File: auto-004.html

package info (click to toggle)
thunderbird 1%3A140.3.1esr-1
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 4,608,628 kB
  • sloc: cpp: 7,671,698; javascript: 5,901,131; ansic: 3,898,955; python: 1,413,270; xml: 653,997; asm: 462,284; java: 180,948; sh: 113,489; makefile: 20,460; perl: 14,288; objc: 13,059; yacc: 4,583; pascal: 3,352; lex: 1,720; ruby: 1,222; exp: 762; sql: 715; awk: 580; php: 436; lisp: 430; sed: 70; csh: 10
file content (35 lines) | stat: -rw-r--r-- 1,038 bytes parent folder | download | duplicates (13) 
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://drafts.csswg.org/css-sizing-4/#last-remembered">
<title>Tests that contain-intrinsic-size: auto only works with content-visibility: auto, not just size containment</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>

<div id="log"></div>

<div style="height: 2000px;"></div>

<div style="contain-intrinsic-size: auto 1px;" id="test">
  <div style="height: 50px;"></div> <!-- make 'test' have a 50px height -->
</div>

<script>
function finalize() {
  el.style.contain = "size";
  log.innerText = el.offsetHeight;
  // No content-visibility: auto, so this should remain 1.
  assert_equals(el.offsetHeight, 1);
}

var t = async_test("contain-intrinsic-size: auto");

var log = document.getElementById("log");
var el = document.getElementById("test");
var observer = new ResizeObserver(function() {
  requestAnimationFrame(t.step_func_done(finalize));
  observer.unobserve(el);
});

observer.observe(el);
el.offsetWidth;

</script>