Update web-platform-tests to revision 14cfa4d648cc1c853b4153268df672d21425f8c1

tests/wpt/web-platform-tests/worklets/resources/referrer.py

@@ -0,0 +1,30 @@
+# Returns a valid response when request's |referrer| matches |referrer_policy|.
+def main(request, response):
+    referrer = request.headers.get("referer", None)
+    referrer_policy = request.GET.first("referrer_policy")
+    source_origin = request.GET.first("source_origin")
+    is_cross_origin = request.GET.first("is_cross_origin", False)
+
+    response_headers = [("Content-Type", "text/javascript"),
+                        ("Access-Control-Allow-Origin", source_origin)];
+
+    # When the referrer policy is "no-referrer", the referrer header shouldn't
+    # be sent.
+    if referrer_policy == "no-referrer" and not referrer:
+        return (200, response_headers, "")
+
+    # When the referrer policy is "origin", the referrer header should contain
+    # only the origin. Note that |referrer| contains a trailing slash, while
+    # |source_origin| doesn't.
+    if referrer_policy == "origin" and referrer == source_origin + "/":
+        return (200, response_headers, "")
+
+    # When the referrer policy is "same-origin", the referrer header should be
+    # sent only for a same-origin request.
+    if referrer_policy == "same-origin":
+        if is_cross_origin and not referrer:
+            return (200, response_headers, "")
+        if not is_cross_origin and referrer:
+            return (200, response_headers, "")
+
+    return (404)