<!doctype html> <title>Inclusive Ranges</title> <script src="/resources/testharness.js"></script> <script src="/resources/testharnessreport.js"></script> <style> foo { z-index: 0; } </style> <meta name="author" title="Tab Atkins-Bittner"> <link rel=help href="https://drafts.csswg.org/css-syntax/#digit"> <link rel=help href="https://drafts.csswg.org/css-syntax/#non-printable-code-point"> <script> function roundtripIdent(str) { const rule = document.styleSheets[0].cssRules[0]; rule.selectorText = "original-ident"; rule.selectorText = str; // Check for parse error. if(rule.selectorText == "original-ident") return "parse error"; return rule.selectorText; } function roundtripInteger(str) { const rule = document.styleSheets[0].cssRules[0]; rule.style.zIndex = "12345"; rule.style.zIndex = str; // Check for parse error. if(rule.style.zIndex == "12345") return "parse error"; return rule.style.zIndex; } function testInteger(input, expected) { test(()=>{ assert_equals(roundtripInteger(input), expected); }, `"${input}" becomes "${expected}"`); } function testIdent(input, expected) { test(()=>{ assert_equals(roundtripIdent(input), expected); }, `"${input}" becomes "${expected}"`); } /* Digits are the inclusive range 0-9 */ for(var i = 0; i <= 9; i++) { testInteger(i+"", i+""); } /* Non-printables are the inclusive ranges 0-8, b, e-1f, or 7f */ // 0 never shows up due to preprocessing, so start at 1 for(var i = 1; i <= 8; i++) { testIdent("foo"+String.fromCodePoint(i), "parse error"); } testIdent("foo"+String.fromCodePoint(0xb), "parse error"); for(var i = 0xe; i <= 0x1f; i++) { testIdent("foo"+String.fromCodePoint(i), "parse error"); } testIdent("foo" + String.fromCodePoint(0x7f), "parse error"); </script>