GV

GeezerVison

The World Wide Web, restored to 800 pixels of glory.

Home|About|Gaming cabinet|Archives|How it works|Starter sites

On this site

  • Sign in
  • ActionsCI/CD and automation
  • CodespacesCloud development environments
  • All Features
  • Documentation
  • Training
  • Certifications
  • Build with Copilot
  • Customize Copilot
  • Integrations
  • Trending repos
  • GitHub Sponsors
  • Developer articles
  • Enterprises

This view

  • Original page
  • New address

GeezerVison is showing github.com — wpt/css/selectors/invalidation/defined.html at master · web-platform-tests/wpt

Expand file tree

/

defined.html

Copy path
More file actions
More file actions

Latest commit

 

History

History
History
76 lines (69 loc) · 2.09 KB
/

defined.html

Copy path

File metadata and controls

76 lines (69 loc) · 2.09 KB
Raw
Copy raw file
Download raw file
Open symbols panel
Edit and raw actions
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
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
<!DOCTYPE html>
<html>
<head>
<title>CSS Selectors Invalidation: :defined</title>
<link rel="help" href="https://drafts.csswg.org/selectors-4/#the-defined-pseudo">
<meta name="assert" content="This tests that the :defined selector is effective">
<link rel="help" href="https://html.spec.whatwg.org/multipage/semantics-other.html#selector-defined">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
#container {
color: gray;
}
#a1:defined {
color: blue;
}
:defined + #b1 {
color: green;
}
:defined > #c1 {
color: red;
}
div + :defined + * #d1 {
color: yellow;
}
</style>
</head>
<body>
<section id="container">
<elucidate-late id="a1"></elucidate-late>
<div id="b1"></div>
<elucidate-late>
<div id="c1"></div>
</elucidate-late>
<div>
<div id="d1"></div>
</div>
</section>
<script>
const gray = "rgb(128, 128, 128)";
const blue = "rgb(0, 0, 255)";
const green = "rgb(0, 128, 0)";
const red = "rgb(255, 0, 0)";
const yellow = "rgb(255, 255, 0)";
function assertGray(a, b, c, d) {
assert_equals(getComputedStyle(a).color, gray);
assert_equals(getComputedStyle(b).color, gray);
assert_equals(getComputedStyle(c).color, gray);
assert_equals(getComputedStyle(d).color, gray);
}
function assertColorful(a, b, c, d) {
assert_equals(getComputedStyle(a).color, blue);
assert_equals(getComputedStyle(b).color, green);
assert_equals(getComputedStyle(c).color, red);
assert_equals(getComputedStyle(d).color, yellow);
}
class ElucidateLate extends HTMLElement {
constructor() {
super();
}
}
test(() => {
assertGray(a1, b1, c1, d1);
customElements.define('elucidate-late', ElucidateLate);
assertColorful(a1, b1, c1, d1);
}, ":defined selector is effective");
</script>
</body>
</html>
You are visitor 01402503 — GeezerVison does not store the pages you look up.
Best viewed with Netscape Navigator 4.7 or Internet Explorer 6 at 800×600. No cookies required.