1 files changed, 14 insertions, 0 deletions
diff --git a/tests/012/cadr.tl b/tests/012/cadr.tl
new file mode 100644
index 00000000..509590f7
--- /dev/null
+++ b/tests/012/cadr.tl
@@ -0,0 +1,14 @@
+(load "../common")
+
+(mtest
+  (cxr 1 42) 42
+  (cxr #b11 '(a . b)) a
+  (cxr #b10 '(a . b)) b
+  (cxr #b11000 '(1 2 3 4 5)) 4
+  (cyr #b100001 '(1 2 3 4 5)) 5
+  (cyr #b1111 '(((a)))) a
+  (cyr #b111 '(a)) :error)
+
+(let ((r (range* 0 100)))
+  (vtest (mapcar (op cyr (succ (expt 2 (succ @1))) r) 0..100) r)
+  (vtest (mapcar (op cxr (* 3 (expt 2 @1)) r) 0..100) r))