Fixed root is undefined in some special environment. #7

tests/node-test.js

@@ -1,12 +1,26 @@
-md5 = require('../src/md5.js');
+// Node.js env
 expect = require('expect.js');
+md5 = require('../src/md5.js');
 require('./test.js');
 
 delete require.cache[require.resolve('../src/md5.js')]
 delete require.cache[require.resolve('./test.js')]
 md5 = null
 
-JS_MD5_TEST = true;
+// Webpack browser env
+JS_MD5_NO_NODE_JS = true;
+window = global;
+md5 = require('../src/md5.js');
+require('./test.js');
+
+delete require.cache[require.resolve('../src/md5.js')];
+delete require.cache[require.resolve('./test.js')];
+md5 = null;
+
+// browser env
+JS_MD5_NO_NODE_JS = true;
+JS_MD5_NO_COMMON_JS = true;
+window = global;
 require('../src/md5.js');
 require('./test.js');
 
@@ -14,6 +28,23 @@ delete require.cache[require.resolve('../src/md5.js')];
 delete require.cache[require.resolve('./test.js')];
 md5 = null;
 
+// browser env and no array buffer
+JS_MD5_NO_NODE_JS = true;
+JS_MD5_NO_COMMON_JS = true;
+JS_MD5_NO_ARRAY_BUFFER = true;
+window = global;
+require('../src/md5.js');
+require('./test.js');
+
+delete require.cache[require.resolve('../src/md5.js')];
+delete require.cache[require.resolve('./test.js')];
+md5 = null;
+
+// browser AMD
+JS_MD5_NO_NODE_JS = true;
+JS_MD5_NO_COMMON_JS = true;
+JS_MD5_NO_ARRAY_BUFFER = false;
+window = global;
 define = function (func) {
   md5 = func();
   require('./test.js');

tests/test.js

@@ -2,7 +2,7 @@
   Array.prototype.toHexString = ArrayBuffer.prototype.toHexString = function () {
     var array = new Uint8Array(this);
     var hex = '';
-    for (var i = 0;i < array.length;++i) {
+    for (var i = 0; i < array.length; ++i) {
       var c = array[i].toString('16');
       hex += c.length == 1 ? '0' + c : c;
     }