#ifdef WITH_TESTS

#include "../Tests.h"

#include "../../geo/Sphere3.h"

TEST(Geo_Sphere3, contains) {

	Sphere3 a(Point3(0,0,0), 10);

	Sphere3 b1(Point3(8,0,0), 1);
	Sphere3 b2(Point3(0,8,0), 1);
	Sphere3 b3(Point3(0,0,8), 1);
	ASSERT_TRUE(a.contains(b1));
	ASSERT_TRUE(a.contains(b2));
	ASSERT_TRUE(a.contains(b3));
	ASSERT_FALSE(b1.contains(a));
	ASSERT_FALSE(b2.contains(a));
	ASSERT_FALSE(b3.contains(a));

	Sphere3 c1(Point3(8,0,0), 2.01);
	Sphere3 c2(Point3(0,8,0), 2.01);
	Sphere3 c3(Point3(0,0,8), 2.01);
	ASSERT_FALSE(a.contains(c1));
	ASSERT_FALSE(a.contains(c2));
	ASSERT_FALSE(a.contains(c3));
	ASSERT_FALSE(c1.contains(a));
	ASSERT_FALSE(c2.contains(a));
	ASSERT_FALSE(c3.contains(a));

}

TEST(Geo_Sphere3, join) {

	// no overlap
	Sphere3 a1(Point3(-1,0,0), 1);
	Sphere3 a2(Point3(+1,0,0), 1);
	Sphere3 a3 = Sphere3::join(a1, a2);
	ASSERT_EQ(Point3(0,0,0), a3.center);
	ASSERT_NEAR(2, a3.radius, 0.001);

	// overlap
	Sphere3 b1(Point3(-1,0,0), 1.5);
	Sphere3 b2(Point3(+1,0,0), 1.5);
	Sphere3 b3 = Sphere3::join(b1, b2);
	ASSERT_EQ(Point3(0,0,0), b3.center);
	ASSERT_NEAR(2.5, b3.radius, 0.001);

	// fully within
	Sphere3 c1(Point3(-1,0,0), 3.6);
	Sphere3 c2(Point3(+1,0,0), 1.5);
	Sphere3 c3 = Sphere3::join(c1, c2);
	ASSERT_EQ(c1.center, c3.center);
	ASSERT_NEAR(c1.radius, c3.radius, 0.001);
	Sphere3 c4 = Sphere3::join(c2, c1);
	ASSERT_EQ(c1.center, c4.center);
	ASSERT_NEAR(c1.radius, c4.radius, 0.001);

}



#endif