// RUN: %target-run-simple-swift | %FileCheck %s
// REQUIRES: executable_test

// REQUIRES: objc_interop


import Foundation

class C : NSObject {
  @objc static let i = 2
  @objc static var j = "Hello"
  @objc static var k: Double {
    return 3.14
  }
}

// CHECK: true
print(C.self.responds(to: Selector("i")))

// CHECK: 2
print(C.i)

// CHECK: false
print(C.self.responds(to: Selector("setI:")))

// CHECK: true
print(C.self.responds(to: Selector("j")))

// CHECK: Hello
print(C.j)

C.j = "World"

// CHECK: World
print(C.j)

// CHECK: true
print(C.self.responds(to: Selector("setJ:")))

// CHECK: Test
C.performSelector(onMainThread: Selector("setJ:"), with: "Test", waitUntilDone: true)
print(C.j)

// CHECK: OK
C.j = "OK"
print(C.j)

// CHECK: true
print(C.self.responds(to: Selector("k")))

// CHECK: 3.14
print(C.k)

// CHECK: false
print(C.self.responds(to: Selector("setK:")))