if err != nil {
		t.Skipf("skipping test because opening a unixpacket socket failed: %v", err)
	}

	// Start a goroutine for the server to accept one connection
	// and read all the data sent on the connection,
	// reporting the number of bytes read on ch.
	ch := make(chan int, 1)
	var wg sync.WaitGroup
	wg.Add(1)
	go func() {
		defer wg.Done()

		tot := 0
		defer func() {
			ch <- tot
		}()

    val body = body("")
    val bytes = body.byteStream()
    assertThat(bytes.read()).isEqualTo(-1)
  }

  @Test
  fun byteStreamSeesBom() {
    val body = body("efbbbf68656c6c6f")
    val bytes = body.byteStream()
    assertThat(bytes.read()).isEqualTo(0xef)
    assertThat(bytes.read()).isEqualTo(0xbb)
    assertThat(bytes.read()).isEqualTo(0xbf)

    int CAP_LEVEL_II_OPLOCKS = 0x0080;
    /** Lock and read capability */
    int CAP_LOCK_AND_READ = 0x0100;
    /** NT find capability */
    int CAP_NT_FIND = 0x0200;
    /** DFS capability */
    int CAP_DFS = 0x1000;
    /** Extended security capability */
    int CAP_EXTENDED_SECURITY = 0x80000000;

    // file attribute encoding
    /** Read-only file attribute */
    int ATTR_READONLY = 0x01;

var errChunkTooBig = errors.New("chunk too big: choose chunk size <= 16MiB")

// newSignV4ChunkedReader returns a new s3ChunkedReader that translates the data read from r
// out of HTTP "chunked" format before returning it.
// The s3ChunkedReader returns io.EOF when the final 0-length chunk is read.
//
// NewChunkedReader is not needed by normal applications. The http package
// automatically decodes chunking when reading response bodies.

	rc io.ReadCloser
	mu sync.Mutex
}

func (pr *syncReadCloser) Read(p []byte) (n int, err error) {
	// This ensures that Close will block until Read has completed.
	// This allows another goroutine to close the reader.
	pr.mu.Lock()
	defer pr.mu.Unlock()
	if pr.rc == nil {
		return 0, io.EOF
	}
	return pr.rc.Read(p)
}

func (pr *syncReadCloser) Close() error {
	pr.mu.Lock()

```bash
ADMIN_EMAIL="******@****.***"
APP_NAME="ChimichangApp"
```

### Read settings from `.env` { #read-settings-from-env }

And then update your `config.py` with:

{* ../../docs_src/settings/app03_an_py39/config.py hl[9] *}

/// tip

     *            The byte buffer. Must not be {@literal null}.
     * @return The number of bytes read.
     */
    public static int read(final FileChannel channel, final ByteBuffer buffer) {
        assertArgumentNotNull("channel", channel);
        assertArgumentNotNull("buffer", buffer);

        try {
            return channel.read(buffer);
        } catch (final IOException e) {
            throw new IORuntimeException(e);

        trans2FindFirst2 = new Trans2FindFirst2(mockConfig, "\\test", "*.*", 0x16, 10, 1024);

        byte[] buffer = new byte[100];
        int read = trans2FindFirst2.readSetupWireFormat(buffer, 0, 100);

        assertEquals(0, read);
    }

    @Test
    @DisplayName("Test readParametersWireFormat returns 0")
    void testReadParametersWireFormat() {

            @Override
            public int read() throws IOException {
                return originalStream.read();
            }

            @Override
            public int read(byte[] b) throws IOException {
                return originalStream.read(b);
            }

            @Override
            public int read(byte[] b, int off, int len) 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