1 files changed, 108 insertions, 0 deletions
diff --git a/tests/openpgp/clearsig.scm b/tests/openpgp/clearsig.scm
new file mode 100755
index 0000000..b1c72c2
--- /dev/null
+++ b/tests/openpgp/clearsig.scm
@@ -0,0 +1,108 @@
+#!/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)
+
+(define (check-signing args input)
+  (lambda (source sink)
+    (lettmp (signed)
+	    (call-popen `(,@GPG --output ,signed --yes
+				,@args ,source) input)
+	    (call-popen `(,@GPG --output ,sink --yes --verify ,signed) ""))))
+
+(for-each-p
+ "Checking signing and verifying plain text messages"
+ (lambda (source)
+   ((if (equal? "plain-3" source)
+	;; plain-3 does not end in a newline, and gpg will add one.
+	;; Therefore, we merely check that the verification is ok.
+	check-execution
+	;; Otherwise, we do check that we recover the original file.
+	check-identity)
+    source
+    (check-signing '(--passphrase-fd "0" --clear-sign) usrpass1)))
+ (append plain-files '("plain-large")))
+
+;; The test vectors are lists of length three, containing
+;; - a string to be signed,
+;; - a flag indicating whether we verify that the exact message is
+;;   reconstructed (whitespace at the end is normalized for plain text
+;;   messages),
+;; - and a list of arguments to add to gpg when encoding
+;;   the string.
+
+(define :string car)
+(define :check-equality cadr)
+(define :options caddr)
+
+(define
+  vectors
+  '(;; one with long lines
+    ("xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxyx
+
+xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
+" #t ())
+
+    ;; one with only one long line
+    ("xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxyx
+" #t ())
+
+    ;; and one with an empty body
+    ("" #f ())
+
+    ;; and one with one empty line at the end
+    ("line 1
+line 2
+line 3
+there is a blank line after this
+
+" #t ())
+
+    ;; I think this file will be constructed wrong (gpg 0.9.3) but it
+    ;; should verify okay anyway.
+    ("this is a sig test
+ " #f ())
+
+    ;; check our special diff mode
+    ("--- mainproc.c	Tue Jun 27 09:28:11 2000
++++ mainproc.c~ Thu Jun  8 22:50:25 2000
+@@ -1190,16 +1190,13 @@
+		md_enable( c->mfx.md, n1->pkt->pkt.signature->digest_algo);
+	    }
+	    /* ask for file and hash it */
+-	    if( c->sigs_only ) {
++	    if( c->sigs_only )
+		rc = hash_datafiles( c->mfx.md, NULL,
+				     c->signed_data, c->sigfilename,
+			n1? (n1->pkt->pkt.onepass_sig->sig_class == 0x01):0 );
+" #t (--not-dash-escaped))))
+
+(let ((counter (make-counter)))
+  (for-each-p'
+   "Checking signing and verifying test vectors"
+   (lambda (vec)
+     (lettmp (tmp)
+       (with-output-to-file tmp (lambda () (display (:string vec))))
+       ((if (:check-equality vec) check-identity check-execution)
+	tmp
+	(check-signing `(--passphrase-fd "0" --clear-sign ,@(:options vec))
+		       usrpass1))))
+   (lambda (vec) (counter))
+   vectors))