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- /*
- * DoRayMe - a quick and dirty Raytracer
- * Boundingbox unit tests
- *
- * Created by Manoël Trapier
- * Copyright (c) 2020 986-Studio.
- *
- */
- #include <math.h>
- #include <math_helper.h>
- #include <ray.h>
- #include <transformation.h>
- #include <stdint.h>
- #include <boundingbox.h>
- #include <gtest/gtest.h>
- TEST(BoundingBoxTest, Creating_an_empty_bounding_box)
- {
- BoundingBox bb;
- ASSERT_TRUE(bb.isEmpty());
- ASSERT_EQ(bb.min, Point(INFINITY, INFINITY, INFINITY));
- ASSERT_EQ(bb.max, Point(-INFINITY, -INFINITY, -INFINITY));
- }
- TEST(BoundingBoxTest, Crteating_a_bounding_box_with_volume)
- {
- BoundingBox bb = BoundingBox(Point(-1, -2, -3), Point(3, 2, 1));
- ASSERT_FALSE(bb.isEmpty());
- ASSERT_EQ(bb.min, Point(-1, -2, -3));
- ASSERT_EQ(bb.max, Point(3, 2, 1));
- }
- TEST(BoundingBoxTest, Adding_on_bouding_to_an_empty_bounding_box)
- {
- BoundingBox bb;
- bb | BoundingBox(Point(-1, -1, -1), Point(1, 1, 1));
- ASSERT_FALSE(bb.isEmpty());
- ASSERT_EQ(bb.min, Point(-1, -1, -1));
- ASSERT_EQ(bb.max, Point(1, 1, 1));
- }
- TEST(BoundingBoxTest, Adding_boudingbox_to_another)
- {
- BoundingBox bb(Point(-1, -1, 0), Point(4, 0, 1));
- bb | BoundingBox(Point(-2, 0, -5), Point(4, 5, 0.5));
- ASSERT_FALSE(bb.isEmpty());
- ASSERT_EQ(bb.min, Point(-2, -1, -5));
- ASSERT_EQ(bb.max, Point(4, 5, 1));
- }
- TEST(BoundingBoxTest, Adding_points_to_an_empty_bounding_box)
- {
- BoundingBox bb;
- bb | Point(-5, 2, 0);
- bb | Point(7, 0, -3);
- ASSERT_FALSE(bb.isEmpty());
- ASSERT_EQ(bb.min, Point(-5, 0, -3));
- ASSERT_EQ(bb.max, Point(7, 2, 0));
- }
- TEST(BoundingBoxTest, A_smaller_bb_should_fit_in_a_bigger)
- {
- BoundingBox bigBb = BoundingBox(Point(-10, -10, -10), Point(10, 10, 10));
- BoundingBox smallBb = BoundingBox(Point(-2, -2, -2), Point(2, 2, 2));
- ASSERT_TRUE(bigBb.fitsIn(smallBb));
- }
- TEST(BoundingBoxTest, A_big_bb_should_not_fit_in_a_smaller)
- {
- BoundingBox bigBb = BoundingBox(Point(-10, -10, -10), Point(10, 10, 10));
- BoundingBox smallBb = BoundingBox(Point(-2, -2, -2), Point(2, 2, 2));
- ASSERT_FALSE(smallBb.fitsIn(bigBb));
- }
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