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<!DOCTYPE html>
<meta charset="utf-8">
<title>Test of interfaces</title>
<link rel="author" title="Ms2ger" href="mailto:Ms2ger@gmail.com">
<link rel="help" href="https://html.spec.whatwg.org/multipage/">
<link rel="help" href="https://webidl.spec.whatwg.org/#host-objects">
<link rel="help" href="http://www.ecma-international.org/publications/files/ECMA-ST/ECMA-262.pdf#page=96">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src=interfaces.js></script>
<div id="log"></div>
<script>
function do_test(local_name, iface, variant) {
test(function() {
var e;
var i = "HTML" + iface + "Element";
if (variant === "useNS") {
// Use createElementNS here to preserve the case of local_name.
e = document.createElementNS("http://www.w3.org/1999/xhtml", local_name);
} else if (variant === "useParser") {
e = new DOMParser().parseFromString("<" + local_name + ">", "text/html").querySelector(local_name);
} else {
e = document.createElement(local_name);
}
assert_class_string(e, i,
"Element " + local_name + " should have " + i +
" as its primary interface.");
assert_true(e instanceof window[i],
"Element " + local_name + " should implement " + i + ".");
assert_true(e instanceof HTMLElement,
"Element " + local_name + " should implement HTMLElement.");
assert_true(e instanceof Element,
"Element " + local_name + " should implement Element.");
assert_true(e instanceof Node,
"Element " + local_name + " should implement Node.");
}, "Interfaces for " + local_name + ": " + variant);
}
// Some elements have weird parser behavior / insertion modes and would be
// skipped by the parser, so skip those.
function should_do_parser_test(local_name) {
return ![
"foo-BAR",
"tbody",
"td",
"tfoot",
"th",
"thead",
"tr",
"å-bar",
"caption",
"col",
"colgroup",
"frame",
"image",
"frameset",
].includes(local_name)
}
elements.forEach(function(a) {
do_test(a[0], a[1], "useNS");
if (should_do_parser_test(a[0])) {
do_test(a[0], a[1], "useParser");
}
// Only run the createElement variant if the input is all-lowercase, because createElement
// case-folds to lowercase. Custom elements are required to use all-lowercase to implement
// HTMLElement, otherwise they use HTMLUnknownElement per spec. Example: "foo-BAR".
if (a[0] === a[0].toLowerCase()) {
do_test(a[0].toUpperCase(), a[1], "createElement");
}
})
</script>
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