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branch master updated: tests: Assert that cyclic graphs can be produced.
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guix-commits |
Subject: |
branch master updated: tests: Assert that cyclic graphs can be produced. |
Date: |
Sat, 05 Feb 2022 02:07:15 -0500 |
This is an automated email from the git hooks/post-receive script.
lilyp pushed a commit to branch master
in repository guix.
The following commit(s) were added to refs/heads/master by this push:
new 45082b9a8c tests: Assert that cyclic graphs can be produced.
45082b9a8c is described below
commit 45082b9a8c12af285f4386538fc7acc4668cb11c
Author: Liliana Marie Prikler <liliana.prikler@gmail.com>
AuthorDate: Mon Jan 24 19:15:44 2022 +0100
tests: Assert that cyclic graphs can be produced.
* tests/graph.scm ("package DAG, oops it was a cycle"): New test.
---
tests/graph.scm | 28 ++++++++++++++++++++++++++++
1 file changed, 28 insertions(+)
diff --git a/tests/graph.scm b/tests/graph.scm
index fadac265f9..baa08a6be2 100644
--- a/tests/graph.scm
+++ b/tests/graph.scm
@@ -36,6 +36,7 @@
#:use-module (gnu packages libunistring)
#:use-module (gnu packages bootstrap)
#:use-module (ice-9 match)
+ #:use-module (ice-9 sandbox)
#:use-module (srfi srfi-1)
#:use-module (srfi srfi-11)
#:use-module (srfi srfi-26)
@@ -113,6 +114,33 @@ edges."
(list p4 p4)
(list p2 p3))))))))
+(test-assert "package DAG, oops it was a cycle"
+ (let-values (((backend nodes+edges) (make-recording-backend)))
+ (letrec ((p1 (dummy-package "p1" (inputs `(("p3" ,p3)))))
+ (p2 (dummy-package "p2" (inputs `(("p1" ,p1)))))
+ (p3 (dummy-package "p3" (inputs `(("p2" ,p2) ("p1", p1))))))
+ (call-with-time-limit
+ 600 ;; If ever this test should fail, we still want it to terminate
+ (lambda ()
+ (run-with-store %store
+ (export-graph (list p3) 'port
+ #:node-type %package-node-type
+ #:backend backend)))
+ (lambda ()
+ (run-with-store %store
+ (export-graph
+ (list (dummy-package "timeout-reached"))
+ 'port
+ #:node-type %package-node-type
+ #:backend backend))))
+ ;; We should see nothing more than these 3 packages.
+ (let-values (((nodes edges) (nodes+edges)))
+ (and (equal? nodes (map package->tuple (list p3 p2 p1)))
+ (equal? edges
+ (map edge->tuple
+ (list p3 p3 p2 p1)
+ (list p2 p1 p1 p3))))))))
+
(test-assert "reverse package DAG"
(let-values (((backend nodes+edges) (make-recording-backend)))
(run-with-store %store
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