| <!DOCTYPE html> |
| <link rel="help" href="https://drafts.csswg.org/css-values-4/#comp-func"> |
| <link rel="help" href="https://drafts.csswg.org/css-values-4/#angles"> |
| <link rel="help" href="https://drafts.csswg.org/css-values-4/#calc-serialize"> |
| <link rel="author" title="Apple Inc"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="../support/serialize-testcommon.js"></script> |
| <div id=target></div> |
| <script> |
| function test_serialization(t,s,c,u, {prop="transform"}={}) { |
| t = `rotate(${t})`; |
| test_specified_serialization(prop, t, `rotate(${s})`); |
| test_computed_serialization(prop, t, c); |
| if(u) test_used_serialization(prop, t, u); |
| } |
| |
| // Browsers aren't perfectly interoperable about how a 90deg rotation is serialized, |
| // but that's not the focus of this test, |
| // so just capture *whatever* the browser does and expect that. |
| const rotateMatrix = (()=>{ |
| const el = document.querySelector("#target"); |
| el.style.transform = "rotate(90deg)"; |
| const ret = getComputedStyle(el).transform; |
| el.removeAttribute('style'); |
| return ret; |
| })(); |
| |
| test_serialization( |
| 'acos(0)', |
| 'calc(90deg)', |
| rotateMatrix); |
| test_serialization( |
| 'asin(1)', |
| 'calc(90deg)', |
| rotateMatrix); |
| |
| test_serialization( |
| 'calc(acos(pi - pi))', |
| 'calc(90deg)', |
| rotateMatrix); |
| test_serialization( |
| 'calc(asin(pi - pi + 1))', |
| 'calc(90deg)', |
| rotateMatrix); |
| |
| test_serialization( |
| 'calc(atan(infinity))', |
| 'calc(90deg)', |
| rotateMatrix); |
| </script> |
