md-radios share same single selection group, ignoring associated forms.

[md5login]

What is affected?

Component

Description

Opposed to native radio behavior, <md-radio>s with same name within different forms share the same single selection group. If associated, form should have higher priority over root node (document) for querying radios of same name.

Reproduction

In the next stackblitz you can see the difference in behavior. (queueMicrotask was replaced with setTimeout following this issue

Workaround

None

Is this a regression?

No or unsure. This never worked, or I haven't tried before.

Affected versions

1.1.1

Browser/OS/Node environment

Browser: Chrome/121.0.0.0 Safari/537.36 Edg/121.0.0.0
OS: Windows NT 10.0; Win64; x64