added whole system from ola4doc

sys/node_modules/jsonify/test/stringify.js

@@ -0,0 +1,15 @@
+var test = require('tap').test;
+var json = require('../');
+var garbage = require('garbage');
+
+test('stringify', function (t) {
+    for (var i = 0; i < 50; i++) {
+        var obj = garbage(50);
+        t.equal(
+            json.stringify(obj),
+            JSON.stringify(obj)
+        );
+    }
+    
+    t.end();
+});