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From eribeiro <...@git.apache.org>
Subject [GitHub] zookeeper pull request #99: ZOOKEEPER-2549 Add exception handling to sendRes...
Date Wed, 14 Dec 2016 00:26:41 GMT
Github user eribeiro commented on a diff in the pull request:

    https://github.com/apache/zookeeper/pull/99#discussion_r92274850
  
    --- Diff: src/java/test/org/apache/zookeeper/server/ServerCxnExceptionsTest.java ---
    @@ -0,0 +1,170 @@
    +/**
    + * Licensed to the Apache Software Foundation (ASF) under one
    + * or more contributor license agreements.  See the NOTICE file
    + * distributed with this work for additional information
    + * regarding copyright ownership.  The ASF licenses this file
    + * to you under the Apache License, Version 2.0 (the
    + * "License"); you may not use this file except in compliance
    + * with the License.  You may obtain a copy of the License at
    + *
    + *     http://www.apache.org/licenses/LICENSE-2.0
    + *
    + * Unless required by applicable law or agreed to in writing, software
    + * distributed under the License is distributed on an "AS IS" BASIS,
    + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    + * See the License for the specific language governing permissions and
    + * limitations under the License.
    + */
    +package org.apache.zookeeper.server;
    +
    +import org.apache.zookeeper.CreateMode;
    +import org.apache.zookeeper.KeeperException;
    +import org.apache.zookeeper.ZooDefs;
    +import org.apache.zookeeper.ZooKeeper;
    +import org.apache.zookeeper.data.Stat;
    +import org.apache.zookeeper.test.ClientBase;
    +import org.junit.AfterClass;
    +import org.junit.Test;
    +import org.slf4j.Logger;
    +import org.slf4j.LoggerFactory;
    +
    +import static org.junit.Assert.fail;
    +
    +/**
    + * Unit tests to test different exceptions scenarious in sendResponse
    + */
    +public class ServerCxnExceptionsTest extends ClientBase {
    +
    +  private static final Logger LOG = LoggerFactory.getLogger(ServerCxnExceptionsTest.class);
    +
    +  private String exceptionType;
    +
    +  private void NettySetup() throws Exception {
    +    System.setProperty(ServerCnxnFactory.ZOOKEEPER_SERVER_CNXN_FACTORY,
    +      "org.apache.zookeeper.server.NettyServerCnxnFactory");
    +    System.setProperty(ServerCnxnFactory.ZOOKEEPER_SERVER_CNXN, "org.apache.zookeeper.server.MockNettyServerCnxn");
    +    System.setProperty("exception.type", "NoException");
    +  }
    +
    +  private void NIOSetup() throws Exception {
    +    System.setProperty(ServerCnxnFactory.ZOOKEEPER_SERVER_CNXN_FACTORY,
    +      "org.apache.zookeeper.server.NIOServerCnxnFactory");
    +    System.setProperty(ServerCnxnFactory.ZOOKEEPER_SERVER_CNXN, "org.apache.zookeeper.server.MockNIOServerCnxn");
    +    System.setProperty("exception.type", "NoException");
    +  }
    +
    +  @AfterClass
    +  public static void tearDownAfterClass() throws Exception {
    +    System.clearProperty(ServerCnxnFactory.ZOOKEEPER_SERVER_CNXN_FACTORY);
    +    System.clearProperty(ServerCnxnFactory.ZOOKEEPER_SERVER_CNXN);
    +    System.clearProperty("exception.type");
    +  }
    +
    +  @Test (timeout = 60000)
    +  public void testNettyIOException() throws Exception {
    +    tearDown();
    +    NettySetup();
    +    testIOExceptionHelper();
    +  }
    +
    +  @Test (timeout = 60000)
    +  public void testNIOIOException() throws Exception {
    +    tearDown();
    +    NIOSetup();
    +    testIOExceptionHelper();
    +  }
    +
    +  private void testIOExceptionHelper() throws Exception {
    +    System.setProperty("exception.type", "IOException");
    +    super.setUp();
    +    final ZooKeeper zk = createClient();
    +    final String path = "/a";
    +    try {
    +      // make sure zkclient works
    +      zk.create(path, "test".getBytes(), ZooDefs.Ids.OPEN_ACL_UNSAFE,
    +        CreateMode.EPHEMERAL);
    +      fail("Should not come here");
    +      Stat stats = zk.exists(path, false);
    +      if (stats != null) {
    +        int length = stats.getDataLength();
    +      }
    +    } catch (KeeperException.ConnectionLossException cle) {
    +      LOG.info("ConnectionLossException: {}", cle);
    +    } finally {
    +      zk.close();
    +    }
    +  }
    +
    +  @Test (timeout = 10000)
    +  public void testNettyNoException() throws Exception {
    +    tearDown();
    +    NettySetup();
    +    testZKNoExceptionHelper();
    +  }
    +
    +  @Test (timeout = 10000)
    --- End diff --
    
    Same as above: why decrease the timeout?


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