Revert "test without mocking s3"
Revert "test without mocking s3"

This reverts commit f59583929bb73f595c4a9de0c623e1176df4f0fc.

mapbox/node-pre-gyp,mapbox/node-pre-gyp,mapbox/node-pre-gyp,mapbox/node-pre-gyp,mapbox/node-pre-gyp