Bug 1735858 [wpt PR 31247] - App history: make it mostly nonfunctional for opaque...

[gecko.git] / testing / web-platform / tests / webmessaging / README.md

These are the cross-document messaging (`postMessage()`) tests for the
[cross-document messaging chapter of the HTML Standard](https://html.spec.whatwg.org/multipage/comms.html#web-messaging).