Reproduction example

https://codesandbox.io/s/repro-userevent-setrangetext-v14-efm7wv

Prerequisites

Type 12,34 in the input field.

Expected behavior

A comma (,) gets automatically replaced with the dot (.) both in the browser and tests.
i.e. the final input value is expected to be 12.34.

Actual behavior

final value in the browser: 12.34
final value in the tests: 1234

User-event version

14.2.1

Environment

No response

Additional context

This was working in v13: https://codesandbox.io/s/repro-userevent-setrangetext-v13-0wl91f?file=/src/App.test.js