/// <summary>
/// Creates a default orthographic camera and lets it respond to the provided
/// controls once with a 1 second update.
/// </summary>
/// <param name="keyboardState">
/// Keyboard state that will be reported to the camera
/// </param>
/// <param name="gamePadState">
/// GamePad state that will be reported to the camera
/// </param>
/// <returns>The camera after it has responded to the provided controls</returns>
private Camera handleControlsOnDefaultCamera(
KeyboardState keyboardState, GamePadState gamePadState
)
{
Camera camera = Camera.CreateDefaultOrthographic();
camera.HandleControls(OneSecondGameTime, keyboardState, gamePadState);
return(camera);
}
public void TestHandleControls()
{
Camera camera = Camera.CreateDefaultOrthographic();
camera.HandleControls(OneSecondGameTime);
// We can't make assumptions about which keys the user held down while
// the unit test ran, so we just verify it's not blowing up.
}
public void TestKeyboardDownMovement()
{
Camera camera = handleControlsOnDefaultCamera(Keys.F);
Camera defaultOrthographic = Camera.CreateDefaultOrthographic();
Assert.AreEqual(defaultOrthographic.Position.X, camera.Position.X);
Assert.Greater(defaultOrthographic.Position.Y, camera.Position.Y);
Assert.AreEqual(defaultOrthographic.Position.Z, camera.Position.Z);
}
public void TestDefaultOrthographic()
{
Camera defaultCamera = Camera.CreateDefaultOrthographic();
Assert.AreEqual(Vector3.Zero, defaultCamera.Position);
// The point should end up in front of the camera
Vector3 leftPoint = -Vector3.UnitZ;
Vector3 transformed = Vector3.Transform(leftPoint, defaultCamera.View);
Assert.Less(transformed.Z, 0.0f);
}