23 lines
679 B
HTML
23 lines
679 B
HTML
<!DOCTYPE html>
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<html>
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<head>
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<script src="../../../resources/js-test-pre.js"></script>
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</head>
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<body>
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<script>
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description("This test checks if DataCloneError exception is thrown when postMessage's second parameter is the source port or the target port.");
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var dataCloneErrorWasThrown = false;
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var channel = new MessageChannel();
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channel.port1.start();
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try {
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channel.port1.postMessage("ports", [channel.port1]);
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} catch(ex) {
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if (ex.name == "DataCloneError")
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dataCloneErrorWasThrown = true;
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}
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shouldBeTrue("dataCloneErrorWasThrown")
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</script>
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<script src="../../../resources/js-test-post.js"></script>
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</body>
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</html>
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