Add (guix store roots).

* guix/store/roots.scm, tests/store-roots.scm: New files.
* Makefile.am (STORE_MODULES): Add guix/store/roots.scm.
(SCM_TESTS): Add tests/store-roots.scm.

1 files changed, 53 insertions, 0 deletions

diff --git a/tests/store-roots.scm b/tests/store-roots.scm
new file mode 100644
index 0000000000..5bcf1bc87e
--- /dev/null
+++ b/tests/store-roots.scm
@@ -0,0 +1,53 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2019 Ludovic Courtès <ludo@gnu.org>
+;;;
+;;; This file is part of GNU Guix.
+;;;
+;;; GNU Guix 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.
+;;;
+;;; GNU Guix 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 GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
+
+(define-module (test-store-deduplication)
+  #:use-module (guix tests)
+  #:use-module (guix store)
+  #:use-module (guix store roots)
+  #:use-module ((guix utils) #:select (call-with-temporary-directory))
+  #:use-module (srfi srfi-1)
+  #:use-module (srfi srfi-64))
+
+(define %store
+  (open-connection))
+
+(test-begin "store-roots")
+
+(test-assert "gc-roots, regular root"
+  (let* ((item (add-text-to-store %store "something"
+                                  (random-text)))
+         (root (string-append %gc-roots-directory "/test-gc-root")))
+    (symlink item root)
+    (let ((result (member root (gc-roots))))
+      (delete-file root)
+      result)))
+
+(test-assert "gc-roots, indirect root"
+  (call-with-temporary-directory
+   (lambda (directory)
+     (let* ((item (add-text-to-store %store "something"
+                                     (random-text)))
+            (root (string-append directory "/gc-root")))
+       (symlink item root)
+       (add-indirect-root %store root)
+       (let ((result (member root (gc-roots))))
+         (delete-file root)
+         result)))))
+
+(test-end "store-roots")