107 lines
3.0 KiB
Java
107 lines
3.0 KiB
Java
package dorkbox.util.messagebus;
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import dorkbox.util.messagebus.annotations.Handler;
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import dorkbox.util.messagebus.common.MessageBusTest;
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import org.junit.Test;
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import java.util.LinkedList;
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import java.util.List;
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/**
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*
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* @author bennidi
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* Date: 3/30/14
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*/
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public class AsyncFIFOBusTest extends MessageBusTest {
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@Test
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public void testSingleThreadedSyncFIFO(){
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// create a fifo bus with 1000 concurrently subscribed listeners
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IMessageBus fifoBUs = new MessageBus();
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fifoBUs.start();
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List<Listener> listeners = new LinkedList<Listener>();
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for(int i = 0; i < 1000 ; i++){
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Listener listener = new Listener();
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listeners.add(listener);
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fifoBUs.subscribe(listener);
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}
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// prepare set of messages in increasing order
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int[] messages = new int[1000];
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for(int i = 0; i < messages.length ; i++){
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messages[i] = i;
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}
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// publish in ascending order
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for(Integer message : messages) {
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fifoBUs.publish(message);
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}
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while(fifoBUs.hasPendingMessages()) {
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pause(1000);
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}
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for(Listener listener : listeners){
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assertEquals(messages.length, listener.receivedSync.size());
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for(int i=0; i < messages.length; i++){
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assertEquals(messages[i], listener.receivedSync.get(i));
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}
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}
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fifoBUs.shutdown();
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}
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@Test
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public void testSingleThreadedSyncAsyncFIFO(){
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// create a fifo bus with 1000 concurrently subscribed listeners
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IMessageBus fifoBUs = new MessageBus(1);
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List<Listener> listeners = new LinkedList<Listener>();
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for(int i = 0; i < 1000 ; i++){
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Listener listener = new Listener();
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listeners.add(listener);
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fifoBUs.subscribe(listener);
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}
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// prepare set of messages in increasing order
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int[] messages = new int[1000];
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for(int i = 0; i < messages.length ; i++){
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messages[i] = i;
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}
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// publish in ascending order
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for (Integer message : messages) {
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fifoBUs.publishAsync(message);
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}
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while (fifoBUs.hasPendingMessages()) {
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pause(2000);
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}
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for (Listener listener : listeners) {
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List<Integer> receivedSync = listener.receivedSync;
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synchronized (receivedSync) {
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assertEquals(messages.length, receivedSync.size());
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for(int i=0; i < messages.length; i++){
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assertEquals(messages[i], receivedSync.get(i));
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}
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}
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}
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fifoBUs.shutdown();
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}
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public static class Listener {
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private List<Integer> receivedSync = new LinkedList<Integer>();
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@Handler
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public void handleSync(Integer message){
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synchronized (this.receivedSync) {
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this.receivedSync.add(message);
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}
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}
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}
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}
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