1 files changed, 77 insertions, 0 deletions

diff --git a/tests/BoundingBox/BoundingBoxTest.cpp b/tests/BoundingBox/BoundingBoxTest.cpp
new file mode 100644
index 000000000..e3df95efa
--- /dev/null
+++ b/tests/BoundingBox/BoundingBoxTest.cpp
@@ -0,0 +1,77 @@
+
+// ByteBufferTest.cpp
+
+// Implements the main app entrypoint for the cByteBuffer class test
+
+#include "Globals.h"
+#include "BoundingBox.h"
+
+
+
+
+
+/** Runs the tests, returns the number of failed tests. */
+static int Test(void)
+{
+	int NumFailed = 0;
+	Vector3d Min(1, 1, 1);
+	Vector3d Max(2, 2, 2);
+	Vector3d LineDefs[] =
+	{
+		Vector3d(1.5,   4, 1.5), Vector3d(1.5,   3, 1.5),  // Should intersect at 2,    face 1 (YP)
+		Vector3d(1.5,   0, 1.5), Vector3d(1.5,   4, 1.5),  // Should intersect at 0.25, face 0 (YM)
+		Vector3d(0,     0,   0), Vector3d(2,     2,   2),  // Should intersect at 0.5,  face 0, 3 or 5 (anyM)
+		Vector3d(0.999, 0, 1.5), Vector3d(0.999, 4, 1.5),  // Should not intersect
+		Vector3d(1.999, 0, 1.5), Vector3d(1.999, 4, 1.5),  // Should intersect at 0.25, face 0 (YM)
+		Vector3d(2.001, 0, 1.5), Vector3d(2.001, 4, 1.5),  // Should not intersect
+	} ;
+	bool Results[] = {true, true, true, false, true, false};
+	double LineCoeffs[] = {2, 0.25, 0.5, 0, 0.25, 0};
+
+	for (size_t i = 0; i < ARRAYCOUNT(LineDefs) / 2; i++)
+	{
+		double LineCoeff;
+		eBlockFace Face;
+		Vector3d Line1 = LineDefs[2 * i];
+		Vector3d Line2 = LineDefs[2 * i + 1];
+		bool res = cBoundingBox::CalcLineIntersection(Min, Max, Line1, Line2, LineCoeff, Face);
+		if (res != Results[i])
+		{
+			LOGERROR("LineIntersection({%.02f, %.02f, %.02f}, {%.02f, %.02f, %.02f}) -> %d, %.05f, %d",
+				Line1.x, Line1.y, Line1.z,
+				Line2.x, Line2.y, Line2.z,
+				res ? 1 : 0, LineCoeff, Face
+			);
+			NumFailed += 1;
+		}
+		if (res)
+		{
+			if (LineCoeff != LineCoeffs[i])
+			{
+				LOGERROR("LineIntersection({%.02f, %.02f, %.02f}, {%.02f, %.02f, %.02f}) -> %d, %.05f, %d",
+					Line1.x, Line1.y, Line1.z,
+					Line2.x, Line2.y, Line2.z,
+					res ? 1 : 0, LineCoeff, Face
+				);
+				NumFailed += 1;
+			}
+		}
+	}  // for i - LineDefs[]
+	return 0;
+}
+
+
+
+
+
+int main(int argc, char * argv[])
+{
+	auto NumFailed = Test();
+	LOG("BoundingBox test finished, number of failed tests: %d", NumFailed);
+	return NumFailed;
+}
+
+
+
+
+