2015-05-28 03:37:56 +02:00
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/*
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* Copyright 2015 The Netty Project
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*
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* The Netty Project licenses this file to you under the Apache License,
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* version 2.0 (the "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*/
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package io.netty.channel.epoll;
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import static org.junit.Assert.*;
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2015-06-02 21:44:18 +02:00
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import static org.junit.Assume.*;
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2015-05-28 03:37:56 +02:00
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import io.netty.bootstrap.Bootstrap;
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2016-03-15 10:38:25 +01:00
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import io.netty.channel.ChannelException;
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2015-05-28 03:37:56 +02:00
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import io.netty.channel.ChannelInboundHandlerAdapter;
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import io.netty.channel.EventLoopGroup;
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import java.net.InetSocketAddress;
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2016-03-15 10:38:25 +01:00
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import java.nio.channels.ClosedChannelException;
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2015-05-28 03:37:56 +02:00
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import java.util.Random;
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2017-01-19 17:31:34 +01:00
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import org.junit.After;
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2015-05-28 03:37:56 +02:00
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import org.junit.AfterClass;
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2017-01-19 17:31:34 +01:00
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import org.junit.Before;
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2015-05-28 03:37:56 +02:00
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import org.junit.BeforeClass;
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import org.junit.Test;
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public class EpollSocketChannelConfigTest {
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private static EventLoopGroup group;
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private static EpollSocketChannel ch;
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private static Random rand;
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@BeforeClass
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2017-01-19 17:31:34 +01:00
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public static void beforeClass() {
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2015-05-28 03:37:56 +02:00
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rand = new Random();
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group = new EpollEventLoopGroup(1);
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2017-01-19 17:31:34 +01:00
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}
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@AfterClass
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public static void afterClass() {
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group.shutdownGracefully();
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}
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@Before
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public void setup() {
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2015-05-28 03:37:56 +02:00
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Bootstrap bootstrap = new Bootstrap();
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ch = (EpollSocketChannel) bootstrap.group(group)
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.channel(EpollSocketChannel.class)
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.handler(new ChannelInboundHandlerAdapter())
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.bind(new InetSocketAddress(0)).syncUninterruptibly().channel();
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}
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2017-01-19 17:31:34 +01:00
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@After
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public void teardown() {
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ch.close().syncUninterruptibly();
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2015-05-28 03:37:56 +02:00
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}
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private long randLong(long min, long max) {
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return min + nextLong(max - min + 1);
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}
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private long nextLong(long n) {
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long bits, val;
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do {
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bits = (rand.nextLong() << 1) >>> 1;
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val = bits % n;
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} while (bits - val + (n - 1) < 0L);
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return val;
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}
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@Test
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public void testRandomTcpNotSentLowAt() {
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2015-06-02 21:44:18 +02:00
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final long expected = randLong(0, 0xFFFFFFFFL);
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final long actual;
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try {
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ch.config().setTcpNotSentLowAt(expected);
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actual = ch.config().getTcpNotSentLowAt();
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} catch (RuntimeException e) {
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assumeNoException(e);
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return; // Needed to prevent compile error for final variables to be used below
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}
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assertEquals(expected, actual);
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2015-05-28 03:37:56 +02:00
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}
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2015-06-02 21:44:18 +02:00
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@Test
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2015-05-28 03:37:56 +02:00
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public void testInvalidHighTcpNotSentLowAt() {
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2015-06-02 21:44:18 +02:00
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try {
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final long value = 0xFFFFFFFFL + 1;
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ch.config().setTcpNotSentLowAt(value);
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} catch (IllegalArgumentException e) {
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return;
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} catch (RuntimeException e) {
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assumeNoException(e);
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}
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2015-05-28 03:37:56 +02:00
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fail();
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}
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2015-06-02 21:44:18 +02:00
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@Test
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2015-05-28 03:37:56 +02:00
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public void testInvalidLowTcpNotSentLowAt() {
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2015-06-02 21:44:18 +02:00
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try {
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final long value = -1;
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ch.config().setTcpNotSentLowAt(value);
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} catch (IllegalArgumentException e) {
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return;
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} catch (RuntimeException e) {
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assumeNoException(e);
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}
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2015-05-28 03:37:56 +02:00
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fail();
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}
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@Test
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public void testTcpCork() {
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ch.config().setTcpCork(false);
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assertFalse(ch.config().isTcpCork());
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ch.config().setTcpCork(true);
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assertTrue(ch.config().isTcpCork());
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}
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2016-03-04 10:32:11 +01:00
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@Test
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public void testTcpQickAck() {
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ch.config().setTcpQuickAck(false);
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assertFalse(ch.config().isTcpQuickAck());
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ch.config().setTcpQuickAck(true);
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assertTrue(ch.config().isTcpQuickAck());
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}
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2016-03-15 10:38:25 +01:00
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@Test
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public void testSetOptionWhenClosed() {
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ch.close().syncUninterruptibly();
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try {
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ch.config().setSoLinger(0);
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fail();
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} catch (ChannelException e) {
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assertTrue(e.getCause() instanceof ClosedChannelException);
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}
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}
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@Test
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public void testGetOptionWhenClosed() {
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ch.close().syncUninterruptibly();
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try {
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2017-02-02 19:15:10 +01:00
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ch.config().getSoLinger();
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2016-03-15 10:38:25 +01:00
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fail();
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} catch (ChannelException e) {
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assertTrue(e.getCause() instanceof ClosedChannelException);
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}
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}
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2015-05-28 03:37:56 +02:00
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}
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