/trunk/Examples/test-suite/guile/testsuite.scm

 1;; Little helper functions and macros for the run tests
 2
 3(use-modules (ice-9 format))
 4
 5(define (test-error error-format . args)
 6  (display "Runtime check failed. ")
 7  (apply format #t error-format args)
 8  (newline)
 9  (exit 1))
10
11(define-macro (expect-true form)
12  `(if (not ,form)
13       (test-error "Expected true value of ~A" ',form)))
14
15(define-macro (expect-false form)
16  `(if ,form
17       (test-error "Expected false value of ~A" ',form)))
18
19(define-macro (expect-result expected-result-form equal? form)
20  `(let ((expected-result ,expected-result-form)
21	 (result ,form))
22     (if (not (,equal? result expected-result))
23	 (test-error "The result of ~A was ~A, expected ~A, which is not ~A"
24		     ',form result expected-result ',equal?))))
25
26(define-macro (expect-throw tag-form form)
27  `(let ((tag ,tag-form))
28     (if (catch #t
29		(lambda ()
30		  ,form
31		  #t)
32		(lambda (key . args)
33		  (if (eq? key ,tag-form)
34		      #f
35		      (test-error "The form ~A threw to ~A (expected a throw to ~A)"
36				  ',form key tag))))
37	 (test-error "The form ~A returned normally (expected a throw to ~A)"))))