Add (gnu store database).

* guix/config.scm.in (%store-database-directory): New variable.
* guix/store/database.scm: New file.
* tests/store-database.scm: New file.
* Makefile.am (STORE_MODULES): New variable.
(MODULES, MODULES_NOT_COMPILED): Adjust accordingly.
(SCM_TESTS) [HAVE_GUILE_SQLITE3]: Add tests/store-database.scm.

Co-authored-by: Ludovic Courtès <ludo@gnu.org>

1 files changed, 54 insertions, 0 deletions

diff --git a/tests/store-database.scm b/tests/store-database.scm
new file mode 100644
index 00000000000..1348a75c261
--- /dev/null
+++ b/tests/store-database.scm
@@ -0,0 +1,54 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2017, 2018 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-database)
+  #:use-module (guix tests)
+  #:use-module ((guix store) #:hide (register-path))
+  #:use-module (guix store database)
+  #:use-module (srfi srfi-26)
+  #:use-module (srfi srfi-64))
+
+;; Test the (guix store database) module.
+
+(define %store
+  (open-connection-for-tests))
+
+
+(test-begin "store-database")
+
+(test-assert "register-path"
+  (let ((file (string-append (%store-prefix) "/" (make-string 32 #\f)
+                             "-fake")))
+    (when (valid-path? %store file)
+      (delete-paths %store (list file)))
+    (false-if-exception (delete-file file))
+
+    (let ((ref (add-text-to-store %store "ref-of-fake" (random-text)))
+          (drv (string-append file ".drv")))
+      (call-with-output-file file
+        (cut display "This is a fake store item.\n" <>))
+      (register-path file
+                     #:references (list ref)
+                     #:deriver drv)
+
+      (and (valid-path? %store file)
+           (equal? (references %store file) (list ref))
+           (null? (valid-derivers %store file))
+           (null? (referrers %store file))))))
+
+(test-end "store-database")