| <!DOCTYPE html> |
| <meta charset="utf-8"> |
| <link rel="author" href="mailto:xiaochengh@chromium.org"> |
| <link rel="help" href="https://drafts.csswg.org/css-fonts-5/#descdef-font-face-advance-override"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <title>Serialization of advance-override</title> |
| |
| <style id="target"> |
| @font-face { |
| font-family: one-parameter; |
| src: local(Ahem), url(/fonts/Ahem.ttf); |
| advance-override: 50%; |
| } |
| |
| @font-face { |
| font-family: two-parameters; |
| src: local(Ahem), url(/fonts/Ahem.ttf); |
| advance-override: 50% 100%; |
| } |
| |
| @font-face { |
| font-family: two-identical-parameters; |
| src: local(Ahem), url(/fonts/Ahem.ttf); |
| advance-override: 100% 100%; |
| } |
| </style> |
| |
| <script> |
| const sheet = document.getElementById("target").sheet; |
| |
| test(() => assert_equals(sheet.cssRules[0].style.advanceOverride, "50%"), |
| "One parameter should be serialized as one parameter"); |
| |
| test(() => assert_equals(sheet.cssRules[1].style.advanceOverride, "50% 100%"), |
| "Two different parameters should be serialized as two parameters"); |
| |
| test(() => assert_equals(sheet.cssRules[2].style.advanceOverride, "100%"), |
| "Two identical parameters should be simplified into one parameter"); |
| |
| </script> |
