Examples with LengthFieldPrepender io.netty.handler.codec.LengthFieldPrepender used on opensource projects

Example 31 with LengthFieldPrepender

use of io.netty.handler.codec.LengthFieldPrepender in project netty by netty.

the class LengthFieldPrependerTest method testPrependLengthInLittleEndian.

@Test
public void testPrependLengthInLittleEndian() throws Exception {
    final EmbeddedChannel ch = new EmbeddedChannel(new LengthFieldPrepender(ByteOrder.LITTLE_ENDIAN, 4, 0, false));
    ch.writeOutbound(msg);
    ByteBuf buf = ch.readOutbound();
    assertEquals(4, buf.readableBytes());
    byte[] writtenBytes = new byte[buf.readableBytes()];
    buf.getBytes(0, writtenBytes);
    assertEquals(1, writtenBytes[0]);
    assertEquals(0, writtenBytes[1]);
    assertEquals(0, writtenBytes[2]);
    assertEquals(0, writtenBytes[3]);
    buf.release();
    buf = ch.readOutbound();
    assertSame(buf, msg);
    buf.release();
    assertFalse(ch.finish(), "The channel must have been completely read");
}

Example 32 with LengthFieldPrepender

use of io.netty.handler.codec.LengthFieldPrepender in project netty by netty.

the class LengthFieldPrependerTest method testPrependLength.

@Test
public void testPrependLength() throws Exception {
    final EmbeddedChannel ch = new EmbeddedChannel(new LengthFieldPrepender(4));
    ch.writeOutbound(msg);
    ByteBuf buf = ch.readOutbound();
    assertEquals(4, buf.readableBytes());
    assertEquals(msg.readableBytes(), buf.readInt());
    buf.release();
    buf = ch.readOutbound();
    assertSame(buf, msg);
    buf.release();
}

Example 33 with LengthFieldPrepender

use of io.netty.handler.codec.LengthFieldPrepender in project netty by netty.

the class LengthFieldPrependerTest method testPrependLengthIncludesLengthFieldLength.

@Test
public void testPrependLengthIncludesLengthFieldLength() throws Exception {
    final EmbeddedChannel ch = new EmbeddedChannel(new LengthFieldPrepender(4, true));
    ch.writeOutbound(msg);
    ByteBuf buf = ch.readOutbound();
    assertEquals(4, buf.readableBytes());
    assertEquals(5, buf.readInt());
    buf.release();
    buf = ch.readOutbound();
    assertSame(buf, msg);
    buf.release();
}

Example 34 with LengthFieldPrepender

use of io.netty.handler.codec.LengthFieldPrepender in project netty by netty.

the class LengthFieldPrependerTest method testPrependAdjustedLength.

@Test
public void testPrependAdjustedLength() throws Exception {
    final EmbeddedChannel ch = new EmbeddedChannel(new LengthFieldPrepender(4, -1));
    ch.writeOutbound(msg);
    ByteBuf buf = ch.readOutbound();
    assertEquals(4, buf.readableBytes());
    assertEquals(msg.readableBytes() - 1, buf.readInt());
    buf.release();
    buf = ch.readOutbound();
    assertSame(buf, msg);
    buf.release();
}