1 files changed, 19 insertions, 0 deletions
diff --git a/devtools/client/styleeditor/test/sjs_huge-css-server.sjs b/devtools/client/styleeditor/test/sjs_huge-css-server.sjs
new file mode 100644
index 0000000000..480fb1ca91
--- /dev/null
+++ b/devtools/client/styleeditor/test/sjs_huge-css-server.sjs
@@ -0,0 +1,19 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+"use strict";
+
+function handleRequest(request, response) {
+  response.setStatusLine(request.httpVersion, 200, "Och Aye");
+
+  response.setHeader("Cache-Control", "no-cache, no-store, must-revalidate");
+  response.setHeader("Pragma", "no-cache");
+  response.setHeader("Expires", "0");
+  response.setHeader("Content-Type", "text/plain; charset=utf-8", false);
+
+  // Taken from devtools/shared/webconsole/network-monitor
+  const NETMONITOR_LIMIT = 1048576;
+
+  // 2 * NETMONITOR_LIMIT reaches the exact limit for the netmonitor
+  // 3 * NETMONITOR_LIMIT makes sure we go past it.
+  response.write("x".repeat(3 * NETMONITOR_LIMIT));
+}