package com.jayway.jsonpath.old;

import com.google.gson.JsonObject;
import com.jayway.jsonpath.BaseTest;
import com.jayway.jsonpath.Configuration;
import com.jayway.jsonpath.DocumentContext;
import com.jayway.jsonpath.Filter;
import com.jayway.jsonpath.InvalidPathException;
import com.jayway.jsonpath.JsonPath;
import com.jayway.jsonpath.Option;
import com.jayway.jsonpath.PathNotFoundException;
import com.jayway.jsonpath.internal.Utils;
import com.jayway.jsonpath.spi.cache.LRUCache;
import com.jayway.jsonpath.spi.json.GsonJsonProvider;
import com.jayway.jsonpath.spi.json.JsonProvider;
import com.jayway.jsonpath.spi.mapper.GsonMappingProvider;
import com.jayway.jsonpath.spi.mapper.MappingException;
import net.minidev.json.JSONAware;
import net.minidev.json.parser.JSONParser;
import org.assertj.core.api.Assertions;
import org.hamcrest.Matchers;
import org.junit.Test;

import java.io.InputStream;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import static com.jayway.jsonpath.Criteria.PredicateContext;
import static com.jayway.jsonpath.Criteria.where;
import static com.jayway.jsonpath.Filter.filter;
import static com.jayway.jsonpath.JsonPath.read;
import static com.jayway.jsonpath.JsonPath.using;
import static junit.framework.Assert.assertNull;
import static junit.framework.Assert.assertTrue;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.failBecauseExceptionWasNotThrown;
import static org.hamcrest.Matchers.is;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertThat;

public class IssuesTest extends BaseTest {

    private static final JsonProvider jp = Configuration.defaultConfiguration().jsonProvider();

    @Test
    public void issue_143() {
        String json = "{ \"foo\": { \"bar\" : \"val\" }, \"moo\": { \"cow\" : \"val\" } }";

        Configuration configuration = Configuration.builder().options( Option.AS_PATH_LIST ).build();

        List<String> pathList = JsonPath.using(configuration).parse(json).read(JsonPath.compile("$.*.bar"));

        assertThat(pathList).containsExactly("$['foo']['bar']");
    }


    @Test
    public void issue_114_a() {
        String json = "{ \"p\":{\n" +
                "\"s\": { \"u\": \"su\" }, \n" +
                "\"t\": { \"u\": \"tu\" }\n" +
                "}}";

        List<String> result = read(json, "$.p.['s', 't'].u");
        assertThat(result).containsExactly("su","tu");
    }

    @Test
    public void issue_114_b() {
        String json = "{ \"p\": [\"valp\", \"valq\", \"valr\"] }";

        List<String> result = read(json, "$.p[?(@ == 'valp')]");
        assertThat(result).containsExactly("valp");
    }

    @Test
    public void issue_114_c() {
        String json = "{ \"p\": [\"valp\", \"valq\", \"valr\"] }";

        List<String> result = read(json, "$.p[?(@[0] == 'valp')]");
        assertThat(result).isEmpty();
    }

    @Test(expected = InvalidPathException.class)
    public void issue_114_d() {
        read(JSON_BOOK_DOCUMENT, "$..book[(@.length-1)] ");
    }


    @Test
    public void issue_151() {
        String json = "{\n" +
                "\"datas\": {\n" +
                "    \"selling\": {\n" +
                "        \"3\": [\n" +
                "            26452067,\n" +
                "            31625950\n" +
                "        ],\n" +
                "        \"206\": [\n" +
                "            32381852,\n" +
                "            32489262\n" +
                "        ],\n" +
                "        \"208\": [\n" +
                "            458\n" +
                "        ],\n" +
                "        \"217\": [\n" +
                "            27364892\n" +
                "        ],\n" +
                "        \"226\": [\n" +
                "            30474109\n" +
                "        ]\n" +
                "    }\n" +
                "},\n" +
                "\"status\": 0\n" +
                "}";

        List<Integer> result = read(json, "$.datas.selling['3','206'].*");

        assertThat(result).containsExactly(26452067,31625950,32381852,32489262);
    }

    @Test
    public void full_ones_can_be_filtered() {
        String json = "[\n" +
                " {\"kind\" : \"full\"},\n" +
                " {\"kind\" : \"empty\"}\n" +
                "]";

        List<Map<String, String>> fullOnes = read(json, "$[?(@.kind == 'full')]");

        assertEquals(1, fullOnes.size());
        assertEquals("full", fullOnes.get(0).get("kind"));
    }

    @Test
    public void issue_36() {
        String json = "{\n" +
                "\n" +
                " \"arrayOfObjectsAndArrays\" : [ { \"k\" : [\"json\"] }, { \"k\":[\"path\"] }, { \"k\" : [\"is\"] }, { \"k\" : [\"cool\"] } ],\n" +
                "\n" +
                "  \"arrayOfObjects\" : [{\"k\" : \"json\"}, {\"k\":\"path\"}, {\"k\" : \"is\"}, {\"k\" : \"cool\"}]\n" +
                "\n" +
                " }";

        Object o1 = read(json, "$.arrayOfObjectsAndArrays..k ");
        Object o2 = read(json, "$.arrayOfObjects..k ");

        assertEquals("[[\"json\"],[\"path\"],[\"is\"],[\"cool\"]]", jp.toJson(o1));
        assertEquals("[\"json\",\"path\",\"is\",\"cool\"]", jp.toJson(o2));
    }

    @Test
    public void issue_11() throws Exception {
        String json = "{ \"foo\" : [] }";
        List<String> result = read(json, "$.foo[?(@.rel == 'item')][0].uri");
        assertTrue(result.isEmpty());
    }

    @Test(expected = PathNotFoundException.class)
    public void issue_11b() throws Exception {
        String json = "{ \"foo\" : [] }";
        read(json, "$.foo[0].uri");
    }

    @Test
    public void issue_15() throws Exception {
        String json = "{ \"store\": {\n" +
                "    \"book\": [ \n" +
                "      { \"category\": \"reference\",\n" +
                "        \"author\": \"Nigel Rees\",\n" +
                "        \"title\": \"Sayings of the Century\",\n" +
                "        \"price\": 8.95\n" +
                "      },\n" +
                "      { \"category\": \"fiction\",\n" +
                "        \"author\": \"Herman Melville\",\n" +
                "        \"title\": \"Moby Dick\",\n" +
                "        \"isbn\": \"0-553-21311-3\",\n" +
                "        \"price\": 8.99,\n" +
                "        \"retailer\": null, \n" +
                "        \"children\": true,\n" +
                "        \"number\": -2.99\n" +
                "      },\n" +
                "      { \"category\": \"fiction\",\n" +
                "        \"author\": \"J. R. R. Tolkien\",\n" +
                "        \"title\": \"The Lord of the Rings\",\n" +
                "        \"isbn\": \"0-395-19395-8\",\n" +
                "        \"price\": 22.99,\n" +
                "        \"number\":0,\n" +
                "        \"children\": false\n" +
                "      }\n" +
                "    ]\n" +
                "  }\n" +
                "}";

        List<String> titles = read(json, "$.store.book[?(@.children==true)].title");

        assertThat(titles, Matchers.contains("Moby Dick"));
        assertEquals(1, titles.size());
    }


    @Test
    public void issue_24() {

        InputStream is = null;
        try {
            is = this.getClass().getResourceAsStream("/issue_24.json");


            //Object o = JsonPath.read(is, "$.project[?(@.template.@key == 'foo')].field[*].@key");
            Object o = read(is, "$.project.field[*].@key");
            //Object o = JsonPath.read(is, "$.project.template[?(@.@key == 'foo')].field[*].@key");


            is.close();
        } catch (Exception e) {
            //e.printStackTrace();
            Utils.closeQuietly(is);
        }

    }

    @Test
    public void issue_28_string() {
        String json = "{\"contents\": [\"one\",\"two\",\"three\"]}";

        List<String> result = read(json, "$.contents[?(@  == 'two')]");

        assertThat(result, Matchers.contains("two"));
        assertEquals(1, result.size());
    }

    @Test
    public void issue_37() {
        String json = "[\n" +
                "    {\n" +
                "        \"id\": \"9\",\n" +
                "        \"sku\": \"SKU-001\",\n" +
                "        \"compatible\": false\n" +
                "    },\n" +
                "    {\n" +
                "        \"id\": \"13\",\n" +
                "        \"sku\": \"SKU-005\",\n" +
                "        \"compatible\": true\n" +
                "    },\n" +
                "    {\n" +
                "        \"id\": \"11\",\n" +
                "        \"sku\": \"SKU-003\",\n" +
                "        \"compatible\": true\n" +
                "    }\n" +
                "]";

        List<String> result = read(json, "$[?(@.compatible == true)].sku");

        assertThat(result).containsExactly("SKU-005", "SKU-003");
    }


    @Test
    public void issue_38() {
        String json = "{\n" +
                "   \"datapoints\":[\n" +
                "      [\n" +
                "         10.1,\n" +
                "         13.0\n" +
                "      ],\n" +
                "      [\n" +
                "         21.0,\n" +
                "         22.0\n" +
                "      ]\n" +
                "   ]\n" +
                "}";

        List<Double> result = read(json, "$.datapoints.[*].[0]");

        assertThat(result.get(0), is(new Double(10.1)));
        assertThat(result.get(1), is(new Double(21.0)));
    }

    @Test
    public void issue_39() {
        String json = "{\n" +
                "    \"obj1\": {\n" +
                "        \"arr\": [\"1\", \"2\"]\n" +
                "    },\n" +
                "    \"obj2\": {\n" +
                "       \"arr\": [\"3\", \"4\"]\n" +
                "    }\n" +
                "}\n";

        List<String> result = read(json, "$..arr");
        assertThat(result.size(), is(2));
    }

    @Test
    public void issue_28_int() {
        String json = "{\"contents\": [1,2,3]}";

        List<Integer> result = read(json, "$.contents[?(@ == 2)]");

        assertThat(result, Matchers.contains(2));
        assertEquals(1, result.size());
    }

    @Test
    public void issue_28_boolean() {
        String json = "{\"contents\": [true, true, false]}";

        List<Boolean> result = read(json, "$.contents[?(@  == true)]");

        assertThat(result, Matchers.contains(true, true));
        assertEquals(2, result.size());
    }


    @Test(expected = PathNotFoundException.class)
    public void issue_22() throws Exception {

        Configuration configuration = Configuration.defaultConfiguration();

        String json = "{\"a\":{\"b\":1,\"c\":2}}";
        JsonPath.parse(json, configuration).read("a.d");
    }

    @Test
    public void issue_22c() throws Exception {
        //Configuration configuration = Configuration.builder().build();
        Configuration configuration = Configuration.builder().options(Option.SUPPRESS_EXCEPTIONS).build();

        String json = "{\"a\":{\"b\":1,\"c\":2}}";
        assertNull(JsonPath.parse(json, configuration).read("a.d"));
    }


    @Test
    public void issue_22b() throws Exception {
        String json = "{\"a\":[{\"b\":1,\"c\":2},{\"b\":5,\"c\":2}]}";
        List<Object> res = JsonPath.using(Configuration.defaultConfiguration().setOptions(Option.DEFAULT_PATH_LEAF_TO_NULL)).parse(json).read("a[?(@.b==5)].d");
        assertThat(res).hasSize(1).containsNull();
    }

    @Test(expected = PathNotFoundException.class)
    public void issue_26() throws Exception {
        String json = "[{\"a\":[{\"b\":1,\"c\":2}]}]";
        Object o = read(json, "$.a");
    }

    @Test
    public void issue_29_a() throws Exception {
        String json = "{\"list\": [ { \"a\":\"atext\", \"b.b-a\":\"batext2\", \"b\":{ \"b-a\":\"batext\", \"b-b\":\"bbtext\" } }, { \"a\":\"atext2\", \"b\":{ \"b-a\":\"batext2\", \"b-b\":\"bbtext2\" } } ] }";

        List<Map<String, Object>> result = read(json, "$.list[?(@['b.b-a']=='batext2')]");
        assertEquals(1, result.size());
        Object a = result.get(0).get("a");
        assertEquals("atext", a);

        result = read(json, "$.list[?(@.b.b-a=='batext2')]");
        assertEquals(1, result.size());
        assertEquals("atext2", result.get(0).get("a"));


    }

    @Test
    public void issue_29_b() throws Exception {
        String json = "{\"list\": [ { \"a\":\"atext\", \"b\":{ \"b-a\":\"batext\", \"b-b\":\"bbtext\" } }, { \"a\":\"atext2\", \"b\":{ \"b-a\":\"batext2\", \"b-b\":\"bbtext2\" } } ] }";
        List<String> result = read(json, "$.list[?]", filter(where("b.b-a").eq("batext2")));

        assertTrue(result.size() == 1);
    }

    @Test
    public void issue_30() throws Exception {
        String json = "{\"foo\" : {\"@id\" : \"123\", \"$\" : \"hello\"}}";

        assertEquals("123", read(json, "foo.@id"));
        assertEquals("hello", read(json, "foo.$"));
    }

    @Test
    public void issue_32() {
        String json = "{\"text\" : \"skill: \\\"Heuristic Evaluation\\\"\", \"country\" : \"\"}";
        assertEquals("skill: \"Heuristic Evaluation\"", read(json, "$.text"));
    }

    @Test
    public void issue_33() {
        String json = "{ \"store\": {\n" +
                "    \"book\": [ \n" +
                "      { \"category\": \"reference\",\n" +
                "        \"author\": {\n" +
                "          \"name\": \"Author Name\",\n" +
                "          \"age\": 36\n" +
                "        },\n" +
                "        \"title\": \"Sayings of the Century\",\n" +
                "        \"price\": 8.95\n" +
                "      },\n" +
                "      { \"category\": \"fiction\",\n" +
                "        \"author\": \"Evelyn Waugh\",\n" +
                "        \"title\": \"Sword of Honour\",\n" +
                "        \"price\": 12.99,\n" +
                "        \"isbn\": \"0-553-21311-3\"\n" +
                "      }\n" +
                "    ],\n" +
                "    \"bicycle\": {\n" +
                "      \"color\": \"red\",\n" +
                "      \"price\": 19.95\n" +
                "    }\n" +
                "  }\n" +
                "}";

        List<Map<String, Object>> result = read(json, "$.store.book[?(@.author.age == 36)]");

        assertThat(result).hasSize(1);
        assertThat(result.get(0)).containsEntry("title", "Sayings of the Century");
    }

    @Test
    public void array_root() {
        String json = "[\n" +
                "    {\n" +
                "        \"a\": 1,\n" +
                "        \"b\": 2,\n" +
                "        \"c\": 3\n" +
                "    }\n" +
                "]";


        assertEquals(1, read(json, "$[0].a"));
    }

    @Test(expected = PathNotFoundException.class)
    public void a_test() {

        String json = "{\n" +
                "  \"success\": true,\n" +
                "  \"data\": {\n" +
                "    \"user\": 3,\n" +
                "    \"own\": null,\n" +
                "    \"passes\": null,\n" +
                "    \"completed\": null\n" +
                "  },\n" +
                "  \"version\": 1371160528774\n" +
                "}";

        Object read = read(json, "$.data.passes[0].id");
    }


    @Test
    public void issue_42() {

        String json = "{" +
                "        \"list\": [{" +
                "            \"name\": \"My (String)\" " +
                "        }] " +
                "    }";

        List<Map<String, String>> result = read(json, "$.list[?(@.name == 'My (String)')]");

        assertThat(result).containsExactly(Collections.singletonMap("name", "My (String)"));
    }

    @Test
    public void issue_43() {

        String json = "{\"test\":null}";

        assertThat(read(json, "test")).isNull();

        assertThat(JsonPath.using(Configuration.defaultConfiguration().setOptions(Option.SUPPRESS_EXCEPTIONS)).parse(json).read("nonExistingProperty")).isNull();

        try {
            read(json, "nonExistingProperty");

            failBecauseExceptionWasNotThrown(PathNotFoundException.class);
        } catch (PathNotFoundException e) {

        }


        try {
            read(json, "nonExisting.property");

            failBecauseExceptionWasNotThrown(PathNotFoundException.class);
        } catch (PathNotFoundException e) {
        }

    }


    @Test
    public void issue_45() {
        String json = "{\"rootkey\":{\"sub.key\":\"value\"}}";

        assertThat(read(json, "rootkey['sub.key']")).isEqualTo("value");
    }

    @Test
    public void issue_46() {


        String json = "{\"a\": {}}";

        Configuration configuration = Configuration.defaultConfiguration().setOptions(Option.SUPPRESS_EXCEPTIONS);
        assertThat(JsonPath.using(configuration).parse(json).read("a.x")).isNull();

        try {
            read(json, "a.x");

            failBecauseExceptionWasNotThrown(PathNotFoundException.class);
        } catch (PathNotFoundException e) {
            assertThat(e).hasMessage("No results for path: $['a']['x']");
        }
    }

    @Test
    public void issue_x() {

        String json = "{\n" +
                " \"a\" : [\n" +
                "   {},\n" +
                "   { \"b\" : [ { \"c\" : \"foo\"} ] }\n" +
                " ]\n" +
                "}\n";

        List<String> result = read(json, "$.a.*.b.*.c");

        assertThat(result).containsExactly("foo");

    }

    @Test
    public void issue_60() {


        String json = "[\n" +
                "{\n" +
                "  \"mpTransactionId\": \"542986eae4b001fd500fdc5b-coreDisc_50-title\",\n" +
                "  \"resultType\": \"FAIL\",\n" +
                "  \"narratives\": [\n" +
                "    {\n" +
                "      \"ruleProcessingDate\": \"Nov 2, 2014 7:30:20 AM\",\n" +
                "      \"area\": \"Discovery\",\n" +
                "      \"phase\": \"Validation\",\n" +
                "      \"message\": \"Chain does not have a discovery event. Possible it was cut by the date that was picked\",\n" +
                "      \"ruleName\": \"Validate chain\\u0027s discovery event existence\",\n" +
                "      \"lastRule\": true\n" +
                "    }\n" +
                "  ]\n" +
                "},\n" +
                "{\n" +
                "  \"mpTransactionId\": \"54298649e4b001fd500fda3e-fixCoreDiscovery_3-title\",\n" +
                "  \"resultType\": \"FAIL\",\n" +
                "  \"narratives\": [\n" +
                "    {\n" +
                "      \"ruleProcessingDate\": \"Nov 2, 2014 7:30:20 AM\",\n" +
                "      \"area\": \"Discovery\",\n" +
                "      \"phase\": \"Validation\",\n" +
                "      \"message\": \"There is one and only discovery event ContentDiscoveredEvent(230) found.\",\n" +
                "      \"ruleName\": \"Marks existence of discovery event (230)\",\n" +
                "      \"lastRule\": false\n" +
                "    },\n" +
                "    {\n" +
                "      \"ruleProcessingDate\": \"Nov 2, 2014 7:30:20 AM\",\n" +
                "      \"area\": \"Discovery/Processing\",\n" +
                "      \"phase\": \"Validation\",\n" +
                "      \"message\": \"Chain does not have SLA start event (204) in Discovery or Processing. \",\n" +
                "      \"ruleName\": \"Check if SLA start event is not present (204). \",\n" +
                "      \"lastRule\": false\n" +
                "    },\n" +
                "    {\n" +
                "      \"ruleProcessingDate\": \"Nov 2, 2014 7:30:20 AM\",\n" +
                "      \"area\": \"Processing\",\n" +
                "      \"phase\": \"Transcode\",\n" +
                "      \"message\": \"No start transcoding events found\",\n" +
                "      \"ruleName\": \"Start transcoding events missing (240)\",\n" +
                "      \"lastRule\": true\n" +
                "    }\n" +
                "  ]\n" +
                "}]";

        List<String> problems = read(json, "$..narratives[?(@.lastRule==true)].message");

        assertThat(problems).containsExactly("Chain does not have a discovery event. Possible it was cut by the date that was picked", "No start transcoding events found");
    }

    //http://stackoverflow.com/questions/28596324/jsonpath-filtering-api
    @Test
    public void stack_overflow_question_1() {


        String json = "{\n" +
                "\"store\": {\n" +
                "    \"book\": [\n" +
                "        {\n" +
                "            \"category\": \"reference\",\n" +
                "            \"authors\" : [\n" +
                "                 {\n" +
                "                     \"firstName\" : \"Nigel\",\n" +
                "                     \"lastName\" :  \"Rees\"\n" +
                "                  }\n" +
                "            ],\n" +
                "            \"title\": \"Sayings of the Century\",\n" +
                "            \"price\": 8.95\n" +
                "        },\n" +
                "        {\n" +
                "            \"category\": \"fiction\",\n" +
                "            \"authors\": [\n" +
                "                 {\n" +
                "                     \"firstName\" : \"Evelyn\",\n" +
                "                     \"lastName\" :  \"Waugh\"\n" +
                "                  },\n" +
                "                 {\n" +
                "                     \"firstName\" : \"Another\",\n" +
                "                     \"lastName\" :  \"Author\"\n" +
                "                  }\n" +
                "            ],\n" +
                "            \"title\": \"Sword of Honour\",\n" +
                "            \"price\": 12.99\n" +
                "        }\n" +
                "    ]\n" +
                "  }\n" +
                "}";


        Filter filter = filter(where("authors[*].lastName").contains("Waugh"));

        Object read = JsonPath.parse(json).read("$.store.book[?]", filter);
    }

    @Test
    public void issue_71() {
        String json = "{\n"
                + "    \"logs\": [\n"
                + "        {\n"
                + "            \"message\": \"it's here\",\n"
                + "            \"id\": 2\n"
                + "        }\n"
                + "    ]\n"
                + "}";

        List<String> result = read(json, "$.logs[?(@.message == 'it\\'s here')].message");

        assertThat(result).containsExactly("it's here");
    }

    @Test
    public void issue_76() throws Exception {

        String json = "{\n" +
                "    \"cpus\": -8.88178419700125e-16,\n" +
                "    \"disk\": 0,\n" +
                "    \"mem\": 0\n" +
                "}";

        JSONParser parser = new JSONParser(JSONParser.MODE_PERMISSIVE);
        JSONAware jsonModel = (JSONAware) parser.parse(json);

        jsonModel.toJSONString();
    }

    @Test
    public void issue_79() throws Exception {
        String json = "{ \n" +
                "  \"c\": {\n" +
                "    \"d1\": {\n" +
                "      \"url\": [ \"url1\", \"url2\" ]\n" +
                "    },\n" +
                "    \"d2\": {\n" +
                "      \"url\": [ \"url3\", \"url4\",\"url5\" ]\n" +
                "    }\n" +
                "  }\n" +
                "}";

        List<String> res = read(json, "$.c.*.url[2]");

        assertThat(res).containsExactly("url5");
    }

    @Test
    public void issue_94_1() throws Exception {
        LRUCache cache = new LRUCache(200);
        JsonPath dummy = JsonPath.compile("$");
        for (int i = 0; i < 1000; ++i) {
            String key = String.valueOf(i);
            cache.get(key);
            cache.put(key, dummy);
        }
        assertThat(cache.size()).isEqualTo(200);
    }

    @Test
    public void issue_94_2() throws Exception {
        LRUCache cache = new LRUCache(5);

        JsonPath dummy = JsonPath.compile("$");

        cache.put("1", dummy);
        cache.put("2", dummy);
        cache.put("3", dummy);
        cache.put("4", dummy);
        cache.put("5", dummy);
        cache.put("6", dummy);

        cache.get("1");
        cache.get("2");
        cache.get("3");
        cache.get("4");
        cache.get("5");
        cache.get("6");

        cache.get("2");
        cache.get("3");
        cache.get("4");
        cache.get("5");
        cache.get("6");

        cache.get("3");
        cache.get("4");
        cache.get("5");
        cache.get("6");

        cache.get("4");
        cache.get("5");
        cache.get("6");

        cache.get("5");
        cache.get("6");

        cache.get("6");

        assertThat(cache.getSilent("6")).isNotNull();
        assertThat(cache.getSilent("5")).isNotNull();
        assertThat(cache.getSilent("4")).isNotNull();
        assertThat(cache.getSilent("3")).isNotNull();
        assertThat(cache.getSilent("2")).isNotNull();
        assertThat(cache.getSilent("1")).isNull();
    }

    @Test
    public void issue_97() throws Exception {
        String json = "{ \"books\": [ " +
                "{ \"category\": \"fiction\" }, " +
                "{ \"category\": \"reference\" }, " +
                "{ \"category\": \"fiction\" }, " +
                "{ \"category\": \"fiction\" }, " +
                "{ \"category\": \"reference\" }, " +
                "{ \"category\": \"fiction\" }, " +
                "{ \"category\": \"reference\" }, " +
                "{ \"category\": \"reference\" }, " +
                "{ \"category\": \"reference\" }, " +
                "{ \"category\": \"reference\" }, " +
                "{ \"category\": \"reference\" } ]  }";

        Configuration conf = Configuration.builder()
                .jsonProvider(new GsonJsonProvider())
                .mappingProvider(new GsonMappingProvider())
                .build();

        DocumentContext context = JsonPath.using(conf).parse(json);
        context.delete("$.books[?(@.category == 'reference')]");

        List<String> categories = context.read("$..category", List.class);

        assertThat(categories).containsOnly("fiction");
    }


    @Test
    public void issue_99() throws Exception {
        String json = "{\n" +
                "    \"array1\": [\n" +
                "        {\n" +
                "            \"array2\": []\n" +
                "        },\n" +
                "        {\n" +
                "            \"array2\": [\n" +
                "                {\n" +
                "                    \"key\": \"test_key\"\n" +
                "                }\n" +
                "            ]\n" +
                "        }\n" +
                "    ]\n" +
                "}";

        Configuration configuration = Configuration.defaultConfiguration().addOptions(Option.DEFAULT_PATH_LEAF_TO_NULL);

        List<String> keys = JsonPath.using(configuration).parse(json).read("$.array1[*].array2[0].key");
    }


    @Test
    public void issue_129() throws Exception {

        final Map<String, Integer> match = new HashMap<String, Integer>();
        match.put("a", 1);
        match.put("b", 2);

        Map<String, Integer> noMatch = new HashMap<String, Integer>();
        noMatch.put("a", -1);
        noMatch.put("b", -2);

        Filter orig = filter(where("a").eq(1).and("b").eq(2));

        String filterAsString = orig.toString();

        Filter parsed = Filter.parse(filterAsString);

        assertThat(orig.apply(createPredicateContext(match))).isTrue();
        assertThat(parsed.apply(createPredicateContext(match))).isTrue();
        assertThat(orig.apply(createPredicateContext(noMatch))).isFalse();
        assertThat(parsed.apply(createPredicateContext(noMatch))).isFalse();
    }

    private PredicateContext createPredicateContext(final Map<String, Integer> map){
        return new PredicateContext() {
            @Override
            public Object item() {
                return map;
            }

            @Override
            public <T> T item(Class<T> clazz) throws MappingException {
                return (T)map;
            }

            @Override
            public Object root() {
                return map;
            }

            @Override
            public Configuration configuration() {
                return Configuration.defaultConfiguration();
            }
        };
    }

    @Test
    public void issue_131() {

        String json = "[\n" +
                "    {\n" +
                "        \"foo\": \"1\"\n" +
                "    },\n" +
                "    {\n" +
                "        \"foo\": null\n" +
                "    },\n" +
                "    {\n" +
                "        \"xxx\": null\n" +
                "    }\n" +
                "]";

        List<Map<String, String>> result = read(json, "$[?(@.foo)]");

        assertThat(result).extracting("foo").containsExactly("1", null);
    }


    @Test
    public void issue_131_2() {

        String json = "[\n" +
                "    {\n" +
                "        \"foo\": { \"bar\" : \"0\"}\n" +
                "    },\n" +
                "    {\n" +
                "        \"foo\": null\n" +
                "    },\n" +
                "    {\n" +
                "        \"xxx\": null\n" +
                "    }\n" +
                "]";

        List<String> result = read(json, "$[?(@.foo != null)].foo.bar");

        assertThat(result).containsExactly("0");


        result = read(json, "$[?(@.foo.bar)].foo.bar");

        assertThat(result).containsExactly("0");
    }


    @Test
    public void issue_131_3() {
        String json = "[\n" +
                "    1,\n" +
                "    2,\n" +
                "    {\n" +
                "        \"d\": {\n" +
                "            \"random\": null,\n" +
                "            \"date\": 1234\n" +
                "        },\n" +
                "        \"l\": \"filler\"\n" +
                "    }\n" +
                "]";

        List<Integer> result = read(json, "$[2]['d'][?(@.random)]['date']");

        assertThat(result).containsExactly(1234);
    }


    //https://groups.google.com/forum/#!topic/jsonpath/Ojv8XF6LgqM
    @Test
    public void using_square_bracket_literal_path() {

        String json = "{ \"valid key[@num = 2]\" : \"value\" }";

        String result = read(json, "$['valid key[@num = 2]']");

        Assertions.assertThat(result).isEqualTo("value");
    }

    @Test
    public void issue_90() {

        String json = "{\n" +
                "    \"store\": {\n" +
                "        \"book\": [\n" +
                "            {\n" +
                "                \"price\": \"120\"\n" +
                "            },\n" +
                "            {\n" +
                "                \"price\": 8.95\n" +
                "            },\n" +
                "            {\n" +
                "                \"price\": 12.99\n" +
                "            },\n" +
                "            {\n" +
                "                \"price\": 8.99\n" +
                "            },\n" +
                "            {\n" +
                "                \"price\": 22.99\n" +
                "            }\n" +
                "        ]\n" +
                "    },\n" +
                "    \"expensive\": 10\n" +
                "}";

        List<Double> numbers = read(json, "$.store.book[?(@.price <= 90)].price");

        assertThat(numbers).containsExactly(8.95D, 12.99D, 8.99D, 22.99D);
    }

    @Test(expected = PathNotFoundException.class)
    public void github_89() {

        com.google.gson.JsonObject json = new JsonObject();
        json.addProperty("foo", "bar");

        JsonPath path = JsonPath.compile("$.foo");
        String object = path.read(json);

    }

    @Test
    public void issue_170() {

        String json = "{\n" +
                "  \"array\": [\n" +
                "    0,\n" +
                "    1,\n" +
                "    2\n" +
                "  ]\n" +
                "}";


        DocumentContext context = using(JACKSON_JSON_NODE_CONFIGURATION).parse(json);
        context = context.set("$.array[0]", null);
        context = context.set("$.array[2]", null);

        List<Integer> list = context.read("$.array", List.class);

        assertThat(list).containsExactly(null, 1, null);

    }
}