<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>CSS Fonts Module Level 3: getComputedStyle().fontWeight</title> <link rel="help" href="https://www.w3.org/TR/css-fonts-3/#font-weight-prop"> <meta name="assert" content="font-weight computed value is a number."> <script src="/resources/testharness.js"></script> <script src="/resources/testharnessreport.js"></script> <script src="/css/support/computed-testcommon.js"></script> </head> <body> <div id="container"> <div id="target"></div> </div> <script> 'use strict'; test_computed_value('font-weight', 'normal', '400'); test_computed_value('font-weight', 'bold', '700'); test_computed_value('font-weight', '100'); test_computed_value('font-weight', '200'); test_computed_value('font-weight', '300'); test_computed_value('font-weight', '400'); test_computed_value('font-weight', '500'); test_computed_value('font-weight', '600'); test_computed_value('font-weight', '700'); test_computed_value('font-weight', '800'); test_computed_value('font-weight', '900'); function test_relative(specified, inherited, computed) { test(() => { const container = document.getElementById('container'); const target = document.getElementById('target'); container.style.fontWeight = inherited; target.style.fontWeight = specified; assert_equals(getComputedStyle(target).fontWeight, computed); }, inherited + ' made ' + specified + ' computes to ' + computed); } test_relative('bolder', '100', '400'); test_relative('bolder', '200', '400'); test_relative('bolder', '300', '400'); test_relative('bolder', '400', '700'); test_relative('bolder', '500', '700'); test_relative('bolder', '600', '900'); test_relative('bolder', '700', '900'); test_relative('bolder', '800', '900'); test_relative('bolder', '900', '900'); test_relative('lighter', '100', '100'); test_relative('lighter', '200', '100'); test_relative('lighter', '300', '100'); test_relative('lighter', '400', '100'); test_relative('lighter', '500', '100'); test_relative('lighter', '600', '400'); test_relative('lighter', '700', '400'); test_relative('lighter', '800', '700'); test_relative('lighter', '900', '700'); </script> </body> </html>