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// RUN: %target-run-simple-swift
// REQUIRES: executable_test
// REQUIRES: objc_interop
import Foundation
import StdlibUnittest
var URLSessionConfigurationUsage = TestSuite("URLSessionConfigurationUsage")
// URLSessionConfiguration.protocolClasses is a prominent example of an
// NSArray<Class> * in Foundation. Make sure it works.
URLSessionConfigurationUsage.test("protocolClasses") {
if let protocols = URLSessionConfiguration
.default
.protocolClasses {
for proto in protocols {
// The protocol classes should all be subclasses of URLProtocol.
_ = proto as! URLProtocol.Type
}
}
}
// Validate that Swift arrays of class objects can be bridged to NSArray
// and recovered as arrays of class objects.
var ArrayOfClassObjectBridging = TestSuite("ArrayOfClassObjectBridging")
ArrayOfClassObjectBridging.test("bridging class object array to NSArray") {
let classes: [NSObject.Type] = [NSObject.self, NSString.self, NSArray.self]
let classesBridged: NSArray = classes as NSArray
expectTrue(classesBridged.count == 3)
expectTrue(classesBridged[0] as AnyObject === NSObject.self)
expectTrue(classesBridged[1] as AnyObject === NSString.self)
expectTrue(classesBridged[2] as AnyObject === NSArray.self)
}
ArrayOfClassObjectBridging.test("bridging NSArray of class objects to [AnyObject]") {
let classes: [NSObject.Type] = [NSObject.self, NSString.self, NSArray.self]
let classesBridged: NSArray = classes as NSArray
let classesUnbridgedAsAnyObject = classesBridged as [AnyObject]
expectTrue(classesUnbridgedAsAnyObject.count == 3)
expectTrue(classesUnbridgedAsAnyObject[0] === NSObject.self)
expectTrue(classesUnbridgedAsAnyObject[1] === NSString.self)
expectTrue(classesUnbridgedAsAnyObject[2] === NSArray.self)
}
ArrayOfClassObjectBridging.test("bridging NSArray of class objects to [AnyClass]") {
let classes: [NSObject.Type] = [NSObject.self, NSString.self, NSArray.self]
let classesBridged: NSArray = classes as NSArray
if let classesUnbridgedAsAnyClass = classesBridged as? [AnyClass] {
expectTrue(classesUnbridgedAsAnyClass.count == 3)
expectTrue(classesUnbridgedAsAnyClass[0] == NSObject.self)
expectTrue(classesUnbridgedAsAnyClass[1] == NSString.self)
expectTrue(classesUnbridgedAsAnyClass[2] == NSArray.self)
} else {
expectUnreachable()
}
}
ArrayOfClassObjectBridging.test("bridging NSArray of class objects to [NSObject.Type]") {
let classes: [NSObject.Type] = [NSObject.self, NSString.self, NSArray.self]
let classesBridged: NSArray = classes as NSArray
if let classesUnbridgedAsNSObjectType = classesBridged as? [NSObject.Type] {
expectTrue(classesUnbridgedAsNSObjectType.count == 3)
expectTrue(classesUnbridgedAsNSObjectType[0] == NSObject.self)
expectTrue(classesUnbridgedAsNSObjectType[1] == NSString.self)
expectTrue(classesUnbridgedAsNSObjectType[2] == NSArray.self)
} else {
expectUnreachable()
}
}
runAllTests()
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