CodableArrayOfMultipleObjects-DecodingSuccessPart1.swift

func testDecodingArrayWithPassengerDeliverySucceeds() throws {
    let givenJsonData = #"""
    [
      {
        "food": {
          "date": "2020-01-01",
          "restaurantName": "Restaurant",
          "totalCost": "8.00",
          "orders": [
            {
              "name": "Pizza",
              "cost": "100"
            }
          ]
        }
      },
      {
        "passenger": {
          "carType": {
            "name": "SUV",
            "distanceFare": "1.00",
            "timeFare": "1.00"
          },
          "date": "2020-01-01",
          "distance": "2 km",
          "time": "10 min",
          "totalCost": "8.00"
        }
      },
      {
        "package": {
          "date": "2020-01-01",
          "totalCost": "8.00",
          "weight": "1 kg",
          "size": "SMALL"
        }
      }
    ]
    """#.data(using: .utf8)!
    let result = try decoder.decode([OrderItem].self, from: givenJsonData)
    let expected: [OrderItem] = [
        OrderItem.food(FoodDelivery(
            date: "2020-01-01",
            orders: [
                FoodDelivery.Order(name: "Pizza", cost: "100")
            ],
            restaurantName: "Restaurant",
            totalCost: "8.00"
        )),
        OrderItem.passenger(PassengerDelivery(
            carType: PassengerDelivery.CarType(
                name: "SUV",
                distanceFare: "1.00",
                timeFare: "1.00"
            ),
            date: "2020-01-01",
            distance: "2 km",
            time: "10 min",
            totalCost: "8.00"
        )),
        OrderItem.package(PackageDelivery(
            date: "2020-01-01",
            size: "SMALL",
            totalCost: "8.00",
            weight: "1 kg"
        ))
    ]
    XCTAssertEqual(result, expected)
}