assertPermutationsCount(6, Collections2.permutations(newArrayList(1, 2, 3)));
    assertPermutationsCount(5040, Collections2.permutations(newArrayList(1, 2, 3, 4, 5, 6, 7)));
    assertPermutationsCount(40320, Collections2.permutations(newArrayList(1, 2, 3, 4, 5, 6, 7, 8)));
  }

  public void testPermutationSetSizeOverflow() {
    // 13 elements overflow an int
    assertEquals(
        Integer.MAX_VALUE,

    List<Integer> list = asList(4, 2, 3, 5, 1);
    assertEquals(
        asList(1, 2, 3, 4, 5), Ordering.<Integer>natural().leastOf(list, Integer.MAX_VALUE));
  }

  public void testLeastOfIteratorLargeK() {
    List<Integer> list = asList(4, 2, 3, 5, 1);
    assertEquals(
        asList(1, 2, 3, 4, 5),
        Ordering.<Integer>natural().leastOf(list.iterator(), Integer.MAX_VALUE));
  }

    List<Integer> list = asList(4, 2, 3, 5, 1);
    assertEquals(
        asList(1, 2, 3, 4, 5), Ordering.<Integer>natural().leastOf(list, Integer.MAX_VALUE));
  }

  public void testLeastOfIteratorLargeK() {
    List<Integer> list = asList(4, 2, 3, 5, 1);
    assertEquals(
        asList(1, 2, 3, 4, 5),
        Ordering.<Integer>natural().leastOf(list.iterator(), Integer.MAX_VALUE));
  }

   *     new ImmutableListMultimap.Builder<String, Integer>()
   *         .put("one", 1)
   *         .putAll("several", 1, 2, 3)
   *         .putAll("many", 1, 2, 3, 4, 5)
   *         .build();
   * }
   *
   * <p>Builder instances can be reused; it is safe to call {@link #build} multiple times to build

 * whenever there is a chance the check may fail "in real life". Example:
 *
 * {@snippet :
 * Bill bill = remoteService.getLastUnpaidBill();
 *
 * // In case bug 12345 happens again we'd rather just die
 * Verify.verify(bill.status() == Status.UNPAID,
 *     "Unexpected bill status: %s", bill.status());
 * }
 *
 * <h3>Comparison to alternatives</h3>
 *

    ByteSource b1 = ByteSource.wrap(new byte[] {0, 1, 2, 3});
    ByteSource b2 = ByteSource.wrap(new byte[0]);
    ByteSource b3 = ByteSource.wrap(new byte[] {4, 5});

    byte[] expected = {0, 1, 2, 3, 4, 5};

    assertArrayEquals(expected, ByteSource.concat(ImmutableList.of(b1, b2, b3)).read());
    assertArrayEquals(expected, ByteSource.concat(b1, b2, b3).read());

- Added `client-go` support for upgrading subresource fields from client-side to server-side management. ([#123484](https://github.com/kubernetes/kubernetes/pull/123484), [@erikgb](https://github.com/erikgb))

	}{
		// cases which should pass the test.
		// passing in valid bucket names.
		{"lol", true},
		{"1-this-is-valid", true},
		{"1-this-too-is-valid-1", true},
		{"this.works.too.1", true},
		{"1234567", true},
		{"123", true},
		{"s3-eu-west-1.amazonaws.com", true},
		{"ideas-are-more-powerful-than-guns", true},
		{"testbucket", true},
		{"1bucket", true},
		{"bucket1", true},
		{"a.b", true},

        IteratorTester.KnownOrder.KNOWN_ORDER) {
      @Override
      protected Iterator<List<Integer>> newTargetIterator() {
        Iterator<Integer> source = Iterators.forArray(1, 2, 3, 4, 5, 6, 7);
        return Iterators.partition(source, 3);
      }
    }.test();
  }

  public void testPartition_view() {
    List<Integer> list = asList(1, 2);

   *     new ImmutableMultimap.Builder<String, Integer>()
   *         .put("one", 1)
   *         .putAll("several", 1, 2, 3)
   *         .putAll("many", 1, 2, 3, 4, 5)
   *         .build();
   * }
   *
   * <p>Builder instances can be reused; it is safe to call {@link #build} multiple times to build