MotionSpecTest.java 文件源码

@Test
public void validateSetOfObjectAnimatorAlphaMotionTiming() {
  MotionSpec spec =
      MotionSpec.createFromResource(
          activityTestRule.getActivity(), R.animator.valid_set_of_object_animator_motion_spec);
  MotionTiming alpha = spec.getTiming("alpha");

  assertEquals(3, alpha.getDelay());
  assertEquals(5, alpha.getDuration());
  if (VERSION.SDK_INT >= VERSION_CODES.LOLLIPOP) {
    assertThat(alpha.getInterpolator(), instanceOf(PathInterpolator.class));
  } else {
    assertThat(alpha.getInterpolator(), instanceOf(FastOutLinearInInterpolator.class));
  }
  assertEquals(7, alpha.getRepeatCount());
  assertEquals(ValueAnimator.RESTART, alpha.getRepeatMode());
}