Testing_JSON_to_dataModel.swift

// A possible technique for testing a json transfers to a struct properly
let json: [String: Any] = [
	"alpha" : "aaaa",
	"beta" : 98,
	"delta" : 23.7
]

// the keys that we care about
enum ABCEnum: String {
	case alpha
	case beta
	case delta
}
// The struc that will hold and be initialized by the json
struct ABC {
	var alpha: String = ""
	var beta: Int = 6
	var delta: Double = 0.0
	init(dict: Any?) {
		for (k, v) in (dict as? [String: Any]) ?? [:] {
			switch ABCEnum(rawValue: k) {
			case .alpha?: alpha = (v as? String) ?? ""
			case .beta?: beta = (v as? Int) ?? 0
			case .delta?: delta = (v as? Double) ?? 0.0
			case .none:
				()
			}
		}
	}
	func funTimes() {
		
	}
	var m: Int = 9
	static var ss: Int = 9
}

// Use a mirrow technique to go over every property of the struct.  This will help ensure that all new properties added are tested
let a = ABC(dict: json)
let m = Mirror(reflecting: a)
for (_k, v) in m.children where  _k != nil {
	let k = _k!
	switch ABCEnum(rawValue: k) {
	case .alpha?: print(a.alpha == "aaaa")
	case .beta?: print(a.beta == 98)
	case .delta?: print(a.delta == 23.7)
	case .none:
		print("unhandled property: \(k)")
	}
}
print("done")