| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.servicecomb.pack.omega.transaction; |
| |
| import static com.seanyinx.github.unit.scaffolding.AssertUtils.expectFailing; |
| import static org.hamcrest.CoreMatchers.nullValue; |
| import static org.hamcrest.core.Is.is; |
| import static org.junit.Assert.assertThat; |
| import static org.mockito.Mockito.when; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.UUID; |
| |
| import org.apache.servicecomb.pack.common.EventType; |
| import org.apache.servicecomb.pack.contract.grpc.ServerMeta; |
| import org.apache.servicecomb.pack.omega.context.AlphaMetas; |
| import org.apache.servicecomb.pack.omega.context.IdGenerator; |
| import org.apache.servicecomb.pack.omega.context.OmegaContext; |
| import org.apache.servicecomb.pack.omega.context.annotations.SagaStart; |
| import org.aspectj.lang.ProceedingJoinPoint; |
| import org.aspectj.lang.reflect.MethodSignature; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.mockito.Mockito; |
| |
| public class SagaStartAspectTest { |
| private final List<TxEvent> messages = new ArrayList<>(); |
| private final String globalTxId = UUID.randomUUID().toString(); |
| |
| private final SagaMessageSender sender = new SagaMessageSender() { |
| @Override |
| public void onConnected() { |
| } |
| |
| @Override |
| public void onDisconnected() { |
| } |
| |
| @Override |
| public ServerMeta onGetServerMeta() { |
| return null; |
| } |
| |
| @Override |
| public void close() { |
| } |
| |
| @Override |
| public String target() { |
| return "UNKNOWN"; |
| } |
| |
| @Override |
| public AlphaResponse send(TxEvent event) { |
| messages.add(event); |
| return new AlphaResponse(false); |
| } |
| }; |
| private final ProceedingJoinPoint joinPoint = Mockito.mock(ProceedingJoinPoint.class); |
| private final MethodSignature methodSignature = Mockito.mock(MethodSignature.class); |
| |
| @SuppressWarnings("unchecked") |
| private final IdGenerator<String> idGenerator = Mockito.mock(IdGenerator.class); |
| private final SagaStart sagaStart = Mockito.mock(SagaStart.class); |
| |
| private OmegaContext omegaContext; |
| private SagaStartAspect aspect; |
| |
| @Before |
| public void setUp() throws Exception { |
| when(idGenerator.nextId()).thenReturn(globalTxId); |
| when(joinPoint.getSignature()).thenReturn(methodSignature); |
| when(methodSignature.getMethod()).thenReturn(this.getClass().getDeclaredMethod("doNothing")); |
| // setup the default value of SagaStart |
| when(sagaStart.autoClose()).thenReturn(true); |
| } |
| |
| @Test |
| public void newGlobalTxIdInSagaStart() throws Throwable { |
| omegaContext = new OmegaContext(idGenerator); |
| aspect = new SagaStartAspect(sender, omegaContext); |
| aspect.advise(joinPoint, sagaStart); |
| |
| TxEvent startedEvent = messages.get(0); |
| |
| assertThat(startedEvent.globalTxId(), is(globalTxId)); |
| assertThat(startedEvent.localTxId(), is(globalTxId)); |
| assertThat(startedEvent.parentTxId(), is(nullValue())); |
| assertThat(startedEvent.type(), is(EventType.SagaStartedEvent)); |
| |
| TxEvent endedEvent = messages.get(1); |
| |
| assertThat(endedEvent.globalTxId(), is(globalTxId)); |
| assertThat(endedEvent.localTxId(), is(globalTxId)); |
| assertThat(endedEvent.parentTxId(), is(nullValue())); |
| assertThat(endedEvent.type(), is(EventType.SagaEndedEvent)); |
| |
| assertThat(omegaContext.globalTxId(), is(nullValue())); |
| assertThat(omegaContext.localTxId(), is(nullValue())); |
| } |
| |
| @Test |
| public void dontSendingSagaEndMessage() throws Throwable { |
| when(sagaStart.autoClose()).thenReturn(false); |
| omegaContext = new OmegaContext(idGenerator); |
| aspect = new SagaStartAspect(sender, omegaContext); |
| |
| aspect.advise(joinPoint, sagaStart); |
| assertThat(messages.size(), is(1)); |
| TxEvent startedEvent = messages.get(0); |
| |
| assertThat(startedEvent.globalTxId(), is(globalTxId)); |
| assertThat(startedEvent.localTxId(), is(globalTxId)); |
| assertThat(startedEvent.parentTxId(), is(nullValue())); |
| assertThat(startedEvent.type(), is(EventType.SagaStartedEvent)); |
| |
| assertThat(omegaContext.globalTxId(), is(nullValue())); |
| assertThat(omegaContext.localTxId(), is(nullValue())); |
| } |
| |
| @Test |
| public void clearContextOnSagaStartError() throws Throwable { |
| omegaContext = new OmegaContext(idGenerator); |
| aspect = new SagaStartAspect(sender, omegaContext); |
| RuntimeException oops = new RuntimeException("oops"); |
| |
| when(joinPoint.proceed()).thenThrow(oops); |
| |
| try { |
| aspect.advise(joinPoint, sagaStart); |
| expectFailing(RuntimeException.class); |
| } catch (RuntimeException e) { |
| assertThat(e, is(oops)); |
| } |
| |
| assertThat(messages.size(), is(2)); |
| TxEvent event = messages.get(0); |
| |
| assertThat(event.globalTxId(), is(globalTxId)); |
| assertThat(event.localTxId(), is(globalTxId)); |
| assertThat(event.parentTxId(), is(nullValue())); |
| assertThat(event.type(), is(EventType.SagaStartedEvent)); |
| |
| event = messages.get(1); |
| |
| assertThat(event.globalTxId(), is(globalTxId)); |
| assertThat(event.localTxId(), is(globalTxId)); |
| assertThat(event.parentTxId(), is(nullValue())); |
| assertThat(event.type(), is(EventType.TxAbortedEvent)); |
| |
| assertThat(omegaContext.globalTxId(), is(nullValue())); |
| assertThat(omegaContext.localTxId(), is(nullValue())); |
| } |
| |
| @Test |
| public void clearContextOnSagaStartErrorWithAkka() throws Throwable { |
| omegaContext = new OmegaContext(idGenerator, AlphaMetas.builder().akkaEnabled(true).build()); |
| aspect = new SagaStartAspect(sender, omegaContext); |
| RuntimeException oops = new RuntimeException("oops"); |
| |
| when(joinPoint.proceed()).thenThrow(oops); |
| |
| try { |
| aspect.advise(joinPoint, sagaStart); |
| expectFailing(RuntimeException.class); |
| } catch (RuntimeException e) { |
| assertThat(e, is(oops)); |
| } |
| |
| assertThat(messages.size(), is(2)); |
| TxEvent event = messages.get(0); |
| |
| assertThat(event.globalTxId(), is(globalTxId)); |
| assertThat(event.localTxId(), is(globalTxId)); |
| assertThat(event.parentTxId(), is(nullValue())); |
| assertThat(event.type(), is(EventType.SagaStartedEvent)); |
| |
| event = messages.get(1); |
| |
| assertThat(event.globalTxId(), is(globalTxId)); |
| assertThat(event.localTxId(), is(globalTxId)); |
| assertThat(event.parentTxId(), is(nullValue())); |
| assertThat(event.type(), is(EventType.SagaAbortedEvent)); |
| |
| assertThat(omegaContext.globalTxId(), is(nullValue())); |
| assertThat(omegaContext.localTxId(), is(nullValue())); |
| } |
| |
| private String doNothing() { |
| return "doNothing"; |
| } |
| } |