             return
         }
         let period0 = JSON(data: period0Data)
-        let line = period0[ArchiveKeys.ELEMENTS][2][ArchiveKeys.LINES][0].string
+        let line = period0[K.ELEMENTS][2][K.LINES][0].string
         XCTAssertEqual(line, "人狼なんているわけないじゃん。みんな大げさだなあ")
     }
     

            XCTFail("error: \(error)")
        }
    }
}

}

class ArchiveTests: XCTestCase {
    typealias K = ArchiveKeys
    var outDir: String = ""
    
    override func setUp() {
