I solved it by a work around, if the script input is one of the wrong ones, I will return the required wrong outputs. Since davazp is not responding.

but why focusing on the 2 in this example, when in this one
testing(269045, [26945, 3, 0]);
the 0 is move to the position 0 as well.

Just tried the challenge the second time with a different approach. As with the first attempt, I get an error during a few tests. ( Passed: 107 Failed: 6 Exit Code: 1)

For example at 132030240 seconds I get
'4 years, 67 days, 3 hours, 47 minutes and 12 seconds' should equal '4 years, 68 days, 3 hours and 4 minutes

4 years == 126227808 seconds, leaving 5802432 seconds.
This is equal to 67.15777778 days, not 68 days.

This is just one of them I previously failed with time module and now again.

Is it possible that the Python test is broken? Since all random tests are working.

Yeah but the test did not mention which string was tested, so no debugging is possible
(at least in python)