34 lines
788 B
HTML
34 lines
788 B
HTML
<!DOCTYPE HTML>
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<html>
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<body>
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<script type="application/javascript">
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function ok(what, msg) {
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window.parent.postMessage({type: what ? 'OK' : 'KO', msg: msg }, '*');
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}
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window.addEventListener('message', receiveMessage, false);
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function receiveMessage(evt) {
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if (evt.data.type == 'PORT') {
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var port = evt.data.port;
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var counter = 0;
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port.onmessage = function(evt) {
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if (counter++ == 0) {
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ok(!(evt.data % 2), "The number " + evt.data + " has been received correctly by the iframe");
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window.parent.postMessage({ type: 'PORT', port: port }, '*', [port]);
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}
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else {
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ok(false, "Wrong message!");
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}
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}
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} else {
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ok(false, "Unknown message");
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}
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}
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</script>
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</body>
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</html>
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