1 files changed, 30 insertions, 0 deletions
diff --git a/dom/security/test/https-first/file_downgrade_view_source.sjs b/dom/security/test/https-first/file_downgrade_view_source.sjs
new file mode 100644
index 0000000000..c57dd0deb8
--- /dev/null
+++ b/dom/security/test/https-first/file_downgrade_view_source.sjs
@@ -0,0 +1,30 @@
+"use strict";
+
+function handleRequest(request, response) {
+  // avoid confusing cache behaviour
+  response.setHeader("Cache-Control", "no-cache", false);
+  response.setHeader("Content-Type", "text/html", false);
+
+  let query = request.queryString.split("&");
+  let scheme = request.scheme;
+
+  if (scheme === "https") {
+    if (query.includes("downgrade")) {
+      response.setStatusLine("1.1", 400, "Bad Request");
+      response.write("Bad Request\n");
+      return;
+    }
+    if (query.includes("upgrade")) {
+      response.write("view-source:https://");
+      return;
+    }
+  }
+
+  if (scheme === "http" && query.includes("downgrade")) {
+    response.write("view-source:http://");
+    return;
+  }
+
+  // We should arrive here when the redirection was downraded successful
+  response.write("unexpected scheme and query given");
+}