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6bfa727bee
5644850607 added support for List+Watch to a fake client-go instance.
However, that support was not quite working yet as seen when analyzing a test
flake:
- List returned early when there were no objects, without adding the
ResourceVersion. The ResourceVersion should have been "0" instead.
- When encountering "" as ResourceVersion, Watch didn't deliver
any objects. That was meant to preserve compatibility with clients
which don't expect objects from a Watch, but the right semantic of
"" is "Start at most recent", which includes delivering existing
objects.
Tests which meddle with the List implementation via a reactor (like
clustertrustbundlepublisher) have to be aware that Watch now may
return objects when given an empty ResourceVersion.