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// RUN: %empty-directory(%t)
// RUN: %target-build-swift -module-name main -j2 -parse-as-library -I %t %s -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
// rdar://90373022
// UNSUPPORTED: OS=watchos
// rdar://125628060
// UNSUPPORTED: CPU=arm64e
import Distributed
@Resolvable
@available(SwiftStdlib 6.0, *)
protocol WorkerProtocol: DistributedActor where ActorSystem == LocalTestingDistributedActorSystem {
distributed func distributedMethod() -> String
distributed var distributedVariable: String { get }
distributed func genericMethod<E: Codable>(_ value: E) async -> E
}
@available(SwiftStdlib 6.0, *)
distributed actor Worker: WorkerProtocol {
distributed func distributedMethod() -> String {
"implemented method"
}
distributed var distributedVariable: String {
"implemented variable"
}
distributed func genericMethod<E: Codable>(_ value: E) async -> E {
return value
}
}
// ==== Execute ----------------------------------------------------------------
@available(SwiftStdlib 6.0, *)
func test_distributedVariable<DA: WorkerProtocol>(actor: DA) async throws -> String {
try await actor.distributedVariable
}
@available(SwiftStdlib 6.0, *)
@main struct Main {
static func main() async throws {
let system = LocalTestingDistributedActorSystem()
let actor: any WorkerProtocol = Worker(actorSystem: system)
let m = try await actor.distributedMethod()
print("m = \(m)") // CHECK: m = implemented method
// force a call through witness table
let v1 = try await test_distributedVariable(actor: actor)
print("v1 = \(v1)") // CHECK: v1 = implemented variable
let v = try await actor.distributedVariable
print("v = \(v)") // CHECK: v = implemented variable
}
}
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