+(load "codegen.scm")
(load "typecheck.scm")
(define (test actual expected)
(format "test failed:\nexpected: ~a\nactual: ~a"
expected actual))))
+(define (read-file file)
+ (call-with-input-file file
+ (lambda (p)
+ (let loop ((next (read-char p))
+ (result ""))
+ (if (eof-object? next)
+ result
+ (loop (read-char p) (string-append result (string next))))))))
+
+(define (test-prog prog exit-code)
+ (compile-to-binary prog "/tmp/test-prog")
+ (system "/tmp/test-prog"))
+
+(define (test-prog-stdout prog output)
+ (compile-to-binary prog "/tmp/test-prog")
+ (system "/tmp/test-prog > /tmp/test-output.txt")
+ (let ((str (read-file "/tmp/test-output.txt")))
+ (test str output)))
+
(test (typecheck '(lambda (x) (+ ((lambda (y) (x y 3)) 5) 2)))
'(abs (abs int (abs int int)) int))
+
+(test-prog '(+ 1 2) 3)
+(test-prog '((lambda (x) ((lambda (y) (+ x y)) 42)) 100) 142)
+(test-prog '(let ((x (+ 1 32))
+ (y x))
+ ((lambda (z) (+ 1 z)) (* y x)))
+ 1090)
+(test-prog '(if ((lambda (x) (= x 2)) 1) 0 (- 32 1)) 31)
+(test-prog-stdout '(if (= 3 2) 1 (let () (print "hello world!") 0)) "hello world!")
+