assertArrayEquals(new byte[0], sink.getBytes());
    sink.write(bytes);

    assertTrue(sink.wasStreamOpened() && sink.wasStreamClosed());
    assertArrayEquals(bytes, sink.getBytes());
  }

  public void testWriteFrom_inputStream() throws IOException {
    ByteArrayInputStream in = new ByteArrayInputStream(bytes);
    sink.writeFrom(in);

    assertTrue(sink.wasStreamOpened() && sink.wasStreamClosed());

    assertArrayEquals(new byte[0], sink.getBytes());
    sink.write(bytes);

    assertTrue(sink.wasStreamOpened() && sink.wasStreamClosed());
    assertArrayEquals(bytes, sink.getBytes());
  }

  public void testWriteFrom_inputStream() throws IOException {
    ByteArrayInputStream in = new ByteArrayInputStream(bytes);
    sink.writeFrom(in);

    assertTrue(sink.wasStreamOpened() && sink.wasStreamClosed());

        String name = "TEST            ";
        System.arraycopy(name.getBytes("US-ASCII"), 0, src, srcIndex + 13, 16);
        src[srcIndex + 28] = 0x00; // hex code
        src[srcIndex + 29] = 0x04; // flags
        // MAC address (6 bytes)
        byte[] mac = new byte[6];
        System.arraycopy(mac, 0, src, srcIndex + 31, 6);
        // Stats (6 bytes)
        byte[] stats = new byte[6];

                // warm up
                test(listener, session, resource, 0);

                for (int i = 1; i < size; i++) {
                    final int bytes = i;

                    service.execute(() -> {
                        test(listener, session, resource, bytes);
                    });
                }

                // start all threads at once
                try {
                    startLatch.await();

@NullUnmarked
public final class TestByteSource extends ByteSource implements TestStreamSupplier {

  private final byte[] bytes;
  private final ImmutableSet<TestOption> options;

  private boolean inputStreamOpened;
  private boolean inputStreamClosed;

  TestByteSource(byte[] bytes, TestOption... options) {
    this.bytes = checkNotNull(bytes);
    this.options = ImmutableSet.copyOf(options);
  }

  @Override

        // Write durable handle V2 request data (32 bytes total)
        // MS-SMB2 2.2.13.2.4 structure:
        SMBUtil.writeInt4((int) getTimeoutFor100Ns(), dst, dstIndex); // Timeout (4 bytes in 100-ns intervals)
        dstIndex += 4;

        SMBUtil.writeInt4(flags, dst, dstIndex); // Flags (4 bytes)
        dstIndex += 4;

        SMBUtil.writeInt8(0, dst, dstIndex); // Reserved (8 bytes)
        dstIndex += 8;

        // Should report 26 bytes written (20 from encode + 6 increment)
        assertEquals(26, written);

        // Check that padding bytes are zeros
        // The implementation writes 8 bytes with writeInt8 but only increments by 6
        // This means bytes 20-27 will be zero (8 bytes written by writeInt8)
        for (int i = 20; i < 28; i++) {

        // Verify context header structure according to MS-SMB2
        // Next field (4 bytes) - should be 0 for last/single context
        assertEquals(0, SMBUtil.readInt4(buffer, 0));

        // NameOffset field (2 bytes) - should be 16 (after header)
        assertEquals(16, SMBUtil.readInt2(buffer, 4));

        // NameLength field (2 bytes) - should be 4 for "RqLs"
        assertEquals(4, SMBUtil.readInt2(buffer, 6));

    /**
     * Creates the NTLM2 response for the supplied information.
     *
     * @param nTOWFv1 the NTOWFv1 hash
     * @param serverChallenge the server challenge bytes
     * @param clientChallenge the client challenge bytes
     * @return the NTLM2 response bytes
     */
    public static byte[] getNTLM2Response(final byte[] nTOWFv1, final byte[] serverChallenge, final byte[] clientChallenge) {

// such as pending, failed and completed bytes in total for a bucket
// remote target
type BucketReplicationStat struct {
	// Pending size in bytes
	//	PendingSize int64 `json:"pendingReplicationSize"`
	// Completed size in bytes
	ReplicatedSize int64 `json:"completedReplicationSize"`
	// Total Replica size in bytes
	ReplicaSize int64 `json:"replicaSize"`
	// Collect stats for failures