);

animation_test({
  syntax: "<color>",
  inherits: false,
  initialValue: "rgb(100, 100, 100)"
}, {
  keyframes: "rgb(200, 200, 200)",
  expected: "rgb(150, 150, 150)"
}, 'Animating a custom property of type <color> with a single keyframe');

animation_test({
  syntax: "<color>",
  inherits: false,
  initialValue: "rgb(100, 100, 100)"
}, {
  composite: "add",
  keyframes: ["rgb(50, 50, 50)", "rgb(150, 150, 150)"],
  expected: "rgb(200, 200, 200)"
}, 'Animating a custom property of type <color> with addit