LzfDecoderTest Class — netty Architecture

Source Code

codec-compression/src/test/java/io/netty/handler/codec/compression/LzfDecoderTest.java lines 29–74

public class LzfDecoderTest extends AbstractDecoderTest {

    public LzfDecoderTest() throws Exception {
    }

    @Override
    protected EmbeddedChannel createChannel() {
        return new EmbeddedChannel(new LzfDecoder());
    }

    @Test
    public void testUnexpectedBlockIdentifier() {
        final ByteBuf in = Unpooled.buffer();
        in.writeShort(0x1234);  //random value
        in.writeByte(BLOCK_TYPE_NON_COMPRESSED);
        in.writeShort(0);

        assertThrows(DecompressionException.class, new Executable() {
            @Override
            public void execute() {
                channel.writeInbound(in);
            }
        }, "unexpected block identifier");
    }

    @Test
    public void testUnknownTypeOfChunk() {
        final ByteBuf in = Unpooled.buffer();
        in.writeByte(BYTE_Z);
        in.writeByte(BYTE_V);
        in.writeByte(0xFF);   //random value
        in.writeInt(0);

        assertThrows(DecompressionException.class, new Executable() {
            @Override
            public void execute() {
                channel.writeInbound(in);
            }
        }, "unknown type of chunk");
    }

    @Override
    protected byte[] compress(byte[] data) throws Exception {
        return PlatformDependent.hasUnsafe() ? LZFEncoder.encode(data) : LZFEncoder.safeEncode(data);
    }
}