propnet: Trigger propagators with no inputs.

* ravanan/propnet.scm (run-propnet): Pre-schedule all propagators.
* tests/propnet.scm: New file.

1 files changed, 41 insertions, 0 deletions

diff --git a/tests/propnet.scm b/tests/propnet.scm
new file mode 100644
index 0000000..182eb30
--- /dev/null
+++ b/tests/propnet.scm
@@ -0,0 +1,41 @@
+;;; ravanan --- High-reproducibility CWL runner powered by Guix
+;;; Copyright © 2024 Arun Isaac <arunisaac@systemreboot.net>
+;;;
+;;; This file is part of ravanan.
+;;;
+;;; ravanan 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.
+;;;
+;;; ravanan 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.
+;;;
+;;; You should have received a copy of the GNU General Public License
+;;; along with ravanan.  If not, see <https://www.gnu.org/licenses/>.
+
+(use-modules (srfi srfi-64)
+             (ravanan propnet))
+
+(test-begin "propnet")
+
+(test-equal "Trigger propagator with no inputs"
+  '((out . #t))
+  (run-propnet (propnet (list (propagator "const"
+                                          (const '((out . #t)))
+                                          '()
+                                          '()
+                                          '((out . out))))
+                        (@@ (ravanan workflow) value=?)
+                        (@@ (ravanan workflow) merge-values)
+                        (scheduler (lambda (proc _)
+                                     proc)
+                                   (const 'completed)
+                                   0
+                                   (lambda (proc)
+                                     (proc))))
+               '()))
+
+(test-end "propnet")