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remove failing PersistentFSMTest, #30820 (#31128)

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* annoying test failures of deprecated feature
* keeping example that is used in docs
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Patrik Nordwall 2022-02-15 16:29:50 +01:00 • committed by GitHub
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commit 066bd2a91b
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akka-persistence/src/test/java/akka/persistence/fsm/AbstractPersistentFSMTest.java
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@ -5,381 +5,17 @@
package akka.persistence.fsm; package akka.persistence.fsm;
import akka.actor.*; import akka.actor.*;
import akka.japi.Option;
import akka.persistence.PersistenceSpec;
import akka.testkit.AkkaJUnitActorSystemResource;
import akka.testkit.javadsl.TestKit;
import akka.testkit.TestProbe;
import org.junit.ClassRule;
import java.io.Serializable; import java.io.Serializable;
import java.util.ArrayList; import java.util.ArrayList;
import java.util.Collections; import java.util.Collections;
import java.util.List; import java.util.List;
import java.util.UUID;
import java.time.Duration; import java.time.Duration;
import org.junit.Ignore;
import org.junit.Test;
import org.scalatestplus.junit.JUnitSuite;
import static akka.persistence.fsm.AbstractPersistentFSMTest.WebStoreCustomerFSM.UserState;
import static akka.persistence.fsm.AbstractPersistentFSMTest.WebStoreCustomerFSM.ShoppingCart;
import static akka.persistence.fsm.AbstractPersistentFSMTest.WebStoreCustomerFSM.Item;
import static akka.persistence.fsm.AbstractPersistentFSMTest.WebStoreCustomerFSM.GetCurrentCart;
import static akka.persistence.fsm.AbstractPersistentFSMTest.WebStoreCustomerFSM.AddItem;
import static akka.persistence.fsm.AbstractPersistentFSMTest.WebStoreCustomerFSM.Buy;
import static akka.persistence.fsm.AbstractPersistentFSMTest.WebStoreCustomerFSM.Leave;
import static akka.persistence.fsm.AbstractPersistentFSMTest.WebStoreCustomerFSM.PurchaseWasMade;
import static akka.persistence.fsm.AbstractPersistentFSMTest.WebStoreCustomerFSM.ShoppingCardDiscarded;
import static org.hamcrest.CoreMatchers.equalTo;
import static org.hamcrest.CoreMatchers.hasItems;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.assertTrue;
@Deprecated @Deprecated
public class AbstractPersistentFSMTest extends JUnitSuite { public class AbstractPersistentFSMTest {
private static Option<String> none = Option.none(); // tests have been removed because of flaky test failures, see PR
// https://github.com/akka/akka/pull/31128
@ClassRule
public static AkkaJUnitActorSystemResource actorSystemResource =
new AkkaJUnitActorSystemResource(
"PersistentFSMJavaTest",
PersistenceSpec.config("leveldb", "AbstractPersistentFSMTest", "off", none.asScala()));
private final ActorSystem system = actorSystemResource.getSystem();
// Dummy report actor, for tests that don't need it
private final ActorRef dummyReportActorRef = new TestProbe(system).ref();
@Test
public void fsmFunctionalTest() throws Exception {
new TestKit(system) {
{
String persistenceId = generateId();
ActorRef fsmRef =
system.actorOf(WebStoreCustomerFSM.props(persistenceId, dummyReportActorRef));
watch(fsmRef);
fsmRef.tell(new PersistentFSM.SubscribeTransitionCallBack(getRef()), getRef());
Item shirt = new Item("1", "Shirt", 19.99F);
Item shoes = new Item("2", "Shoes", 18.99F);
Item coat = new Item("3", "Coat", 119.99F);
fsmRef.tell(GetCurrentCart.INSTANCE, getRef());
fsmRef.tell(new AddItem(shirt), getRef());
fsmRef.tell(GetCurrentCart.INSTANCE, getRef());
fsmRef.tell(new AddItem(shoes), getRef());
fsmRef.tell(GetCurrentCart.INSTANCE, getRef());
fsmRef.tell(new AddItem(coat), getRef());
fsmRef.tell(GetCurrentCart.INSTANCE, getRef());
fsmRef.tell(Buy.INSTANCE, getRef());
fsmRef.tell(GetCurrentCart.INSTANCE, getRef());
fsmRef.tell(Leave.INSTANCE, getRef());
PersistentFSM.CurrentState currentState =
expectMsgClass(akka.persistence.fsm.PersistentFSM.CurrentState.class);
assertEquals(currentState.state(), UserState.LOOKING_AROUND);
ShoppingCart shoppingCart = expectMsgClass(ShoppingCart.class);
assertTrue(shoppingCart.getItems().isEmpty());
PersistentFSM.Transition stateTransition = expectMsgClass(PersistentFSM.Transition.class);
assertTransition(stateTransition, fsmRef, UserState.LOOKING_AROUND, UserState.SHOPPING);
shoppingCart = expectMsgClass(ShoppingCart.class);
assertThat(shoppingCart.getItems(), hasItems(shirt));
shoppingCart = expectMsgClass(ShoppingCart.class);
assertThat(shoppingCart.getItems(), hasItems(shirt, shoes));
shoppingCart = expectMsgClass(ShoppingCart.class);
assertThat(shoppingCart.getItems(), hasItems(shirt, shoes, coat));
stateTransition = expectMsgClass(PersistentFSM.Transition.class);
assertTransition(stateTransition, fsmRef, UserState.SHOPPING, UserState.PAID);
shoppingCart = expectMsgClass(ShoppingCart.class);
assertThat(shoppingCart.getItems(), hasItems(shirt, shoes, coat));
Terminated terminated = expectMsgClass(Terminated.class);
assertEquals(fsmRef, terminated.getActor());
}
};
}
@Test
public void fsmTimeoutTest() throws Exception {
new TestKit(system) {
{
String persistenceId = generateId();
ActorRef fsmRef =
system.actorOf(WebStoreCustomerFSM.props(persistenceId, dummyReportActorRef));
watch(fsmRef);
fsmRef.tell(new PersistentFSM.SubscribeTransitionCallBack(getRef()), getRef());
Item shirt = new Item("1", "Shirt", 29.99F);
fsmRef.tell(new AddItem(shirt), getRef());
PersistentFSM.CurrentState currentState =
expectMsgClass(akka.persistence.fsm.PersistentFSM.CurrentState.class);
assertEquals(currentState.state(), UserState.LOOKING_AROUND);
PersistentFSM.Transition stateTransition = expectMsgClass(PersistentFSM.Transition.class);
assertTransition(stateTransition, fsmRef, UserState.LOOKING_AROUND, UserState.SHOPPING);
within(
Duration.ofMillis(900),
getRemainingOrDefault(),
() -> {
PersistentFSM.Transition st = expectMsgClass(PersistentFSM.Transition.class);
assertTransition(st, fsmRef, UserState.SHOPPING, UserState.INACTIVE);
return null;
});
within(Duration.ofMillis(1900), getRemainingOrDefault(), () -> expectTerminated(fsmRef));
}
};
}
// This test is flaky (https://github.com/akka/akka/issues/24723) and that failure issue was
// already deemed obsolete. Plus, the whole test is marked as deprecated. Ignoring...
@Test
@Ignore
public void testSuccessfulRecoveryWithCorrectStateData() {
new TestKit(system) {
{
String persistenceId = generateId();
ActorRef fsmRef =
system.actorOf(WebStoreCustomerFSM.props(persistenceId, dummyReportActorRef));
watch(fsmRef);
fsmRef.tell(new PersistentFSM.SubscribeTransitionCallBack(getRef()), getRef());
Item shirt = new Item("1", "Shirt", 38.99F);
Item shoes = new Item("2", "Shoes", 39.99F);
Item coat = new Item("3", "Coat", 139.99F);
fsmRef.tell(GetCurrentCart.INSTANCE, getRef());
fsmRef.tell(new AddItem(shirt), getRef());
fsmRef.tell(GetCurrentCart.INSTANCE, getRef());
fsmRef.tell(new AddItem(shoes), getRef());
fsmRef.tell(GetCurrentCart.INSTANCE, getRef());
PersistentFSM.CurrentState currentState =
expectMsgClass(akka.persistence.fsm.PersistentFSM.CurrentState.class);
assertEquals(currentState.state(), UserState.LOOKING_AROUND);
ShoppingCart shoppingCart = expectMsgClass(ShoppingCart.class);
assertThat(shoppingCart.getItems(), equalTo(Collections.emptyList()));
PersistentFSM.Transition stateTransition = expectMsgClass(PersistentFSM.Transition.class);
assertTransition(stateTransition, fsmRef, UserState.LOOKING_AROUND, UserState.SHOPPING);
shoppingCart = expectMsgClass(ShoppingCart.class);
assertThat(shoppingCart.getItems(), hasItems(shirt));
shoppingCart = expectMsgClass(ShoppingCart.class);
assertThat(shoppingCart.getItems(), hasItems(shirt, shoes));
fsmRef.tell(PoisonPill.getInstance(), ActorRef.noSender());
expectTerminated(fsmRef);
ActorRef recoveredFsmRef =
system.actorOf(WebStoreCustomerFSM.props(persistenceId, dummyReportActorRef));
watch(recoveredFsmRef);
recoveredFsmRef.tell(new PersistentFSM.SubscribeTransitionCallBack(getRef()), getRef());
recoveredFsmRef.tell(GetCurrentCart.INSTANCE, getRef());
recoveredFsmRef.tell(new AddItem(coat), getRef());
recoveredFsmRef.tell(GetCurrentCart.INSTANCE, getRef());
recoveredFsmRef.tell(Buy.INSTANCE, getRef());
recoveredFsmRef.tell(GetCurrentCart.INSTANCE, getRef());
recoveredFsmRef.tell(Leave.INSTANCE, getRef());
currentState = expectMsgClass(akka.persistence.fsm.PersistentFSM.CurrentState.class);
assertEquals(currentState.state(), UserState.SHOPPING);
shoppingCart = expectMsgClass(ShoppingCart.class);
assertThat(shoppingCart.getItems(), hasItems(shirt, shoes));
shoppingCart = expectMsgClass(ShoppingCart.class);
assertThat(shoppingCart.getItems(), hasItems(shirt, shoes, coat));
stateTransition = expectMsgClass(PersistentFSM.Transition.class);
assertTransition(stateTransition, recoveredFsmRef, UserState.SHOPPING, UserState.PAID);
shoppingCart = expectMsgClass(ShoppingCart.class);
assertThat(shoppingCart.getItems(), hasItems(shirt, shoes, coat));
expectTerminated(recoveredFsmRef);
}
};
}
@Test
public void testExecutionOfDefinedActionsFollowingSuccessfulPersistence() {
new TestKit(system) {
{
String persistenceId = generateId();
TestProbe reportActorProbe = new TestProbe(system);
ActorRef fsmRef =
system.actorOf(WebStoreCustomerFSM.props(persistenceId, reportActorProbe.ref()));
watch(fsmRef);
fsmRef.tell(new PersistentFSM.SubscribeTransitionCallBack(getRef()), getRef());
Item shirt = new Item("1", "Shirt", 49.99F);
Item shoes = new Item("2", "Shoes", 49.99F);
Item coat = new Item("3", "Coat", 149.99F);
fsmRef.tell(new AddItem(shirt), getRef());
fsmRef.tell(new AddItem(shoes), getRef());
fsmRef.tell(new AddItem(coat), getRef());
fsmRef.tell(Buy.INSTANCE, getRef());
fsmRef.tell(Leave.INSTANCE, getRef());
PersistentFSM.CurrentState currentState =
expectMsgClass(akka.persistence.fsm.PersistentFSM.CurrentState.class);
assertEquals(currentState.state(), UserState.LOOKING_AROUND);
PersistentFSM.Transition stateTransition = expectMsgClass(PersistentFSM.Transition.class);
assertTransition(stateTransition, fsmRef, UserState.LOOKING_AROUND, UserState.SHOPPING);
stateTransition = expectMsgClass(PersistentFSM.Transition.class);
assertTransition(stateTransition, fsmRef, UserState.SHOPPING, UserState.PAID);
PurchaseWasMade purchaseWasMade = reportActorProbe.expectMsgClass(PurchaseWasMade.class);
assertThat(purchaseWasMade.getItems(), hasItems(shirt, shoes, coat));
expectTerminated(fsmRef);
}
};
}
@Test
public void testExecutionOfDefinedActionsFollowingSuccessfulPersistenceOfFSMStop() {
new TestKit(system) {
{
String persistenceId = generateId();
TestProbe reportActorProbe = new TestProbe(system);
ActorRef fsmRef =
system.actorOf(WebStoreCustomerFSM.props(persistenceId, reportActorProbe.ref()));
watch(fsmRef);
fsmRef.tell(new PersistentFSM.SubscribeTransitionCallBack(getRef()), getRef());
Item shirt = new Item("1", "Shirt", 59.99F);
Item shoes = new Item("2", "Shoes", 58.99F);
Item coat = new Item("3", "Coat", 159.99F);
fsmRef.tell(new AddItem(shirt), getRef());
fsmRef.tell(new AddItem(shoes), getRef());
fsmRef.tell(new AddItem(coat), getRef());
fsmRef.tell(Leave.INSTANCE, getRef());
PersistentFSM.CurrentState currentState =
expectMsgClass(akka.persistence.fsm.PersistentFSM.CurrentState.class);
assertEquals(currentState.state(), UserState.LOOKING_AROUND);
PersistentFSM.Transition stateTransition = expectMsgClass(PersistentFSM.Transition.class);
assertTransition(stateTransition, fsmRef, UserState.LOOKING_AROUND, UserState.SHOPPING);
reportActorProbe.expectMsgClass(ShoppingCardDiscarded.class);
expectTerminated(fsmRef);
}
};
}
@Test
public void testCorrectStateTimeoutFollowingRecovery() {
new TestKit(system) {
{
String persistenceId = generateId();
ActorRef fsmRef =
system.actorOf(WebStoreCustomerFSM.props(persistenceId, dummyReportActorRef));
watch(fsmRef);
fsmRef.tell(new PersistentFSM.SubscribeTransitionCallBack(getRef()), getRef());
Item shirt = new Item("1", "Shirt", 69.99F);
fsmRef.tell(new AddItem(shirt), getRef());
PersistentFSM.CurrentState currentState =
expectMsgClass(akka.persistence.fsm.PersistentFSM.CurrentState.class);
assertEquals(currentState.state(), UserState.LOOKING_AROUND);
PersistentFSM.Transition stateTransition = expectMsgClass(PersistentFSM.Transition.class);
assertTransition(stateTransition, fsmRef, UserState.LOOKING_AROUND, UserState.SHOPPING);
expectNoMessage(
Duration.ofMillis(
600)); // randomly chosen delay, less than the timeout, before stopping the FSM
fsmRef.tell(PoisonPill.getInstance(), ActorRef.noSender());
expectTerminated(fsmRef);
final ActorRef recoveredFsmRef =
system.actorOf(WebStoreCustomerFSM.props(persistenceId, dummyReportActorRef));
watch(recoveredFsmRef);
recoveredFsmRef.tell(new PersistentFSM.SubscribeTransitionCallBack(getRef()), getRef());
currentState = expectMsgClass(akka.persistence.fsm.PersistentFSM.CurrentState.class);
assertEquals(currentState.state(), UserState.SHOPPING);
within(
Duration.ofMillis(900),
getRemainingOrDefault(),
() -> {
PersistentFSM.Transition st = expectMsgClass(PersistentFSM.Transition.class);
assertTransition(st, recoveredFsmRef, UserState.SHOPPING, UserState.INACTIVE);
return null;
});
expectNoMessage(
Duration.ofMillis(
900)); // randomly chosen delay, less than the timeout, before stopping the FSM
recoveredFsmRef.tell(PoisonPill.getInstance(), ActorRef.noSender());
expectTerminated(recoveredFsmRef);
final ActorRef recoveredFsmRef2 =
system.actorOf(WebStoreCustomerFSM.props(persistenceId, dummyReportActorRef));
watch(recoveredFsmRef2);
recoveredFsmRef2.tell(new PersistentFSM.SubscribeTransitionCallBack(getRef()), getRef());
currentState = expectMsgClass(akka.persistence.fsm.PersistentFSM.CurrentState.class);
assertEquals(currentState.state(), UserState.INACTIVE);
within(
Duration.ofMillis(1900),
getRemainingOrDefault(),
() -> expectTerminated(recoveredFsmRef2));
}
};
}
private static <State, From extends State, To extends State> void assertTransition(
PersistentFSM.Transition transition, ActorRef ref, From from, To to) {
assertEquals(ref, transition.fsmRef());
assertEquals(from, transition.from());
assertEquals(to, transition.to());
}
private static String generateId() {
return UUID.randomUUID().toString();
}
public static class WebStoreCustomerFSM public static class WebStoreCustomerFSM
extends AbstractPersistentFSM< extends AbstractPersistentFSM<
@ -711,15 +347,4 @@ public class AbstractPersistentFSMTest extends JUnitSuite {
return "id"; return "id";
} }
} }
@Test
public void testCreationOfActorCallingOnTransitionWithVoidFunction() {
new TestKit(system) {
{
ActorRef persistentActor = system.actorOf(Props.create(PFSMwithLog.class));
persistentActor.tell("check", getRef());
expectMsg(Duration.ofSeconds(1), "started");
}
};
}
} }