| <!DOCTYPE html> |
| <html> |
| <body> |
| <script src="../../resources/js-test.js"></script> |
| <select id="testSelect"> |
| <option value="volvo" id="id1" name="name1a">Volvo</option> |
| <option value="saab" id="id1" name="name1b">Saab</option> |
| <option value="mercedes" id="id2" name="name2">Mercedes</option> |
| <option value="audi" id="id3" name="name3">Audi</option> |
| <option value="renault" id="id4" name="name3">Renault</option> |
| </select> |
| |
| <script> |
| description("This tests verifies the enumerated properties on HTMLOptionsCollection and their order."); |
| |
| var testSelect = document.getElementById("testSelect"); |
| var htmlOptionsCollection = testSelect.options; |
| shouldBe("htmlOptionsCollection.__proto__", "HTMLOptionsCollection.prototype"); |
| shouldBe("htmlOptionsCollection.__proto__.__proto__", "HTMLCollection.prototype"); |
| shouldBe("htmlOptionsCollection.length", "5"); |
| |
| // As per http://www.whatwg.org/specs/web-apps/current-work/multipage/common-dom-interfaces.html#htmloptionscollection: |
| // - The object's supported property indices are as defined for HTMLCollection objects. |
| // - The supported property names consist of the non-empty values of all the id and name attributes of all the elements |
| // represented by the collection, in tree order, ignoring later duplicates, with the id of an element preceding its |
| // name if it contributes both, they differ from each other, and neither is the duplicate of an earlier entry. |
| var expectedEnumeratedProperties = ["0", "1", "2", "3", "4", "length", "selectedIndex", "id1", "name1a", "name1b", "id2", "name2", "id3", "name3", "id4", "namedItem", "add", "remove", "item"].sort(); |
| |
| var enumeratedProperties = []; |
| for (var property in htmlOptionsCollection) { |
| enumeratedProperties[enumeratedProperties.length] = property; |
| } |
| enumeratedProperties.sort(); |
| shouldBe("enumeratedProperties", "expectedEnumeratedProperties"); |
| </script> |
| </body> |
| </html> |
