assertFalse(InetAddresses.isInetAddress("016.016.016.016"));
  }

  public void testForStringIPv4Input() throws UnknownHostException {
    String ipStr = "192.168.0.1";
    // Shouldn't hit DNS, because it's an IP string literal.
    InetAddress ipv4Addr = InetAddress.getByName(ipStr);
    assertThat(InetAddresses.forString(ipStr)).isEqualTo(ipv4Addr);
    assertTrue(InetAddresses.isInetAddress(ipStr));
  }

        `InvalidArgumentError,` as documented.
    *   Update Getting Started docs and API intro.
*   Google Cloud Storage (GCS):
    *   Add userspace DNS caching for the GCS client.
    *   Customize request timeouts for the GCS filesystem.
    *   Improve GCS filesystem caching.
*   Bug Fixes:
    *   Fix bug where partitioned integer variables got their wrong shapes.