actors: Add cleanup facility to run-hive.

[8sync.git] / tests / utils.scm

diff --git a/tests/utils.scm b/tests/utils.scm
index 9ec2760f25b7ad887272fccdd3dc865a18850a72..e20b5b872cd04057c29e6b6af446f5ef10876293 100644 (file)
--- a/tests/utils.scm
+++ b/tests/utils.scm
@@ -1,24 +1,55 @@
-;;; Totes taken from dave
-
-;;; srt2vtt --- SRT to WebVTT converter
 ;;; Copyright © 2015 David Thompson <davet@gnu.org>
 ;;;
-;;; srt2vtt is free software; you can redistribute it and/or modify it
-;;; under the terms of the GNU General Public License as published by
-;;; the Free Software Foundation; either version 3 of the License, or
-;;; (at your option) any later version.
+;;; This library 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.
 ;;;
-;;; srt2vtt is distributed in the hope that it will be useful, but
-;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; This library 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
-;;; General Public License for more details.
+;;; Lesser General Public License for more details.
 ;;;
-;;; You should have received a copy of the GNU General Public License
-;;; along with srt2vtt.  If not, see <http://www.gnu.org/licenses/>.
+;;; You should have received a copy of the GNU Lesser General Public
+;;; License along with this program.  If not, see
+;;; <http://www.gnu.org/licenses/>.
+
+;; Thanks for giving permission to license this under LGPL for
+;; consistency, David!
+
 
 (define-module (tests utils)
   #:use-module (srfi srfi-64)
-  #:export (test-exit))
+  #:export (test-exit
+
+            speak get-spoken with-fresh-speaker))
 
 (define (test-exit)
   (exit (= (test-runner-fail-count (test-runner-current)) 0)))
+
+
+\f
+
+;;; display-like helpers
+;;; ====================
+
+(define (speak-it)
+  (let ((messages '()))
+    (lambda* (#:optional message)
+      (if message (set! messages (append messages (list message))))
+      messages)))
+
+(define %speaker (make-parameter (speak-it)))
+
+(define (speak message)
+  "Speak a message into the %speaker parameter"
+  ((%speaker) message))
+
+(define (get-spoken)
+  "Get what's been spoken in the %speaker parameter"
+  ((%speaker)))
+
+(define-syntax-rule (with-fresh-speaker body ...)
+  "Run body with a fresh %speaker"
+  (parameterize ((%speaker (speak-it)))
+    body ...))