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83b4384fac
Also removed the sdk 'feature' in favour of the more specific objc_interop. Swift SVN r24856
142 lines
3.7 KiB
Swift
142 lines
3.7 KiB
Swift
// RUN: %target-run-simple-swift | FileCheck %s
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// XFAIL: linux
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import ObjectiveC
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protocol Protocol : class {
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func noop()
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}
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//========================== Test pure Swift classes ==========================
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class SwiftClassBase : Protocol {
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func noop() { println("noop") }
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}
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class SwiftClass : SwiftClassBase {
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override init() {
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println("SwiftClass Created")
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}
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deinit {
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println("SwiftClass Destroyed")
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}
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}
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func printState(x : SwiftClassBase?) {
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println((x != nil) ? "is present" : "is nil")
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}
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func testSwiftClass() {
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println("testSwiftClass") // CHECK: testSwiftClass
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weak var w : SwiftClassBase?
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printState(w) // CHECK-NEXT: is nil
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var c : SwiftClassBase = SwiftClass() // CHECK: SwiftClass Created
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printState(w) // CHECK-NEXT: is nil
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w = c
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printState(w) // CHECK-NEXT: is present
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c.noop() // CHECK-NEXT: noop
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c = SwiftClassBase() // CHECK-NEXT: SwiftClass Destroyed
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printState(w) // CHECK-NEXT: is nil
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}
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testSwiftClass()
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func testSwiftImplicitOptionalClass() {
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println("testSwiftImplicitOptionalClass") // CHECK: testSwiftImplicitOptionalClass
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weak var w : SwiftClassBase!
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printState(w) // CHECK-NEXT: is nil
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var c : SwiftClassBase = SwiftClass() // CHECK: SwiftClass Created
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printState(w) // CHECK-NEXT: is nil
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w = c
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printState(w) // CHECK-NEXT: is present
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c.noop() // CHECK-NEXT: noop
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c = SwiftClassBase() // CHECK-NEXT: SwiftClass Destroyed
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printState(w) // CHECK-NEXT: is nil
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}
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testSwiftImplicitOptionalClass()
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//========================== Test ObjC classes ==========================
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@objc
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class ObjCClassBase : Protocol {
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func noop() { println("noop") }
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}
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@objc
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class ObjCClass : ObjCClassBase {
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override init() {
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println("ObjCClass Created")
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}
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deinit {
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println("ObjCClass Destroyed")
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}
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}
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func printState(x : ObjCClassBase?) {
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println((x != nil) ? "is present" : "is nil")
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}
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func testObjCClass() {
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println("testObjCClass") // CHECK: testObjCClass
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weak var w : ObjCClassBase?
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printState(w) // CHECK-NEXT: is nil
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var c : ObjCClassBase = ObjCClass() // CHECK: ObjCClass Created
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printState(w) // CHECK-NEXT: is nil
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w = c
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printState(w) // CHECK-NEXT: is present
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c.noop() // CHECK-NEXT: noop
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c = ObjCClassBase() // CHECK-NEXT: ObjCClass Destroyed
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printState(w) // CHECK-NEXT: is nil
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}
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testObjCClass()
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//======================== Test Classbound Protocols ========================
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func printState(x : Protocol?) {
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println((x != nil) ? "is present" : "is nil")
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}
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func testProtocol() {
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println("testProtocol") // CHECK: testProtocol
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weak var w : Protocol?
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printState(w) // CHECK-NEXT: is nil
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var c : SwiftClassBase = SwiftClass() // CHECK: SwiftClass Created
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printState(w) // CHECK-NEXT: is nil
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w = c
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printState(w) // CHECK-NEXT: is present
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c.noop() // CHECK-NEXT: noop
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c = SwiftClassBase() // CHECK-NEXT: SwiftClass Destroyed
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printState(w) // CHECK-NEXT: is nil
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}
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testProtocol()
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protocol P : class { }
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func test_rdar15293354() {
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weak var x : P? = .None
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if x != nil {
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_ = x!
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}
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}
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test_rdar15293354()
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