Showcase tests hang indefinitely #491

nox > Running session showcase
 
nox > Creating virtual environment (virtualenv) using python3.8 in .nox/showcase
 
nox > pip install -e .
 
nox > curl https://github.com/googleapis/gapic-showcase/releases/download/v0.11.0/gapic-showcase-0.11.0.desc -L --output /tmp/tmp3ij41z1a/showcase.desc
 
nox > protoc --experimental_allow_proto3_optional --descriptor_set_in=/tmp/tmp3ij41z1a/showcase.desc --python_gapic_out=/tmp/tmp3ij41z1a google/showcase/v1beta1/echo.proto google/showcase/v1beta1/identity.proto google/showcase/v1beta1/messaging.proto
 
nox > pip install /tmp/tmp3ij41z1a
 
nox > pip install mock pytest pytest-asyncio
 
nox > py.test --quiet tests/system
 
......... 
 
Too long with no output (exceeded 10m0s): context deadline exceeded 

2020/06/29 20:38:42 Server Stream for Method: /google.showcase.v1beta1.Echo/Expand
2020/06/29 20:38:42     Sending Message:  content:"snails."
2020/06/29 20:38:42