unittests: Add unittest for uuid module

tests/unittests/tests-uuid/Makefile

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+include $(RIOTBASE)/Makefile.base

tests/unittests/tests-uuid/Makefile.include

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+USEMODULE += uuid

tests/unittests/tests-uuid/tests-uuid.c

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+/*
+ * 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      Unit tests for uuid module
+ *
+ * @author     Koen Zandberg <koen@bergzand.net>
+ */
+
+#include <stdio.h>
+#include "embUnit.h"
+#include "uuid.h"
+#include "hashes/md5.h"
+#include "hashes/sha1.h"
+
+const char riotos_org[] = "riot-os.org";
+const char test_str[] = "unittest";
+
+/*
+ * Generated with python:
+ * import uuid;
+ * riot = uuid.uuid3(uuid.NAMESPACE_DNS, "riot-os.org")
+ * print(riot.hex)
+ * print(uuid.uuid3(riot, "unittest").hex)
+ */
+const uint8_t v3_check1[] = {0x23, 0x99, 0x0b, 0xda, 0x1e, 0xe7, 0x34, 0x16,
+                             0x90, 0xfe, 0x69, 0x30, 0x7d, 0x90, 0x64, 0x0e};
+const uint8_t v3_check2[] = {0x20, 0xf5, 0x36, 0x91, 0x91, 0xae, 0x3c, 0xfa,
+                             0x99, 0xb5, 0x8e, 0xf9, 0xfa, 0xc2, 0x76, 0x55};
+
+/*
+ * Generated with python:
+ * import uuid;
+ * riot = uuid.uuid5(uuid.NAMESPACE_DNS, "riot-os.org")
+ * print(riot.hex)
+ * print(uuid.uuid5(riot, "unittest").hex)
+ */
+const uint8_t v5_check1[] = {0x54, 0x7d, 0x0d, 0x74, 0x6d, 0x3a, 0x5a, 0x92,
+                             0x96, 0x62, 0x48, 0x81, 0xaf, 0xd9, 0x40, 0x7b};
+const uint8_t v5_check2[] = {0x7a, 0x1b, 0xf5, 0xdb, 0x5e, 0x77, 0x5e, 0x9b,
+                             0x80, 0x6f, 0x0f, 0x55, 0x95, 0x58, 0xc9, 0xca};
+
+/*
+ * Length of the test strings without zero terminator.
+ * Python doesn't feed the zero terminator in the uuid generator, so we test
+ * without the zero terminator here too.
+ */
+#define RIOTOS_ORG_LEN  (sizeof(riotos_org) -1)
+#define TEST_STR_LEN    (sizeof(test_str) -1)
+
+
+void test_uuid_v3(void)
+{
+    uuid_t uuid, uuid_next;
+    uuid_v3(&uuid, &uuid_namespace_dns,
+            (uint8_t*)riotos_org, RIOTOS_ORG_LEN);
+    uuid_v3(&uuid_next, &uuid,
+            (uint8_t*)test_str, TEST_STR_LEN);
+
+    TEST_ASSERT(uuid_equal(&uuid, (uuid_t*)v3_check1));
+    TEST_ASSERT(uuid_equal(&uuid_next, (uuid_t*)v3_check2));
+    TEST_ASSERT_EQUAL_INT(uuid_version(&uuid), UUID_V3);
+    TEST_ASSERT_EQUAL_INT(uuid_version(&uuid_next), UUID_V3);
+}
+
+void test_uuid_v4(void)
+{
+    uuid_t uuid;
+    uuid_v4(&uuid);
+
+    TEST_ASSERT_EQUAL_INT(uuid_version(&uuid), 4);
+}
+
+void test_uuid_v5(void)
+{
+    uuid_t uuid, uuid_next;
+    uuid_v5(&uuid, &uuid_namespace_dns,
+            (uint8_t*)riotos_org, RIOTOS_ORG_LEN);
+    uuid_v5(&uuid_next, &uuid,
+            (uint8_t*)test_str, TEST_STR_LEN);
+
+    TEST_ASSERT(uuid_equal(&uuid, (uuid_t*)v5_check1));
+    TEST_ASSERT(uuid_equal(&uuid_next, (uuid_t*)v5_check2));
+    TEST_ASSERT_EQUAL_INT(uuid_version(&uuid), UUID_V5);
+    TEST_ASSERT_EQUAL_INT(uuid_version(&uuid_next), UUID_V5);
+}
+
+Test *tests_uuid_all(void)
+{
+    EMB_UNIT_TESTFIXTURES(fixtures) {
+        new_TestFixture(test_uuid_v3),
+        new_TestFixture(test_uuid_v4),
+        new_TestFixture(test_uuid_v5),
+    };
+
+    EMB_UNIT_TESTCALLER(uuid_tests, NULL, NULL, fixtures);
+    return (Test *)&uuid_tests;
+}
+
+void tests_uuid(void)
+{
+    TESTS_RUN(tests_uuid_all());
+}

tests/unittests/tests-uuid/tests-uuid.h

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+/*
+ * 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.
+ */
+
+/**
+ * @addtogroup  unittests
+ * @{
+ *
+ * @file
+ * @brief       Unittests for the uuid module
+ *
+ */
+#ifndef TESTS_UUID_H
+#define TESTS_UUID_H
+
+#include "embUnit/embUnit.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ *  @brief   The entry point of this test suite.
+ */
+void tests_uuid(void);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* TESTS_UUID_H */
+/** @} */