File: transition-base-response-002.html

package info (click to toggle)
thunderbird 1%3A128.14.0esr-1~deb12u1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 4,334,824 kB
  • sloc: cpp: 7,391,917; javascript: 5,617,271; ansic: 3,833,216; python: 1,230,742; xml: 619,690; asm: 456,022; java: 179,892; sh: 118,796; makefile: 21,908; perl: 14,825; objc: 12,399; yacc: 4,583; pascal: 2,973; lex: 1,720; ruby: 1,190; exp: 762; sql: 674; awk: 580; php: 436; lisp: 430; sed: 70; csh: 10
file content (27 lines) | stat: -rw-r--r-- 808 bytes parent folder | download | duplicates (18) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
 
<!DOCTYPE html>
<title>Test that rem units are responsive to transitioning font-size on root</title>
<link rel="help" href="https://drafts.csswg.org/css-transitions/">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
  :root {
    font-size: 20px;
  }
  :root.change {
    transition: font-size steps(2, start) 10s;
    font-size: 30px;
  }

  #target1 {
    width: 1rem;
  }
</style>
<div id="target1"></div>
<output id=output></output>
<script>
test(() => {
  let unused = getComputedStyle(document.documentElement).getPropertyValue('font-size');
  document.documentElement.className = 'change';
  assert_equals(getComputedStyle(target1).getPropertyValue('width'), '25px');
}, 'Transitioning font-size on root affects rem units');
</script>