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c02fc4724d
Instead, use the `%target-swift-5.1-abi-triple` substitution to compile the tests for deployment to the minimum OS versions required for use of _Concurrency APIs.
98 lines
3.3 KiB
Swift
98 lines
3.3 KiB
Swift
// RUN: %empty-directory(%t)
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// RUN: %target-build-swift -target %target-swift-5.1-abi-triple -parse-as-library %s -o %t/a.out
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// RUN: %target-codesign %t/a.out
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// RUN: env %env-SWIFT_DEBUG_VALIDATE_UNCHECKED_CONTINUATIONS=1 %target-run %t/a.out
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// REQUIRES: executable_test
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// REQUIRES: concurrency
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// REQUIRES: concurrency_runtime
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// UNSUPPORTED: back_deployment_runtime
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// Commit afc5116ef0de added support for the error check
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// UNSUPPORTED: back_deploy_concurrency
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// UNSUPPORTED: use_os_stdlib
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// UNSUPPORTED: freestanding
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// UNSUPPORTED: OS=wasi
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import StdlibUnittest
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@MainActor
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@available(SwiftStdlib 5.1, *)
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func test_isolation_withUnsafeContinuation() async {
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// This test specifically should have only one suspension point,
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// as it would trigger a problem with the previous @_unsafeInheritExecutor
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// implementation, where we optimize away a switch accidentally, causing
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// wrong isolation.
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await withUnsafeContinuation { continuation in
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MainActor.shared.assertIsolated() // OK
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continuation.resume(returning: ())
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}
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}
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@MainActor
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@available(SwiftStdlib 5.1, *)
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func test_isolation_withUnsafeThrowingContinuation() async {
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// See comment in `test_isolation_withUnsafeContinuation` about exact test case shape
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try! await withUnsafeThrowingContinuation { continuation in
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MainActor.shared.assertIsolated() // OK
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continuation.resume(returning: ())
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}
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}
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@MainActor
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@available(SwiftStdlib 5.1, *)
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func test_isolation_withCheckedContinuation() async {
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// See comment in `test_isolation_withUnsafeContinuation` about exact test case shape
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await withCheckedContinuation { continuation in
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MainActor.shared.assertIsolated() // OK
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continuation.resume(returning: ())
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}
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}
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@MainActor
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@available(SwiftStdlib 5.1, *)
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func test_isolation_withCheckedThrowingContinuation() async {
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// See comment in `test_isolation_withUnsafeContinuation` about exact test case shape
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try! await withCheckedThrowingContinuation { continuation in
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MainActor.shared.assertIsolated() // OK
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continuation.resume(returning: ())
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}
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}
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@main struct Main {
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static func main() async {
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let tests = TestSuite("ContinuationValidation")
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if #available(SwiftStdlib 5.1, *) {
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tests.test("withUnsafeThrowingContinuation: continuation should be on calling isolation") {
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await Task.detached {
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await test_isolation_withUnsafeThrowingContinuation()
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}.value
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}
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tests.test("withUnsafeContinuation: continuation should be on calling isolation") {
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await Task.detached {
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await test_isolation_withUnsafeContinuation()
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}.value
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}
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tests.test("withCheckedContinuation: continuation should be on calling isolation") {
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await Task.detached {
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await test_isolation_withCheckedContinuation()
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}.value
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}
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tests.test("withCheckedThrowingContinuation: continuation should be on calling isolation") {
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await Task.detached {
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await test_isolation_withCheckedThrowingContinuation()
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}.value
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}
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tests.test("trap on double resume of unchecked continuation") {
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expectCrashLater(withMessage: "may have already been resumed")
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await withUnsafeContinuation { c in
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c.resume(returning: ())
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c.resume(returning: ())
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}
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}
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}
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await runAllTestsAsync()
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}
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}
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