_assert_array_equals(Reflect.ownKeys(element.childNodes), ["0", "1", "2"]); |
| }, "must enumerate property indices in ascending numerical order"); |
| |
| test(function() { |
| var element = document.createElement("div"); |
| element.setAttribute("data-foo", "foo content"); |
| element.setAttribute("data-bar", "bar content"); |
| element.setAttribute("data-baz", "baz content"); |
| custom_assert_array_equals(Reflect.ownKeys(element.dataset), ["foo", "bar", "baz"]); |
| }, "must enumerate property names in list order"); |
| |
| |
| test(function() { |
| var element = document.createElement("div"); |
| element.setAttribute("id", "foo"); |
| element.setAttribute("class", "bar"); |
| custom_assert_array_equals(Reflect.ownKeys(element.attributes), ["0", "1", "id", "class"]); |
| }, "must first enumerate property indices in ascending numerical order, then named properties in list order"); |
| |
| |
| test(function() { |
| var element = document.createElement("div"); |
| element.attributes.foo = "some value"; |
| element.attributes.bar = "and another"; |
| element.setAttribute("id", "foo"); |
| element.setAttribute("class", "bar"); |
| custom_assert_array_equals(Reflect.ownKeys(element.attributes), ["0", "1", "id", "class", "foo", "bar"]); |
| }, "must enumerate own properties after indexed and named properties even when they're added first"); |
| |
| test(function() { |
| var symb1 = Symbol(); |
| var symb2 = Symbol(); |
| var element = document.createElement("div"); |
| element.attributes.foo = "some value"; |
| element.attributes[symb1] = "symb1"; |
| element.attributes[symb2] = "symb2"; |
| element.attributes.bar = "and another"; |
| element.setAttribute("id", "foo"); |
| element.setAttribute("class", "bar"); |
| custom_assert_array_equals(Reflect.ownKeys(element.attributes), |
| ["0", "1", "id", "class", "foo", "bar", symb1, symb2]); |
| }, "must enumerate symbols after strings, regardless of which ones got added first"); |
| </script> |
