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diff --git a/tests/openpgp/key-selection.scm b/tests/openpgp/key-selection.scm
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+++ b/tests/openpgp/key-selection.scm
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+#!/usr/bin/env gpgscm
+
+;; Copyright (C) 2016 g10 Code GmbH
+;;
+;; This file is part of GnuPG.
+;;
+;; GnuPG 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.
+;;
+;; GnuPG 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 this program; if not, see <http://www.gnu.org/licenses/>.
+
+(load (in-srcdir "tests" "openpgp" "defs.scm"))
+(setup-legacy-environment)
+
+;; This test assumes a fixed time of 2004-01-01.
+
+ ;; Redefine gpg with a fixed time.
+(define gpg `(,@gpg --faked-system-time=1072911600))
+
+;; We have a number of keys for Mr. Acejlnu Acdipr <acdipr@example.org>.
+(define mailbox "acdipr@example.org")
+
+;; The keys are sorted, from the least relevant to the most relevant
+;; key.
+(define keys
+  '(("ED087E9D3394340738E20A244892A3CF8F65EBAC"
+     "no encryption-capable subkey, created: 2003-11-30, expires: 2006-11-29"
+     4)
+    ("D7388651A1B7466D03B538428178E04B0BAA385B"
+     "encryption-capable subkey, created: 2000-12-31, expired: 2001-12-31"
+     0)
+    ("DDEF1BEC66C8BAC8D69CED2AEABED840EC98B024"
+     "encryption-capable subkey, created: 2001-12-31, expires: 2006-12-30"
+     1)
+    ("03FCFEDE014027DD897AD2F23D32670A96A9C2BF"
+     "encryption-capable subkey, created: 2002-12-31, expires: 2005-12-30"
+     2)
+    ("B95BD6175CB6339244355BA160B8117E6119CED6"
+     "encryption-capable subkeys, last created: 2003-05-31, expires: 2005-05-30"
+     3)))
+
+;; Accessors for the elements of KEYS.
+(define :fpr car)
+(define :comment cadr)
+(define :number caddr)
+(define (:filename key)
+  (in-srcdir "tests" "openpgp" "key-selection"
+	     (string-append (number->string (:number key)) ".asc")))
+
+(define (delete-keys which)
+  (call-check `(,@gpg --delete-keys ,@(map :fpr which))))
+
+(define (import-keys which)
+  (call-check `(,@gpg --import ,@(map :filename which))))
+
+(for-each-p'
+ "Checking key selection"
+ (lambda (set)
+   (import-keys set)
+   (let ((fpr (list-ref (assoc "fpr"
+			       (gpg-with-colons `(--locate-key ,mailbox)))
+			9))
+	 (expected (:fpr (last set))))
+     (unless (equal? fpr expected)
+	     (display "Given keys ")
+	     (apply echo (map :fpr set))
+	     (echo "This is what --locate-key says:")
+	     (display (call-popen `(,@gpg --locate-key ,mailbox) ""))
+	     (echo "This is the key we expected:")
+	     (display (call-popen `(,@gpg --list-keys ,expected) ""))
+	     (fail "Expected" expected "but got" fpr)))
+   (delete-keys set))
+ (lambda (set)
+   (length set))
+ (filter (lambda (x) (not (null? x))) (powerset keys)))