From 5b32ad4f6f555d305659cee825879df075b06331 Mon Sep 17 00:00:00 2001 From: Ludovic Courtès Date: Fri, 17 Sep 2021 10:13:15 +0200 Subject: graph: Add '--max-depth'. * guix/graph.scm (export-graph): Add #:max-depth and honor it, adding 'depths' argument to 'loop'. * guix/scripts/graph.scm (%options, show-help): Add '--max-depth'. (%default-options): Add 'max-depth'. (guix-graph): Pass #:max-depth to 'export-graph'. * tests/graph.scm ("package DAG, limited depth"): New test. * doc/guix.texi (Invoking guix graph): Document it. --- tests/graph.scm | 21 ++++++++++++++++++++- 1 file changed, 20 insertions(+), 1 deletion(-) (limited to 'tests/graph.scm') diff --git a/tests/graph.scm b/tests/graph.scm index e374dad1a5..fadac265f9 100644 --- a/tests/graph.scm +++ b/tests/graph.scm @@ -1,5 +1,5 @@ ;;; GNU Guix --- Functional package management for GNU -;;; Copyright © 2015, 2016, 2017, 2018, 2019, 2020 Ludovic Courtès +;;; Copyright © 2015, 2016, 2017, 2018, 2019, 2020, 2021 Ludovic Courtès ;;; ;;; This file is part of GNU Guix. ;;; @@ -94,6 +94,25 @@ edges." (list p3 p3 p2) (list p2 p1 p1)))))))) +(test-assert "package DAG, limited depth" + (let-values (((backend nodes+edges) (make-recording-backend))) + (let* ((p1 (dummy-package "p1")) + (p2 (dummy-package "p2" (inputs `(("p1" ,p1))))) + (p3 (dummy-package "p3" (inputs `(("p1" ,p1))))) + (p4 (dummy-package "p4" (inputs `(("p2" ,p2) ("p3" ,p3)))))) + (run-with-store %store + (export-graph (list p4) 'port + #:max-depth 1 + #: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 p4 p2 p3))) + (equal? edges + (map edge->tuple + (list p4 p4) + (list p2 p3)))))))) + (test-assert "reverse package DAG" (let-values (((backend nodes+edges) (make-recording-backend))) (run-with-store %store -- cgit 1.4.1