assertThat(UnsignedLongs.join(",", -1, Long.MIN_VALUE))
        .isEqualTo("18446744073709551615,9223372036854775808");
    assertThat(UnsignedLongs.join("", 1, 2, 3)).isEqualTo("123");
    assertThat(UnsignedLongs.join("", -1, Long.MIN_VALUE))
        .isEqualTo("184467440737095516159223372036854775808");
  }

  @J2ktIncompatible
  @GwtIncompatible // NullPointerTester

    }

    /**
     * Test with special characters in the target name.
     */
    @Test
    void testSpecialCharacters() {
        String specialChars = "サーバー名/ドメイン.com-123!@#$"; // Japanese characters and symbols
        AvTargetName avTargetName = new AvTargetName(specialChars);
        assertEquals(specialChars, avTargetName.getTargetName(), "Special characters should be handled correctly");
    }

    try {
      iterator.next();
      fail("did not detect end of list");
    } catch (NoSuchElementException expected) {
    }
    iterator.remove();
    assertEquals(asList("1", "2", "3"), list);
    assertFalse(iterator.hasNext());
  }

  public void testPartition_badSize() {
    List<Integer> source = singletonList(1);

      assertEqualsSame(expected, in, anyOf("-").collapseFrom(in, replacement));
      assertEqualsSame(expected, in, anyOf("-#").collapseFrom(in, replacement));
      assertEqualsSame(expected, in, anyOf("-#123").collapseFrom(in, replacement));
    }
  }

  private void doTestCollapseWithNoChange(String inout) {
    assertSame(inout, is('-').collapseFrom(inout, '_'));

    private static Stream<Arguments> valueProvider() {
        return Stream.of(Arguments.of(0, 0L, 0L, 0L, 0L), // all zeros
                Arguments.of(1, 1L, 1L, 1L, 1L), // ones
                Arguments.of(123, 456L, 789L, 101112L, 131415L), // arbitrary positives
                Arguments.of(Integer.MAX_VALUE, Long.MAX_VALUE, Long.MIN_VALUE, 999_999_999_999L, -1L), // extremes

"1.1.1 OK"
"1.1.2 OK"
"1.1.3 OK"
"1.1.4 OK"
"1.1.5 OK"
"1.1.6 OK"
"1.1.7 OK"
"1.1.8 OK"
"1.2.1 OK"
"1.2.2 OK"
"1.2.3 OK"
"1.2.4 OK"
"1.2.5 OK"
"1.2.6 OK"
"1.2.7 OK"
"1.2.8 OK"
"10.1.1 OK"
"12.1.1 UNIMPLEMENTED"
"12.1.10 UNIMPLEMENTED"
"12.1.11 UNIMPLEMENTED"
"12.1.12 UNIMPLEMENTED"
"12.1.13 UNIMPLEMENTED"
"12.1.14 UNIMPLEMENTED"
"12.1.15 UNIMPLEMENTED"
"12.1.16 UNIMPLEMENTED"
"12.1.17 UNIMPLEMENTED"

        DocMap docMap = new DocMap(parentMap);

        docMap.put("key1", "value1");
        docMap.put("key2", 123);
        docMap.put("key3", true);

        assertEquals(3, docMap.size());
        assertEquals("value1", docMap.get("key1"));
        assertEquals(123, docMap.get("key2"));
        assertEquals(true, docMap.get("key3"));

        assertTrue(docMap.containsKey("key1"));

            public XContentBuilder toXContent(XContentBuilder builder, Params params) throws IOException {
                builder.startObject();
                builder.field("name", "test");
                builder.field("value", 123);
                builder.field("enabled", true);
                builder.startArray("items");
                builder.value("item1");
                builder.value("item2");
                builder.endArray();

      }
    }
    return flip(max);
  }

  /**
   * Returns a string containing the supplied unsigned {@code long} values separated by {@code
   * separator}. For example, {@code join("-", 1, 2, 3)} returns the string {@code "1-2-3"}.
   *
   * @param separator the text that should appear between consecutive values in the resulting string
   *     (but not at the start or end)

    /**
     * @throws Exception
     */
    @Test
    public void testGet() throws Exception {
        final Field field = getClass().getField("objectField");
        final Integer testData = Integer.valueOf(123);
        FieldUtil.set(field, this, testData);
        assertThat((Integer) FieldUtil.get(field, this), is(testData));
    }

    /**
     * @throws Exception
     */
    @Test