X-Git-Url: http://git.localhorst.tv/?a=blobdiff_plain;f=tst%2Fgeometry%2FIntersectionTest.cpp;fp=tst%2Fgeometry%2FIntersectionTest.cpp;h=36cacdfa8bd309293c8224a0da636f9dd544e34d;hb=bda41b98427c8d34f954dae0dcaf261c5ad6cb43;hp=d2332fe7f74b7ddb55ee2a449b0fdb9459788411;hpb=d220b0348951ce210ad4ea18dbe9934dd2999a60;p=gong.git

diff --git a/tst/geometry/IntersectionTest.cpp b/tst/geometry/IntersectionTest.cpp
index d2332fe..36cacdf 100644
--- a/tst/geometry/IntersectionTest.cpp
+++ b/tst/geometry/IntersectionTest.cpp
@@ -21,6 +21,64 @@ void IntersectionTest::tearDown() {
 }
 
 
+void IntersectionTest::testAABB() {
+	AABB a{ { -1, -1, -1 }, { 1, 1, 1 } };
+	AABB b(a);
+
+	CPPUNIT_ASSERT_MESSAGE(
+		"coincidental AABBs should intersect",
+		Intersection(a, b)
+	);
+
+	b.Move({ 1, 0, 0 });
+	CPPUNIT_ASSERT_MESSAGE(
+		"AABBs should intersect",
+		Intersection(a, b)
+	);
+
+	b.Move({ 2, 0, 0 });
+	CPPUNIT_ASSERT_MESSAGE(
+		"AABBs should not intersect",
+		!Intersection(a, b)
+	);
+
+	b.Move({ -4, 0, 0 });
+	CPPUNIT_ASSERT_MESSAGE(
+		"AABBs should intersect",
+		Intersection(a, b)
+	);
+
+	b.Move({ -2, 0, 0 });
+	CPPUNIT_ASSERT_MESSAGE(
+		"AABBs should not intersect",
+		!Intersection(a, b)
+	);
+
+	b.Move({ 3, 1, 0 });
+	CPPUNIT_ASSERT_MESSAGE(
+		"AABBs should intersect",
+		Intersection(a, b)
+	);
+
+	b.Move({ 0, 2, 0 });
+	CPPUNIT_ASSERT_MESSAGE(
+		"AABBs should not intersect",
+		!Intersection(a, b)
+	);
+
+	b.Move({ 2, 0, 0 });
+	CPPUNIT_ASSERT_MESSAGE(
+		"AABBs should not intersect",
+		!Intersection(a, b)
+	);
+
+	b.Move({ 0, 0, 2 });
+	CPPUNIT_ASSERT_MESSAGE(
+		"AABBs should not intersect",
+		!Intersection(a, b)
+	);
+}
+
 void IntersectionTest::testSimpleRayBox() {
 	Ray ray{ { 0, 0, 0 }, { 1, 0, 0 }, { } }; // at origin, pointing right
 	ray.Update();