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<!DOCTYPE html>
<title>A nested bundle is not supported</title>
<link
  rel="help"
  href="https://github.com/WICG/webpackage/blob/main/explainers/subresource-loading.md"
/>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="../resources/test-helpers.js"></script>
<body>
  <script type="webbundle">
    {
      "source": "/web-bundle/resources/wbn/nested-main.wbn",
      "resources": ["/web-bundle/resources/wbn/nested-sub.wbn"]
    }
  </script>
  <script>
    setup(() => {
      assert_true(HTMLScriptElement.supports("webbundle"));
    });

    promise_test(async () => {
      const response = await fetch("/web-bundle/resources/wbn/nested-sub.wbn");
      assert_true(response.ok);
    }, "A nested bundle can be fetched");

    promise_test(async () => {
      await addWebBundleElementAndWaitForError(
        "/web-bundle/resources/wbn/nested-sub.wbn",
        ["/web-bundle/resources/wbn/root.js"]
      );
      const response = await fetch("/web-bundle/resources/wbn/root.js");
      assert_false(response.ok);
    }, "Subresources in a nested bundle should not be loaded");
  </script>
</body>