charset-bom.html (1249B)
1 <!DOCTYPE html> 2 <title>CSS Module scripts should ignore BOMs and always use UTF-8</title> 3 <script src="/resources/testharness.js"></script> 4 <script src="/resources/testharnessreport.js"></script> 5 <script type="module"> 6 import utf8BOMSheet from './resources/bom-utf-8.css' with { type: 'css' }; 7 test(function() { 8 assert_equals(utf8BOMSheet.rules[0].selectorText, 'div', 'No UTF-8 BOM expected in selector'); 9 }, 'UTF-8 BOM should be stripped when decoding JSON module script'); 10 11 import utf16BEBOMSheet from './resources/bom-utf-16be.css' with { type: 'css' }; 12 test(function() { 13 assert_equals(utf16BEBOMSheet.rules[0].selectorText, '\ufffd\ufffd\ufffdd\ufffdi\ufffdv\ufffd \ufffd', 'Expected UTF-8 decoded selectorText with 0xfffd replacement characters'); 14 }, 'UTF-16BE BOM should be ignored, so CSS module should be UTF-8 decoded'); 15 16 import utf16LEBOMSheet from './resources/bom-utf-16le.css' with { type: 'css' }; 17 test(function() { 18 assert_equals(utf16LEBOMSheet.rules[0].selectorText, '\ufffd\ufffdd\ufffdi\ufffdv\ufffd \ufffd', 'Expected UTF-8 decoded selectorText with 0xfffd replacement characters'); 19 }, 'UTF-16LE BOM should be ignored, so CSS module should be UTF-8 decoded'); 20 </script>