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21 lines
604 B
HTML
21 lines
604 B
HTML
<!DOCTYPE html>
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<script src="../include.js"></script>
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<script>
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asyncTest(done => {
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const iframe = document.createElement("iframe");
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document.body.appendChild(iframe);
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iframe.contentWindow.addEventListener("beforeunload", e => {
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println("Before unload event fired");
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e.preventDefault();
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println(`Default prevented: ${e.defaultPrevented}`);
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});
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iframe.addEventListener("load", e => {
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println(`iframe load: ${e.target.src}`);
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done();
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});
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iframe.src = "about:blank";
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});
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</script>
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