@@ -0,0 +1,749 @@
+package com.alibaba.json.bvt.parser;%0A%0Aimport java.util.Arrays;%0A%0Aimport org.junit.Assert;%0A%0Aimport com.alibaba.fastjson.JSON;%0A%0Aimport junit.framework.TestCase;%0A%0Apublic class BigSpecailStringTest extends TestCase %7B%0A    public void test_big_special_key() throws Exception %7B%0A        StringBuffer buf = new StringBuffer();%0A        for (int i = 0; i %3C 16; ++i) %7B%0A            buf.append('%5C%5C');%0A            buf.append('%5C%22');%0A            char%5B%5D chars = new char%5B1024%5D;%0A            Arrays.fill(chars, '0');%0A            buf.append(chars);%0A        %7D%0A        %0A        String text = buf.toString();%0A        %0A        String json = JSON.toJSONString(text);%0A        %0A        String text2 = (String) JSON.parse(json);%0A        Assert.assertEquals(text, text2);%0A    %7D%0A%7D%0A

add testcase