@Test
public void testNatsToRedis() throws Exception {
System.clearProperty(RedisPubSubPlugin.CONFIG_URL);
Connector c = new Connector();
ExecutorService executor = Executors.newFixedThreadPool(6);
RedisSubscriber rs = new RedisSubscriber("rs", "Import_NATS", 5);
NatsPublisher np = new NatsPublisher("np", "Export.Redis", 5);
// start the connector
executor.execute(c);
// start the subsciber
executor.execute(rs);
// wait for subscriber to be ready.
rs.waitUntilReady();
// let the connector start
Thread.sleep(2000);
// start the publisher
executor.execute(np);
// wait for the subscribers to complete.
rs.waitForCompletion();
Assert.assertTrue("Invalid count", rs.getMessageCount() == 5);
c.shutdown();
}
@Test
public void testNatsSubjectFanIntoRedis() throws Exception {
int count = 5;
String config =
"{"
+ "\"nats_to_redis_map\" : ["
+ "{"
+ "\"subject\" : \"Export.Redis1\","
+ "\"channel\" : \"Import_NATS\""
+ "},"
+ "{"
+ "\"subject\" : \"Export.Redis2\","
+ "\"channel\" : \"Import_NATS\""
+ "},"
+ "{"
+ "\"subject\" : \"Export.Redis3\","
+ "\"channel\" : \"Import_NATS\""
+ "}"
+ "]"
+ "}";
System.setProperty(RedisPubSubPlugin.CONFIG_URL, generateContentFile(config));
Connector c = new Connector();
ExecutorService executor = Executors.newFixedThreadPool(10);
NatsPublisher np1 = new NatsPublisher("np1", "Export.Redis1", count);
NatsPublisher np2 = new NatsPublisher("np2", "Export.Redis2", count);
NatsPublisher np3 = new NatsPublisher("np3", "Export.Redis3", count);
RedisSubscriber rs1 = new RedisSubscriber("rs1", "Import_NATS", count * 3);
// start the subsciber apps
executor.execute(rs1);
// wait for subscribers to be ready.
rs1.waitUntilReady();
// start the connector
executor.execute(c);
Thread.sleep(1000);
;
// start the publishers
executor.execute(np1);
executor.execute(np2);
executor.execute(np3);
// wait for the subscribers to complete.
rs1.waitForCompletion();
Assert.assertTrue("Invalid count", rs1.getMessageCount() == (count * 3));
c.shutdown();
}
private void testOneToOneWithDefaultConfig(int count) throws Exception {
System.clearProperty(RedisPubSubPlugin.CONFIG_URL);
Connector c = new Connector();
ExecutorService executor = Executors.newFixedThreadPool(6);
RedisSubscriber rs = new RedisSubscriber("rs", "Import_NATS", count);
RedisPublisher rp = new RedisPublisher("rp", "Export_NATS", count);
NatsPublisher np = new NatsPublisher("np", "Export.Redis", count);
NatsSubscriber ns = new NatsSubscriber("ns", "Import.Redis", count);
// start the connector
executor.execute(c);
// start the subsciber apps
executor.execute(rs);
executor.execute(ns);
// wait for subscribers to be ready.
rs.waitUntilReady();
ns.waitUntilReady();
// let the connector start
Thread.sleep(1000);
// start the publishers
executor.execute(np);
executor.execute(rp);
// wait for the subscribers to complete.
rs.waitForCompletion();
ns.waitForCompletion();
Assert.assertTrue("Invalid count", rs.getMessageCount() == count);
Assert.assertTrue("Invalid count", ns.getMessageCount() == count);
c.shutdown();
}