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// RUN: %target-run-simple-swift | %FileCheck %s
// REQUIRES: executable_test
// REQUIRES: objc_interop
import Foundation
func testAnyObjectIsa(_ obj: AnyObject) {
print("(", terminator: "")
if obj is String {
print("String", terminator: "")
}
if obj is Int {
print("Int", terminator: "")
}
if obj is [NSString] {
print("[NSString]", terminator: "")
}
if obj is [Int] {
print("[Int]", terminator: "")
}
if obj is Dictionary<String, Int> {
print("Dictionary<String, Int>", terminator: "")
}
print(")")
}
// CHECK: testing...
print("testing...")
// CHECK-NEXT: (String)
testAnyObjectIsa("hello" as NSString)
// CHECK-NEXT: (Int)
testAnyObjectIsa(5 as NSNumber)
// CHECK-NEXT: ([NSString])
testAnyObjectIsa(["hello", "swift", "world"] as NSArray)
// CHECK-NEXT: ([Int])
testAnyObjectIsa([1, 2, 3, 4, 5] as NSArray)
// CHECK-NEXT: (Dictionary<String, Int>)
testAnyObjectIsa(["hello" : 1, "world" : 2] as NSDictionary)
func testNSArrayIsa(_ nsArr: NSArray) {
print("(", terminator: "")
if nsArr is [String] {
print("[String]", terminator: "")
}
if nsArr is [Int] {
print("[Int]", terminator: "")
}
print(")")
}
// CHECK-NEXT: ([String])
testNSArrayIsa(["a", "b", "c"])
// CHECK-NEXT: ([Int])
testNSArrayIsa([1, 2, 3])
// CHECK-NEXT: ()
testNSArrayIsa([[1, 2], [3, 4], [5, 6]])
func testArrayIsa(_ arr: Array<Any>) {
print("(", terminator: "")
if arr is [NSString] {
print("[NSString]", terminator: "")
}
if arr is [NSNumber] {
print("[NSNumber]", terminator: "")
}
print(")")
}
// CHECK-NEXT: ([NSString])
testArrayIsa(["a", "b", "c"])
// CHECK-NEXT: ([NSNumber])
testArrayIsa([1, 2, 3])
// CHECK-NEXT: ()
testArrayIsa([[1, 2], [3, 4], [5, 6]])
func testArrayIsaBridged(_ arr: Array<Any>) {
print("(", terminator: "")
if arr is [String] {
print("[String]", terminator: "")
}
if arr is [Int] {
print("[Int]", terminator: "")
}
print(")")
}
// CHECK-NEXT: ([String])
testArrayIsaBridged(["a", "b", "c"])
// CHECK-NEXT: ([Int])
testArrayIsaBridged([1, 2, 3])
// CHECK-NEXT: ()
testArrayIsaBridged([[1, 2], [3, 4], [5, 6]])
func testNSMutableStringMatch(_ sa: NSMutableString) {
switch(sa) {
case "foobar":
print("MATCH")
default:
print("nomatch")
}
}
// CHECK-NEXT: MATCH
testNSMutableStringMatch("foobar")
// CHECK-NEXT: nomatch
testNSMutableStringMatch("nope")
func testAnyObjectDowncast(_ obj: AnyObject!) {
switch obj {
case let str as String:
print("String: \(str)")
case let int as Int:
print("Int: \(int)")
case let nsStrArr as [NSString]:
print("NSString array: \(nsStrArr)")
case let intArr as [Int]:
print("Int array: \(intArr)")
case let dict as Dictionary<String, Int>:
print("Dictionary<String, Int>: \(dict)")
default:
print("Did not match")
}
}
// CHECK-NEXT: String: hello
testAnyObjectDowncast("hello" as NSString)
// CHECK-NEXT: Int: 5
testAnyObjectDowncast(5 as NSNumber)
// CHECK-NEXT: NSString array: [hello, swift, world]
testAnyObjectDowncast(["hello", "swift", "world"] as NSArray)
// CHECK-NEXT: Int array: [1, 2, 3, 4, 5]
testAnyObjectDowncast([1, 2, 3, 4, 5] as NSArray)
// CHECK: Dictionary<String, Int>: [
// CHECK-DAG: "hello": 1
// CHECK-DAG: "world": 2
// CHECK: ]
testAnyObjectDowncast(["hello" : 1, "world" : 2] as NSDictionary)
// CHECK-NEXT: Did not match
testAnyObjectDowncast(nil)
func testNSArrayDowncast(_ nsArr: NSArray?) {
switch nsArr {
case let strArr as [String]:
print("[String]: \(strArr)")
case let intArr as [Int]:
print("[Int]: \(intArr)")
default:
print("Did not match");
}
}
// CHECK-NEXT: [String]: ["a", "b", "c"]
testNSArrayDowncast(["a", "b", "c"])
// CHECK-NEXT: [Int]: [1, 2, 3]
testNSArrayDowncast([1, 2, 3])
// CHECK-NEXT: Did not match
testNSArrayDowncast([[1, 2], [3, 4], [5, 6]])
// CHECK-NEXT: Did not match
testNSArrayDowncast(nil)
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