public void TestCoalescability()
{
MovementAffector <SimpleParticle> affector = new MovementAffector <SimpleParticle>(
SimpleParticleModifier.Default
);
Assert.IsFalse(affector.IsCoalescable);
}
public void TestConstructor()
{
MovementAffector <SimpleParticle> affector = new MovementAffector <SimpleParticle>(
SimpleParticleModifier.Default
);
Assert.IsNotNull(affector); // nonsense; avoids compiler warning
}
public void TestMovement()
{
MovementAffector <SimpleParticle> affector = new MovementAffector <SimpleParticle>(
SimpleParticleModifier.Default
);
SimpleParticle[] /*100*/ particles = new SimpleParticle[100];
particles[0].Velocity = Vector3.One;
particles[25].Velocity.X = 1.2f;
particles[50].Velocity.Y = 3.4f;
particles[75].Velocity.Z = 5.6f;
particles[99].Velocity = -Vector3.One;
affector.Affect(particles, 20, 60, 1);
for (int index = 0; index < 100; ++index)
{
switch (index)
{
case 25: {
Assert.AreEqual(new Vector3(1.2f, 0.0f, 0.0f), particles[index].Position);
break;
}
case 50: {
Assert.AreEqual(new Vector3(0.0f, 3.4f, 0.0f), particles[index].Position);
break;
}
case 75: {
Assert.AreEqual(new Vector3(0.0f, 0.0f, 5.6f), particles[index].Position);
break;
}
default: {
Assert.AreEqual(Vector3.Zero, particles[index].Position);
break;
}
}
}
}