BootstrapTest Class — netty Architecture

Source Code

transport/src/test/java/io/netty/bootstrap/BootstrapTest.java lines 79–615

public class BootstrapTest {

    private static final EventLoopGroup groupA = new MultiThreadIoEventLoopGroup(1, LocalIoHandler.newFactory());
    private static final EventLoopGroup groupB = new MultiThreadIoEventLoopGroup(1, LocalIoHandler.newFactory());
    private static final ChannelInboundHandler dummyHandler = new DummyHandler();

    @AfterAll
    public static void destroy() {
        groupA.shutdownGracefully();
        groupB.shutdownGracefully();
        groupA.terminationFuture().syncUninterruptibly();
        groupB.terminationFuture().syncUninterruptibly();
    }

    @Test
    public void testSetOptionsThrow() {
        final ChannelFuture cf = new Bootstrap()
                .group(groupA)
                .channelFactory(new ChannelFactory<Channel>() {
                    @Override
                    public Channel newChannel() {
                        return new TestChannel();
                    }
                })
                .option(ChannelOption.CONNECT_TIMEOUT_MILLIS, 4242)
                .handler(new ChannelInboundHandlerAdapter())
                .register();

        assertThrows(UnsupportedOperationException.class, new  Executable() {
            @Override
            public void execute() throws Throwable {
                cf.syncUninterruptibly();
            }
        });
        assertFalse(cf.channel().isActive());
    }

    @Test
    public void testOptionsCopied() {
        final Bootstrap bootstrapA = new Bootstrap();
        bootstrapA.option(ChannelOption.AUTO_READ, true);
        Map.Entry<ChannelOption<?>, Object>[] channelOptions = bootstrapA.newOptionsArray();
        bootstrapA.option(ChannelOption.AUTO_READ, false);
        assertEquals(ChannelOption.AUTO_READ, channelOptions[0].getKey());
        assertEquals(true, channelOptions[0].getValue());
    }

    @Test
    public void testAttributesCopied() {
        AttributeKey<String> key = AttributeKey.valueOf(UUID.randomUUID().toString());
        String value = "value";
        final Bootstrap bootstrapA = new Bootstrap();
        bootstrapA.attr(key, value);
        Map.Entry<AttributeKey<?>, Object>[] attributesArray = bootstrapA.newAttributesArray();
        bootstrapA.attr(key, "value2");
        assertEquals(key, attributesArray[0].getKey());
        assertEquals(value, attributesArray[0].getValue());
    }

    @Test
    public void optionsAndAttributesMustBeAvailableOnChannelInit() throws InterruptedException {
        final AttributeKey<String> key = AttributeKey.valueOf(UUID.randomUUID().toString());
        new Bootstrap()
                .group(groupA)
                .channel(LocalChannel.class)
                .option(ChannelOption.CONNECT_TIMEOUT_MILLIS, 4242)
                .attr(key, "value")
                .handler(new ChannelInitializer<LocalChannel>() {
                    @Override
                    protected void initChannel(LocalChannel ch) throws Exception {
                        Integer option = ch.config().getOption(ChannelOption.CONNECT_TIMEOUT_MILLIS);
                        assertEquals(4242, (int) option);
                        assertEquals("value", ch.attr(key).get());
                    }
                })
                .bind(LocalAddress.ANY).sync();
    }

    @Test
    @Timeout(value = 10000, unit = TimeUnit.MILLISECONDS)
    public void testBindDeadLock() throws Exception {