File: softnav-between-lcp-render-and-paint.tentative.html

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<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>Detect simple soft navigation.</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<script src="resources/soft-navigation-helper.js"></script>
<link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
</head>
<body>
  <main id=main>
    <div>
      <a id=link><img src="/images/lcp-256x256.png"></a>
    </div>
  </main>
  <script>
    testSoftNavigation({
      testName: "Test that an image LCP followed by a smaller soft navigation LCP"
        + " properly queues an LCP entry, even when the soft navigation is"
        + " detected between the LCP's render and paint.",
      addContent: async () => {
        // Add an LCP element, but have it be small enough to not trigger the
        // Soft Navigation heuristics.
        const p = addTextParagraphToMain("Lorem Ipsu");
        requestAnimationFrame(() => {
          const p2 = addTextParagraphToMain("m");
        });
      },
      });
  </script>
</body>
</html>