1 files changed, 21 insertions, 0 deletions
diff --git a/dom/serviceworkers/test/fetch/deliver-gzip.sjs b/dom/serviceworkers/test/fetch/deliver-gzip.sjs
new file mode 100644
index 0000000000..d7cbdef06e
--- /dev/null
+++ b/dom/serviceworkers/test/fetch/deliver-gzip.sjs
@@ -0,0 +1,21 @@
+"use strict";
+
+function handleRequest(request, response) {
+  // The string "hello" repeated 10 times followed by newline. Compressed using gzip.
+  // prettier-ignore
+  let bytes = [0x1f, 0x8b, 0x08, 0x08, 0x4d, 0xe2, 0xf9, 0x54, 0x00, 0x03, 0x68,
+               0x65, 0x6c, 0x6c, 0x6f, 0x00, 0xcb, 0x48, 0xcd, 0xc9, 0xc9, 0xcf,
+               0x20, 0x85, 0xe0, 0x02, 0x00, 0xf5, 0x4b, 0x38, 0xcf, 0x33, 0x00,
+               0x00, 0x00];
+
+  response.setHeader("Content-Encoding", "gzip", false);
+  response.setHeader("Content-Length", "" + bytes.length, false);
+  response.setHeader("Content-Type", "text/plain", false);
+
+  let bos = Components.classes[
+    "@mozilla.org/binaryoutputstream;1"
+  ].createInstance(Components.interfaces.nsIBinaryOutputStream);
+  bos.setOutputStream(response.bodyOutputStream);
+
+  bos.writeByteArray(bytes);
+}