Merge pull request #96 from gucong3000/test_for_cnpm

#94 fix test test fail

Author: w0rm

.travis.yml

@@ -2,5 +2,6 @@ sudo: false
 language: node_js
 node_js:
   - iojs
+  - "stable"
   - "0.12"
   - "0.10"

test.js

@@ -114,7 +114,7 @@ it('should generate source maps', function (cb) {
 
   write.on('data', function (file) {
     assert.equal(file.sourceMap.mappings, 'AAAA,IAAI,aAAY,CAAZ,aAAY,CAAZ,aAAY,CAAZ,YAAY,EAAE')
-    assert(/sourceMappingURL=data:application\/json;base64/.test(file.contents.toString()))
+    assert(/sourceMappingURL=data:application\/json;(?:charset=\w+;)?base64/.test(file.contents.toString()))
     cb()
   })