<script src="./include.js"></script>
<script>
    test(() => {
        const form = document.createElement('form');
        const values = [
            '', undefined, null,
            'get', 'post', 'dialog',
            'GeT', 'POST', 'DIAlog',
            'foo', 'xpost', '5%'
        ];

        println('form: unset');
        println(`form.getAttribute('method') == '${form.getAttribute('method')}'`);
        println(`form.method == '${form.method}'`);
        for (value of values) {
            form.se