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| author | Oscar Najera <hi@oscarnajera.com> | 2023-01-11 01:37:18 +0100 |
|---|---|---|
| committer | Oscar Najera <hi@oscarnajera.com> | 2023-01-11 01:37:18 +0100 |
| commit | bf1e61288bc8d5723251187f14ada5a7c39a9006 (patch) | |
| tree | 9410029ab35d098bac30aa5194a87ae9a12b1eff /AoC2022/18 | |
| parent | c9b54ba38fde531dd16a6ce72e587a8165edda53 (diff) | |
| download | scratch-bf1e61288bc8d5723251187f14ada5a7c39a9006.tar.gz scratch-bf1e61288bc8d5723251187f14ada5a7c39a9006.tar.bz2 scratch-bf1e61288bc8d5723251187f14ada5a7c39a9006.zip | |
property based distance test
Diffstat (limited to 'AoC2022/18')
| -rw-r--r-- | AoC2022/18/solver.lisp | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/AoC2022/18/solver.lisp b/AoC2022/18/solver.lisp index 00df016..778843d 100644 --- a/AoC2022/18/solver.lisp +++ b/AoC2022/18/solver.lisp @@ -5,6 +5,16 @@ (mapcar (lambda (e1 e2) (abs (- e1 e2))) a b))) +(fiveam:test distance + (fiveam:for-all* ((n (fiveam:gen-integer :min 1 :max 10)) + (a (fiveam:gen-list :length (lambda () n))) + (b (fiveam:gen-list :length (lambda () n)) (not (equal a b))) + (c (fiveam:gen-list :length (lambda () n)))) + (fiveam:is (zerop (distance-1 a a))) + (fiveam:is (plusp (distance-1 a b))) + (fiveam:is (= (distance-1 a b) (distance-1 b a))) + (fiveam:is (<= (distance-1 a b) (+ (distance-1 a c) (distance-1 c b)))))) + (defun surface (cubes) (loop for a in cubes sum (- 6 (loop for b in cubes |