Improve testing output

test.scm

@@ -2,59 +2,88 @@
 	     (rnrs base)
 	     (srfi srfi-1))
 
+;; TODO eventually these will be cool prompt thingies
+
+(define (assert-equal a b)
+  (display "... ")
+  (if (equal? a b)
+      (display "OK")
+      (begin
+	(display "expected ")
+	(display b)
+	(display " but instead got ")
+	(display a))))
+
+(define (assert-unspecified a)
+  (display "... ")
+  (if (unspecified? a)
+      (display "OK")
+      (begin
+	(display "expected unspecifed but instead got ")
+	(display a))))
+
 (define-syntax-rule (define-unit-test (test-name body ...))
-  (let () body ...))
+  (let ()
+    (display "<  ")
+    (display (symbol->string 'test-name))
+    body ...
+    (newline)))
 
 (define-syntax-rule (define-test module-name tests ...)
-  (begin (define-unit-test tests) ...))
+  (begin
+    (display "> ")
+    (display (symbol->string 'module-name))
+    (newline)
+    (define-unit-test tests) ...))
 
 (define-test ~>
   (unwrapped
    (define value (~> 1 1+ 1+))
-   (assert (= value 3)))
+   (assert-equal value 3))
   (wrapped
    (define value (~> 1 (/ 2) (/ 2)))
-   (assert (= value 1/4))))
+   (assert-equal value 1/4)))
 
 (define-test ~>>
   (unwrapped
    (define value (~>> 1 1+ 1+))
-   (assert (= value 3)))
+   (assert-equal value 3))
   (wrapped
    (define value (~>> 1 (/ 2) (/ 2)))
-   (assert (= value 1))))
+   (assert-equal value 1)))
 
 (define-test if-not
-  (assert (eq? (if-not #f 'a 'b) 'a)))
+  (test
+   (assert-equal (if-not #f 'a 'b) 'a)))
 
 (define-test when-not
   (positive-case
-   (assert (eq? (when-not #f 'do-some-stuff 'return) 'return)))
+   (assert-equal (when-not #f 'do-some-stuff 'return) 'return))
   (negative-case
-   (assert (unspecified? (when-not #t 'do-some-stuff 'return)))))
+   (assert-unspecified (when-not #t 'do-some-stuff 'return))))
 
 (define-test for
   (permutation
    (define value (for ([i (iota 2)]
 		       [j (iota 2)])
 		      (cons i j)))
-   (assert (equal? value '((0 . 0) (0 . 1) (1 . 0) (1 . 1))))))
+   (assert-equal value '((0 . 0) (0 . 1) (1 . 0) (1 . 1)))))
 
 (define-test if-let
   (positive-case
-   (assert (= (if-let ([v (or #f 1)]) (+ v 1)) 2)))
+   (assert-equal (if-let ([v (or #f 1)]) (+ v 1)) 2))
   (negative-case
-   (assert (not (if-let ([v (and #f 1)]) (+ v 1))))))
+   (assert-equal (if-let ([v (and #f 1)]) (+ v 1)) #f)))
 
 (define-test partial
   (test
    (define value (partial / 2))
-   (assert (= (value 4) 1/2))
+   (assert-equal (value 4) 1/2)
-   (assert (= (value 1) 2))))
+   (assert-equal (value 1) 2)))
 
 (define-test argmin
   (test
-   (assert (equal? (argmin cdr < '(a . 5) '(b . 2) '(c . 3)) '(b . 2)))))
+   (assert-equal (argmin cdr < '(a . 5) '(b . 2) '(c . 3)) '(b . 2))))
 
 (define-test make-generator
   (test
@@ -63,7 +92,7 @@
 		       (let loop ([i 1])
 			 (yield i)
 			 (loop (1+ i))))))
-   (assert (= (number-generator) 1))
+   (assert-equal (number-generator) 1)
-   (assert (= (number-generator) 2))
+   (assert-equal (number-generator) 2)
-   (assert (= (number-generator) 3))
+   (assert-equal (number-generator) 3)
-   (assert (= (number-generator) 4))))
+   (assert-equal (number-generator) 4)))