1 files changed, 40 insertions, 0 deletions
diff --git a/testing/web-platform/tests/referrer-policy/css-integration/image/internal-stylesheet.html b/testing/web-platform/tests/referrer-policy/css-integration/image/internal-stylesheet.html
new file mode 100644
index 0000000000..caef85329f
--- /dev/null
+++ b/testing/web-platform/tests/referrer-policy/css-integration/image/internal-stylesheet.html
@@ -0,0 +1,40 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <title>CSS integration - image from internal stylesheet</title>
+    <script src="/resources/testharness.js"></script>
+    <script src="/resources/testharnessreport.js"></script>
+    <script src="/common/utils.js"></script>
+    <!-- Common global functions for referrer-policy tests. -->
+    <script src="/common/security-features/resources/common.sub.js"></script>
+    <meta name="referrer" content="origin">
+  </head>
+  <body>
+    <p>Check that resources from internal stylesheets are loaded with
+    the referrer and referrer policy from the document.</p>
+
+    <div class="styled"></div>
+
+    <script>
+      promise_test(function(css_test) {
+        var id = token();
+        var css_url = location.protocol + "//www1." + location.hostname + ":" + location.port + "/common/security-features/subresource/image.py" + "?id=" + id;
+        var img_url = css_url + "&report-headers";
+
+        var style = document.createElement("style");
+        style.type = 'text/css';
+        style.appendChild(document.createTextNode("div.styled::before { content:url(" + css_url + ")}"));
+        document.head.appendChild(style);
+        return timeoutPromise(css_test, 1000)
+          .then(() => requestViaXhr(img_url))
+          .then(function(message) {
+              assert_own_property(message, "headers");
+              assert_own_property(message, "referrer");
+              assert_equals(message.referrer, location.origin + "/");
+            });
+      }, "Image from internal stylesheet.");
+    </script>
+
+    <div id="log"></div>
+  </body>
+</html>