coverage 80%->84%

coverage 83%->89%

coverage 67%->78%

some problems with not getting the status we expect
coverage 23%->57%

coverage 34%->59%

coverage 86%->88%

coverage 76%->89%

coverage 86%->94%

coverage 35%->89%

test coverage 55%->100%

test coverage for delegation.py 70% -> 75%

    coverage for this file increased 76% -> 87%

coverage increased 76% -> 87%

If so it happens that the same storage appears more than once
in the possible source list, in fact, the last one was being
picked rather than the first.