[FEAT] Add test and Tuplus object

tests/chapitre01_tuples.cpp

@@ -0,0 +1,42 @@
+/*!
+ * chapitre-01_tests.cpp
+ *
+ * Copyright (c) 2015-2024, NADAL Jean-Baptiste. All rights reserved.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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 library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301 USA
+ *
+ * @Author:  NADAL Jean-Baptiste
+ * @Date: 07/02/2021
+ *
+ */
+
+// This is an independent project of an individual developer. Dear PVS-Studio, please check it.
+// PVS-Studio Static Code Analyzer for C, C++, C#, and Java: http://www.viva64.com
+
+/*---------------------------------------------------------------------------*/
+
+#include <gtest/gtest.h>
+
+#include "tuple.h"
+
+TEST(RaytracerTuple, CreateBasicTuple)
+{
+  Raytracer::Tuple t(4.3, -4.2, 3.1, 1.0);
+  EXPECT_FLOAT_EQ(t.x(), 4.3);
+  EXPECT_FLOAT_EQ(t.y(), -4.2);
+  EXPECT_FLOAT_EQ(t.z(), 3.1);
+  EXPECT_FLOAT_EQ(t.w(), 1.0);
+}