| <!doctype html> |
| <!-- |
| Any copyright is dedicated to the Public Domain. |
| http://creativecommons.org/publicdomain/zero/1.0/ |
| --> |
| <meta charset="utf-8"> |
| <title>CSS Test: calc rounding doesn't accumulate a lot of error.</title> |
| <link rel="author" href="mailto:mats@mozilla.com" title="Mats Palmgren"> |
| <link rel="author" href="mailto:emilio@crisal.io" title="Emilio Cobos Álvarez"> |
| <link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1323735"> |
| <link rel="help" href="https://drafts.csswg.org/css-values/#funcdef-calc"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <style> |
| body { |
| background: #f3f5f6; |
| } |
| |
| div { |
| font-size: 15px; |
| width: 401px; |
| margin: 20px; |
| background: #fff; |
| display: flex; |
| flex-wrap: wrap; |
| } |
| |
| b { |
| height: 50px; |
| background: red; |
| width: calc((100% - 4.5em) / 4); /* .5em gutters */ |
| } |
| |
| b:not(:last-child) { |
| margin-right: 1.5em; |
| } |
| </style> |
| <div><b></b><b></b><b></b><b></b></div> |
| <script> |
| test(function() { |
| assert_equals(document.querySelector("div").offsetHeight, 50); |
| }, "calc() doesn't accumulate much error that makes flex items overflow"); |
| </script> |
