}

  fun assertRequests(vararg expectedHosts: String?) {
    assertThat(requestedHosts).containsExactly(*expectedHosts)
    requestedHosts.clear()
  }

  /** Allocates and returns `count` fake IPv4 addresses like [255.0.0.100, 255.0.0.101].  */
  fun allocate(count: Int): List<InetAddress> {
    val from = nextAddress
    nextAddress += count
    return (from until nextAddress)
      .map {

        verifyNoMoreInteractions(cfg);

        // When cache is empty, getBuffer allocates a new buffer with configured size
        byte[] buf = impl.getBuffer();
        assertNotNull(buf, "getBuffer should never return null");
        assertEquals(5, buf.length, "Newly allocated buffer length should match config maximum size");
    }

    ImmutableList<String> list = ImmutableList.of("a", "b");
    assertSame(list, list.asList());
  }

  @SuppressWarnings("ModifiedButNotUsed")
  @GwtIncompatible // actually allocates nCopies
  @J2ktIncompatible // actually allocates nCopies
  public void testAddOverflowCollection() {
    ImmutableList.Builder<String> builder = ImmutableList.builder();
    for (int i = 0; i < 100; i++) {
      builder.add("a");
    }

    builder.add("baz");
    assertTrue(list.array != builder.contents);
  }

  @SuppressWarnings("ModifiedButNotUsed")
  @GwtIncompatible // actually allocates nCopies
  @J2ktIncompatible // actually allocates nCopies
  public void testAddOverflowCollection() {
    ImmutableList.Builder<String> builder = ImmutableList.builder();
    for (int i = 0; i < 100; i++) {
      builder.add("a");
    }

}

// VersionPurgeStatusKey denotes purge status in metadata
const (
	VersionPurgeStatusKey = ReservedMetadataPrefixLower + "purgestatus"
)

// newFileInfo - initializes new FileInfo, allocates a fresh erasure info.
func newFileInfo(object string, dataBlocks, parityBlocks int) (fi FileInfo) {
	fi.Erasure = ErasureInfo{
		Algorithm:    erasureAlgorithm,
		DataBlocks:   dataBlocks,
		ParityBlocks: parityBlocks,

			t.Errorf("Test %d: Expected %v but received %v -> %#v", tt.name, got, tt.want, tt)
		}
	}
}

// newTestXLMetaV1 - initializes new xlMetaV1Object, adds version, allocates a fresh erasure info and metadata.
func newTestXLMetaV1() xlMetaV1Object {
	xlMeta := xlMetaV1Object{}
	xlMeta.Version = xlMetaVersion101
	xlMeta.Format = xlMetaFormat
	xlMeta.Minio.Release = "test"

)

// Equal reports whether a and b
// are the same length and contain the same bytes.
// A nil argument is equivalent to an empty slice.
func Equal(a, b []byte) bool {
	// Neither cmd/compile nor gccgo allocates for these string conversions.
	return string(a) == string(b)
}

// Compare returns an integer comparing two byte slices lexicographically.
// The result will be 0 if a == b, -1 if a < b, and +1 if a > b.

   * method. The returned lists implement {@link RandomAccess}, whether or not the input list does.
   *
   * <p><b>Note:</b> The current implementation eagerly allocates storage for {@code size} elements.
   * As a consequence, passing values like {@code Integer.MAX_VALUE} can lead to {@link
   * OutOfMemoryError}.
   *

}

// buffered input and output

// ReadWriter stores pointers to a [Reader] and a [Writer].
// It implements [io.ReadWriter].
type ReadWriter struct {
	*Reader
	*Writer
}

// NewReadWriter allocates a new [ReadWriter] that dispatches to r and w.
func NewReadWriter(r *Reader, w *Writer) *ReadWriter {
	return &ReadWriter{r, w}

	if err != nil {
		return ObjectInfo{}, toObjectErr(err, minioMetaBucket, key)
	}

	// Fetch buffer for I/O, returns from the pool if not allocates a new one and returns.
	var buffer []byte
	switch size := data.Size(); {
	case size == 0:
		buffer = make([]byte, 1) // Allocate at least a byte to reach EOF
	case size >= fi.Erasure.BlockSize:
		buffer = globalBytePoolCap.Load().Get()