forked from mirrors/gecko-dev
b459f53a11
Differential Revision: https://phabricator.services.mozilla.com/D35706 --HG-- extra : rebase_source : ec33af8c17048c3828d4ca4643e2e17bd2a854c0 extra : source : c2d0956f41d82e76c682f829807e818863cd802a
67 lines
2 KiB
HTML
67 lines
2 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<head>
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<title>Test for background loading iframes</title>
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<script type="text/javascript" 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>
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<p id="display"></p>
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<pre id="test">
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<script class="testbody" type="text/javascript">
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SimpleTest.waitForExplicitFinish();
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var myLoadTime;
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var receivedPostMessage = [];
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window.addEventListener('message', function(event) {
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receivedPostMessage.push(parseInt(event.data));
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if (receivedPostMessage.length == 3) {
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if (!myLoadTime){
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ok(false, "Child iframes are loaded earlier than the parent document");
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} else {
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receivedPostMessage.forEach(function(iframeLoadTime, index) {
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ok(iframeLoadTime, "Iframe load time should not be null");
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ok(iframeLoadTime >= myLoadTime, "Parent document should be loaded earlier than child iframes");
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})
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}
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SimpleTest.finish();
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}
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})
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window.onload = function() {
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myLoadTime = performance.now();
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}
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SpecialPowers.pushPrefEnv({"set":[["dom.background_loading_iframe", true]]}).then(function () {
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var iframe1 = document.createElement("iframe");
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var iframe2 = document.createElement("iframe");
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var iframe3 = document.createElement("iframe");
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iframe1.src = "http://example.org:80/tests/dom/tests/mochitest/dom-level0/file_test_background_loading_iframes.html";
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iframe2.src = "http://example.org:80/tests/dom/tests/mochitest/dom-level0/file_test_background_loading_iframes.html";
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iframe3.src = "http://example.org:80/tests/dom/tests/mochitest/dom-level0/file_test_background_loading_iframes.html";
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iframe1.onload = function() {
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iframe1.contentWindow.postMessage("test", "*");
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}
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iframe2.onload = function() {
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iframe2.contentWindow.postMessage("test", "*");
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}
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iframe3.onload = function() {
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iframe3.contentWindow.postMessage("test", "*");
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}
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document.body.append(iframe1);
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document.body.append(iframe2);
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document.body.append(iframe3);
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});
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</script>
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</pre>
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</body>
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</html>
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