X-Git-Url: https://git.lukelau.me/?a=blobdiff_plain;f=tests.scm;h=cd0d98be49e20a11140b0e533281793ed4e9643c;hb=469d66c04e8458d7e4e8441ffe649e4ced85575d;hp=a198dd4ac5a00e4cd71e9a88f8ae32eefbca994c;hpb=2fb532c612fb077a99938b54d59a9520b71772b0;p=scheme.git

diff --git a/tests.scm b/tests.scm
index a198dd4..cd0d98b 100644
--- a/tests.scm
+++ b/tests.scm
@@ -50,7 +50,26 @@
 		    bar))
 	    '(abs a a))
 
+(test-types (typecheck '(let ([foo 3]
+			      [bar (+ foo baz)]
+			      [baz (- bar 1)])
+			  bar))
+	    'int)
+
+(test-types (typecheck '(let ([foo 3]
+			      [bar (baz foo)]
+			      [baz (lambda (x) x)])
+			  baz))
+	    '(abs a a))
+
+(test-types (typecheck '(let ([foo 3]
+			      [bar (baz foo)]
+			      [baz (lambda (x) x)])
+			  bar))
+	    'int)
+
 (test-prog '(+ 1 2) 3)
+(test-prog '(bool->int (= 2 0)) 0)
 (test-prog '((lambda (x) ((lambda (y) (+ x y)) 42)) 100) 142)
 
 (test-prog '(* 10 5) 50)
@@ -84,3 +103,33 @@
 			     (f f (- n 1) (+ x 1)))))]
 	      (inc inc 3 2))
 	   5)
+
+(test-prog '(let ([go (lambda (n m x)
+			(if (= n 0)
+			     x
+			     (go (- n 1) m (* x m))))]
+		  [pow (lambda (p y) (go p y 1))])
+		     
+	      (pow 3 2))
+	   8)
+
+(test-prog '(let ([pow (lambda (p y)
+			 (let ([go (lambda (n x)
+				     (if (= n 0)
+					 x
+					 (go (- n 1) (* x y))))])
+			   (go p 1)))])
+	      (pow 4 2))
+	   16)
+
+(test-prog-stdout '(let ([f (lambda (n)
+			      (if (= n 0)
+				  0
+				  (let ()
+				    (print "a")
+				    (g (- n 1)))))]
+			 [g (lambda (m)
+			      (let ()
+				(print "b")
+				 (f (- m 1))))])
+			 (f 10)) "ababababab")