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// RUN: %empty-directory(%t)
// RUN: %target-swift-frontend-emit-module -emit-module-path %t/FakeDistributedActorSystems.swiftmodule -module-name FakeDistributedActorSystems -disable-availability-checking %S/../Inputs/FakeDistributedActorSystems.swift -plugin-path %swift-plugin-dir
// RUN: %target-build-swift -module-name main -Xfrontend -disable-availability-checking -j2 -parse-as-library -I %t %s %S/../Inputs/FakeDistributedActorSystems.swift -plugin-path %swift-plugin-dir -o %t/a.out
// RUN: %target-codesign %t/a.out
// RUN: %target-run %t/a.out | %FileCheck %s --color
// REQUIRES: executable_test
// REQUIRES: concurrency
// REQUIRES: distributed
// rdar://76038845
// UNSUPPORTED: use_os_stdlib
// UNSUPPORTED: back_deployment_runtime
// FIXME(distributed): Distributed actors currently have some issues on windows, isRemote always returns false. rdar://82593574
// UNSUPPORTED: OS=windows-msvc
import Distributed
import FakeDistributedActorSystems
// ==== Known actor system -----------------------------------------------------
@Resolvable
protocol GreeterDefinedSystemProtocol: DistributedActor where ActorSystem == FakeRoundtripActorSystem {
distributed func greet() -> String
}
/// A concrete implementation done on the "server" side of a non-symmetric application
distributed actor GreeterImpl: GreeterDefinedSystemProtocol {
typealias ActorSystem = FakeRoundtripActorSystem
distributed func greet() -> String {
"[IMPL]:Hello from \(Self.self)"
}
}
// ==== ------------------------------------------------------------------------
@main struct Main {
static func main() async throws {
let roundtripSystem = FakeRoundtripActorSystem()
let real: any GreeterDefinedSystemProtocol = GreeterImpl(actorSystem: roundtripSystem)
let realGreeting = try await real.greet()
print("local call greeting: \(realGreeting)")
// CHECK: local call greeting: [IMPL]:Hello from GreeterImpl
let proxy: any GreeterDefinedSystemProtocol =
try $GreeterDefinedSystemProtocol.resolve(id: real.id, using: roundtripSystem)
let greeting = try await proxy.greet()
// CHECK: >> remoteCall: on:main.$GreeterDefinedSystemProtocol, target:main.$GreeterDefinedSystemProtocol.greet(), invocation:FakeInvocationEncoder(genericSubs: [main.$GreeterDefinedSystemProtocol], arguments: [], returnType: Optional(Swift.String), errorType: nil), throwing:Swift.Never, returning:Swift.String
// CHECK: > execute distributed target: main.$GreeterDefinedSystemProtocol.greet(), identifier: $s4main29$GreeterDefinedSystemProtocolC5greetSSyYaKFTE
// CHECK: << remoteCall return: [IMPL]:Hello from GreeterImpl
print("protocol call greeting: \(greeting)")
// CHECK: protocol call greeting: [IMPL]:Hello from GreeterImpl
}
}
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