d46c4423f4
Fixes a regression introduced in
d27cc3bfaa.
Reported by Ricardo Wurmus <rekado@elephly.net>.
* guix/discovery.scm (scheme-files): Catch 'scandir*' system errors.
Return '() and optionally raise a warning upon 'system-error'.
* tests/discovery.scm ("scheme-modules, non-existent directory"): New
test.
57 lines
2.0 KiB
Scheme
57 lines
2.0 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2017 Ludovic Courtès <ludo@gnu.org>
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;;;
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;;; This file is part of GNU Guix.
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;;;
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;;; GNU Guix is free software; you can redistribute it and/or modify it
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;;; under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation; either version 3 of the License, or (at
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;;; your option) any later version.
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;;;
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;;; GNU Guix is distributed in the hope that it will be useful, but
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;;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;;; GNU General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
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(define-module (test-discovery)
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#:use-module (guix discovery)
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#:use-module (guix build-system)
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#:use-module (srfi srfi-64)
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#:use-module (ice-9 match))
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(define %top-srcdir
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(dirname (search-path %load-path "guix.scm")))
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(test-begin "discovery")
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(test-assert "scheme-modules"
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(match (map module-name (scheme-modules %top-srcdir "guix/import"))
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((('guix 'import _ ...) ..1)
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#t)))
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(test-equal "scheme-modules, non-existent directory"
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'()
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(scheme-modules "/does/not/exist"))
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(test-assert "all-modules"
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(match (map module-name
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(all-modules `((,%top-srcdir . "guix/build-system"))))
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((('guix 'build-system names) ..1)
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names)))
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(test-assert "fold-module-public-variables"
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(let ((modules (all-modules `((,%top-srcdir . "guix/build-system")))))
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(match (fold-module-public-variables (lambda (obj result)
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(if (build-system? obj)
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(cons obj result)
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result))
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'()
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modules)
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(((? build-system? bs) ..1)
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bs))))
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(test-end "discovery")
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