chromium/third_party/blink/web_tests/ppapi/plugins/plugin-map-data-to-src.html

<!DOCTYPE html>
<html>
<head>
<script src="../../resources/plugin.js"></script>
<script>
if (window.testRunner)
    testRunner.dumpAsText();
startAfterLoadAndFinish();
</script>
<body style="margin:0px;overflow:hidden">
<object type="application/x-blink-test-plugin" logargs="true" data="blah">
</object>
<div>
    This tests that an object tag with a data attribute gets a src attribute as well.
</div>
<body>
</html>