+[](https://travis-ci.org/rocky/[emacs-test-simple])
+
*test-simple.el* is :
* Simple -- no need for context macros, enclosing specifications, or required test tags. But if you want, you still can add custom assert failure messages or add notes before a group of tests.
(defun gcd(a b)
"Greatest Common Divisor of A and B"
;; Make a < b
- (if (> a b)
+ (if (> a b)
(let ((c a))
(setq a b)
(setq b c)))
- (cond
+ (cond
((< a 0) nil)
((or (= 0 (- b a)) (= a 1)) a)
(t (gcd (- b a) a))
)
)
-
+
In file `test-gcd.el` in the same directory:
(require 'test-simple)
(test-simple-start) ;; Zero counters and start the stop watch.
-
+
;; Use (load-file) below because we want to always to read the source.
;; Also, we don't want no stinking compiled source.
- (assert-t (load-file "./gcd.el")
+ (assert-t (load-file "./gcd.el")
"Can't load gcd.el - are you in the right directory?" )
-
+
(note "degenerate cases")
-
+
(assert-nil (gcd 5 -1) "using positive numbers")
(assert-nil (gcd -4 1) "using positive numbers, switched order")
- (assert-raises error (gcd "a" 32)
+ (assert-raises error (gcd "a" 32)
"Passing a string value should raise an error")
-
+
(note "GCD computations")
(assert-equal 1 (gcd 3 5) "gcd(3,5)")
(assert-equal 8 (gcd 8 32) "gcd(8,32)")
-
+
(end-tests) ;; Stop the clock and print a summary
Edit (with Emacs of course) `test-gcd.el` and run `M-x eval-current-buffer`