@Test
public void testSelectVOIObjectShouldReturnSharedFrameDataIfPerFrameDataIsNotPresent() {

    DicomObject sharedVoiLut = createWindowCenterObject();
    DicomObject obj = new BasicDicomObject();
    DicomElement frameGroupSequence = obj.putSequence(Tag.PerFrameFunctionalGroupsSequence);
    addFrame(frameGroupSequence, null);
    addFrame(frameGroupSequence, null);
    obj.putNestedDicomObject(Tag.SharedFunctionalGroupsSequence,
            createFrameGroups(sharedVoiLut));
    assertSame(sharedVoiLut, VOIUtils.selectVoiObject(obj, null, 2));
}