19",
        "2069-W09",
        "2015-W46",
        "2056-W42",
        "2018-W23",
        "2047-W02",
        "2033-W41",
        "2021-W52",
        "1987-W08",
        "1982-W13",
        "1979-W36",
        "2057-W43",
        "1988-W35",
        "2060-W50",
        "2013-W14",
        "2005-W52",
    ];

    test(() => {
        for (const test_case of test_cases) {
            const input = document.createElement("input");
            input.type = "week";
            input.value = test_case;
       