@Test
public void whenUpdateView_thenViewShouldReflectChanges() {
attribute.updateView(view, checkedItemPositions);
assertThat(
SparseBooleanArrayUtils.toSet(view.getCheckedItemPositions()),
equalTo(checkedItemPositions));
}
@Before
public void setUp() {
checkedItemPositions = SparseBooleanArrayUtils.toSet(anySparseBooleanArray());
}