go test -bench=. -benchtime=10s
Output compares hashing of password length of 1024 characters versus 25 characters.
BenchmarkAHash1024-8 316 37207613 ns/op 67116783 B/op 33 allocs/op
BenchmarkAHash25-8 315 39111558 ns/op 67115769 B/op 33 allocs/op