(use-modules (srfi srfi-64)
             (bubble-sort))

(test-begin "harness")


(test-equal "empty"
  '()
  (bubble-sort '()))

(test-equal "in-order"
  '(0 1)
  (bubble-sort '(0 1)))

(test-equal "in-order-large"
  '(0 1 2 5 6 9 19 101)
  (bubble-sort '(0 1 2 5 6 9 19 101)))

(test-equal "single-swap"
  '(0 1)
  (bubble-sort '(1 0)))

(test-equal "double-swap"
  '(0 1 5 6)
  (bubble-sort '(1 0 6 5)))

(test-equal "total-reversal"
  '(0 1 2 3 4 5 6 7 8 9)
  (bubble-sort '(9 8 7 6 5 4 3 2 1 0)))

(test-equal "random-scramble"
  '(-9 -2 0 11 45)
  (bubble-sort '(-2 45 0 11 -9)))


(test-end "harness")