1 files changed, 122 insertions, 0 deletions
diff --git a/lang/python/tests/t-sign.py b/lang/python/tests/t-sign.py
new file mode 100755
index 0000000..b0e211a
--- /dev/null
+++ b/lang/python/tests/t-sign.py
@@ -0,0 +1,122 @@
+#!/usr/bin/env python
+
+# Copyright (C) 2016 g10 Code GmbH
+#
+# This file is part of GPGME.
+#
+# GPGME 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 2 of the License, or
+# (at your option) any later version.
+#
+# GPGME 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 Lesser General
+# Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this program; if not, see <http://www.gnu.org/licenses/>.
+
+from __future__ import absolute_import, print_function, unicode_literals
+del absolute_import, print_function, unicode_literals
+
+import os
+import pyme
+from pyme import core, constants
+import support
+
+def fail(msg):
+    raise RuntimeError(msg)
+
+def check_result(r, typ):
+    if r.invalid_signers:
+        fail("Invalid signer found: {}".format(r.invalid_signers.fpr))
+
+    if len(r.signatures) != 1:
+        fail("Unexpected number of signatures created")
+
+    signature = r.signatures[0]
+    if signature.type != typ:
+        fail("Wrong type of signature created")
+
+    if signature.pubkey_algo != constants.PK_DSA:
+        fail("Wrong pubkey algorithm reported: {}".format(
+            signature.pubkey_algo))
+
+    if signature.hash_algo != constants.MD_SHA1:
+        fail("Wrong hash algorithm reported: {}".format(
+            signature.hash_algo))
+
+    if signature.sig_class != 1:
+        fail("Wrong signature class reported: {}".format(
+            signature.sig_class))
+
+    if signature.fpr != "A0FF4590BB6122EDEF6E3C542D727CC768697734":
+        fail("Wrong fingerprint reported: {}".format(signature.fpr))
+
+
+support.init_gpgme(constants.PROTOCOL_OpenPGP)
+c = core.Context()
+c.set_textmode(True)
+c.set_armor(True)
+
+source = core.Data("Hallo Leute\n")
+sink = core.Data()
+
+c.op_sign(source, sink, constants.SIG_MODE_NORMAL)
+
+result = c.op_sign_result()
+check_result(result, constants.SIG_MODE_NORMAL)
+support.print_data(sink)
+
+# Now a detached signature.
+source.seek(0, os.SEEK_SET)
+sink = core.Data()
+
+c.op_sign(source, sink, constants.SIG_MODE_DETACH)
+
+result = c.op_sign_result()
+check_result(result, constants.SIG_MODE_DETACH)
+support.print_data(sink)
+
+# And finally a cleartext signature.  */
+source.seek(0, os.SEEK_SET)
+sink = core.Data()
+
+c.op_sign(source, sink, constants.SIG_MODE_CLEAR)
+
+result = c.op_sign_result()
+check_result(result, constants.SIG_MODE_CLEAR)
+support.print_data(sink)
+
+# Idiomatic interface.
+with pyme.Context(armor=True, textmode=True) as c:
+    message = "Hallo Leute\n".encode()
+    signed, _ = c.sign(message)
+    assert len(signed) > 0
+    assert signed.find(b'BEGIN PGP MESSAGE') > 0, 'Message not found'
+
+    signed, _ = c.sign(message, mode=pyme.constants.SIG_MODE_DETACH)
+    assert len(signed) > 0
+    assert signed.find(b'BEGIN PGP SIGNATURE') > 0, 'Signature not found'
+
+    signed, _ = c.sign(message, mode=pyme.constants.SIG_MODE_CLEAR)
+    assert len(signed) > 0
+    assert signed.find(b'BEGIN PGP SIGNED MESSAGE') > 0, 'Message not found'
+    assert signed.find(message) > 0, 'Message content not found'
+    assert signed.find(b'BEGIN PGP SIGNATURE') > 0, 'Signature not found'
+
+with pyme.Context() as c:
+    message = "Hallo Leute\n".encode()
+
+    c.signers = [c.get_key(support.sign_only, True)]
+    c.sign(message)
+
+    c.signers = [c.get_key(support.encrypt_only, True)]
+    try:
+        c.sign(message)
+    except pyme.errors.InvalidSigners as e:
+        assert len(e.signers) == 1
+        assert support.encrypt_only.endswith(e.signers[0].fpr)
+    else:
+        assert False, "Expected an InvalidSigners error, got none"