Fix a test marked @MainActor but not async.

grynspan · grynspan · commit 7f0f8dad651a · 2024-09-24T15:57:40.000-04:00
SPM and swift-corelibs-xctest do not support main-actor-isolated tests unless they are marked `async` because the compilation stage that finds tests is not actor-aware. This test is preventing us from merging swiftlang/swift-package-manager#7967.
diff --git a/Tests/Foundation/TestURLSession.swift b/Tests/Foundation/TestURLSession.swift
@@ -410,7 +410,7 @@ final class TestURLSession: LoopbackServerTest, @unchecked Sendable {
         }
     }
     
-    func test_taskCopy() {
+    func test_taskCopy() async {
         let url = URL(string: "http://127.0.0.1:\(TestURLSession.serverPort)/Nepal")!
         let session = URLSession(configuration: URLSessionConfiguration.default,
                                  delegate: nil,

Original file line number	Diff line number	Diff line change
`@@ -410,7 +410,7 @@ final class TestURLSession: LoopbackServerTest, @unchecked Sendable {`
`410`	`410`	`}`
`411`	`411`	`}`
`412`	`412`
`413`		`- func test_taskCopy() {`
	`413`	`+ func test_taskCopy() async {`
`414`	`414`	`let url = URL(string: "http://127.0.0.1:\(TestURLSession.serverPort)/Nepal")!`
`415`	`415`	`let session = URLSession(configuration: URLSessionConfiguration.default,`
`416`	`416`	`delegate: nil,`