tests/unittests: add qDSA unittests

tests/unittests/tests-qDSA/Makefile

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+include $(RIOTBASE)/Makefile.base

tests/unittests/tests-qDSA/Makefile.include

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+USEMODULE += random
+USEPKG += qDSA

tests/unittests/tests-qDSA/tests-qDSA.c

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+/*
+ * Copyright (C) 2018 Kaspar Schleiser <kaspar@schleiser.de>
+ *
+ * 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     unittests
+ * @{
+ *
+ * @file
+ * @brief       qDSA crypto library tests
+ *
+ * @author      Kaspar Schleiser <kaspar@schleiser.de>
+ *
+ * @}
+ */
+
+#include "embUnit.h"
+#include "tests-qDSA.h"
+
+#include "random.h"
+#include "sign.h"
+
+static const unsigned char m[] = "0123456789abcdef";
+
+#define SMLEN (sizeof(m) + 64)
+
+static unsigned char sm[SMLEN];
+static unsigned char m_result[sizeof(m)];
+static unsigned char sk[64];
+static unsigned char pk[32];
+
+static void setUp(void)
+{
+    /* Initialize */
+    random_init(0);
+}
+
+static void tearDown(void)
+{
+    /* Finalize */
+}
+
+static void test_qDSA_sign_verify(void)
+{
+    unsigned long long smlen;
+
+    random_bytes(sk, 32);
+    keypair(pk, sk);
+
+    sign(sm, &smlen, m, sizeof(m), pk, sk);
+
+    TEST_ASSERT_EQUAL_INT(SMLEN, smlen);
+    TEST_ASSERT_EQUAL_STRING("0123456789abcdef", (const char *)(sm + 64));
+
+    TEST_ASSERT_EQUAL_INT(0, verify(m_result, 0, sm, smlen, pk));
+    TEST_ASSERT_EQUAL_STRING("0123456789abcdef", (const char *)m_result);
+
+    sm[70] = 'x';
+
+    TEST_ASSERT_EQUAL_INT(1, verify(m_result, 0, sm, smlen, pk));
+}
+
+Test *tests_qDSA_all(void)
+{
+    EMB_UNIT_TESTFIXTURES(fixtures) {
+        new_TestFixture(test_qDSA_sign_verify),
+    };
+
+    EMB_UNIT_TESTCALLER(qDSA_tests, setUp, tearDown, fixtures);
+    return (Test*)&qDSA_tests;
+}
+
+void tests_qDSA(void)
+{
+    TESTS_RUN(tests_qDSA_all());
+}

tests/unittests/tests-qDSA/tests-qDSA.h

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+/*
+ * Copyright (C) 2018 Kaspar Schleiser <kaspar@schleiser.de>
+ *
+ * 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.
+ */
+
+/**
+ * @addtogroup  unittests
+ * @{
+ *
+ * @file
+ * @brief       Unittests for the qDSA package
+ *
+ * @author      Kaspar Schleiser <kaspar@schleiser.de>
+ */
+#ifndef TESTS_QDSA_H
+#define TESTS_QDSA_H
+
+#include "embUnit/embUnit.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+*  @brief   The entry point of this test suite.
+*/
+void tests_qDSA(void);
+
+/**
+ * @brief   Generates tests for qDSA
+ *
+ * @return  embUnit tests if successful, NULL if not.
+ */
+Test *tests_dDSA_tests(void);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* TESTS_QDSA_H */
+/** @} */