AdhocListTest.java 文件源码

@Test
public void testListPermutation() {
    SortedList<String> sortedList = FXCollections.observableArrayList(Arrays.asList("3", "7", "1", "5"))
            .sorted(Comparator.naturalOrder());
    AdhocList<String> mappedList = new AdhocList<>(sortedList, "0");

    assertEquals(5, mappedList.size());
    assertEquals("0", mappedList.get(0));
    assertEquals("1", mappedList.get(1));
    assertEquals("3", mappedList.get(2));
    assertEquals("5", mappedList.get(3));
    assertEquals("7", mappedList.get(4));

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

    assertEquals(5, mappedList.size());
    assertEquals("0", mappedList.get(0));
    assertEquals("7", mappedList.get(1));
    assertEquals("5", mappedList.get(2));
    assertEquals("3", mappedList.get(3));
    assertEquals("1", mappedList.get(4));
}