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package edu.ucsb.nceas.metacat.dataone.hazelcast;
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import static org.hamcrest.CoreMatchers.is;
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import static org.junit.Assert.assertThat;
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import java.io.IOException;
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import java.util.Map;
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import java.util.concurrent.Callable;
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import org.dataone.service.types.v1.Identifier;
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import org.junit.After;
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import org.junit.Rule;
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import org.junit.Test;
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import org.junit.rules.ErrorCollector;
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import com.hazelcast.config.ClasspathXmlConfig;
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import com.hazelcast.config.Config;
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import com.hazelcast.config.UrlXmlConfig;
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import com.hazelcast.core.Hazelcast;
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import com.hazelcast.core.HazelcastInstance;
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import edu.ucsb.nceas.MCTestCase;
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public class HzObjectPathMapTest extends MCTestCase {
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/**
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* Need to use the error collector to handle JUnit assertions
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* and keep going. This is because setting up multiple tests of
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* Hazelcast is not straightforward.
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* The check methods in this class use this errorCollector
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* the check methods
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*/
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@Rule
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public ErrorCollector errorCollector = new ErrorCollector();
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protected void checkEquals(final String message, final String s1, final String s2)
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{
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// System.out.println("assertion: " + message);
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errorCollector.checkSucceeds(new Callable<Object>()
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{
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public Object call() throws Exception
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{
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assertThat(message, s1, is(s2));
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return null;
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}
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});
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}
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/**
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* performs the equivalent of the junit assertTrue method
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* using the errorCollector to record the error and keep going
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*
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* @param message
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* @param s1
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* @param s2
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*/
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protected void checkTrue(final String message, final boolean b)
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{
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// System.out.println("assertion: " + message);
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errorCollector.checkSucceeds(new Callable<Object>()
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{
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public Object call() throws Exception
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{
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assertThat(message, true, is(b));
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return null;
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}
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});
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}
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@After
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public void cleanup() throws Exception {
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Hazelcast.shutdownAll();
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}
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@Test
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public void testBehavior() throws IOException {
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/**
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* set up the two hazelcast instances (separate configurations)
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* mapProvider is configured with the ObjectPathMap (MapLoader)
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* mapUser is configured with a default config file (no MapLoader implementation)
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*/
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Config config1 = new ClasspathXmlConfig("edu/ucsb/nceas/metacat/dataone/hazelcast/hzObjectPathMap.provider.test.properties.xml");
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HazelcastInstance mapProvider = Hazelcast.newHazelcastInstance(config1);
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// setup and start the non-maploader member (d1_indexer)
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Config config2 = new UrlXmlConfig(this.getClass().getClassLoader().getResource("edu/ucsb/nceas/metacat/dataone/hazelcast/hzObjectPathMap.user.test.properties.xml"));
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HazelcastInstance mapUser = Hazelcast.newHazelcastInstance(config2 );
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// try to read from uninstantiated map
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Map<Identifier,String> userMap = mapUser.getMap("hzObjectPath");
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checkTrue("userMap should be empty at first", userMap.size() == 0);
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Map<Identifier,String> providerMap = mapProvider.getMap("hzObjectPath");
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checkTrue("providerMap should have keys", providerMap.size() > 0);
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checkTrue("userMap should have keys now", userMap.size() > 0);
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System.out.println("test Getting Preloaded Keys Via the UserMap");
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String pathValue = userMap.get(createIdentifier("testID.26"));
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System.out.println("pathValue: " + pathValue);
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checkEquals("userMap should contain a value for this",
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"/path/testID.26", pathValue);
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System.out.println("test Getting Unloaded Keys Via the UserMap");
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pathValue = userMap.get(createIdentifier("anNewKey"));
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System.out.println("pathValue: " + pathValue);
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checkEquals("userMap should contain a value for this",
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"/path/anNewKey", pathValue);
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System.out.println("test Entry Not Added When Key Not In Datastore");
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pathValue = userMap.get(createIdentifier("NO_CREATE_identifier"));
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System.out.println("pathValue: " + pathValue);
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checkEquals("providerInstance should return null if not found", null, pathValue);
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}
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//
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// System.out.println(serverMap.get(createIdentifier("testID.35")));
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// System.out.println(serverMap.get(createIdentifier("aNewIdentifier")));
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//
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//// System.getProperties().setProperty("hazelcast.hzObjectPathRole","consumer");
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//
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// System.out.println("client Instance");
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// System.out.println("1 " + clientMap.get(createIdentifier("testID.35")));
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// System.out.println("2 " + clientMap.get(createIdentifier("aNewIdentifier")));
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//
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// String lookupMyPathPlease = "foo";
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// String pathValue = (String) clientMap.get(createIdentifier(lookupMyPathPlease));
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// System.out.println("remote retrieval of pathValue: " + pathValue);
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//
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// pathValue = (String) serverMap.get(createIdentifier(lookupMyPathPlease));
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// System.out.println("server retrieval of pathValue: " + pathValue);
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//
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// pathValue = (String) clientMap.get(createIdentifier(lookupMyPathPlease));
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// System.out.println("remote retrieval of pathValue again: " + pathValue);
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//
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// //assertEquals("/path/" + lookupMyPathPlease, pathValue);
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// }
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private Identifier createIdentifier(String idValue) {
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Identifier id = new Identifier();
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id.setValue(idValue);
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return id;
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}
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}
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