[JUJU-4076] Rename wait_for_units
and make semantics clearer
#890
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Description
This is to clear a bit the semantics of
wait_for_units
parameter inmodel.wait_for_idle
, which is to wait for a certain amount of units across all the given applications and return when those are available, regardless of the state of the other units (they can be in an error state or whatever just don't care and return)Fixes #886
QA Steps
We got a couple of tests specific to
wait_for_idle
andwait_for_units
, so all of them should pass, some important ones are the following: