From 02362e8ddd5ea4a6cff070e1d0784a09668095c0 Mon Sep 17 00:00:00 2001
From: Koen Zandberg <koen@bergzand.net>
Date: Fri, 29 Jun 2018 17:33:09 +0200
Subject: [PATCH] monocypher: Add public key signature test

---
 tests/pkg_monocypher/Makefile        | 16 ++++++
 tests/pkg_monocypher/main.c          | 84 ++++++++++++++++++++++++++++
 tests/pkg_monocypher/tests/01-run.py | 22 ++++++++
 3 files changed, 122 insertions(+)
 create mode 100644 tests/pkg_monocypher/Makefile
 create mode 100644 tests/pkg_monocypher/main.c
 create mode 100755 tests/pkg_monocypher/tests/01-run.py

diff --git a/tests/pkg_monocypher/Makefile b/tests/pkg_monocypher/Makefile
new file mode 100644
index 0000000000..3e1118065c
--- /dev/null
+++ b/tests/pkg_monocypher/Makefile
@@ -0,0 +1,16 @@
+include ../Makefile.tests_common
+
+# No 8 bit and 16 bit support
+BOARD_BLACKLIST := arduino-duemilanove arduino-mega2560 arduino-uno chronos \
+        jiminy-mega256rfr2 mega-xplained msb-430 msb-430h telosb \
+        waspmote-pro wsn430-v1_3b wsn430-v1_4 z1
+
+USEMODULE += embunit
+USEMODULE += random
+USEPKG += monocypher
+
+TEST_ON_CI_WHITELIST += all
+include $(RIOTBASE)/Makefile.include
+
+test:
+	tests/01-run.py
diff --git a/tests/pkg_monocypher/main.c b/tests/pkg_monocypher/main.c
new file mode 100644
index 0000000000..fc9af4c8f0
--- /dev/null
+++ b/tests/pkg_monocypher/main.c
@@ -0,0 +1,84 @@
+/*
+ * Copyright (C) 2018 Freie Universität Berlin
+ * Copyright (C) 2018 Inria
+ *
+ * This file is subject to the terms and conditions of the GNU Lesser
+ * General Public License v2.1. See the file LICENSE in the top level
+ * directory for more details.
+ */
+
+/**
+ * @ingroup     tests
+ * @{
+ *
+ * @file
+ * @brief       Monocypher package
+ *
+ * @author      Koen Zandberg <koen@bergzand.net>
+ *
+ * @}
+ */
+
+#include <string.h>
+
+#include "monocypher.h"
+#include "embUnit.h"
+#include "random.h"
+
+static uint8_t message[] = "0123456789abcdef";
+
+static uint8_t sign_sk[32];
+static uint8_t sign_pk[32];
+static uint8_t signature[64];
+
+static void setUp(void)
+{
+    random_init(0);
+}
+
+static void test_monocypher_signverify(void)
+{
+    int res;
+    /* Creating keypair ... */
+    random_bytes(sign_sk, sizeof(sign_sk));
+    crypto_sign_public_key(sign_pk, sign_sk);
+
+    /* Sign */
+    crypto_sign(signature, sign_sk, sign_pk, message, sizeof(message));
+
+    /* Verifying... */
+    res = crypto_check(signature, sign_pk, message, sizeof(message));
+    TEST_ASSERT_EQUAL_INT(0, res);
+}
+
+static void test_monocypher_verifynegative(void)
+{
+    int res;
+
+    /* changing message at random position (10) */
+    message[0] = 'A';
+
+    /* Verifying... */
+    res = crypto_check(signature, sign_pk, message, sizeof(message));
+    TEST_ASSERT_EQUAL_INT(-1, res);
+}
+
+Test *tests_monocypher(void)
+{
+    EMB_UNIT_TESTFIXTURES(fixtures) {
+        new_TestFixture(test_monocypher_signverify),
+        new_TestFixture(test_monocypher_verifynegative)
+    };
+
+    EMB_UNIT_TESTCALLER(monocypher_tests, setUp, NULL, fixtures);
+    return (Test*)&monocypher_tests;
+}
+
+int main(void)
+{
+    TESTS_START();
+    TESTS_RUN(tests_monocypher());
+    TESTS_END();
+
+    return 0;
+}
diff --git a/tests/pkg_monocypher/tests/01-run.py b/tests/pkg_monocypher/tests/01-run.py
new file mode 100755
index 0000000000..d90541ef39
--- /dev/null
+++ b/tests/pkg_monocypher/tests/01-run.py
@@ -0,0 +1,22 @@
+#!/usr/bin/env python3
+
+# Copyright (C) 2016 Kaspar Schleiser <kaspar@schleiser.de>
+# Copyright (C) 2016 Takuo Yonezawa <Yonezawa-T2@mail.dnp.co.jp>
+#
+# This file is subject to the terms and conditions of the GNU Lesser
+# General Public License v2.1. See the file LICENSE in the top level
+# directory for more details.
+
+import os
+import sys
+
+
+def testfunc(child):
+    child.expect(r"OK \(2 tests\)")
+
+
+if __name__ == "__main__":
+    sys.path.append(os.path.join(os.environ['RIOTBASE'],
+                                 'dist/tools/testrunner'))
+    from testrunner import run
+    sys.exit(run(testfunc))
-- 
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