// Ensure collection was flushed by Sync
var latest Collection
err = s.client.RequestAndDecode(&latest, "GET", "arvados/v1/collections/"+oob.UUID, nil, nil)
+ c.Check(err, check.IsNil)
c.Check(latest.ManifestText, check.Matches, `.*:test.txt.*\n`)
// Delete test.txt behind s.fs's back by updating the