Tests

add spent/earning counters (#1391) #1501

Job	Run time
GEMs caching	59s
Rubocop and bundle audit	1m 3s
Brakeman	42s
Check the consistency of the database constraints with the application validations	1m 47s
PqQ processors tests	1m 3s
Rspec tests (6, 0)	8m 19s
Rspec tests (6, 1)	13m 41s
Rspec tests (6, 2)	7m 17s
Rspec tests (6, 3)	8m 10s
Rspec tests (6, 4)	11m 49s
Rspec tests (6, 5)	14m 54s
Coverage	52s
	1h 10m 36s

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