<!DOCTYPE html>
<html>
<head>
<title>This tests that we can manage overlap testing on frame views inside columns.</title>
<script>
if (window.testRunner) {
    testRunner.dumpAsText();
    testRunner.waitUntilDone();
}
function runTest() {
    alert("Pass if no assert in debug");
    if (window.testRunner)
        testRunner.notifyDone();
}
</script>
<style> 
html, frame {
    -webkit-column-count: 2;
}
</style>
</head>
<frameset onload='runTest()'><frame></frame></frameset>