1 files changed, 36 insertions, 0 deletions
diff --git a/testing/web-platform/tests/referrer-policy/generic/first-meta-changed-after-second-added.http.html b/testing/web-platform/tests/referrer-policy/generic/first-meta-changed-after-second-added.http.html
new file mode 100644
index 0000000000..2ee5ade8c0
--- /dev/null
+++ b/testing/web-platform/tests/referrer-policy/generic/first-meta-changed-after-second-added.http.html
@@ -0,0 +1,36 @@
+<!DOCTYPE html>
+<head>
+  <script src="/resources/testharness.js"></script>
+  <script src="/resources/testharnessreport.js"></script>
+
+  <meta name="referrer" content="no-referrer" id="referrermeta">
+</head>
+<body>
+  <script>
+    async function fetchAndGetReferrer() {
+      let response = await fetch('/common/security-features/subresource/xhr.py');
+      let data = await response.json();
+      return data.headers.referer;
+    }
+
+    promise_test(async t => {
+      assert_equals(await fetchAndGetReferrer(), undefined,
+                    'referrer should not be set');
+
+      // Add second meta _before_ first meta.
+      const first_meta = document.getElementById('referrermeta');
+      const second_meta = document.createElement('meta');
+      second_meta.name = 'referrer';
+      second_meta.content = 'strict-origin';
+      document.head.appendChild(second_meta);
+      assert_equals(await fetchAndGetReferrer(), window.location.origin + '/',
+                    'referrer should be origin only');
+
+      // Update content attribute of first meta.
+      first_meta.content = 'unsafe-url';
+      assert_equals(await fetchAndGetReferrer(), window.location.href,
+                    'referrer should be full url');
+      }, 'document referrer policy is the value of the most recently modified <meta name="referrer"');
+
+  </script>
+</body>