public void ProcessAnimations_ShouldNotSetSpriteOfSpriteRendererComponent_WhenThereIsNoCurrentAnimation()
{
// Arrange
var builder = new AnimationSceneBuilder();
var(spriteAnimationComponent, spriteRendererComponent) = builder.AddSpriteAnimationAndRendererComponents();
var spriteAnimation = CreateAnimation(TimeSpan.FromMilliseconds(100), new[] { 1.0, 1.0, 1.0 });
spriteAnimationComponent.AddAnimation("anim", spriteAnimation);
var scene = builder.Build();
// Act
_animationSystem.ProcessAnimations(scene, new GameTime(TimeSpan.FromMilliseconds(0)));
// Assert
Assert.That(spriteRendererComponent.Sprite, Is.Null);
}
public void ProcessAnimations_ShouldSetFirstAnimationFrame_WhenAnimationWasStopped()
{
// Arrange
var builder = new AnimationSceneBuilder();
var(spriteAnimationComponent, spriteRendererComponent) = builder.AddSpriteAnimationAndRendererComponents();
var spriteAnimation = CreateAnimation(TimeSpan.FromMilliseconds(100), new[] { 1.0, 1.0, 1.0 });
spriteAnimationComponent.AddAnimation("anim", spriteAnimation);
var scene = builder.Build();
spriteAnimationComponent.PlayAnimation("anim");
spriteAnimationComponent.Position = 0.5;
spriteAnimationComponent.Stop();
// Act
_animationSystem.ProcessAnimations(scene, new GameTime(TimeSpan.FromMilliseconds(0)));
// Assert
Assert.That(spriteRendererComponent.Sprite, Is.EqualTo(spriteAnimation.Frames.First().Sprite));
}
public void ProcessAnimations_ShouldComputeCurrentAnimationFrameOfSpriteAnimationComponentAndSetItAsSpriteOfSpriteRendererComponent(double position,
double[] framesDurations, int expectedAnimationFrame)
{
// Arrange
var builder = new AnimationSceneBuilder();
var(spriteAnimationComponent, spriteRendererComponent) = builder.AddSpriteAnimationAndRendererComponents();
var spriteAnimation = CreateAnimation(TimeSpan.FromMilliseconds(100), framesDurations);
spriteAnimationComponent.AddAnimation("anim", spriteAnimation);
var scene = builder.Build();
spriteAnimationComponent.PlayAnimation("anim");
spriteAnimationComponent.Position = position;
// Act
_animationSystem.ProcessAnimations(scene, new GameTime(TimeSpan.FromMilliseconds(0)));
// Assert
Assert.That(spriteRendererComponent.Sprite, Is.EqualTo(spriteAnimation.Frames[expectedAnimationFrame].Sprite));
}