WPT
wpt / dom / ranges / Range-mutations-insertBefore.html
Spec: DOM ↗
Runs: Chrome 155.0.8039.0 (wpt@a4fcd77aa, 2026-09-03) | Firefox 157.0a1 (wpt@cc4d45aa0, 2026-09-03) | Safari 251 preview (wpt@5ce815a83, 2026-08-27) | Ladybird 1.0-a9df8 (wpt@9b4cabf6d, 2026-09-03) | Servo Servo 0.6 (wpt@7e3d005d7, 2026-09-03) | Blitz 188486089 (wpt@a95401e4e, 2026-09-02)
View on the Blitz WPT dashboard | Open test on wpt.live | wpt.fyi
| Chrome | Firefox | Safari | Ladybird | Servo | Blitz | |
|---|---|---|---|---|---|---|
| Total | 76/76 | 76/76 | 76/76 | 76/76 | 76/76 | NOT RUN |
| Subtest | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| testDiv.insertBefore(paras[0], paras[1]), with unselected range collapsed at (paras[0], 0) | PASS | PASS | PASS | PASS | PASS | — |
| testDiv.insertBefore(paras[0], paras[1]), with selected range collapsed at (paras[0], 0) | PASS | PASS | PASS | PASS | PASS | — |
| testDiv.insertBefore(paras[0], paras[1]), with unselected range on paras[0] from 0 to 1 | PASS | PASS | PASS | PASS | PASS | — |
| testDiv.insertBefore(paras[0], paras[1]), with selected range on paras[0] from 0 to 1 | PASS | PASS | PASS | PASS | PASS | — |
| testDiv.insertBefore(paras[0], paras[1]), with unselected range collapsed at (paras[0], 1) | PASS | PASS | PASS | PASS | PASS | — |
| testDiv.insertBefore(paras[0], paras[1]), with selected range collapsed at (paras[0], 1) | PASS | PASS | PASS | PASS | PASS | — |
| testDiv.insertBefore(paras[0], paras[1]), with unselected range on testDiv from 0 to 2 | PASS | PASS | PASS | PASS | PASS | — |
| testDiv.insertBefore(paras[0], paras[1]), with selected range on testDiv from 0 to 2 | PASS | PASS | PASS | PASS | PASS | — |
| testDiv.insertBefore(paras[0], paras[1]), with unselected range collapsed at (testDiv, 1) | PASS | PASS | PASS | PASS | PASS | — |
| testDiv.insertBefore(paras[0], paras[1]), with selected range collapsed at (testDiv, 1) | PASS | PASS | PASS | PASS | PASS | — |
| testDiv.insertBefore(paras[0], paras[1]), with unselected range on testDiv from 1 to 2 | PASS | PASS | PASS | PASS | PASS | — |
| testDiv.insertBefore(paras[0], paras[1]), with selected range on testDiv from 1 to 2 | PASS | PASS | PASS | PASS | PASS | — |
| testDiv.insertBefore(paras[0], paras[1]), with unselected range collapsed at (testDiv, 2) | PASS | PASS | PASS | PASS | PASS | — |
| testDiv.insertBefore(paras[0], paras[1]), with selected range collapsed at (testDiv, 2) | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(paras[1], paras[0].firstChild), with unselected range collapsed at (paras[0], 0) | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(paras[1], paras[0].firstChild), with selected range collapsed at (paras[0], 0) | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(paras[1], paras[0].firstChild), with unselected range on paras[0] from 0 to 1 | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(paras[1], paras[0].firstChild), with selected range on paras[0] from 0 to 1 | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(paras[1], paras[0].firstChild), with unselected range collapsed at (paras[0], 1) | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(paras[1], paras[0].firstChild), with selected range collapsed at (paras[0], 1) | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(paras[1], paras[0].firstChild), with unselected range on testDiv from 0 to 1 | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(paras[1], paras[0].firstChild), with selected range on testDiv from 0 to 1 | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(paras[1], paras[0].firstChild), with unselected range on testDiv from 0 to 2 | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(paras[1], paras[0].firstChild), with selected range on testDiv from 0 to 2 | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(paras[1], paras[0].firstChild), with unselected range collapsed at (testDiv, 1) | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(paras[1], paras[0].firstChild), with selected range collapsed at (testDiv, 1) | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(paras[1], paras[0].firstChild), with unselected range on testDiv from 1 to 2 | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(paras[1], paras[0].firstChild), with selected range on testDiv from 1 to 2 | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(paras[1], null), with unselected range collapsed at (paras[0], 0) | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(paras[1], null), with selected range collapsed at (paras[0], 0) | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(paras[1], null), with unselected range on paras[0] from 0 to 1 | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(paras[1], null), with selected range on paras[0] from 0 to 1 | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(paras[1], null), with unselected range collapsed at (paras[0], 1) | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(paras[1], null), with selected range collapsed at (paras[0], 1) | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(paras[1], null), with unselected range on testDiv from 0 to 1 | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(paras[1], null), with selected range on testDiv from 0 to 1 | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(paras[1], null), with unselected range on testDiv from 0 to 2 | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(paras[1], null), with selected range on testDiv from 0 to 2 | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(paras[1], null), with unselected range collapsed at (testDiv, 1) | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(paras[1], null), with selected range collapsed at (testDiv, 1) | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(paras[1], null), with unselected range on testDiv from 1 to 2 | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(paras[1], null), with selected range on testDiv from 1 to 2 | PASS | PASS | PASS | PASS | PASS | — |
| foreignDoc.insertBefore(detachedComment, foreignDoc.documentElement), with unselected range collapsed at (foreignDoc, 0) | PASS | PASS | PASS | PASS | PASS | — |
| foreignDoc.insertBefore(detachedComment, foreignDoc.documentElement), with selected range collapsed at (foreignDoc, 0) | PASS | PASS | PASS | PASS | PASS | — |
| foreignDoc.insertBefore(detachedComment, foreignDoc.documentElement), with unselected range on foreignDoc from 0 to 1 | PASS | PASS | PASS | PASS | PASS | — |
| foreignDoc.insertBefore(detachedComment, foreignDoc.documentElement), with selected range on foreignDoc from 0 to 1 | PASS | PASS | PASS | PASS | PASS | — |
| foreignDoc.insertBefore(detachedComment, foreignDoc.documentElement), with unselected range on foreignDoc from 0 to 2 | PASS | PASS | PASS | PASS | PASS | — |
| foreignDoc.insertBefore(detachedComment, foreignDoc.documentElement), with selected range on foreignDoc from 0 to 2 | PASS | PASS | PASS | PASS | PASS | — |
| foreignDoc.insertBefore(detachedComment, foreignDoc.documentElement), with unselected range collapsed at (foreignDoc, 1) | PASS | PASS | PASS | PASS | PASS | — |
| foreignDoc.insertBefore(detachedComment, foreignDoc.documentElement), with selected range collapsed at (foreignDoc, 1) | PASS | PASS | PASS | PASS | PASS | — |
| foreignDoc.insertBefore(detachedComment, foreignDoc.doctype), with unselected range collapsed at (foreignDoc, 0) | PASS | PASS | PASS | PASS | PASS | — |
| foreignDoc.insertBefore(detachedComment, foreignDoc.doctype), with selected range collapsed at (foreignDoc, 0) | PASS | PASS | PASS | PASS | PASS | — |
| foreignDoc.insertBefore(detachedComment, foreignDoc.doctype), with unselected range on foreignDoc from 0 to 1 | PASS | PASS | PASS | PASS | PASS | — |
| foreignDoc.insertBefore(detachedComment, foreignDoc.doctype), with selected range on foreignDoc from 0 to 1 | PASS | PASS | PASS | PASS | PASS | — |
| foreignDoc.insertBefore(detachedComment, foreignDoc.doctype), with unselected range on foreignDoc from 0 to 2 | PASS | PASS | PASS | PASS | PASS | — |
| foreignDoc.insertBefore(detachedComment, foreignDoc.doctype), with selected range on foreignDoc from 0 to 2 | PASS | PASS | PASS | PASS | PASS | — |
| foreignDoc.insertBefore(detachedComment, foreignDoc.doctype), with unselected range collapsed at (foreignDoc, 1) | PASS | PASS | PASS | PASS | PASS | — |
| foreignDoc.insertBefore(detachedComment, foreignDoc.doctype), with selected range collapsed at (foreignDoc, 1) | PASS | PASS | PASS | PASS | PASS | — |
| foreignDoc.insertBefore(detachedComment, null), with unselected range on foreignDoc from 0 to 1 | PASS | PASS | PASS | PASS | PASS | — |
| foreignDoc.insertBefore(detachedComment, null), with selected range on foreignDoc from 0 to 1 | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(xmlTextNode, paras[0].firstChild), with unselected range collapsed at (paras[0], 0) | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(xmlTextNode, paras[0].firstChild), with selected range collapsed at (paras[0], 0) | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(xmlTextNode, paras[0].firstChild), with unselected range on paras[0] from 0 to 1 | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(xmlTextNode, paras[0].firstChild), with selected range on paras[0] from 0 to 1 | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(xmlTextNode, paras[0].firstChild), with unselected range collapsed at (paras[0], 1) | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(xmlTextNode, paras[0].firstChild), with selected range collapsed at (paras[0], 1) | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(paras[0], paras[0].firstChild), with unselected range on paras[0] from 0 to 1 | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(paras[0], paras[0].firstChild), with selected range on paras[0] from 0 to 1 | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(testDiv, paras[0].firstChild), with unselected range on paras[0] from 0 to 1 | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(testDiv, paras[0].firstChild), with selected range on paras[0] from 0 to 1 | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(document, paras[0].firstChild), with unselected range on paras[0] from 0 to 1 | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(document, paras[0].firstChild), with selected range on paras[0] from 0 to 1 | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(foreignDoc, paras[0].firstChild), with unselected range on paras[0] from 0 to 1 | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(foreignDoc, paras[0].firstChild), with selected range on paras[0] from 0 to 1 | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(document.doctype, paras[0].firstChild), with unselected range on paras[0] from 0 to 1 | PASS | PASS | PASS | PASS | PASS | — |
| paras[0].insertBefore(document.doctype, paras[0].firstChild), with selected range on paras[0] from 0 to 1 | PASS | PASS | PASS | PASS | PASS | — |