| <!doctype html> |
| <meta charset="utf-8"> |
| <title>Viewport units rounding and calc()</title> |
| <link rel="help" href="https://drafts.csswg.org/css-values-4/#viewport-relative-lengths"> |
| <link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1764768"> |
| <link rel="author" href="mailto:emilio@crisal.io" title="Emilio Cobos Álvarez"> |
| <link rel="author" href="https://mozilla.org" title="Mozilla"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <style> |
| iframe { |
| width: 150px; |
| height: 100px; |
| } |
| </style> |
| <iframe scrolling="no" srcdoc="<div id=target></div>"></iframe> |
| <script> |
| onload = function() { |
| let win = document.querySelector("iframe").contentWindow; |
| let target = win.document.getElementById("target"); |
| test(function() { |
| target.style.width = 'calc(100vw / 192)'; |
| let viewport = win.getComputedStyle(target).width; |
| target.style.width = 'calc(150px / 192)'; |
| let nonViewport = win.getComputedStyle(target).width; |
| assert_equals(viewport, nonViewport, "Rounding for viewport units should be consistent with pixels"); |
| }); |
| }; |
| </script> |
