use of org.apache.servicecomb.core.NonSwaggerInvocation in project java-chassis by ServiceComb.
the class TestLoadBalanceHandler2 method testStatusFilterUsingMockedInvocationWorks.
@Test
public void testStatusFilterUsingMockedInvocationWorks() throws Exception {
ArchaiusUtils.setProperty("servicecomb.loadbalance.filter.status.enabled", "false");
Invocation invocation = new NonSwaggerInvocation("testApp", "testMicroserviceName", "0.0.0+", (inv, aysnc) -> {
aysnc.success("OK");
});
InstanceCacheManager instanceCacheManager = Mockito.mock(InstanceCacheManager.class);
TransportManager transportManager = Mockito.mock(TransportManager.class);
Transport transport = Mockito.mock(Transport.class);
ArchaiusUtils.setProperty("servicecomb.loadbalance.filter.operation.enabled", "false");
// set up data
MicroserviceInstance myself = new MicroserviceInstance();
DataCenterInfo info = new DataCenterInfo();
info.setName("test");
info.setRegion("test-Region");
info.setAvailableZone("test-zone");
myself.setDataCenterInfo(info);
MicroserviceInstance allmatchInstance = new MicroserviceInstance();
info = new DataCenterInfo();
info.setName("test");
info.setRegion("test-Region");
info.setAvailableZone("test-zone");
List<String> allMatchEndpoint = new ArrayList<>();
allMatchEndpoint.add("rest://localhost:7090");
allmatchInstance.setEndpoints(allMatchEndpoint);
allmatchInstance.setDataCenterInfo(info);
allmatchInstance.setInstanceId("allmatchInstance");
allmatchInstance.setStatus(MicroserviceInstanceStatus.TESTING);
MicroserviceInstance regionMatchInstance = new MicroserviceInstance();
info = new DataCenterInfo();
info.setName("test");
info.setRegion("test-Region");
info.setAvailableZone("test-zone2");
List<String> regionMatchEndpoint = new ArrayList<>();
regionMatchEndpoint.add("rest://localhost:7091");
regionMatchInstance.setEndpoints(regionMatchEndpoint);
regionMatchInstance.setDataCenterInfo(info);
regionMatchInstance.setInstanceId("regionMatchInstance");
MicroserviceInstance noneMatchInstance = new MicroserviceInstance();
info = new DataCenterInfo();
info.setName("test");
info.setRegion("test-Region2");
info.setAvailableZone("test-zone2");
List<String> noMatchEndpoint = new ArrayList<>();
noMatchEndpoint.add("rest://localhost:7092");
noneMatchInstance.setEndpoints(noMatchEndpoint);
noneMatchInstance.setDataCenterInfo(info);
noneMatchInstance.setInstanceId("noneMatchInstance");
Map<String, MicroserviceInstance> data = new HashMap<>();
DiscoveryTreeNode parent = new DiscoveryTreeNode().name("parent").data(data);
scbEngine.setTransportManager(transportManager);
LocalRegistryStore.INSTANCE.initSelfWithMocked(null, myself);
mockUpInstanceCacheManager(instanceCacheManager);
when(instanceCacheManager.getOrCreateVersionedCache("testApp", "testMicroserviceName", "0.0.0+")).thenReturn(parent);
when(transportManager.findTransport("rest")).thenReturn(transport);
LoadbalanceHandler handler = null;
LoadBalancer loadBalancer = null;
ServiceCombServer server = null;
DiscoveryTree discoveryTree = new DiscoveryTree();
discoveryTree.addFilter(new IsolationDiscoveryFilter());
discoveryTree.addFilter(new ZoneAwareDiscoveryFilter());
discoveryTree.addFilter(new ServerDiscoveryFilter());
discoveryTree.sort();
handler = new LoadbalanceHandler(discoveryTree);
loadBalancer = handler.getOrCreateLoadBalancer(invocation);
server = loadBalancer.chooseServer(invocation);
Assert.assertEquals(null, server);
data.put("noneMatchInstance", noneMatchInstance);
parent.cacheVersion(1);
handler = new LoadbalanceHandler();
loadBalancer = handler.getOrCreateLoadBalancer(invocation);
server = loadBalancer.chooseServer(invocation);
Assert.assertEquals("rest://localhost:7092", server.getEndpoint().getEndpoint());
handler.handle(invocation, (response) -> {
Assert.assertEquals("OK", response.getResult());
});
data.put("regionMatchInstance", regionMatchInstance);
parent.cacheVersion(parent.cacheVersion() + 1);
loadBalancer = handler.getOrCreateLoadBalancer(invocation);
server = loadBalancer.chooseServer(invocation);
Assert.assertEquals("rest://localhost:7091", server.getEndpoint().getEndpoint());
handler.handle(invocation, (response) -> {
Assert.assertEquals("OK", response.getResult());
});
data.put("allmatchInstance", allmatchInstance);
parent.cacheVersion(parent.cacheVersion() + 1);
loadBalancer = handler.getOrCreateLoadBalancer(invocation);
server = loadBalancer.chooseServer(invocation);
Assert.assertEquals("rest://localhost:7090", server.getEndpoint().getEndpoint());
ServiceCombLoadBalancerStats.INSTANCE.markSuccess(server);
ServiceCombLoadBalancerStats.INSTANCE.markSuccess(server);
ServiceCombLoadBalancerStats.INSTANCE.markSuccess(server);
ServiceCombLoadBalancerStats.INSTANCE.markSuccess(server);
ServiceCombLoadBalancerStats.INSTANCE.markFailure(server);
// if errorThresholdPercentage is 0,that means errorThresholdPercentage is not active.
ArchaiusUtils.setProperty("servicecomb.loadbalance.isolation.errorThresholdPercentage", "0");
loadBalancer = handler.getOrCreateLoadBalancer(invocation);
server = loadBalancer.chooseServer(invocation);
Assert.assertEquals("rest://localhost:7090", server.getEndpoint().getEndpoint());
// if errorThresholdPercentage greater than 0, it will activate.
ArchaiusUtils.setProperty("servicecomb.loadbalance.isolation.errorThresholdPercentage", "20");
ArchaiusUtils.setProperty("servicecomb.loadbalance.isolation.minIsolationTime", "10");
ServiceCombServer server2 = server;
loadBalancer = handler.getOrCreateLoadBalancer(invocation);
server = loadBalancer.chooseServer(invocation);
Assert.assertEquals("rest://localhost:7091", server.getEndpoint().getEndpoint());
ServiceCombLoadBalancerStats.INSTANCE.markSuccess(server2);
loadBalancer = handler.getOrCreateLoadBalancer(invocation);
server = loadBalancer.chooseServer(invocation);
Assert.assertEquals("rest://localhost:7091", server.getEndpoint().getEndpoint());
mockDelayMillis(20);
loadBalancer = handler.getOrCreateLoadBalancer(invocation);
server = loadBalancer.chooseServer(invocation);
Assert.assertEquals("rest://localhost:7090", server.getEndpoint().getEndpoint());
ServiceCombLoadBalancerStats.INSTANCE.markFailure(server2);
ServiceCombLoadBalancerStats.INSTANCE.markFailure(server2);
loadBalancer = handler.getOrCreateLoadBalancer(invocation);
server = loadBalancer.chooseServer(invocation);
Assert.assertEquals("rest://localhost:7091", server.getEndpoint().getEndpoint());
handler.handle(invocation, (response) -> {
Assert.assertEquals("OK", response.getResult());
});
}
use of org.apache.servicecomb.core.NonSwaggerInvocation in project java-chassis by ServiceComb.
the class TestLoadBalanceHandler2 method trying_chance_should_be_released.
@Test
public void trying_chance_should_be_released() {
List<ServiceCombServer> servers = new ArrayList<>();
ServiceCombServer serviceCombServer = createMockedServer("instanceId", "rest://127.0.0.1:8080");
servers.add(serviceCombServer);
DiscoveryTree discoveryTree = createMockedDiscoveryTree(servers);
LoadbalanceHandler handler = new LoadbalanceHandler(discoveryTree);
// mock the process of the isolated server selected and changed to TRYING status
ServiceCombServerStats serviceCombServerStats = mockServiceCombServerStats(serviceCombServer, 5, true);
Invocation invocation = new NonSwaggerInvocation("testApp", "testMicroserviceName", "0.0.0+", (inv, aysnc) -> {
Assert.assertEquals("rest://127.0.0.1:8080", inv.getEndpoint().getEndpoint());
Assert.assertTrue(serviceCombServerStats.isIsolated());
Assert.assertEquals(5, serviceCombServerStats.getContinuousFailureCount());
Assert.assertFalse(ServiceCombServerStats.isolatedServerCanTry());
aysnc.success("OK");
});
Assert.assertTrue(ServiceCombServerStats.applyForTryingChance(invocation));
invocation.addLocalContext(IsolationDiscoveryFilter.TRYING_INSTANCES_EXISTING, true);
try {
handler.handle(invocation, (response) -> Assert.assertEquals("OK", response.getResult()));
} catch (Exception e) {
Assert.fail("unexpected exception " + e.getMessage());
}
Assert.assertEquals("rest://127.0.0.1:8080", invocation.getEndpoint().getEndpoint());
Assert.assertTrue(serviceCombServerStats.isIsolated());
Assert.assertEquals(0, serviceCombServerStats.getContinuousFailureCount());
Assert.assertTrue(ServiceCombServerStats.isolatedServerCanTry());
}
use of org.apache.servicecomb.core.NonSwaggerInvocation in project java-chassis by ServiceComb.
the class TestLoadBalanceHandler2 method testZoneAwareAndIsolationFilterUsingMockedInvocationWorks.
@Test
public void testZoneAwareAndIsolationFilterUsingMockedInvocationWorks() throws Exception {
Invocation invocation = new NonSwaggerInvocation("testApp", "testMicroserviceName", "0.0.0+", (inv, aysnc) -> {
aysnc.success("OK");
});
InstanceCacheManager instanceCacheManager = Mockito.mock(InstanceCacheManager.class);
TransportManager transportManager = Mockito.mock(TransportManager.class);
Transport transport = Mockito.mock(Transport.class);
ArchaiusUtils.setProperty("servicecomb.loadbalance.filter.operation.enabled", "false");
// set up data
MicroserviceInstance myself = new MicroserviceInstance();
DataCenterInfo info = new DataCenterInfo();
info.setName("test");
info.setRegion("test-Region");
info.setAvailableZone("test-zone");
myself.setDataCenterInfo(info);
MicroserviceInstance allmatchInstance = new MicroserviceInstance();
info = new DataCenterInfo();
info.setName("test");
info.setRegion("test-Region");
info.setAvailableZone("test-zone");
List<String> allMatchEndpoint = new ArrayList<>();
allMatchEndpoint.add("rest://localhost:7090");
allmatchInstance.setEndpoints(allMatchEndpoint);
allmatchInstance.setDataCenterInfo(info);
allmatchInstance.setInstanceId("allmatchInstance");
MicroserviceInstance regionMatchInstance = new MicroserviceInstance();
info = new DataCenterInfo();
info.setName("test");
info.setRegion("test-Region");
info.setAvailableZone("test-zone2");
List<String> regionMatchEndpoint = new ArrayList<>();
regionMatchEndpoint.add("rest://localhost:7091");
regionMatchInstance.setEndpoints(regionMatchEndpoint);
regionMatchInstance.setDataCenterInfo(info);
regionMatchInstance.setInstanceId("regionMatchInstance");
MicroserviceInstance noneMatchInstance = new MicroserviceInstance();
info = new DataCenterInfo();
info.setName("test");
info.setRegion("test-Region2");
info.setAvailableZone("test-zone2");
List<String> noMatchEndpoint = new ArrayList<>();
noMatchEndpoint.add("rest://localhost:7092");
noneMatchInstance.setEndpoints(noMatchEndpoint);
noneMatchInstance.setDataCenterInfo(info);
noneMatchInstance.setInstanceId("noneMatchInstance");
Map<String, MicroserviceInstance> data = new HashMap<>();
DiscoveryTreeNode parent = new DiscoveryTreeNode().name("parent").data(data);
scbEngine.setTransportManager(transportManager);
LocalRegistryStore.INSTANCE.initSelfWithMocked(null, myself);
mockUpInstanceCacheManager(instanceCacheManager);
when(instanceCacheManager.getOrCreateVersionedCache("testApp", "testMicroserviceName", "0.0.0+")).thenReturn(parent);
when(transportManager.findTransport("rest")).thenReturn(transport);
LoadbalanceHandler handler = null;
LoadBalancer loadBalancer = null;
ServiceCombServer server = null;
DiscoveryTree discoveryTree = new DiscoveryTree();
discoveryTree.addFilter(new IsolationDiscoveryFilter());
discoveryTree.addFilter(new ZoneAwareDiscoveryFilter());
discoveryTree.addFilter(new ServerDiscoveryFilter());
discoveryTree.sort();
handler = new LoadbalanceHandler(discoveryTree);
loadBalancer = handler.getOrCreateLoadBalancer(invocation);
server = loadBalancer.chooseServer(invocation);
Assert.assertEquals(null, server);
data.put("noneMatchInstance", noneMatchInstance);
parent.cacheVersion(1);
handler = new LoadbalanceHandler();
loadBalancer = handler.getOrCreateLoadBalancer(invocation);
server = loadBalancer.chooseServer(invocation);
Assert.assertEquals("rest://localhost:7092", server.getEndpoint().getEndpoint());
handler.handle(invocation, (response) -> {
Assert.assertEquals("OK", response.getResult());
});
data.put("regionMatchInstance", regionMatchInstance);
parent.cacheVersion(parent.cacheVersion() + 1);
loadBalancer = handler.getOrCreateLoadBalancer(invocation);
server = loadBalancer.chooseServer(invocation);
Assert.assertEquals("rest://localhost:7091", server.getEndpoint().getEndpoint());
handler.handle(invocation, (response) -> {
Assert.assertEquals("OK", response.getResult());
});
data.put("allmatchInstance", allmatchInstance);
parent.cacheVersion(parent.cacheVersion() + 1);
loadBalancer = handler.getOrCreateLoadBalancer(invocation);
server = loadBalancer.chooseServer(invocation);
Assert.assertEquals("rest://localhost:7090", server.getEndpoint().getEndpoint());
ServiceCombLoadBalancerStats.INSTANCE.markSuccess(server);
ServiceCombLoadBalancerStats.INSTANCE.markSuccess(server);
ServiceCombLoadBalancerStats.INSTANCE.markSuccess(server);
ServiceCombLoadBalancerStats.INSTANCE.markSuccess(server);
ServiceCombLoadBalancerStats.INSTANCE.markFailure(server);
// if errorThresholdPercentage is 0,that means errorThresholdPercentage is not active.
ArchaiusUtils.setProperty("servicecomb.loadbalance.isolation.errorThresholdPercentage", "0");
loadBalancer = handler.getOrCreateLoadBalancer(invocation);
server = loadBalancer.chooseServer(invocation);
Assert.assertEquals("rest://localhost:7090", server.getEndpoint().getEndpoint());
// if errorThresholdPercentage greater than 0, it will activate.
ArchaiusUtils.setProperty("servicecomb.loadbalance.isolation.errorThresholdPercentage", "20");
ArchaiusUtils.setProperty("servicecomb.loadbalance.isolation.minIsolationTime", "30");
ServiceCombServer server2 = server;
loadBalancer = handler.getOrCreateLoadBalancer(invocation);
server = loadBalancer.chooseServer(invocation);
Assert.assertEquals("rest://localhost:7091", server.getEndpoint().getEndpoint());
ServiceCombLoadBalancerStats.INSTANCE.markSuccess(server2);
loadBalancer = handler.getOrCreateLoadBalancer(invocation);
server = loadBalancer.chooseServer(invocation);
Assert.assertEquals("rest://localhost:7091", server.getEndpoint().getEndpoint());
mockDelayMillis(31);
loadBalancer = handler.getOrCreateLoadBalancer(invocation);
server = loadBalancer.chooseServer(invocation);
Assert.assertEquals("rest://localhost:7090", server.getEndpoint().getEndpoint());
ServiceCombLoadBalancerStats.INSTANCE.markFailure(server2);
ServiceCombLoadBalancerStats.INSTANCE.markFailure(server2);
loadBalancer = handler.getOrCreateLoadBalancer(invocation);
server = loadBalancer.chooseServer(invocation);
Assert.assertEquals("rest://localhost:7091", server.getEndpoint().getEndpoint());
handler.handle(invocation, (response) -> {
Assert.assertEquals("OK", response.getResult());
});
}
use of org.apache.servicecomb.core.NonSwaggerInvocation in project incubator-servicecomb-java-chassis by apache.
the class TestLoadBalanceHandler2 method testZoneAwareAndIsolationFilterUsingMockedInvocationWorks.
@Test
public void testZoneAwareAndIsolationFilterUsingMockedInvocationWorks() throws Exception {
Invocation invocation = new NonSwaggerInvocation("testApp", "testMicroserviceName", "0.0.0+", (inv, aysnc) -> {
aysnc.success("OK");
});
InstanceCacheManager instanceCacheManager = Mockito.mock(InstanceCacheManager.class);
TransportManager transportManager = Mockito.mock(TransportManager.class);
Transport transport = Mockito.mock(Transport.class);
ArchaiusUtils.setProperty("servicecomb.loadbalance.filter.operation.enabled", "false");
// set up data
MicroserviceInstance myself = new MicroserviceInstance();
DataCenterInfo info = new DataCenterInfo();
info.setName("test");
info.setRegion("test-Region");
info.setAvailableZone("test-zone");
myself.setDataCenterInfo(info);
MicroserviceInstance allmatchInstance = new MicroserviceInstance();
info = new DataCenterInfo();
info.setName("test");
info.setRegion("test-Region");
info.setAvailableZone("test-zone");
List<String> allMatchEndpoint = new ArrayList<>();
allMatchEndpoint.add("rest://localhost:7090");
allmatchInstance.setEndpoints(allMatchEndpoint);
allmatchInstance.setDataCenterInfo(info);
allmatchInstance.setInstanceId("allmatchInstance");
MicroserviceInstance regionMatchInstance = new MicroserviceInstance();
info = new DataCenterInfo();
info.setName("test");
info.setRegion("test-Region");
info.setAvailableZone("test-zone2");
List<String> regionMatchEndpoint = new ArrayList<>();
regionMatchEndpoint.add("rest://localhost:7091");
regionMatchInstance.setEndpoints(regionMatchEndpoint);
regionMatchInstance.setDataCenterInfo(info);
regionMatchInstance.setInstanceId("regionMatchInstance");
MicroserviceInstance noneMatchInstance = new MicroserviceInstance();
info = new DataCenterInfo();
info.setName("test");
info.setRegion("test-Region2");
info.setAvailableZone("test-zone2");
List<String> noMatchEndpoint = new ArrayList<>();
noMatchEndpoint.add("rest://localhost:7092");
noneMatchInstance.setEndpoints(noMatchEndpoint);
noneMatchInstance.setDataCenterInfo(info);
noneMatchInstance.setInstanceId("noneMatchInstance");
Map<String, MicroserviceInstance> data = new HashMap<>();
DiscoveryTreeNode parent = new DiscoveryTreeNode().name("parent").data(data);
scbEngine.setTransportManager(transportManager);
LocalRegistryStore.INSTANCE.initSelfWithMocked(null, myself);
mockUpInstanceCacheManager(instanceCacheManager);
when(instanceCacheManager.getOrCreateVersionedCache("testApp", "testMicroserviceName", "0.0.0+")).thenReturn(parent);
when(transportManager.findTransport("rest")).thenReturn(transport);
LoadbalanceHandler handler = null;
LoadBalancer loadBalancer = null;
ServiceCombServer server = null;
DiscoveryTree discoveryTree = new DiscoveryTree();
discoveryTree.addFilter(new IsolationDiscoveryFilter());
discoveryTree.addFilter(new ZoneAwareDiscoveryFilter());
discoveryTree.addFilter(new ServerDiscoveryFilter());
discoveryTree.sort();
handler = new LoadbalanceHandler(discoveryTree);
loadBalancer = handler.getOrCreateLoadBalancer(invocation);
server = loadBalancer.chooseServer(invocation);
Assert.assertEquals(null, server);
data.put("noneMatchInstance", noneMatchInstance);
parent.cacheVersion(1);
handler = new LoadbalanceHandler();
loadBalancer = handler.getOrCreateLoadBalancer(invocation);
server = loadBalancer.chooseServer(invocation);
Assert.assertEquals("rest://localhost:7092", server.getEndpoint().getEndpoint());
handler.handle(invocation, (response) -> {
Assert.assertEquals("OK", response.getResult());
});
data.put("regionMatchInstance", regionMatchInstance);
parent.cacheVersion(parent.cacheVersion() + 1);
loadBalancer = handler.getOrCreateLoadBalancer(invocation);
server = loadBalancer.chooseServer(invocation);
Assert.assertEquals("rest://localhost:7091", server.getEndpoint().getEndpoint());
handler.handle(invocation, (response) -> {
Assert.assertEquals("OK", response.getResult());
});
data.put("allmatchInstance", allmatchInstance);
parent.cacheVersion(parent.cacheVersion() + 1);
loadBalancer = handler.getOrCreateLoadBalancer(invocation);
server = loadBalancer.chooseServer(invocation);
Assert.assertEquals("rest://localhost:7090", server.getEndpoint().getEndpoint());
ServiceCombLoadBalancerStats.INSTANCE.markSuccess(server);
ServiceCombLoadBalancerStats.INSTANCE.markSuccess(server);
ServiceCombLoadBalancerStats.INSTANCE.markSuccess(server);
ServiceCombLoadBalancerStats.INSTANCE.markSuccess(server);
ServiceCombLoadBalancerStats.INSTANCE.markFailure(server);
// if errorThresholdPercentage is 0,that means errorThresholdPercentage is not active.
ArchaiusUtils.setProperty("servicecomb.loadbalance.isolation.errorThresholdPercentage", "0");
loadBalancer = handler.getOrCreateLoadBalancer(invocation);
server = loadBalancer.chooseServer(invocation);
Assert.assertEquals("rest://localhost:7090", server.getEndpoint().getEndpoint());
// if errorThresholdPercentage greater than 0, it will activate.
ArchaiusUtils.setProperty("servicecomb.loadbalance.isolation.errorThresholdPercentage", "20");
ArchaiusUtils.setProperty("servicecomb.loadbalance.isolation.minIsolationTime", "30");
ServiceCombServer server2 = server;
loadBalancer = handler.getOrCreateLoadBalancer(invocation);
server = loadBalancer.chooseServer(invocation);
Assert.assertEquals("rest://localhost:7091", server.getEndpoint().getEndpoint());
ServiceCombLoadBalancerStats.INSTANCE.markSuccess(server2);
loadBalancer = handler.getOrCreateLoadBalancer(invocation);
server = loadBalancer.chooseServer(invocation);
Assert.assertEquals("rest://localhost:7091", server.getEndpoint().getEndpoint());
mockDelayMillis(31);
loadBalancer = handler.getOrCreateLoadBalancer(invocation);
server = loadBalancer.chooseServer(invocation);
Assert.assertEquals("rest://localhost:7090", server.getEndpoint().getEndpoint());
ServiceCombLoadBalancerStats.INSTANCE.markFailure(server2);
ServiceCombLoadBalancerStats.INSTANCE.markFailure(server2);
loadBalancer = handler.getOrCreateLoadBalancer(invocation);
server = loadBalancer.chooseServer(invocation);
Assert.assertEquals("rest://localhost:7091", server.getEndpoint().getEndpoint());
handler.handle(invocation, (response) -> {
Assert.assertEquals("OK", response.getResult());
});
}
use of org.apache.servicecomb.core.NonSwaggerInvocation in project incubator-servicecomb-java-chassis by apache.
the class TestLoadBalanceHandler2 method trying_chance_should_be_released.
@Test
public void trying_chance_should_be_released() {
List<ServiceCombServer> servers = new ArrayList<>();
ServiceCombServer serviceCombServer = createMockedServer("instanceId", "rest://127.0.0.1:8080");
servers.add(serviceCombServer);
DiscoveryTree discoveryTree = createMockedDiscoveryTree(servers);
LoadbalanceHandler handler = new LoadbalanceHandler(discoveryTree);
// mock the process of the isolated server selected and changed to TRYING status
ServiceCombServerStats serviceCombServerStats = mockServiceCombServerStats(serviceCombServer, 5, true);
Invocation invocation = new NonSwaggerInvocation("testApp", "testMicroserviceName", "0.0.0+", (inv, aysnc) -> {
Assert.assertEquals("rest://127.0.0.1:8080", inv.getEndpoint().getEndpoint());
Assert.assertTrue(serviceCombServerStats.isIsolated());
Assert.assertEquals(5, serviceCombServerStats.getContinuousFailureCount());
Assert.assertFalse(ServiceCombServerStats.isolatedServerCanTry());
aysnc.success("OK");
});
Assert.assertTrue(ServiceCombServerStats.applyForTryingChance(invocation));
invocation.addLocalContext(IsolationDiscoveryFilter.TRYING_INSTANCES_EXISTING, true);
try {
handler.handle(invocation, (response) -> Assert.assertEquals("OK", response.getResult()));
} catch (Exception e) {
Assert.fail("unexpected exception " + e.getMessage());
}
Assert.assertEquals("rest://127.0.0.1:8080", invocation.getEndpoint().getEndpoint());
Assert.assertTrue(serviceCombServerStats.isIsolated());
Assert.assertEquals(0, serviceCombServerStats.getContinuousFailureCount());
Assert.assertTrue(ServiceCombServerStats.isolatedServerCanTry());
}
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