Re: [whatwg/fetch] Lowercasing of scheme in URL in conflict with WPT test for CORS check (Issue #1895) from Anne van Kesteren on 2025-12-10 (public-webapps-github@w3.org from December 2025)

From: Anne van Kesteren <notifications@github.com>
Date: Tue, 09 Dec 2025 21:25:08 -0800
To: whatwg/fetch <fetch@noreply.github.com>
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annevk left a comment (whatwg/fetch#1895)

I looked at `shouldFail("<PROTOCOL>//<host>") ` and isn’t the resulting origin passed to the server which then echoes that? CORS performs a string comparison so it seems correct that the client lowercasing results in failure.

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Received on Wednesday, 10 December 2025 05:25:12 UTC