1 files changed, 63 insertions, 0 deletions
diff --git a/lang/python/tests/t-encrypt-large.py b/lang/python/tests/t-encrypt-large.py
new file mode 100755
index 00000000..69aed483
--- /dev/null
+++ b/lang/python/tests/t-encrypt-large.py
@@ -0,0 +1,63 @@
+#!/usr/bin/env python3
+
+# 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/>.
+
+import sys
+import random
+from pyme import core, constants
+import support
+
+if len(sys.argv) == 2:
+    nbytes = int(sys.argv[1])
+else:
+    nbytes = 100000
+
+support.init_gpgme(constants.PROTOCOL_OpenPGP)
+c = core.Context()
+
+ntoread = nbytes
+def read_cb(amount):
+    global ntoread
+    chunk = ntoread if ntoread < amount else amount
+    ntoread -= chunk
+    assert ntoread >= 0
+    assert chunk >= 0
+    return bytes(random.randrange(256) for i in range(chunk))
+
+nwritten = 0
+def write_cb(data):
+    global nwritten
+    nwritten += len(data)
+    return len(data)
+
+source = core.Data(cbs=(read_cb, None, None, lambda: None))
+sink = core.Data(cbs=(None, write_cb, None, lambda: None))
+
+keys = []
+keys.append(c.get_key("A0FF4590BB6122EDEF6E3C542D727CC768697734", False))
+keys.append(c.get_key("D695676BDCEDCC2CDD6152BCFE180B1DA9E3B0B2", False))
+
+c.op_encrypt(keys, constants.ENCRYPT_ALWAYS_TRUST, source, sink)
+result = c.op_encrypt_result()
+assert not result.invalid_recipients, \
+    "Invalid recipient encountered: {}".format(result.invalid_recipients.fpr)
+assert ntoread == 0
+
+if support.verbose:
+    sys.stderr.write(
+        "plaintext={} bytes, ciphertext={} bytes\n".format(nbytes, nwritten))