Files
swift-mirror/test/Interpreter/SDK/objc_fast_enumeration.swift
Dave Abrahams 6786969209 [stdlib] Introduce _SwiftDeferredNSArray
This is mostly just a renaming of _SwiftNativeNSArray, except that we
want to add another NSArray subclass for verbatim-bridged elements, so
we want a common base class.  _SwiftNativeNSArray is the name of that
new base class, to parallel the other _SwiftNativeNSXXX classes.

Swift SVN r22913
2014-10-24 15:48:48 +00:00

95 lines
1.8 KiB
Swift

// RUN: %target-run-simple-swift | FileCheck %s
import Foundation
var a: NSArray = ["one", 2, [1,2,3]]
var a_m: NSMutableArray = ["two", 12, [11,12,13]]
// CHECK: one
// CHECK: 2
// CHECK: (
// CHECK: 1,
// CHECK: 2,
// CHECK: 3
// CHECK: )
for x: AnyObject in a {
println(x.description!)
}
// CHECK: two
// CHECK: 12
// CHECK: (
// CHECK: 11,
// CHECK: 12,
// CHECK: 13
// CHECK: )
for x: AnyObject in a_m {
println(x.description!)
}
class Canary {
var x: Int
deinit { println("dead \(x)") }
init(_ x: Int) { self.x = x }
func chirp() { println("\(x)") }
}
autoreleasepool {
println("making array")
var b: NSArray = NSArray(objects: [Canary(1), Canary(2), Canary(3)], count: 3)
println("iterating array")
// CHECK: 1
for x: AnyObject in b {
(x as Canary).chirp()
break
}
// CHECK: exiting
println("exiting")
}
// CHECK: dead
// CHECK: dead
// CHECK: dead
// CHECK: exited
println("exited")
var d : NSDictionary = [415 : "Giants", 510 : "A's"]
var d_m : NSMutableDictionary = [1415 : "Big Giants", 11510 : "B's"]
// CHECK: 510 => A's
for (key, value) in d {
println("\(key.description!) => \(value.description!)")
}
// CHECK: 11510 => B's
for (key, value) in d_m {
println("\(key.description!) => \(value.description!)")
}
var s = NSSet(object: "the most forward-thinking test yet")
var s_m = NSMutableSet(object: "the next most forward-thinking test yet")
// CHECK: the most forward-thinking test yet
for x: AnyObject in s {
println(x.description!)
}
// CHECK: the next most forward-thinking test yet
for x: AnyObject in s_m {
println(x.description!)
}
// Enumeration over a _SwiftDeferredNSArray
// CHECK: 3
// CHECK: 2
// CHECK: 1
var a2 = [3, 2, 1]
var nsa2 = (a2._asCocoaArray() as AnyObject) as NSArray
for x: AnyObject in nsa2 {
println(x.description!)
}