}
		if v.wantErr == nil && r.Len() == 0 {
			t.Errorf("test %d, canary byte unexpectedly consumed", i)
		}
	}
}

// testNonEmptyReader wraps an io.Reader and ensures that
// Read is never called with an empty buffer.
type testNonEmptyReader struct{ io.Reader }

func (r testNonEmptyReader) Read(b []byte) (int, error) {
	if len(b) == 0 {
		return 0, errors.New("unexpected empty Read call")
	}

// decryption succeeded.
//
// DecryptObjectInfo also returns whether the object is encrypted or not.
func DecryptObjectInfo(info *ObjectInfo, r *http.Request) (encrypted bool, err error) {
	// Directories are never encrypted.
	if info.IsDir {
		return false, nil
	}
	if r == nil {
		return false, errInvalidArgument
	}

	headers := r.Header

	// disallow X-Amz-Server-Side-Encryption header on HEAD and GET

	if hasBadPathComponent(object) {
		return false
	}
	if !utf8.ValidString(object) {
		return false
	}
	if strings.Contains(object, `//`) {
		return false
	}
	// This is valid for AWS S3 but it will never
	// work with file systems, we will reject here
	// to return object name invalid rather than
	// a cryptic error from the file system.
	return !strings.ContainsRune(object, 0)
}

        filter(
            unfiltered,
            new Predicate<String>() {
              @Override
              public boolean apply(String s) {
                throw new AssertionFailedError("Should never be evaluated");
              }
            });

    List<String> expected = emptyList();
    List<String> actual = Lists.newArrayList(filtered);
    assertEquals(expected, actual);
  }

     * * [h2 with prior knowledge(cleartext only)][rfc_7540_34]
     *
     * **This is an evolving set.** Future releases include support for transitional
     * protocols. The http/1.1 transport will never be dropped.
     *
     * If multiple protocols are specified, [ALPN][alpn] will be used to negotiate a transport.
     * Protocol negotiation is only attempted for HTTPS URLs.
     *

      synchronized (mutex) {
        /*
         * toArrayImpl returns `@Nullable Object[]` rather than `Object[]` but only because it can
         * be used with collections that may contain null. This collection never contains nulls, so
         * we could return `Object[]`. But this class is private and J2KT cannot change return types
         * in overrides, so we declare `@Nullable Object[]` as the return type.
         */

      case CEILING:
      case UP:
        return logFloor + lessThanBranchFree(floorPow, x);
      case HALF_DOWN:
      case HALF_UP:
      case HALF_EVEN:
        // sqrt(10) is irrational, so log10(x)-logFloor is never exactly 0.5
        return logFloor + lessThanBranchFree(halfPowersOf10[logFloor], x);
    }
    throw new AssertionError();
  }

  @GwtIncompatible // TODO
  static int log10Floor(long x) {
    /*

      synchronized (mutex) {
        /*
         * toArrayImpl returns `@Nullable Object[]` rather than `Object[]` but only because it can
         * be used with collections that may contain null. This collection never contains nulls, so
         * we could return `Object[]`. But this class is private and J2KT cannot change return types
         * in overrides, so we declare `@Nullable Object[]` as the return type.
         */

          <description>
            The frequency for downloading updates - can be
            {@code always},
            {@code daily} (default),
            {@code interval:XXX} (in minutes) or
            {@code never} (only if it doesn't exist locally).
          </description>
          <type>String</type>
        </field>
        <field>
          <name>checksumPolicy</name>
          <version>4.0.0+</version>

* kubeadm has removed `.Etcd.SelfHosting` from its configuration API. It was never used in practice ([#63871](https://github.com/kubernetes/kubernetes/pull/63871), [@luxas](https://github.com/luxas))