PhoenicisFilteredListTest.java 文件源码

@Test
public void testListPermutation() {
    SortedList<Integer> sortedList = FXCollections.observableList(Arrays.asList(1, 2, 4, 3))
            .sorted(Comparator.naturalOrder());
    PhoenicisFilteredList<Integer> filteredList = new PhoenicisFilteredList<>(sortedList, i -> i % 2 == 0);

    assertEquals(2, filteredList.size());
    assertEquals(2, (int) filteredList.get(0));
    assertEquals(4, (int) filteredList.get(1));

    sortedList.comparatorProperty().set(Comparator.comparing(String::valueOf).reversed());

    assertEquals(2, filteredList.size());
    assertEquals(4, (int) filteredList.get(0));
    assertEquals(2, (int) filteredList.get(1));
}