1 files changed, 9 insertions, 0 deletions
diff --git a/dom/cache/test/mochitest/vary.sjs b/dom/cache/test/mochitest/vary.sjs
new file mode 100644
index 0000000000..6659ac852b
--- /dev/null
+++ b/dom/cache/test/mochitest/vary.sjs
@@ -0,0 +1,9 @@
+function handleRequest(request, response) {
+  response.setStatusLine(request.httpVersion, 200, "OK");
+  var header = "no WhatToVary header";
+  if (request.hasHeader("WhatToVary")) {
+    header = request.getHeader("WhatToVary");
+    response.setHeader("Vary", header);
+  }
+  response.write(header);
+}