1 files changed, 23 insertions, 0 deletions
diff --git a/testing/web-platform/tests/css/css-syntax/charset/page-windows-1251-css-at-charset-windows-1250-in-utf16.html b/testing/web-platform/tests/css/css-syntax/charset/page-windows-1251-css-at-charset-windows-1250-in-utf16.html
new file mode 100644
index 0000000000..463e3778f6
--- /dev/null
+++ b/testing/web-platform/tests/css/css-syntax/charset/page-windows-1251-css-at-charset-windows-1250-in-utf16.html
@@ -0,0 +1,23 @@
+<!doctype html>
+<title>CSS charset: page windows-1251, CSS @charset windows-1250 in utf-16</title>
+<link rel=help href="https://drafts.csswg.org/css-syntax-3/#determine-the-fallback-encoding">
+<meta charset=windows-1251>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<link rel=stylesheet href="support/at-charset-windows-1250-in-utf16.css">
+<div id=log></div>
+<div id=&#xfffd;></div>
+<div id=&#x0418;></div>
+<div id=&#x010c;></div>
+<script>
+var elm_fffd = document.getElementById('\ufffd');
+var elm_0418 = document.getElementById('\u0418');
+var elm_010c = document.getElementById('\u010c');
+var t = async_test();
+onload = t.step_func(function(){
+  assert_equals(getComputedStyle(elm_fffd, '').visibility, 'visible', 'selector U+FFFD matched (utf-8)');
+  assert_equals(getComputedStyle(elm_0418, '').visibility, 'hidden', 'selector U+0418 did not match (windows-1251)');
+  assert_equals(getComputedStyle(elm_010c, '').visibility, 'visible', 'selector U+010C matched (windows-1250)');
+  this.done();
+});
+</script>