public void VerifyTimeOfCollision(Ball b1, VerticalWall v, bool expectedToCollide)
{
double t1 = v.TimeOfCollision(b1);
if (t1 > 0.0)
{
Assert.IsTrue(expectedToCollide);
double x1 = b1.X + b1.Vx * t1;
if (v.X > b1.X)
{
Assert.AreEqual(v.X - b1.Radius, x1, 0.01);
}
else
{
Assert.AreEqual(v.X + b1.Radius, x1, 0.01);
}
}
else
{
Assert.IsFalse(expectedToCollide);
}
}
