<!DOCTYPE html>
<html>
<head>
<title>Highlight type has a limited set of types</title>
<link rel="help" href="https://drafts.csswg.org/css-highlight-api-1/">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
#one::highlight(yellow-highlight) {
background-color: yellow;
}
#two::highlight(green-highlight) {
background-color: green;
}
</style>
</head>
<body>
<span id="one">One </span><span id="two">two </span>
<script>
test(() => {
let highlightYellow = new Highlight(new StaticRange({startContainer: document.body, startOffset: 1, endContainer: document.body, endOffset: 2}));
let highlightGreen = new Highlight(new StaticRange({startContainer: document.body, startOffset: 2, endContainer: document.body, endOffset: 3}));
CSS.highlights.set("yellow-highlight", highlightYellow);
CSS.highlights.set("green-highlight", highlightGreen);
assert_equals(highlightYellow.type, "highlight");
assert_equals(highlightGreen.type, "highlight");
highlightGreen.type = "grammar-error";
assert_equals(highlightYellow.type, "highlight");
assert_equals(highlightGreen.type, "grammar-error");
highlightGreen.type = "Spelling-error";
assert_equals(highlightYellow.type, "highlight");
assert_equals(highlightGreen.type, "grammar-error");
highlightYellow.type = "ergeoirgjgeerror";
assert_equals(highlightYellow.type, "highlight");
assert_equals(highlightGreen.type, "grammar-error");
});
</script>
</body>
</html>