mhtml_in_iframe.html | Explore in Territory

<html>

<script>
  if (window.testRunner) {
    testRunner.dumpAsText();
    testRunner.dumpChildFrames();
  }
</script>

<body>

This page has an IFrame that tries to load some MHTML.<br>
The load should fail.<br>

<iframe src="simple_page_unmht.mht"></iframe>

</body>
</html>

chromium/third_party/blink/web_tests/mhtml/mhtml_in_iframe.html