Stabilize session unit tests
Description
Chaotic session tests should handle no hosts available
Host listener session test fails to detect START_NODE after node is removed and added
Environment
Easier to reproduce on Windows (e.g. AppVeyor)
Pull Requests
None
Assignee
Reporter
Labels
PM Priority
None
External issue ID
None
Doc Impact
None
Reviewer
Pull Request
None
Size
None
Affects versions
Priority
