Test++Count++NSHashTable

Test++Count++NSHashTable.swift

class Test: NSObject {
    deinit {
        print("deinit")
    }
}

let tests = NSHashTable<Test>.weakObjects()

var test: Test? = Test()
tests.add(test)
print("count:\(tests.count) allObjects.count\(tests.allObjects.count)")
test = nil

Timer.scheduledTimer(withTimeInterval: 2, repeats: true) { _ in
    print("count:\(tests.count) allObjects.count:\(tests.allObjects.count)")
}