Java tutorial
/* * Copyright 2012-2016, the original author or authors. * Licensed 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 com.flipkart.flux.client.intercept; import com.flipkart.flux.api.EventDefinition; import com.flipkart.flux.api.StateMachineDefinition; import com.flipkart.flux.client.guice.annotation.IsolatedEnv; import com.flipkart.flux.client.intercept.SimpleWorkflowForTest.IntegerEvent; import com.flipkart.flux.client.intercept.SimpleWorkflowForTest.StringEvent; import com.flipkart.flux.client.registry.ExecutableRegistry; import com.flipkart.flux.client.runner.GuiceJunit4Runner; import com.flipkart.flux.client.runtime.FluxRuntimeConnector; import com.flipkart.flux.client.runtime.LocalContext; import com.flipkart.flux.client.utils.TestHttpServer; import org.junit.Rule; import org.junit.Test; import org.junit.runner.RunWith; import org.springframework.test.util.ReflectionTestUtils; import javax.inject.Inject; import java.lang.reflect.Method; import java.util.Map; import java.util.stream.Stream; import static org.assertj.core.api.Assertions.assertThat; /** * @author yogesh.nachnani */ @RunWith(GuiceJunit4Runner.class) public class E2EWorkflowTest { @Inject SimpleWorkflowForTest simpleWorkflowForTest; @Inject LocalContext localContext; @Inject FluxRuntimeConnector fluxRuntimeConnector; @Inject @Rule public TestHttpServer testHttpServer; @Inject public DummyFluxRuntimeResource dummyFluxRuntimeResource; @Inject @IsolatedEnv ExecutableRegistry executableRegistry; @Test public void test_e2eSubmissionOfAWorkflow() throws Exception { simpleWorkflowForTest.simpleDummyWorkflow(new StringEvent("String one"), new IntegerEvent(2)); /* verify submission to flux runtime */ dummyFluxRuntimeResource.assertStateMachineReceived(simpleWorkflowForTest .getEquivalentStateMachineDefintion(new StringEvent("String one"), new IntegerEvent(2)), 1); /* verify registration in executable registry */ final Map<String, Method> identifierToMethodMap = (Map<String, Method>) ReflectionTestUtils .getField(executableRegistry, "identifierToMethodMap"); assertThat(identifierToMethodMap.keySet()).containsOnlyOnce( new MethodId(SimpleWorkflowForTest.class.getDeclaredMethod("simpleStringModifyingTask", StringEvent.class)).toString(), new MethodId(SimpleWorkflowForTest.class.getDeclaredMethod("someTaskWithIntegerAndString", StringEvent.class, IntegerEvent.class)).toString(), new MethodId( SimpleWorkflowForTest.class.getDeclaredMethod("simpleAdditionTask", IntegerEvent.class)) .toString()); } @Test public void testSubmissionOfWorkflowWithExternalEvents() throws Exception { simpleWorkflowForTest.simpleDummyWorkflowWithExternalEvent(new IntegerEvent(2)); final StateMachineDefinition submittedDefinition = dummyFluxRuntimeResource.smToCountMap.keySet().stream() .findFirst().get(); assertThat(submittedDefinition.getStates()).hasSize(3); final Stream<String> eventDefNames = submittedDefinition.getStates().stream() .flatMap(stateDefinition -> stateDefinition.getDependencies().stream()) .map(EventDefinition::getName); assertThat(eventDefNames.distinct().toArray()).containsOnlyOnce( SimpleWorkflowForTest.INTEGER_EVENT_NAME + "0", "someExternalEvent", "com.flipkart.flux.client.intercept.SimpleWorkflowForTest$StringEvent1"); } }