JSONPath_reverse_test.java

package com.alibaba.json.bvt.path;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONObject;
import com.alibaba.fastjson.JSONPath;
import com.alibaba.fastjson.serializer.SerializerFeature;
import junit.framework.TestCase;

public class JSONPath_reverse_test extends TestCase
{
    public void test_reserve() throws Exception {
        JSONObject object = JSON.parseObject("{\"id\":1001,\"name\":\"ljw\",\"age\":50}");

        assertEquals("[1001,\"ljw\"]", JSONPath.reserveToArray(object, "id", "name").toString());
        assertEquals("[\"ljw\",1001]", JSONPath.reserveToArray(object, "name", "id").toString());
        String text = JSON.toJSONString(JSONPath.reserveToArray(object, "name", "*"), SerializerFeature.MapSortField);
        assertTrue(text.equals("[\"ljw\",[\"ljw\",1001,50]]")
                || text.equals("[\"ljw\",[\"ljw\",50,1001]]")
                || text.equals("[\"ljw\",[50,1001,\"ljw\"]]")
                || text.equals("[\"ljw\",[1001,50,\"ljw\"]]")
                || text.equals("[\"ljw\",[1001,\"ljw\",50]]")
                || text.equals("[\"ljw\",[50,\"ljw\",1001]]"));
    }

    public void test_reserve2() throws Exception {
        JSONObject object = JSON.parseObject("{\"id\":1001,\"name\":\"ljw\",\"age\":50}");

        assertEquals("{\"id\":1001,\"name\":\"ljw\"}", JSONPath.reserveToObject(object, "id", "name").toString());
        assertEquals("{\"name\":\"ljw\",\"id\":1001}", JSONPath.reserveToObject(object, "name", "id").toString());
    }


    public void test_reserve3() throws Exception {
        JSONObject object = JSON.parseObject("{\"player\":{\"id\":1001,\"name\":\"ljw\",\"age\":50}}");

        String text = JSON.toJSONString(JSONPath.reserveToObject(object, "player.id", "player.name"), SerializerFeature.MapSortField);
        assertEquals("{\"player\":{\"id\":1001,\"name\":\"ljw\"}}", text);
        text = JSON.toJSONString(JSONPath.reserveToObject(object, "player.name", "player.id", "ab.c"), SerializerFeature.MapSortField);
        assertEquals("{\"player\":{\"id\":1001,\"name\":\"ljw\"}}", text);
    }


}