Files
swift-mirror/test/Concurrency/Runtime/cancellation_handler.swift
2025-08-21 12:54:00 -07:00

68 lines
1.5 KiB
Swift

// RUN: %target-run-simple-swift( -target %target-swift-5.1-abi-triple %import-libdispatch)
// RUN: %target-run-simple-swift( -target %target-swift-5.1-abi-triple %import-libdispatch -swift-version 5 -strict-concurrency=complete -enable-upcoming-feature NonisolatedNonsendingByDefault)
// REQUIRES: swift_feature_NonisolatedNonsendingByDefault
// REQUIRES: concurrency
// REQUIRES: executable_test
// rdar://76038845
// REQUIRES: concurrency_runtime
// UNSUPPORTED: back_deployment_runtime
// UNSUPPORTED: freestanding
// for sleep
#if canImport(Darwin)
import Darwin
#elseif canImport(Glibc)
import Glibc
#elseif canImport(Android)
import Android
#elseif canImport(WASILibc)
import WASILibc
#elseif os(Windows)
import WinSDK
#endif
class Canary {
deinit {
print("canary died")
}
}
if #available(SwiftStdlib 5.1, *) {
let task = detach {
let canary = Canary()
_ = await Task.withCancellationHandler {
print(canary)
} operation: {
await Task.sleep(1_000_000)
}
}
task.cancel()
#if os(Windows)
Sleep(1 * 1000)
#else
sleep(1)
#endif
detach {
await Task.withCancellationHandler {
print("Task was cancelled!")
}
operation: {
print("Running the operation...")
}
}
#if os(Windows)
Sleep(10 * 1000)
#else
sleep(10)
#endif
} else {
// Fake prints to satisfy FileCheck.
print("Canary")
print("canary died")
print("Running the operation...")
}
// CHECK: Canary
// CHECK-NEXT: canary died
// CHECK-NEXT: Running the operation...