fixed lzma decoding to fix browser requirements

test/support/test_helper.js

@@ -6,6 +6,7 @@
  */
 
 var _ = require('underscore');
+var LZMA  = require('lzma/lzma_worker.js').LZMA;
 
 // set environment specific variables
 global.settings     = require(__dirname + '/../../config/settings');
@@ -13,4 +14,21 @@ global.environment  = require(__dirname + '/../../config/environments/test');
 _.extend(global.settings, global.environment);
 
 
+// Utility function to compress & encode LZMA
+function lzma_compress_to_base64(payload, mode, callback) {
+  LZMA.compress(payload, mode, 
+    function(ints) {
+      ints = ints.map(function(c) { return String.fromCharCode(c + 128) }).join('')
+      var base64 = new Buffer(ints, 'binary').toString('base64');
+      callback(null, base64);
+    },
+    function(percent) {
+      //console.log("Compressing: " + percent + "%");
+    }
+  );
+}
+
+module.exports = {
+  lzma_compress_to_base64: lzma_compress_to_base64
+}