use of io.scalecube.services.sut.AnnotationServiceImpl in project scalecube by scalecube.
the class ServiceRegistryTest method test_listen_to_discovery_events.
@ParameterizedTest
@MethodSource("metadataCodecSource")
public void test_listen_to_discovery_events(MetadataCodec metadataCodec) {
Sinks.Many<ServiceDiscoveryEvent> processor = Sinks.many().replay().all();
List<Microservices> cluster = new CopyOnWriteArrayList<>();
Microservices seed = Microservices.builder().discovery(defServiceDiscovery(metadataCodec)).transport(RSocketServiceTransport::new).services(new AnnotationServiceImpl()).startAwait();
cluster.add(seed);
seed.listenDiscovery().subscribe(processor::tryEmitNext, processor::tryEmitError, processor::tryEmitComplete);
Address seedAddress = seed.discovery().address();
StepVerifier.create(processor.asFlux().onBackpressureBuffer()).then(() -> {
Microservices ms1 = Microservices.builder().discovery(defServiceDiscovery(seedAddress, metadataCodec)).transport(RSocketServiceTransport::new).services(new GreetingServiceImpl()).startAwait();
cluster.add(ms1);
}).assertNext(event -> assertEquals(ENDPOINT_ADDED, event.type())).then(() -> {
Microservices ms2 = Microservices.builder().discovery(defServiceDiscovery(seedAddress, metadataCodec)).transport(RSocketServiceTransport::new).services(new GreetingServiceImpl()).startAwait();
cluster.add(ms2);
}).assertNext(event -> assertEquals(ENDPOINT_ADDED, event.type())).then(() -> cluster.remove(2).shutdown().block(TIMEOUT)).assertNext(event -> assertEquals(ENDPOINT_LEAVING, event.type())).assertNext(event -> assertEquals(ENDPOINT_REMOVED, event.type())).then(() -> cluster.remove(1).shutdown().block(TIMEOUT)).assertNext(event -> assertEquals(ENDPOINT_LEAVING, event.type())).assertNext(event -> assertEquals(ENDPOINT_REMOVED, event.type())).thenCancel().verify(TIMEOUT);
StepVerifier.create(seed.call().api(AnnotationService.class).serviceDiscoveryEventTypes()).assertNext(type -> assertEquals(ENDPOINT_ADDED, type)).assertNext(type -> assertEquals(ENDPOINT_ADDED, type)).assertNext(type -> assertEquals(ENDPOINT_LEAVING, type)).assertNext(type -> assertEquals(ENDPOINT_REMOVED, type)).assertNext(type -> assertEquals(ENDPOINT_LEAVING, type)).assertNext(type -> assertEquals(ENDPOINT_REMOVED, type)).thenCancel().verify(TIMEOUT);
Mono.whenDelayError(cluster.stream().map(Microservices::shutdown).toArray(Mono[]::new)).block(TIMEOUT);
}
use of io.scalecube.services.sut.AnnotationServiceImpl in project scalecube by scalecube.
the class ServiceRegistryTest method test_delayed_listen_to_discovery_events.
@ParameterizedTest
@MethodSource("metadataCodecSource")
public void test_delayed_listen_to_discovery_events(MetadataCodec metadataCodec) {
Sinks.Many<ServiceDiscoveryEvent> processor = Sinks.many().replay().all();
List<Microservices> cluster = new CopyOnWriteArrayList<>();
Microservices seed = Microservices.builder().discovery(defServiceDiscovery(metadataCodec)).transport(RSocketServiceTransport::new).services(new GreetingServiceImpl()).startAwait();
cluster.add(seed);
seed.listenDiscovery().subscribe(processor::tryEmitNext, processor::tryEmitError, processor::tryEmitComplete);
Address seedAddress = seed.discovery().address();
StepVerifier.create(processor.asFlux().onBackpressureBuffer()).then(() -> {
Microservices ms1 = Microservices.builder().discovery(defServiceDiscovery(seedAddress, metadataCodec)).transport(RSocketServiceTransport::new).services(new GreetingServiceImpl(), new AnnotationServiceImpl()).startAwait();
cluster.add(ms1);
}).assertNext(event -> assertEquals(ENDPOINT_ADDED, event.type())).then(() -> {
Microservices ms2 = Microservices.builder().discovery(defServiceDiscovery(seedAddress, metadataCodec)).transport(RSocketServiceTransport::new).services(new GreetingServiceImpl()).startAwait();
cluster.add(ms2);
}).assertNext(event -> assertEquals(ENDPOINT_ADDED, event.type())).thenCancel().verify(TIMEOUT);
StepVerifier.create(seed.call().api(AnnotationService.class).serviceDiscoveryEventTypes()).assertNext(type -> assertEquals(ENDPOINT_ADDED, type)).assertNext(type -> assertEquals(ENDPOINT_ADDED, type)).thenCancel().verify(TIMEOUT);
Mono.whenDelayError(cluster.stream().map(Microservices::shutdown).toArray(Mono[]::new)).block(TIMEOUT);
}
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