Tests for StreamIntervals in OutstandingPacketMetadata::StreamDetails
Tests for StreamIntervals in OutstandingPacketMetadata::StreamDetails

Summary: Tests for functionality added in D31887096 (https://github.com/facebookincubator/mvfst/commit/ff8eee7c59980c2cc71623ff7527649d21d2e159)

Reviewed By: mjoras

Differential Revision: D31916966

fbshipit-source-id: 8be021f62898c0d4e643df9452cbe71ebb9f05a9

facebookincubator/mvfst,facebookincubator/mvfst,facebookincubator/mvfst,facebookincubator/mvfst,facebookincubator/mvfst