public void TestGetHashCode()
{
{
Vector2 a = new Vector2(10, 11);
Vector2 b = new Vector2(10, 11);
Assert.IsTrue(a.GetHashCode() == b.GetHashCode());
}
{
Vector3 a = new Vector3(10, 11, 12);
Vector3 b = new Vector3(10, 11, 12);
Assert.IsTrue(a.GetHashCode() == b.GetHashCode());
}
{
Vector4 a = new Vector4(10, 11, 12, 13);
Vector4 b = new Vector4(10, 11, 12, 13);
Assert.IsTrue(a.GetHashCode() == b.GetHashCode());
}
{
Quaternion a = new Quaternion(10, 11, 12, 13);
Quaternion b = new Quaternion(10, 11, 12, 13);
Assert.IsTrue(a.GetHashCode() == b.GetHashCode());
}
{
Matrix4X4 a = Matrix4X4.CreateRotationX(3);
Matrix4X4 b = Matrix4X4.CreateRotationX(3);
Assert.IsTrue(a.GetHashCode() == b.GetHashCode());
}
}
public void Test_Equals()
{
var a = new Vector2 (1, 2.00001f);
var b = new Vector2 (1, 2.00002f);
Assert.IsTrue (a.Equals (b)); // 誤差を許容する比較
Assert.IsFalse (a == b); // 厳密な比較
Assert.AreNotEqual (a.GetHashCode (), b.GetHashCode ()); // ハッシュは厳密な比較を基準
}
private static KeyValuePair<Vector2, Vector2> OrderByHash(Vector2 a, Vector2 b)
{
var ah = a.GetHashCode();
var bh = b.GetHashCode();
//Check order
if (ah < bh)
return new KeyValuePair<Vector2, Vector2>(a, b);
else
return new KeyValuePair<Vector2, Vector2>(b, a);
}
public void Vector2GetHashCodeTest()
{
Vector2 target = new Vector2(1.0f, 2.0f);
int expected = target.X.GetHashCode() + target.Y.GetHashCode();
int actual;
actual = target.GetHashCode();
Assert.AreEqual(expected, actual, "Vector2.GetHashCode did not return the expected value.");
}
