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139
temporal-sdk/src/test/java/io/temporal/workflow/nexus/WorkflowOperationLinkingTest.java
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| /* | ||
| * Copyright (C) 2022 Temporal Technologies, Inc. All Rights Reserved. | ||
| * | ||
| * Copyright (C) 2012-2016 Amazon.com, Inc. or its affiliates. All Rights Reserved. | ||
| * | ||
| * Modifications copyright (C) 2017 Uber Technologies, Inc. | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this material 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 io.temporal.workflow.nexus; | ||
|
|
||
| import static io.temporal.internal.common.WorkflowExecutionUtils.getEventOfType; | ||
|
|
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| import io.nexusrpc.handler.OperationHandler; | ||
| import io.nexusrpc.handler.OperationImpl; | ||
| import io.nexusrpc.handler.ServiceImpl; | ||
| import io.temporal.api.enums.v1.EventType; | ||
| import io.temporal.api.history.v1.History; | ||
| import io.temporal.api.history.v1.HistoryEvent; | ||
| import io.temporal.client.WorkflowOptions; | ||
| import io.temporal.client.WorkflowStub; | ||
| import io.temporal.nexus.WorkflowClientOperationHandlers; | ||
| import io.temporal.testing.internal.SDKTestWorkflowRule; | ||
| import io.temporal.workflow.*; | ||
| import io.temporal.workflow.shared.TestNexusServices; | ||
| import io.temporal.workflow.shared.TestWorkflows; | ||
| import java.time.Duration; | ||
| import org.junit.Assert; | ||
| import org.junit.Rule; | ||
| import org.junit.Test; | ||
|
|
||
| public class WorkflowOperationLinkingTest extends BaseNexusTest { | ||
| @Rule | ||
| public SDKTestWorkflowRule testWorkflowRule = | ||
| SDKTestWorkflowRule.newBuilder() | ||
| .setWorkflowTypes(TestNexus.class, TestOperationWorkflow.class) | ||
| .setNexusServiceImplementation(new TestNexusServiceImpl()) | ||
| .build(); | ||
|
|
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| @Override | ||
| protected SDKTestWorkflowRule getTestWorkflowRule() { | ||
| return testWorkflowRule; | ||
| } | ||
|
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| @Test | ||
| public void testWorkflowOperationLinks() { | ||
| TestWorkflows.TestWorkflow1 workflowStub = | ||
| testWorkflowRule.newWorkflowStubTimeoutOptions(TestWorkflows.TestWorkflow1.class); | ||
| String result = workflowStub.execute(testWorkflowRule.getTaskQueue()); | ||
| Assert.assertEquals("Hello from operation workflow " + testWorkflowRule.getTaskQueue(), result); | ||
| History history = | ||
| testWorkflowRule | ||
| .getWorkflowClient() | ||
| .fetchHistory(WorkflowStub.fromTyped(workflowStub).getExecution().getWorkflowId()) | ||
| .getHistory(); | ||
| // Assert that the operation started event has a link to the workflow execution started event | ||
| HistoryEvent nexusStartedEvent = | ||
| getEventOfType(history, EventType.EVENT_TYPE_NEXUS_OPERATION_STARTED); | ||
| Assert.assertEquals(1, nexusStartedEvent.getLinksCount()); | ||
| Assert.assertEquals( | ||
| EventType.EVENT_TYPE_WORKFLOW_EXECUTION_STARTED, | ||
| nexusStartedEvent.getLinks(0).getWorkflowEvent().getEventRef().getEventType()); | ||
| } | ||
|
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| public static class TestNexus implements TestWorkflows.TestWorkflow1 { | ||
| @Override | ||
| public String execute(String input) { | ||
| NexusOperationOptions options = | ||
| NexusOperationOptions.newBuilder() | ||
| .setScheduleToCloseTimeout(Duration.ofSeconds(10)) | ||
| .build(); | ||
| NexusServiceOptions serviceOptions = | ||
| NexusServiceOptions.newBuilder() | ||
| .setEndpoint(getEndpointName()) | ||
| .setOperationOptions(options) | ||
| .build(); | ||
| TestNexusServices.TestNexusService1 serviceStub = | ||
| Workflow.newNexusServiceStub(TestNexusServices.TestNexusService1.class, serviceOptions); | ||
| // Start an asynchronous operation backed by a workflow | ||
| NexusOperationHandle<String> asyncOpHandle = | ||
| Workflow.startNexusOperation(serviceStub::operation, input); | ||
| NexusOperationExecution asyncExec = asyncOpHandle.getExecution().get(); | ||
| // Signal the operation to unblock, this makes sure the operation doesn't complete before the | ||
| // operation | ||
| // started event is written to history | ||
| Workflow.newExternalWorkflowStub(OperationWorkflow.class, asyncExec.getOperationId().get()) | ||
| .unblock(); | ||
| return asyncOpHandle.getResult().get(); | ||
| } | ||
| } | ||
|
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| @WorkflowInterface | ||
| public interface OperationWorkflow { | ||
| @WorkflowMethod | ||
| String execute(String arg); | ||
|
|
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| @SignalMethod | ||
| void unblock(); | ||
| } | ||
|
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| public static class TestOperationWorkflow implements OperationWorkflow { | ||
| boolean unblocked = false; | ||
|
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| @Override | ||
| public String execute(String arg) { | ||
| Workflow.await(() -> unblocked); | ||
| return "Hello from operation workflow " + arg; | ||
| } | ||
|
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| @Override | ||
| public void unblock() { | ||
| unblocked = true; | ||
| } | ||
| } | ||
|
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| @ServiceImpl(service = TestNexusServices.TestNexusService1.class) | ||
| public class TestNexusServiceImpl { | ||
| @OperationImpl | ||
| public OperationHandler<String, String> operation() { | ||
| return WorkflowClientOperationHandlers.fromWorkflowMethod( | ||
| (context, details, client, input) -> | ||
| client.newWorkflowStub( | ||
| AsyncWorkflowOperationTest.OperationWorkflow.class, | ||
| WorkflowOptions.newBuilder().setWorkflowId(details.getRequestId()).build()) | ||
| ::execute); | ||
| } | ||
| } | ||
| } |
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