(define (test-prog prog exit-code)
(display prog)
(newline)
- (compile-to-binary prog "/tmp/test-prog" 'darwin)
+ (compile-to-binary prog "/tmp/test-prog" host-os)
(test (system "/tmp/test-prog") exit-code))
(define (test-prog-stdout prog output)
(display prog)
(newline)
- (compile-to-binary prog "/tmp/test-prog" 'darwin)
+ (compile-to-binary prog "/tmp/test-prog" host-os)
(system "/tmp/test-prog > /tmp/test-output.txt")
(let ((str (read-file "/tmp/test-output.txt")))
(test str output)))
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)
(test-prog '((lambda (f) (f 3 3)) (lambda (x y) (bool->int (= x y)))) 1)
(test-prog '(bool->int ((lambda (f) (! (f 2 3))) =)) 1)
- ; recursion (hangs at typechecking)
-(test-prog '(let [(fac (lambda (f n x) (if (= n 0) x (f f (- n 1) (* x x)))))]
- (fac fac 3 2))
- 8)
+ ; recursion
+(test-prog '(let [(inc (lambda (f n x)
+ (if (= n 0)
+ x
+ (f f (- n 1) (+ x 1)))))]
+ (inc inc 3 2))
+ 5)