KQueueSocketChannelConfigTest Class — netty Architecture

Source Code

transport-native-kqueue/src/test/java/io/netty/channel/kqueue/KQueueSocketChannelConfigTest.java lines 41–126

public class KQueueSocketChannelConfigTest {

    private static EventLoopGroup group;
    private static KQueueSocketChannel ch;
    private static Random rand;

    @BeforeAll
    public static void beforeClass() {
        rand = new Random();
        group = new MultiThreadIoEventLoopGroup(1, KQueueIoHandler.newFactory());
    }

    @AfterAll
    public static void afterClass() {
        group.shutdownGracefully();
    }

    @BeforeEach
    public void setup() {
        Bootstrap bootstrap = new Bootstrap();
        ch = (KQueueSocketChannel) bootstrap.group(group)
                .channel(KQueueSocketChannel.class)
                .handler(new ChannelInboundHandlerAdapter())
                .bind(new InetSocketAddress(0)).syncUninterruptibly().channel();
    }

    @AfterEach
    public void teardown() {
        ch.close().syncUninterruptibly();
    }

    @Test
    public void testRandomSndLowAt() {
        final int expected = Math.min(BSD_SND_LOW_AT_MAX, Math.abs(rand.nextInt()));
        final int actual;
        try {
            ch.config().setSndLowAt(expected);
            actual = ch.config().getSndLowAt();
        } catch (RuntimeException e) {
            throw new TestAbortedException("assumeNoException", e);
        }
        assertEquals(expected, actual);
    }

    @Test
    public void testInvalidHighSndLowAt() {
        try {
            ch.config().setSndLowAt(Integer.MIN_VALUE);
        } catch (ChannelException e) {
            return;
        } catch (RuntimeException e) {
            throw new TestAbortedException("assumeNoException", e);
        }
        fail();
    }

    @Test
    public void testTcpNoPush() {
        ch.config().setTcpNoPush(false);
        assertFalse(ch.config().isTcpNoPush());
        ch.config().setTcpNoPush(true);
        assertTrue(ch.config().isTcpNoPush());
    }

    @Test
    public void testSetOptionWhenClosed() {
        ch.close().syncUninterruptibly();
        try {
            ch.config().setSoLinger(0);
            fail();
        } catch (ChannelException e) {
            assertTrue(e.getCause() instanceof ClosedChannelException);
        }
    }

    @Test
    public void testGetOptionWhenClosed() {
        ch.close().syncUninterruptibly();
        try {
        ch.config().getSoLinger();
            fail();