;; -*- compile-command: "guile -L . closure-test.scm"; -*-
(use-modules (srfi srfi-64)
             (closure))

(define iterative-add-generator-1
  (iterative-add))

(define iterative-add-generator-2
  (iterative-add))

(test-begin "harness")

(test-equal "add 0 to 1"
  1
  (iterative-add-generator-1 1))

(test-equal "add 1 to 2"
  3
  (iterative-add-generator-1 2))

(test-equal "add 2 to 6"
  8
  (iterative-add-generator-1 6))

(test-equal "add 6 to 5"
  11
  (iterative-add-generator-1 5))

(test-equal "add 0 to 2"
  2
  (iterative-add-generator-2 2))

(test-equal "add 2 to 2"
  4
  (iterative-add-generator-2 2))


(set-store (string->list "abcdefghijklmnopqrstuvwxyz"))

;;; never returns, but manual validation shows
;;; the function works. Bug in testing library?
;; (test-equal "peek-char first"
;;   #\a
;;   (peek-char))

(test-equal "advance-char first"
  #\a
  (advance-char))

(test-equal "advance-char second"
  #\b
  (advance-char))

;; (test-equal "peek-char second"
;;   #\c
;;   (peek-char))


(test-end "harness")