/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.usergrid.utils;


import java.util.Arrays;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;

import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import com.fasterxml.jackson.databind.node.JsonNodeFactory;
import com.fasterxml.jackson.databind.node.ObjectNode;

import static org.junit.Assert.assertEquals;


public class JsonUtilsTest {

    private static final Logger logger = LoggerFactory.getLogger( JsonUtilsTest.class );


    @SuppressWarnings("unchecked")
    @Test
    public void testUnroll() {
        Map<String, Object> json = new LinkedHashMap<String, Object>();

        json.put( "name", "edanuff" );
        json.put( "cat", "fishbone" );
        json.put( "city", "San Francisco" );
        json.put( "car", "bmw" );
        json.put( "stuff", Arrays.asList( 1, 2, 3, 4, 5 ) );

        json.put( "phones", Arrays.asList( MapUtils.map( "a", "b" ), MapUtils.map( "a", "c" ),
                MapUtils.map( "b", MapUtils.map( "d", "e", "d", "f" ) ) ) );

        dumpJson( "obj", json );

        dumpJson( "propname", Arrays.asList( 1, 2, 3, 4, 5 ) );
        dumpJson( "propname", 125 );

        System.out.println( JsonUtils.mapToJsonString( json ) );

        Object result = JsonUtils.select( json, "phones" );
        System.out.println( JsonUtils.mapToJsonString( result ) );

        result = JsonUtils.select( json, "phones.a" );
        System.out.println( JsonUtils.mapToJsonString( result ) );
    }


    public void dumpJson( String path, Object json ) {
        List<Map.Entry<String, Object>> list = IndexUtils.getKeyValueList( path, json, true );

        for ( Map.Entry<String, Object> e : list ) {
            logger.info( e.getKey() + " = " + e.getValue() );
        }
    }


    @Test
    public void testNormalize() {
        ObjectNode node = JsonNodeFactory.instance.objectNode();
        node.put( "foo", "bar" );

        Object o = JsonUtils.normalizeJsonTree( node );
        assertEquals( java.util.LinkedHashMap.class, o.getClass() );
    }
}