File: iframe.html

package info (click to toggle)
firefox-esr 68.10.0esr-1~deb9u1
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 3,143,932 kB
  • sloc: cpp: 5,227,879; javascript: 4,315,531; ansic: 2,467,042; python: 794,975; java: 349,993; asm: 232,034; xml: 228,320; sh: 82,008; lisp: 41,202; makefile: 22,347; perl: 15,555; objc: 5,277; cs: 4,725; yacc: 1,778; ada: 1,681; pascal: 1,673; lex: 1,417; exp: 527; php: 436; ruby: 225; awk: 162; sed: 53; csh: 44
file content (38 lines) | stat: -rw-r--r-- 1,034 bytes parent folder | download | duplicates (12) 
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
 
<!doctype html>
<head>
  <script src="./resizeTestHelper.js"></script>
</head>
<p>iframe test</p>
<div id="itarget1" style="width:100px;height:100px;">t1</div>
<script>
'use strict';
let t1 = document.querySelector('#itarget1');
function test0() {
  let timeoutId = window.setTimeout( () => {
    window.parent.postMessage('fail', '*');
  }, ResizeTestHelper.TIMEOUT);
  let ro = new ResizeObserver(function(entries) {
    window.clearTimeout(timeoutId);
    window.parent.postMessage('success', '*');
  });
  ro.observe(t1);
}
let testStarted = false;
window.addEventListener('message', function(ev) {
    switch(ev.data) {
        case 'startTest':
          testStarted = true;
          test0();
        break;
    }
});
// How does parent know we've loaded problem is solved by
// broadcasting readyToTest message repeatedly until test starts.
function broadcastReady() {
  if (!testStarted) {
    window.parent.postMessage('readyToTest', '*');
    window.requestAnimationFrame(broadcastReady);
  }
}
broadcastReady();
</script>