+;;; 8sync --- Asynchronous programming for Guile
+;;; Copyright (C) 2016 Christopher Allan Webber <cwebber@dustycloud.org>
+;;;
+;;; This file is part of 8sync.
+;;;
+;;; 8sync is free software: you can redistribute it and/or modify it
+;;; under the terms of the GNU Lesser General Public License as
+;;; published by the Free Software Foundation, either version 3 of the
+;;; License, or (at your option) any later version.
+;;;
+;;; 8sync is distributed in the hope that it will be useful,
+;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+;;; GNU Lesser General Public License for more details.
+;;;
+;;; You should have received a copy of the GNU Lesser General Public
+;;; License along with 8sync. If not, see <http://www.gnu.org/licenses/>.
+
(define-module (tests test-actors)
#:use-module (srfi srfi-64)
#:use-module (8sync systems actors)
+ #:use-module (8sync agenda)
+ #:use-module (oop goops)
#:use-module (tests utils))
(test-begin "test-actors")
+;;; Test writing things to here
+(define %record-out (make-parameter (open-output-string)))
+(define (~display str)
+ (display str (%record-out)))
+(define-syntax-rule (~format args ...)
+ (format (%record-out) args ...))
+
+;;; Some test dummy values
+;;; ======================
+
+(define %fake-hive-id "the-main-hive")
+;; Some fake ids for actors
+(define %fake-emo-id (make-address "emo" %fake-hive-id))
+(define %fake-proog-id (make-address "proog" %fake-hive-id))
+(define %fake-hive-actor-id (make-address "hive" %fake-hive-id))
+
+(define test-message
+ (make-message ((simple-message-id-generator))
+ %fake-emo-id
+ %fake-hive-actor-id ; Bootstrap messages come from the hive
+ 'greet-proog `(#:target ,%fake-proog-id)))
+
;;; Actor utilities
;;; ===============
;;; Message tests
;;; =============
-(let ((monkey-message
- (make-message 'id 'to 'from 'action
- '((monkey . banana)))))
- ;; A key we have
- (test-equal (message-ref monkey-message 'monkey)
- 'banana)
+;; Make sure our test message serializes and deserializes okay
+
+(let ((reread-message
+ (read-message-from-string
+ (with-output-to-string
+ (lambda () (write-message test-message))))))
+ (test-assert (message? reread-message))
+ ;; Make sure that all the properties are the same from
+ ;; the original message to the re-read message
+ (for-each
+ (lambda (getter)
+ (test-equal (getter test-message) (getter reread-message)))
+ (list message-id message-to message-from message-action message-body
+ message-in-reply-to message-wants-reply
+ (@@ (8sync systems actors) message-replied))))
+
+
+;;; Test reply / autoreply
+;;; ======================
+
+(define-simple-actor <antsy-caller>
+ (pester-rep (wrap-apply antsy-caller-pester-rep)))
+
+(define* (antsy-caller-pester-rep actor message #:key who-to-call)
+ (~display "customer> I'm calling customer service about this!\n")
+ (msg-receive (first-reply #:key msg)
+ (<-wait actor who-to-call 'field-call)
+ (if (message-auto-reply? first-reply)
+ (~display "customer> Whaaaaat? I can't believe I got voice mail!\n")
+ (begin
+ (~format "*customer hears*: ~a\n" msg)
+ (msg-receive (second-reply #:key *auto-reply*)
+ (<-reply-wait actor first-reply
+ #:msg "Yes, it didn't work, I'm VERY ANGRY!")
+ (if (message-auto-reply? second-reply)
+ (~display "customer> Well then! Harumph.\n")
+ (error "Not an autoreply? What's going on here...")))))))
+
+(define-simple-actor <diligent-rep>
+ (field-call (wrap-apply rep-field-call)))
- ;; A key we don't have
- (let ((caught-error #f))
- (catch 'message-missing-key
- (lambda ()
- (message-ref monkey-message 'coo-coo))
- (lambda (. args)
- (set! caught-error #t)))
- (test-assert caught-error))
+(define (rep-field-call actor message)
+ (~display "good-rep> Hm, another call from a customer...\n")
+ (msg-receive (reply #:key msg)
+ (<-reply-wait
+ actor message
+ #:msg "Have you tried turning it off and on?")
+ (~format "*rep hears*: ~a\n" msg)
+ (~display "good-rep> I'm sorry, that's all I can do for you.\n")))
- ;; A key we don't have, with a default set
- (test-equal (message-ref monkey-message 'coo-coo 'danger-danger)
- 'danger-danger))
+(define-simple-actor <lazy-rep>
+ (field-call
+ (lambda (actor message)
+ (~display "lazy-rep> I'm not answering that.\n"))))
+(let* ((hive (make-hive))
+ (customer (hive-create-actor* hive <antsy-caller> "antsy-caller"))
+ (diligent-rep (hive-create-actor* hive <diligent-rep> "diligent-rep"))
+ (lazy-rep (hive-create-actor* hive <lazy-rep> "lazy-rep")))
+ ;; * Playing a tape of a diligent service rep *
+ (parameterize ((%record-out (open-output-string)))
+ (let* ((result (ez-run-hive
+ hive
+ (list (bootstrap-message hive customer 'pester-rep
+ #:who-to-call diligent-rep))))
+ (displayed-text (get-output-string (%record-out))))
+ (test-equal "customer> I'm calling customer service about this!
+good-rep> Hm, another call from a customer...
+*customer hears*: Have you tried turning it off and on?
+*rep hears*: Yes, it didn't work, I'm VERY ANGRY!
+good-rep> I'm sorry, that's all I can do for you.
+customer> Well then! Harumph.\n"
+ displayed-text)))
+ ;; * Playing a tape of a lazy service rep *
+ (parameterize ((%record-out (open-output-string)))
+ (let* ((result (ez-run-hive
+ hive
+ (list (bootstrap-message hive customer 'pester-rep
+ #:who-to-call lazy-rep))))
+ (displayed-text (get-output-string (%record-out))))
+ (test-equal "customer> I'm calling customer service about this!
+lazy-rep> I'm not answering that.
+customer> Whaaaaat? I can't believe I got voice mail!\n"
+ displayed-text))))
-(test-end "test-agenda")
+(test-end "test-actors")
(test-exit)