onvisibilitychange.html

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This WPT test may be referenced by the following Test IDs:
- /page-visibility/onvisibilitychange.html - WPT Dashboard Interop Dashboard

<!doctype html>

<title>onvisibilitychange attribute is a proper event handler</title>

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

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

<script>

var ast = new async_test("onvisibilitychange attribute is a proper event handler");

function startTest() {

  var iframe1 = document.getElementById("frame1");

  iframe1.contentWindow.document.onvisibilitychange = ast.step_func(function() {

    ast.done();

});

  frame1.parentNode.removeChild(frame1);

</script>

<iframe id="frame1" src='resources/iframe.html'></iframe>