X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=tests%2Fsphere.cpp;fp=tests%2Fsphere.cpp;h=7d9a4bbcf7c7648cfdc144623913a6505a5155f4;hb=eb02e224876676a2d78f7305456a7d6f67d3dee2;hp=0000000000000000000000000000000000000000;hpb=6ff13022b53830d35283905d562c2ef3af198cc1;p=libs%2Fmath.git

diff --git a/tests/sphere.cpp b/tests/sphere.cpp
new file mode 100644
index 0000000..7d9a4bb
--- /dev/null
+++ b/tests/sphere.cpp
@@ -0,0 +1,34 @@
+#include <msp/geometry/circle.h>
+#include <msp/linal/vector2.h>
+#include <msp/test/test.h>
+
+using namespace Msp;
+
+class HyperSphereTests: public Test::RegisteredTest<HyperSphereTests>
+{
+public:
+	HyperSphereTests();
+
+	static const char *get_name() { return "HyperSphere"; }
+
+private:
+	void ray_intersection();
+};
+
+HyperSphereTests::HyperSphereTests()
+{
+	add(&HyperSphereTests::ray_intersection, "Ray intersection");
+}
+
+void HyperSphereTests::ray_intersection()
+{
+	Geometry::Circle<double> circle(1.5);
+	Geometry::Ray<double, 2> ray(LinAl::Vector2<double>(2.5, 0), LinAl::Vector2<double>(-1, 0));
+	EXPECT(circle.check_intersection(ray));
+	ray = Geometry::Ray<double, 2>(LinAl::Vector2<double>(2.5, 0), LinAl::Vector2<double>(1, 0));
+	EXPECT(!circle.check_intersection(ray));
+	ray = Geometry::Ray<double, 2>(LinAl::Vector2<double>(2.5, 0), LinAl::Vector2<double>(-4, 2.95));
+	EXPECT(circle.check_intersection(ray));
+	ray = Geometry::Ray<double, 2>(LinAl::Vector2<double>(2.5, 0), LinAl::Vector2<double>(-4, 3.05));
+	EXPECT(!circle.check_intersection(ray));
+}