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// RUN: %target-run-simple-swift( -Xfrontend -disable-availability-checking -parse-as-library) | %FileCheck %s
// REQUIRES: executable_test
// REQUIRES: concurrency
// REQUIRES: distributed
// rdar://76038845
// UNSUPPORTED: use_os_stdlib
// UNSUPPORTED: back_deployment_runtime
import Distributed
distributed actor SomeSpecificDistributedActor {
deinit {
print("deinit \(self.id)")
}
}
// ==== Fake Transport ---------------------------------------------------------
struct FakeActorID: Sendable, Hashable, Codable {
let id: UInt64
}
enum FakeActorSystemError: DistributedActorSystemError {
case unsupportedActorIdentity(Any)
}
struct ActorAddress: Sendable, Hashable, Codable {
let address: String
init(parse address : String) {
self.address = address
}
}
final class FakeActorSystem: DistributedActorSystem {
typealias ActorID = ActorAddress
typealias InvocationDecoder = FakeInvocation
typealias InvocationEncoder = FakeInvocation
typealias SerializationRequirement = Codable
typealias ResultHandler = FakeResultHandler
deinit {
print("deinit \(self)")
}
func resolve<Act>(id: ActorID, as actorType: Act.Type)
throws -> Act?
where Act: DistributedActor {
return nil
}
func assignID<Act>(_ actorType: Act.Type) -> ActorID
where Act: DistributedActor {
let id = ActorAddress(parse: "xxx")
print("assignID type:\(actorType), id:\(id)")
return id
}
func actorReady<Act>(_ actor: Act)
where Act: DistributedActor,
Act.ID == ActorID {
print("actorReady actor:\(actor), id:\(actor.id)")
}
func resignID(_ id: ActorID) {
print("assignID id:\(id)")
}
func makeInvocationEncoder() -> InvocationEncoder {
.init()
}
func remoteCall<Act, Err, Res>(
on actor: Act,
target: RemoteCallTarget,
invocation invocationEncoder: inout InvocationEncoder,
throwing: Err.Type,
returning: Res.Type
) async throws -> Res
where Act: DistributedActor,
Act.ID == ActorID,
Err: Error,
Res: SerializationRequirement {
fatalError("Not implemented")
}
func remoteCallVoid<Act, Err>(
on actor: Act,
target: RemoteCallTarget,
invocation invocationEncoder: inout InvocationEncoder,
throwing: Err.Type
) async throws
where Act: DistributedActor,
Act.ID == ActorID,
Err: Error {
fatalError("Not implemented")
}
}
class FakeInvocation: DistributedTargetInvocationEncoder, DistributedTargetInvocationDecoder {
typealias SerializationRequirement = Codable
func recordGenericSubstitution<T>(_ type: T.Type) throws {}
func recordArgument<Value: SerializationRequirement>(_ argument: RemoteCallArgument<Value>) throws {}
func recordReturnType<R: SerializationRequirement>(_ type: R.Type) throws {}
func recordErrorType<E: Error>(_ type: E.Type) throws {}
func doneRecording() throws {}
// === Receiving / decoding -------------------------------------------------
func decodeGenericSubstitutions() throws -> [Any.Type] { [] }
func decodeNextArgument<Argument: SerializationRequirement>() throws -> Argument{ fatalError() }
func decodeReturnType() throws -> Any.Type? { nil }
func decodeErrorType() throws -> Any.Type? { nil }
}
public struct FakeResultHandler: DistributedTargetInvocationResultHandler {
public typealias SerializationRequirement = Codable
public func onReturn<Success: SerializationRequirement>(value: Success) async throws {
fatalError("Not implemented: \(#function)")
}
public func onReturnVoid() async throws {
fatalError("Not implemented: \(#function)")
}
public func onThrow<Err: Error>(error: Err) async throws {
fatalError("Not implemented: \(#function)")
}
}
typealias DefaultDistributedActorSystem = FakeActorSystem
// ==== Execute ----------------------------------------------------------------
func test_remote() async {
let address = ActorAddress(parse: "sact://127.0.0.1/example#1234")
var system: FakeActorSystem? = FakeActorSystem()
let remote = try! SomeSpecificDistributedActor.resolve(id: address, using: system!)
system = nil
print("done") // CHECK: done
print("remote.id = \(remote.id)") // CHECK: remote.id = ActorAddress(address: "sact://127.0.0.1/example#1234")
print("remote.system = \(remote.actorSystem)") // CHECK: remote.system = main.FakeActorSystem
// system must deinit after the last actor using it does deinit
// CHECK-DAG: deinit main.FakeActorSystem
}
@main struct Main {
static func main() async {
await test_remote()
}
}
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