1 files changed, 48 insertions, 0 deletions
diff --git a/dom/base/test/send_gzip_content.sjs b/dom/base/test/send_gzip_content.sjs
new file mode 100644
index 000000000..6a13440e6
--- /dev/null
+++ b/dom/base/test/send_gzip_content.sjs
@@ -0,0 +1,48 @@
+const Cc = Components.classes;
+const Ci = Components.interfaces;
+
+function gzipCompressString(string, obs) {
+
+  let scs = Cc["@mozilla.org/streamConverters;1"]
+           .getService(Ci.nsIStreamConverterService);
+  let listener = Cc["@mozilla.org/network/stream-loader;1"]
+                .createInstance(Ci.nsIStreamLoader);
+  listener.init(obs);
+  let converter = scs.asyncConvertData("uncompressed", "gzip",
+                                        listener, null);
+  let stringStream = Cc["@mozilla.org/io/string-input-stream;1"]
+                    .createInstance(Ci.nsIStringInputStream);
+  stringStream.data = string;
+  converter.onStartRequest(null, null);
+  converter.onDataAvailable(null, null, stringStream, 0, string.length);
+  converter.onStopRequest(null, null, null);
+}
+
+function produceData() {
+  var chars = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ!@#$%^&*()_+";
+  var result = '';
+  for (var i = 0; i < 100000; ++i) {
+    result += chars;
+  }
+  return result;
+}
+
+function handleRequest(request, response)
+{
+  response.processAsync();
+
+  // Generate data
+  var strings_to_send = produceData();
+  response.setHeader("Content-Type", "text/plain", false);
+  response.setHeader("Content-Encoding", "gzip", false);
+
+  let observer = {
+    onStreamComplete: function(loader, context, status, length, result) {
+      buffer = String.fromCharCode.apply(this, result);
+      response.setHeader("Content-Length", ""+buffer.length, false);
+      response.write(buffer);
+      response.finish();
+    }
+  };
+  gzipCompressString(strings_to_send, observer);
+}