/*
* Copyright 2010-2013 the original author or authors.
*
* Licensed 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.springframework.data.gemfire.client;
import static org.hamcrest.CoreMatchers.equalTo;
import static org.hamcrest.CoreMatchers.is;
import static org.junit.Assert.assertThat;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;
import javax.annotation.Resource;
import org.apache.geode.cache.CacheLoader;
import org.apache.geode.cache.CacheLoaderException;
import org.apache.geode.cache.LoaderHelper;
import org.apache.geode.cache.Region;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.data.gemfire.fork.ServerProcess;
import org.springframework.data.gemfire.process.ProcessExecutor;
import org.springframework.data.gemfire.process.ProcessWrapper;
import org.springframework.data.gemfire.test.support.FileSystemUtils;
import org.springframework.data.gemfire.test.support.ThreadUtils;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import org.springframework.util.Assert;
/**
* The ClientCacheVariableLocatorsTest class is a test suite of test cases testing the use of variable "locators"
* attribute on <gfe:pool/< in Spring (Data GemFire) configuration meta-data when connecting a client/server.
*
* @author John Blum
* @see org.junit.Test
* @see org.junit.runner.RunWith
* @see org.springframework.test.context.ContextConfiguration
* @see org.springframework.test.context.junit4.SpringJUnit4ClassRunner
* @since 1.6.3
*/
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration
@SuppressWarnings("all")
public class ClientCacheVariableLocatorsTest {
private static ProcessWrapper serverProcess;
@Resource(name = "Example")
private Region<String, Integer> example;
@BeforeClass
public static void setup() throws IOException {
String serverName = ClientCacheVariableServersTest.class.getSimpleName().concat("Server");
File serverWorkingDirectory = new File(FileSystemUtils.WORKING_DIRECTORY, serverName.toLowerCase());
Assert.isTrue(serverWorkingDirectory.isDirectory() || serverWorkingDirectory.mkdirs());
List<String> arguments = new ArrayList<String>();
arguments.add(String.format("-Dgemfire.name=%1$s", serverName));
arguments.add("/".concat(ClientCacheVariableLocatorsTest.class.getName().replace(".", "/")
.concat("-server-context.xml")));
serverProcess = ProcessExecutor.launch(serverWorkingDirectory, ServerProcess.class,
arguments.toArray(new String[arguments.size()]));
waitForServerToStart(TimeUnit.SECONDS.toMillis(20));
System.out.printf("Spring-based, GemFire Cache Server process for %1$s should be running...%n",
ClientCacheVariableLocatorsTest.class.getSimpleName());
}
private static void waitForServerToStart(final long milliseconds) {
ThreadUtils.timedWait(milliseconds, TimeUnit.MILLISECONDS.toMillis(500), new ThreadUtils.WaitCondition() {
private File serverPidControlFile = new File(serverProcess.getWorkingDirectory(),
ServerProcess.getServerProcessControlFilename());
@Override public boolean waiting() {
return !serverPidControlFile.isFile();
}
});
}
@AfterClass
public static void tearDown() {
serverProcess.shutdown();
if (Boolean.valueOf(System.getProperty("spring.gemfire.fork.clean", Boolean.TRUE.toString()))) {
org.springframework.util.FileSystemUtils.deleteRecursively(serverProcess.getWorkingDirectory());
}
}
@Test
public void clientServerConnectionSuccessful() {
assertThat(example.get("one"), is(equalTo(1)));
assertThat(example.get("two"), is(equalTo(2)));
assertThat(example.get("three"), is(equalTo(3)));
}
public static class CacheMissCounterCacheLoader implements CacheLoader<String, Integer> {
private static final AtomicInteger cacheMissCounter = new AtomicInteger(0);
@Override
public Integer load(final LoaderHelper<String, Integer> helper) throws CacheLoaderException {
return cacheMissCounter.incrementAndGet();
}
@Override
public void close() {
cacheMissCounter.set(0);
}
}
}