X-Git-Url: http://git.lukelau.me/?p=scheme.git;a=blobdiff_plain;f=tests.scm;h=4ff6d760315700a6b862b1ce0818dafb78956640;hp=39ca24011c249c1ff0c239bd293b20a1b761888a;hb=91145e54f41ee88f1e279a80430b3f5ed4e7a8c6;hpb=b936564e4a05bd4a23ec202a1c4919097ace7ca8

diff --git a/tests.scm b/tests.scm
index 39ca240..4ff6d76 100644
--- a/tests.scm
+++ b/tests.scm
@@ -1,3 +1,4 @@
+(load "codegen.scm")
 (load "typecheck.scm")
 
 (define (test actual expected)
@@ -6,5 +7,55 @@
 	   (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)
+  (display prog)
+  (newline)
+  (compile-to-binary prog "/tmp/test-prog" 'darwin)
+  (test (system "/tmp/test-prog") exit-code))
+
+(define (test-prog-stdout prog output)
+  (display prog)
+  (newline)
+  (compile-to-binary prog "/tmp/test-prog" 'darwin)
+  (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 '(* 10 5) 50)
+
+(test-prog '(let ((x (+ 1 32))
+		  (y x))
+	      ((lambda (z) (+ 2 z)) (* y x)))
+	   67) ; exit code modulos at 256
+(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!")
+
+(test-prog '((lambda (x y) (+ x y)) 1 2) 3)
+(test-prog '((lambda (x) (+ ((lambda (y) (+ y 1)) 3) x)) 2) 6)
+
+					; passing closures about
+(test-prog '((lambda (z) ((lambda (x) (x 1)) (lambda (y) (+ z y)))) 2) 3)
+
+					; passing builtins about
+(test-prog '((lambda (x) ((lambda (a b) (a b 3)) + x)) 3) 6)
+(test-prog '(bool->int ((lambda (x) (x #f)) !)) 1)
+(test-prog '((lambda (f) (f #t)) bool->int) 1)
+(test-prog-stdout '(let () ((lambda (f) (f "foo")) print) 0) "foo")
+(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)