| //===--- NoFoundation.swift - Tests that run without Foundation loaded ----===// |
| // |
| // This source file is part of the Swift.org open source project |
| // |
| // Copyright (c) 2014 - 2017 Apple Inc. and the Swift project authors |
| // Licensed under Apache License v2.0 with Runtime Library Exception |
| // |
| // See https://swift.org/LICENSE.txt for license information |
| // See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // These tests are supposed to work *without* Foundation being present |
| // |
| //===----------------------------------------------------------------------===// |
| // RUN: %target-run-simple-swift |
| // REQUIRES: executable_test |
| |
| // REQUIRES: objc_interop |
| |
| // Unfortunately, StdlibUnittest brings in Foundation somehow, so we |
| // can't use it here. |
| |
| // import StdlibUnittest |
| |
| //===--- Verify that Foundation isn't loaded ------------------------------===// |
| struct No {} |
| struct Yes {} |
| func isRandomAccessCollection<T : Collection>(_: T) -> No { return No() } |
| func isRandomAccessCollection<T : RandomAccessCollection>(_: T) -> Yes { return Yes() } |
| let no = isRandomAccessCollection("".utf16) |
| _ = no as No |
| |
| //===--- Tests ------------------------------------------------------------===// |
| |
| import Dispatch |
| if #available(OSX 10.10, iOS 8.0, *) { |
| print(DispatchQueue.global(qos: .default)) |
| } |
