historical-feature-policy-header.html

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This WPT test may be referenced by the following Test IDs:
- /permissions-policy/historical-feature-policy-header.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<title>Feature-Policy header should not be supported</title>

<link rel="help" href="https://www.w3.org/TR/permissions-policy/" />

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<body>

  <script>

    // Test: Feature-Policy header should be ignored by compliant browsers

    // The header file sets: Feature-Policy: sync-xhr 'none'

    // If Feature-Policy is correctly ignored, sync XHR should still work

    test(() => {

      const xhr = new XMLHttpRequest();

      xhr.open("GET", document.location.href, false);

      xhr.send();

      assert_equals(

        xhr.status,

        200,

        "Sync XHR should succeed because Feature-Policy header should be ignored"

);

    }, "Feature-Policy header should not block features (use Permissions-Policy instead)");

  </script>

</body>