/dom/nodes/MutationObserver-attributes.html| status | subtest | message |
|---|---|---|
| PASS | attributes Element.id: update, no oldValue, mutation | |
| PASS | attributes Element.id: update mutation | |
| PASS | attributes Element.id: empty string update mutation | |
| PASS | attributes Element.id: same value mutation | |
| PASS | attributes Element.unknown: IDL attribute no mutation | |
| PASS | attributes HTMLInputElement.type: type update mutation | |
| PASS | attributes Element.className: new value mutation | |
| PASS | attributes Element.className: empty string update mutation | |
| PASS | attributes Element.className: same value mutation | |
| PASS | attributes Element.className: same multiple values mutation | |
| PASS | attributes Element.classList.add: single token addition mutation | |
| PASS | attributes Element.classList.add: multiple tokens addition mutation | |
| PASS | attributes Element.classList.add: syntax err/no mutation | |
| PASS | attributes Element.classList.add: invalid character/no mutation | |
| PASS | attributes Element.classList.add: same value mutation | |
| PASS | attributes Element.classList.remove: single token removal mutation | |
| PASS | attributes Element.classList.remove: multiple tokens removal mutation | |
| PASS | attributes Element.classList.remove: missing token removal mutation | |
| PASS | attributes Element.classList.toggle: token removal mutation | |
| PASS | attributes Element.classList.toggle: token addition mutation | |
| PASS | attributes Element.classList.toggle: forced token removal mutation | |
| PASS | attributes Element.classList.toggle: forced missing token removal no mutation | |
| PASS | attributes Element.classList.toggle: forced existing token addition no mutation | |
| PASS | attributes Element.classList.toggle: forced token addition mutation | |
| PASS | attributes Element.attributes.value: update mutation | |
| PASS | attributes Element.attributes.value: same id mutation | |
| PASS | attributes Element.setAttribute: id mutation | |
| PASS | attributes Element.setAttribute: same class mutation | |
| PASS | attributes Element.setAttribute: classname mutation | |
| PASS | attributes Element.removeAttribute: removal mutation | |
| PASS | attributes Element.removeAttribute: removal no mutation | |
| PASS | childList HTMLInputElement.removeAttribute: type removal mutation | |
| PASS | attributes Element.setAttributeNS: creation mutation | |
| PASS | attributes Element.setAttributeNS: prefixed attribute creation mutation | |
| PASS | attributes Element.removeAttributeNS: removal mutation | |
| PASS | attributes Element.removeAttributeNS: removal no mutation | |
| PASS | attributes Element.removeAttributeNS: prefixed attribute removal no mutation | |
| PASS | attributes/attributeFilter Element.id/Element.className: update mutation | |
| PASS | attributes/attributeFilter Element.id/Element.className: multiple filter update mutation | |
| PASS | attributeOldValue alone Element.id: update mutation | |
| PASS | attributeFilter alone Element.id/Element.className: multiple filter update mutation | |
| PASS | childList false: no childList mutation |
bundle built 2026-07-16T07:16:48.063Z