File: hidden-elements.html

package info (click to toggle)
thunderbird 1%3A115.12.0-1~deb11u1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 3,463,904 kB
  • sloc: cpp: 6,971,272; javascript: 5,208,988; ansic: 3,507,245; python: 1,137,377; asm: 432,531; xml: 205,149; java: 175,761; sh: 116,483; makefile: 22,157; perl: 13,971; objc: 12,561; yacc: 4,583; pascal: 2,840; lex: 1,720; ruby: 1,075; exp: 762; sql: 666; awk: 580; php: 436; lisp: 430; sed: 70; csh: 10
file content (35 lines) | stat: -rw-r--r-- 1,136 bytes parent folder | download | duplicates (4) 
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
28
29
30
31
32
33
34
35
 
<!doctype html>
<link rel=help href="https://html.spec.whatwg.org/#hidden-elements">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div hidden></div>
<script>
const kNotHiddenElementLocalNames = [
  "source", "track",
];

const kHiddenElementLocalNames = [
  "area", "base", "basefont", "datalist", "head", "link", "meta", "noembed",
  "noframes", "param", "rp", "script", "style", "template", "title",
];

for (let name of kNotHiddenElementLocalNames) {
  test(function() {
    let element = document.createElement(name);
    document.body.appendChild(element);
    assert_equals(getComputedStyle(element).display, "inline");
  }, `${name} should not be hidden`);
}

for (let name of kHiddenElementLocalNames) {
  test(function() {
    let element = document.createElement(name);
    document.body.appendChild(element);
    assert_equals(getComputedStyle(element).display, "none");
  }, `${name} should be hidden`);
}

test(function() {
  assert_equals(getComputedStyle(document.querySelector("[hidden]")).display, "none");
}, `[hidden] element should be hidden`);
</script>