*/
  private void assertSuppressed(Suppression... expected) {
    assertEquals(ImmutableList.copyOf(expected), suppressor.suppressions);
  }

  // TODO(cpovirk): Just use addSuppressed+getSuppressed now that we can rely on it.
  /** Suppressor that records suppressions. */
  private static class TestSuppressor implements Closer.Suppressor {

    executor.execute(task);
    assertEquals(1, numCalls.get());
  }

  /*
   * Under Android, MyError propagates up and fails the test?
   *
   * TODO(b/218700094): Does this matter to prod users, or is it just a feature of our testing
   * environment? If the latter, maybe write a custom Executor that avoids failing the test when it
   * sees an Error?
   */
  @AndroidIncompatible

                }

                if (links != null) {
                    String link = "\\";

                    /* Lookup the domain based DFS root target referral. Note the
                     * path is just "\" and not "\example.com\root".
                     */
                    dr = (DfsReferral)links.map.get(link);
                    if (dr != null && now > dr.expiration) {
                        links.map.remove(link);

	// as the kernel may have given us a different number that refers to the same file.
	assert.Equal(t, len(fds), 1)
	// in theory we should close the fd, but it's just a test..

	assert.Equal(t, m.Payload.(*zdsapi.WorkloadRequest_Add).Add.Uid, uid)
	// send ack so the server doesn't wait for us.
	sendAck(ztunClient)

	// second message should be the snap sent message

                case SID_TYPE_WKN_GRP:
                    int sid_index = rpc.names.names[si].sid_index;
                    rpc.unicode_string ustr = rpc.domains.domains[sid_index].name;
                    sids[si].domainName = (new UnicodeString(ustr, false)).toString();
                    break;
            }

            sids[si].acctName = (new UnicodeString(rpc.names.names[si].name, false)).toString();

      this.path = checkNotNull(path);
      this.options = options.clone();
      this.followLinks = followLinks(this.options);
      // TODO(cgdecker): validate the provided options... for example, just WRITE seems wrong
    }

    private static boolean followLinks(OpenOption[] options) {
      for (OpenOption option : options) {
        if (option == NOFOLLOW_LINKS) {
          return false;
        }

      }

      return 0L // run again immediately to create more connections if needed
    } catch (e: IOException) {
      // No need to log, user.connectFailed() will already have been called. Just try again later.
      return state.policy.backoffDelayMillis.jitterBy(state.policy.backoffJitterMillis) * 1_000_000
    }
  }

  private fun Long.jitterBy(amount: Int): Long {

      keys[dstIndex] = keys[srcIndex];
      values[dstIndex] = values[srcIndex];
      keys[srcIndex] = null;
      values[srcIndex] = 0;

      // move the last entry to the removed spot, just like we moved the element
      long lastEntry = entries[srcIndex];
      entries[dstIndex] = lastEntry;
      entries[srcIndex] = UNSET;

// Specify the server_def that enables collective ops.
// This is different to the above function in that it doesn't create remote
// contexts, and remotely executing ops is not possible. It just enables
// communication for collective ops.
TF_CAPI_EXPORT extern void TFE_EnableCollectiveOps(TFE_Context* ctx,
                                                   const void* proto,

// sep is placed between elements in the resulting slice.
func Join(s [][]byte, sep []byte) []byte {
	if len(s) == 0 {
		return []byte{}
	}
	if len(s) == 1 {
		// Just return a copy.
		return append([]byte(nil), s[0]...)
	}

	var n int
	if len(sep) > 0 {
		if len(sep) >= maxInt/(len(s)-1) {
			panic("bytes: Join output length overflow")
		}