testPacketLength() — netty Function Reference

Architecture documentation for the testPacketLength() function in SslUtilsTest.java from the netty codebase.

Function java Buffer Allocators

Entity Profile

Buffer→ Allocators→ testPacketLength() — netty Function Reference

Dependency Diagram

graph TD
  7678f0a6_ca17_7e40_9f9d_1ac88c7d206c["testPacketLength()"]
  48820ee9_de8c_874d_12df_29f6fb10052e["SslUtilsTest"]
  7678f0a6_ca17_7e40_9f9d_1ac88c7d206c -->|defined in| 48820ee9_de8c_874d_12df_29f6fb10052e
  style 7678f0a6_ca17_7e40_9f9d_1ac88c7d206c fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

handler/src/test/java/io/netty/handler/ssl/SslUtilsTest.java lines 44–68

    @SuppressWarnings("deprecation")
    @Test
    public void testPacketLength() throws SSLException, NoSuchAlgorithmException {
        SSLEngine engineLE = newEngine();
        SSLEngine engineBE = newEngine();

        ByteBuffer empty = ByteBuffer.allocate(0);
        ByteBuffer cTOsLE = ByteBuffer.allocate(17 * 1024).order(ByteOrder.LITTLE_ENDIAN);
        ByteBuffer cTOsBE = ByteBuffer.allocate(17 * 1024);

        assertTrue(engineLE.wrap(empty, cTOsLE).bytesProduced() > 0);
        cTOsLE.flip();

        assertTrue(engineBE.wrap(empty, cTOsBE).bytesProduced() > 0);
        cTOsBE.flip();

        ByteBuf bufferLE = Unpooled.buffer().order(ByteOrder.LITTLE_ENDIAN).writeBytes(cTOsLE);
        ByteBuf bufferBE = Unpooled.buffer().writeBytes(cTOsBE);

        // Test that the packet-length for BE and LE is the same
        assertEquals(getEncryptedPacketLength(bufferBE, 0, true),
                getEncryptedPacketLength(bufferLE, 0, true));
        assertEquals(getEncryptedPacketLength(new ByteBuffer[] { bufferBE.nioBuffer() }, 0),
                getEncryptedPacketLength(new ByteBuffer[] { bufferLE.nioBuffer().order(ByteOrder.LITTLE_ENDIAN) }, 0));
    }