tree cc3e0f359813d5f75779b19ad601d31b9db5e926
parent 7e396f514d7a5aa6d1b252bd29b2a8643b71d975
author fayang <fayang@google.com> 1591296817 -0700
committer Copybara-Service <copybara-worker@google.com> 1591296849 -0700

Add WaitForHandshakeConfirmed. In those tests with large packet loss, wait for handshake confirmed before upping the loss rate. Also disable T050 for those tests, as there is T050 does not have HANDSHAKE_DONE frame.

PiperOrigin-RevId: 314773977
Change-Id: Iee43903a0fcff70e0443ffe82c0781aa8cccb2d8