fragment-and-encoding.html

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This WPT test may be referenced by the following Test IDs:
- /html/browsers/browsing-the-web/scroll-to-fragid/fragment-and-encoding.html - WPT Dashboard Interop Dashboard

<!doctype html>

<meta charset=windows-1252>

<title>Fragment navigation: encoding</title>

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<div id="log"></div>

<div style=height:10000px></div>

<div id=&#xFF;></div>

<div id=&#xFEFF;></div>

<div id=&#x2661;&#x00FF;><div>

<script>

function goToTop() {

  location.hash = "top";

  assert_equals(self.scrollY, 0, "#top");

test(() => {

  assert_equals(location.hash, "", "Page must be loaded with no hash");

  location.hash = "\u00FF";

  assert_equals(location.hash, "#%C3%BF");

  assert_greater_than(self.scrollY, 1000, "#%C3%BF");

}, "U+00FF should find U+00FF");

test(() => {

  goToTop();

  location.hash = "%EF%BB%BF";

  assert_greater_than(self.scrollY, 1000, "#%EF%BB%BF");

}, "Percent-encoded UTF-8 BOM should find U+FEFF as BOM is not stripped when decoding");

test(() => {

  goToTop();

  location.hash = "%FF";

  assert_equals(self.scrollY, 0, "#%FF");

}, "%FF should not find U+00FF as decoding it gives U+FFFD");

test(() => {

  goToTop();

  // U+2661 in UTF-8 + %FF.

  // Chrome had an issue that the following fragment was decoded as U+2661 U+00FF.

  // https://github.com/whatwg/html/pull/3111

  location.hash = "%E2%99%A1%FF";

  assert_equals(self.scrollY, 0, "%E2%99%A1%FF");

  goToTop();

}, "Valid UTF-8 + invalid UTF-8 should not be matched to the utf8-decoded former + the isomorphic-decoded latter");

</script>