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-rw-r--r--tests/model.lisp10
1 files changed, 10 insertions, 0 deletions
diff --git a/tests/model.lisp b/tests/model.lisp
index 316e920..359c6ee 100644
--- a/tests/model.lisp
+++ b/tests/model.lisp
@@ -59,6 +59,16 @@
(true (every #'(lambda (x) (<= 0 x)) res))
(is equal (length res) (length (remove-duplicates res)))))
+(define-test (model-test "int->rank and rank->int are complete inverses")
+ :depends-on (rank->int int->rank)
+ (let ((int-range (range 0 13))
+ (rank-range (->> (list :ace :jack :queen :king)
+ (append (range 2 11)))))
+ (is equal rank-range
+ (mapcar ($>> rank->int int->rank) rank-range))
+ (is equal int-range
+ (mapcar ($>> int->rank rank->int) int-range))))
+
(define-test (model-test int->suit)
:depends-on ((cantedraw/tests/macros ->>)
(cantedraw/tests/functions rev-map))