CodableArrayOfMultipleObjects-DecodingFailurePart2.swift

func testDecodingFoodDeliveryWithoutRestaurantThrowsAnError() throws {
    let givenJsonData = #"""
    [
        {
          "food": {
            "date": "2020-01-01",
            "totalCost": "8.00",
            "orders": [
              {
                "name": "Pizza",
                "cost": "100"
              }
            ]
          }
        }
    ]
    """#.data(using: .utf8)!
    XCTAssertThrowsError(try decoder.decode([OrderItem].self, from: givenJsonData))
}