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The CSSOM specification says that StyleSheet.title should return null if the title field is empty.
25 lines
1 KiB
HTML
25 lines
1 KiB
HTML
<!DOCTYPE html>
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<script src="../include.js"></script>
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<script>
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test(() => {
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const cssRule = "* { font-size: 16px; }";
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const sheet = new CSSStyleSheet();
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println(`Empty sheet ownerNode: ${sheet.ownerNode}`);
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println(`Empty sheet ownerRule: ${sheet.ownerRule}`);
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println(`Empty sheet title: ${sheet.title}`);
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println(`Empty sheet cssRules is empty: ${sheet.cssRules.length === 0}`);
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println(`Empty sheet is disabled by default: ${sheet.disabled}`);
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sheet.insertRule(cssRule);
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println(`cssRules length after insertRule(): ${sheet.cssRules.length}`);
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println(`cssRules text: ${sheet.cssRules[0].cssText}`);
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println(`rules and cssRules are the same object: ${sheet.cssRules === sheet.rules}`);
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sheet.deleteRule(0);
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println(`cssRules length after deleteRule(): ${sheet.cssRules.length}`);
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const disabledSheet = new CSSStyleSheet({ disabled: true });
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println(`Disabled sheet is disabled: ${disabledSheet.disabled}`);
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});
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</script>
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