Philipp Hancke 5561599656 sdp: add test coverage for handling of session-level extmap attributes
verifying these are transferred to the individual m-lines.
Also verify that mixed usage both at session level as well as
media level is not allowed as described in
  https://www.rfc-editor.org/rfc/rfc5285#section-6

BUG=None

Change-Id: Iade387817c9f31362d0a26c5f13a3012c72b51b0
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/294360
Reviewed-by: Florent Castelli <orphis@webrtc.org>
Commit-Queue: Philipp Hancke <phancke@microsoft.com>
Reviewed-by: Harald Alvestrand <hta@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#39363}
2023-02-22 06:28:51 +00:00
..
2022-01-18 13:46:37 +00:00