Added small test for OctTree.

include/Engine/Core/OctTree.h

@@ -21,11 +21,6 @@ public:
     //Returns true if the ray collides with something in the tree. Result is written to [data].
     bool RayCollides(const Ray& ray, Output& data) const;
 
-    //Test Getters.
-    OctTree** Children() { return m_Children; }
-    const AABB& Box() { return m_Box; }
-    const std::vector<AABB>& ContainingBoxes() { return m_ContainingBoxes; }
-
 private:
     OctTree* m_Children[8];
     std::vector<AABB> m_ContainingBoxes;

src/Tests/CollisionTest.cpp

@@ -7,6 +7,7 @@ using boost::unit_test_framework::test_case;
 #include "Engine/Core/AABB.h"
 #include "Engine/Core/Ray.h"
 #include <stdlib.h>//srand
+#include "Engine/Core/OctTree.h"
 
 //vs memleaks
 //#define _CRTDBG_MAP_ALLOC
@@ -86,5 +87,17 @@ BOOST_AUTO_TEST_CASE(collisionTest2)
     BOOST_CHECK(test >= 0);
 }
 
+BOOST_AUTO_TEST_CASE(octTest)
+{
+    glm::vec3 mini = glm::vec3(-1, -1, -1);
+    glm::vec3 maxi = glm::vec3(1, 1, 1);
+    OctTree tree(AABB(mini, maxi), 2);
+    tree.AddBox(AABB(mini, 0.1f*maxi));
+    OctTree::Output data;
+    BOOST_CHECK(tree.RayCollides({ glm::vec3(0, 0, 0), glm::normalize(mini) }, data));
+    tree.ClearBoxes();
+    BOOST_CHECK(!tree.RayCollides({ glm::vec3(0, 0, 0), glm::normalize(mini) }, data));
+}
+
 BOOST_AUTO_TEST_SUITE_END()