зеркало из https://github.com/mozilla/gecko-dev.git
70 строки
2.0 KiB
HTML
70 строки
2.0 KiB
HTML
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<!DOCTYPE HTML>
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<html>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=503481
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-->
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<head>
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<title>Test for Bug 503481</title>
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<script src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
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</head>
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<body onload="done();">
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<a href="https://bugzilla.mozilla.org/show_bug.cgi?id=503481"
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target="_blank" >Mozilla Bug 503481</a>
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<p id="display"></p>
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<script>
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SimpleTest.waitForExplicitFinish();
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function done() {
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is(firstRan, true, "first has run");
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is(secondRan, true, "second has run");
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is(thirdRan, true, "third has run");
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SimpleTest.finish();
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}
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var reqs = [];
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function unblock(s) {
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xhr = new XMLHttpRequest();
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xhr.open("GET", "file_bug503481.sjs?unblock=" + s);
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xhr.send();
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reqs.push(xhr);
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}
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var firstRan = false, secondRan = false, thirdRan = false;
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function runFirst() { firstRan = true; }
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function runSecond() {
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is(thirdRan, true, "should have run third already");
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secondRan = true;
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}
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function runThird() {
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is(secondRan, false, "shouldn't have unblocked second yet");
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thirdRan = true;
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unblock("B");
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}
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</script>
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<script id=firstScript async src="file_bug503481.sjs?blockOn=A&body=runFirst();"></script>
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<script id=firstScriptHelper>
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is(document.getElementById("firstScript").async, true,
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"async set");
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is(document.getElementById("firstScriptHelper").async, false,
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"async not set");
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document.getElementById("firstScript").async = false;
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is(document.getElementById("firstScript").async, false,
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"async no longer set");
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is(document.getElementById("firstScript").hasAttribute("async"), false,
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"async attribute no longer set");
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is(firstRan, false, "First async script shouldn't have run");
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unblock("A");
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</script>
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<script async src="file_bug503481.sjs?blockOn=B&body=runSecond();"></script>
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<script async src="file_bug503481.sjs?blockOn=C&body=runThird();"></script>
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<script>
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is(secondRan, false, "Second async script shouldn't have run");
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is(thirdRan, false, "Third async script shouldn't have run");
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unblock("C");
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</script>
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</body>
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</html>
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