{empty-zero (lists/partition 0 [])
 extra (lists/partition 2 1 [] [])
 fractional-size (lists/partition 1.5 [a])
 fractional-step (lists/partition 2 1.5 [a])
 list (lists/partition 2 abc)
 missing (lists/partition)
 negative-size (lists/partition -1 [a])
 negative-step (lists/partition 2 -1 [a])
 transducer (lists/partition 2)
 zero-size (lists/partition 0 [a])
 zero-step (lists/partition 2 0 [a])}