mirror of
https://github.com/apple/swift.git
synced 2025-12-14 20:36:38 +01:00
38fdb6b7ff
Completely mechanical changes: - Explicit @objc in a few places - Some imported APIs changed - For the mix-and-match tests, just test version 4/5 instead of 3/4
60 lines
1.1 KiB
Swift
60 lines
1.1 KiB
Swift
// RUN: %target-run-simple-swift | %FileCheck %s
|
|
// REQUIRES: executable_test
|
|
|
|
// REQUIRES: objc_interop
|
|
|
|
import Foundation
|
|
|
|
extension NSObject {
|
|
@objc func frob() {
|
|
print("I've been frobbed!")
|
|
}
|
|
|
|
@objc var asHerself : NSObject {
|
|
return self
|
|
}
|
|
|
|
@objc var blackHoleWithHawkingRadiation : NSObject? {
|
|
get {
|
|
print("e+")
|
|
return nil
|
|
}
|
|
set {
|
|
print("e-")
|
|
}
|
|
}
|
|
}
|
|
|
|
var o = NSObject()
|
|
|
|
func drop(_ x: NSObject?) {}
|
|
|
|
// CHECK: true
|
|
print(o.responds(to: "frob"))
|
|
// CHECK: true
|
|
print(o.responds(to: "asHerself"))
|
|
// CHECK: false
|
|
print(o.responds(to: "setAsHerself:"))
|
|
// CHECK: true
|
|
print(o.responds(to: "blackHoleWithHawkingRadiation"))
|
|
// CHECK: true
|
|
print(o.responds(to: "setBlackHoleWithHawkingRadiation:"))
|
|
|
|
// Test #selector for referring to methods.
|
|
// CHECK: true
|
|
print(o.responds(to: #selector(NSObject.frob)))
|
|
|
|
// CHECK: I've been frobbed!
|
|
o.frob()
|
|
// CHECK: true
|
|
print(o === o.asHerself)
|
|
// CHECK: e+
|
|
drop(o.blackHoleWithHawkingRadiation)
|
|
// CHECK: e-
|
|
o.blackHoleWithHawkingRadiation = NSObject()
|
|
|
|
// Use of extensions via bridging
|
|
let str = "Hello, world"
|
|
// CHECK: I've been frobbed!
|
|
str.frob()
|