LayoutTests/http/tests/dom/noopener-window-not-targetable.html

<!DOCTYPE html>
<html>
<head>
<script src="/js-test-resources/js-test.js"></script>
</head>
<body>
<a id="testLink" target="foo" rel="noopener" href="/navigation/resources/otherpage.html"></a>
<script>
description("Make sure that windows opened with 'noopener' via an anchor are not targetable. If testing manually, you should see 2 tabs open.");
jsTestIsAsync = true;

onload = function() {
    testLink.click();

    setTimeout(function() {
        w = open("/navigation/resources/otherpage.html", "foo"); // Should create a new window.
        shouldBeEqualToString("w.location.href", "about:blank");
        w.onload = function() {
            if (window.testRunner) {
                // Same-site noopener popups now share a process, so all 3 windows are counted.
                shouldBe("testRunner.windowCount()", "3");
            }
            finishJSTest();
        }
    }, 100);
}    
</script>
</body>
</html>