← back to v133 · fix-mouse-focus-for-slotted-elements-in-shadow-dom
conformance · v133
v133 · fix-mouse-focus-for-slotted-elements-in-shadow-dom — conformance probe
5 assertions drawn from the spec. Each is a single contract the spec text makes. Pass/fail reflects what this browser executed; blocked means the contract was not run because it needs user mediation, hardware, or another unavailable precondition. Open the page in Chrome stable / canary / Firefox / Safari to compare.
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pass
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fail
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blocked
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| id | contract | kind | verdict | detail |
|---|---|---|---|---|
attachshadow-supported |
Element.prototype.attachShadow exists; shadow DOM is the substrate for the slotting fix. | typeof | … | |
slot-element-supported |
HTMLSlotElement is exposed and hosts the slotting machinery. | exists | … | |
slotted-element-receives-programmatic-focus |
A focusable element distributed into a slot can receive programmatic focus (the focus delegates to the shadow host). spec ↗ | script | … | |
shadowroot-activeelement-reflects-focused |
ShadowRoot.activeElement reports the focused element inside the shadow tree. | script | … | |
click-event-on-slotted-still-fires |
A synthetic click on a slotted element still fires the click event (regression-check for the focus-fix's side-effects). | script | … |