Added CUBES!

2020-02-22 17:30:15 +00:00
parent c9021974f6
commit 81e323fdf4
11 changed files with 584 additions and 14 deletions
--- a/tests/math_test.cpp
+++ b/tests/math_test.cpp
@@ -0,0 +1,97 @@
+/*
+ *  DoRayMe - a quick and dirty Raytracer
+ *  Math helper unit tests
+ *
+ *  Created by Manoël Trapier
+ *  Copyright (c) 2020 986-Studio.
+ *
+ */
+#include <math_helper.h>
+#include <gtest/gtest.h>
+
+TEST(MathTest, Default_epsilon)
+{
+    ASSERT_EQ(getEpsilon(), FLT_EPSILON);
+}
+
+TEST(MathTest, Check_setting_epsilon)
+{
+    set_equal_precision(0.00001);
+
+    ASSERT_EQ(getEpsilon(), 0.00001);
+
+    set_equal_precision(FLT_EPSILON);
+}
+
+TEST(MathTest, Check_double_equal_is_working)
+{
+    ASSERT_TRUE(double_equal(0 - DBL_EPSILON, 0));
+
+    ASSERT_FALSE(double_equal(0 - FLT_EPSILON, 0));
+    ASSERT_TRUE(double_equal(0 - FLT_EPSILON/2.0, 0));
+
+    ASSERT_FALSE(double_equal(0 - 0.001, 0));
+    ASSERT_FALSE(double_equal(0 - 0.00001, 0));
+    ASSERT_FALSE(double_equal(0 - 0.000001, 0));
+
+    set_equal_precision(0.00001);
+    ASSERT_TRUE(double_equal(0 - FLT_EPSILON*2, 0));
+    ASSERT_FALSE(double_equal(0 - 0.001, 0));
+    ASSERT_FALSE(double_equal(0 - 0.00001, 0));
+    ASSERT_TRUE(double_equal(0 - 0.000001, 0));
+
+    set_equal_precision(FLT_EPSILON);
+}
+
+
+
+TEST(MathTest, Check_that_deg_to_rad_is_working)
+{
+    double angle180 = deg_to_rad(180);
+    double angle90 = deg_to_rad(90);
+    double angle270 = deg_to_rad(270);
+
+    ASSERT_EQ(angle180, M_PI);
+    ASSERT_EQ(angle90, M_PI / 2.);
+    ASSERT_EQ(angle270, M_PI * 1.5);
+}
+
+TEST(MathTest, Min_is_working)
+{
+    ASSERT_EQ(min3(1, 2, 3), 1);
+    ASSERT_EQ(min3(1, 3, 2), 1);
+    ASSERT_EQ(min3(2, 1, 3), 1);
+    ASSERT_EQ(min3(2, 3, 1), 1);
+    ASSERT_EQ(min3(3, 1, 2), 1);
+    ASSERT_EQ(min3(3, 2, 1), 1);
+
+    ASSERT_EQ(min3(1, 2, 2), 1);
+    ASSERT_EQ(min3(2, 1, 2), 1);
+    ASSERT_EQ(min3(2, 2, 1), 1);
+
+    ASSERT_EQ(min3(3, 2, 2), 2);
+    ASSERT_EQ(min3(2, 3, 2), 2);
+    ASSERT_EQ(min3(2, 2, 3), 2);
+
+    ASSERT_EQ(min3(2, 2, 2), 2);
+}
+
+TEST(MathTest, Max_is_working)
+{
+    ASSERT_EQ(max3(1, 2, 3), 3);
+    ASSERT_EQ(max3(1, 3, 2), 3);
+    ASSERT_EQ(max3(2, 1, 3), 3);
+    ASSERT_EQ(max3(2, 3, 1), 3);
+    ASSERT_EQ(max3(3, 1, 2), 3);
+    ASSERT_EQ(max3(3, 2, 1), 3);
+
+    ASSERT_EQ(max3(1, 2, 2), 2);
+    ASSERT_EQ(max3(2, 1, 2), 2);
+    ASSERT_EQ(max3(2, 2, 1), 2);
+
+    ASSERT_EQ(max3(3, 2, 2), 3);
+    ASSERT_EQ(max3(2, 3, 2), 3);
+    ASSERT_EQ(max3(2, 2, 3), 3);
+
+    ASSERT_EQ(max3(2, 2, 2), 2);
+}