import SwiftyJSONDecoder

struct Book: Codable {
    var title: String = ""
    var price: Int = 0
    var author: String?
    var isNew: Bool = false
    var tags: [Int] = []
}

it("Model") {
    let json = """
{
"title": "ABCDEF",
"price": 10,
"isNew": 1,
"author": null,
"tags": [1, 2, 3, 4]
}
"""
    do {
        let book = try SwiftyJSONDecoder().decode(Book.self, from: json)
        expect(book.title) == "ABCDEF"
        expect(book.price) == 10
        expect(book.isNew) == true
        expect(book.author == nil) == true
        expect(book.tags) == [1, 2, 3, 4]
    } catch {
        fail("解析失败")
    }
}

enum BookType: Int, Codable, DefaultCaseCodable {
    case history
    case action

    static var defaultCase: Self {
        return .history
    }
}

let json = """
[0, 1, 2, ""]
"""
do {
    let values = try SwiftyJSONDecoder().decode([BookType].self, from: json)
    expect(values) == [.history, .action, .history, .history]
} catch {
    fail("解析失败")
}

struct A: Codable {
    var value: String
    enum CodingKeys: String, CodingKey {
        case value = "A.B.C.D.F"
    }
}

let json = """
{"A": {"B": {"C": {"D": {"F": "ABCDEFG"}}}}}
"""
do {
    let value = try SwiftyJSONDecoder().decode(A.self, from: json)
    expect(value.value) == "ABCDEFG"
} catch {
    fail("解析失败")
}

pod 'SwiftyJSONDecoder'