assertEquals(2, lin.available());
    int read = lin.read();
    assertEquals(big[0], read);
    assertEquals(1, lin.available());
    read = lin.read();
    assertEquals(big[1], read);
    assertEquals(0, lin.available());
    read = lin.read();
    assertEquals(-1, read);

    lin.reset();
    byte[] small = new byte[5];
    read = lin.read(small);
    assertEquals(2, read);
    assertEquals(big[0], small[0]);

		t.Errorf("Read error: got %T, want testError1", err)
	}
	if _, err := rb.TryRead([]byte{0}); err != (testError1{}) {
		t.Errorf("Read error: got %T, want testError1", err)
	}
	rb.CloseWithError(testError2{})
	if _, err := rb.Read(nil); err != (testError1{}) {
		t.Errorf("Read error: got %T, want testError1", err)
	}
	if _, err := rb.Read([]byte{0}); err != (testError1{}) {

    HashingInputStream in = new HashingInputStream(sha512(), buffer);

    byte[] buf = new byte[100];
    int numOfByteRead = in.read(buf, 0, buf.length);
    assertEquals(-1, in.read()); // additional read
    assertEquals(4, numOfByteRead);

    assertEquals(expectedHash, in.hash());
  }

  public void testHash_hashesCorrectlyForSkipping() throws Exception {

    HashingInputStream in = new HashingInputStream(sha512(), buffer);

    byte[] buf = new byte[100];
    int numOfByteRead = in.read(buf, 0, buf.length);
    assertEquals(-1, in.read()); // additional read
    assertEquals(4, numOfByteRead);

    assertEquals(expectedHash, in.hash());
  }

  public void testHash_hashesCorrectlyForSkipping() throws Exception {

    if (b != -1) {
      hasher.putByte((byte) b);
    }
    return b;
  }

  /**
   * Reads the specified bytes of data from the underlying input stream and updates the hasher with
   * the bytes read.
   */
  @Override
  @CanIgnoreReturnValue
  public int read(byte[] bytes, int off, int len) throws IOException {
    int numOfBytesRead = in.read(bytes, off, len);
    if (numOfBytesRead != -1) {

@Singleton
public class DefaultMetadataReader implements MetadataReader {

    @Override
    public Metadata read(File input, Map<String, ?> options) throws IOException {
        Objects.requireNonNull(input, "input cannot be null");

        return read(Files.newInputStream(input.toPath()), options);
    }

    @Override
    public Metadata read(Reader input, Map<String, ?> options) throws IOException {

    InputStream in = url.openStream();
    try {
      OutputStream out = new FileOutputStream(file);
      try {
        byte[] buf = new byte[4096];
        for (int read = in.read(buf); read != -1; read = in.read(buf)) {
          out.write(buf, 0, read);
        }
      } finally {
        out.close();
      }
    } finally {
      in.close();
    }
  }

  @CanIgnoreReturnValue

            SMBUtil.writeInt2(17, buffer, 0); // Structure size
            SMBUtil.writeInt2(0, buffer, 2); // Reserved
            SMBUtil.writeInt4(-1, buffer, 4); // Count (will be read as unsigned)
            SMBUtil.writeInt4(-2, buffer, 8); // Remaining (will be read as unsigned)
            SMBUtil.writeInt4(0, buffer, 12); // WriteChannelInfoOffset/Length

            int bytesRead = response.readBytesWireFormat(buffer, 0);

    tokenUrl="/api/oauth/token",
    scopes={"read": "Read access", "write": "Write access"},
)


async def get_token(token: Annotated[str, Depends(oauth2_scheme)]) -> str:
    return token


app = FastAPI(dependencies=[Depends(get_token)])


@app.get("/admin", dependencies=[Security(get_token, scopes=["read", "write"])])
async def read_admin():
    return {"message": "Admin Access"}

}

var errUnreadByte = errors.New("bytes.Buffer: UnreadByte: previous operation was not a successful read")

// UnreadByte unreads the last byte returned by the most recent successful
// read operation that read at least one byte. If a write has happened since
// the last read, if the last read returned an error, or if the read read zero
// bytes, UnreadByte returns an error.
func (b *Buffer) UnreadByte() error {