Issues

• Webidl safe promise resolve

  custom-elementsweb-animationswebidlwg-csswg-webplatform
  Unread
  web-platform-tests/wpt#64001·mgaudet opened Oct 21, 2026 · Updated Oct 21, 2026
  

• Add tentative tests for callbacks from realms that aren't fully active

  infrawebidl
  Unread
  web-platform-tests/wpt#63315·zcorpan opened Oct 6, 2026 · Updated Oct 14, 2026
  1

• Test implicit this on a navigated-away global object

  webidl
  Unread
  web-platform-tests/wpt#63203·zcorpan opened Oct 2, 2026 · Updated Oct 2, 2026
  3

  

• Wasm: test resizable/shared buffer handling in validate() and compile()

  status:needs-spec-decisionwasmwebidl
  Unread
  web-platform-tests/wpt#62301·MattiasBuelens opened Aug 30, 2026 · Updated Sep 1, 2026
  2

• Add support for [AllowResizable] inputs in TextDeEncoder

  encodingwebidl
  Unread
  web-platform-tests/wpt#58636·daxpedda opened Mar 20, 2026 · Updated Aug 7, 2026·Draft
  3

  

• Add DOMException cause

  webidl
  Unread
  web-platform-tests/wpt#40881·legendecas opened Jul 5, 2023 · Updated Jul 5, 2023
  

• Test new WebIDL mixin syntax

  webidl
  web-platform-tests/wpt#8053 · Filter by author tobie opened on Nov 3, 2017
  8

• Test the property descriptor of @@unscopables

  idlharness.jswebidl
  web-platform-tests/wpt#6914 · Filter by author tobie opened on Aug 16, 2017
  1

• Test that legacy platform object's [[DefineOwnProperty]] handles Symbols properly

  webidl
  web-platform-tests/wpt#6912 · Filter by author tobie opened on Aug 16, 2017
  2

  

• Remove /resources/WebIDLParser.js indirection to resources/webidl2/lib/webidl2.js ?

  idlharness.jsinfrapriority:backlogwebidl
  web-platform-tests/wpt#5608 · Filter by author inexorabletash opened on Apr 19, 2017
  16

• Test that IDL methods are "built-in functions"

  type:missing-coveragewebidl
  web-platform-tests/wpt#3585 · Filter by author domenic opened on Aug 25, 2016

• Fix test for getContext('2d', false)

  2dcontexthtmlwebidl
  web-platform-tests/wpt#2540 · Filter by author zcorpan opened on Feb 1, 2016

• Automated testing of [SameObject] IDL attribute?

  idlharness.jsinfrapriority:backlogwebidl
  web-platform-tests/wpt#2462 · Filter by author frewsxcv opened on Jan 10, 2016
  3

• Checking generic attributes

  webidl
  web-platform-tests/wpt#2210 · Filter by author martinthomson opened on Sep 28, 2015

• Calling functions with illegal arguments when there is a promise-bearing overload

  webidl
  web-platform-tests/wpt#2209 · Filter by author martinthomson opened on Sep 28, 2015
  1

• WebIDL tests assert error messages are "", if they are defined on the prototype

  webidl
  web-platform-tests/wpt#2000 · Filter by author dominiccooney opened on Jul 14, 2015
  1

• WebIDL tests

  stale:awaiting-submitter-responsewebidl
  Unread
  web-platform-tests/wpt#271·heycam opened Aug 11, 2013 · Updated Dec 15, 2022
  138