The following issues were found

src/test/java/com/alibaba/json/bvt/bug/Issue1017.java
10 issues
Unit tests should not contain more than 1 assert(s).
Design

Line: 13 

               * Created by wenshao on 11/02/2017.
 */
public class Issue1017 extends TestCase {
    public void test_for_issue() throws Exception {
        String json = "{\"pictureList\":[\"http://static.oschina.net/uploads/user/1218/2437072_100.jpg?t=1461076033000\",\"http://common.cnblogs.com/images/icon_weibo_24.png\"]}";

        User user = JSON.parseObject(json, User.class);
        assertNotNull(user.pictureList);
        assertEquals(2, user.pictureList.size());

Reported by PMD.

JUnit 4 tests that execute tests should use the @Test annotation, JUnit 5 tests should use @Test, @RepeatedTest, @TestFactory, @TestTemplate or @ParameterizedTest
Design

Line: 13 

               * Created by wenshao on 11/02/2017.
 */
public class Issue1017 extends TestCase {
    public void test_for_issue() throws Exception {
        String json = "{\"pictureList\":[\"http://static.oschina.net/uploads/user/1218/2437072_100.jpg?t=1461076033000\",\"http://common.cnblogs.com/images/icon_weibo_24.png\"]}";

        User user = JSON.parseObject(json, User.class);
        assertNotNull(user.pictureList);
        assertEquals(2, user.pictureList.size());

Reported by PMD.

JUnit assertions should include a message
Design

Line: 17 

                      String json = "{\"pictureList\":[\"http://static.oschina.net/uploads/user/1218/2437072_100.jpg?t=1461076033000\",\"http://common.cnblogs.com/images/icon_weibo_24.png\"]}";

        User user = JSON.parseObject(json, User.class);
        assertNotNull(user.pictureList);
        assertEquals(2, user.pictureList.size());
        assertEquals("http://static.oschina.net/uploads/user/1218/2437072_100.jpg?t=1461076033000", user.pictureList.get(0));
        assertEquals("http://common.cnblogs.com/images/icon_weibo_24.png", user.pictureList.get(1));
    }

Reported by PMD.

JUnit assertions should include a message
Design

Line: 18 

              
        User user = JSON.parseObject(json, User.class);
        assertNotNull(user.pictureList);
        assertEquals(2, user.pictureList.size());
        assertEquals("http://static.oschina.net/uploads/user/1218/2437072_100.jpg?t=1461076033000", user.pictureList.get(0));
        assertEquals("http://common.cnblogs.com/images/icon_weibo_24.png", user.pictureList.get(1));
    }

    public static class User implements Serializable {

Reported by PMD.

Potential violation of Law of Demeter (static property access)
Design

Line: 18 

              
        User user = JSON.parseObject(json, User.class);
        assertNotNull(user.pictureList);
        assertEquals(2, user.pictureList.size());
        assertEquals("http://static.oschina.net/uploads/user/1218/2437072_100.jpg?t=1461076033000", user.pictureList.get(0));
        assertEquals("http://common.cnblogs.com/images/icon_weibo_24.png", user.pictureList.get(1));
    }

    public static class User implements Serializable {

Reported by PMD.

JUnit assertions should include a message
Design

Line: 19 

                      User user = JSON.parseObject(json, User.class);
        assertNotNull(user.pictureList);
        assertEquals(2, user.pictureList.size());
        assertEquals("http://static.oschina.net/uploads/user/1218/2437072_100.jpg?t=1461076033000", user.pictureList.get(0));
        assertEquals("http://common.cnblogs.com/images/icon_weibo_24.png", user.pictureList.get(1));
    }

    public static class User implements Serializable {
        private List<String> pictureList;

Reported by PMD.

Potential violation of Law of Demeter (static property access)
Design

Line: 19 

                      User user = JSON.parseObject(json, User.class);
        assertNotNull(user.pictureList);
        assertEquals(2, user.pictureList.size());
        assertEquals("http://static.oschina.net/uploads/user/1218/2437072_100.jpg?t=1461076033000", user.pictureList.get(0));
        assertEquals("http://common.cnblogs.com/images/icon_weibo_24.png", user.pictureList.get(1));
    }

    public static class User implements Serializable {
        private List<String> pictureList;

Reported by PMD.

Potential violation of Law of Demeter (static property access)
Design

Line: 20 

                      assertNotNull(user.pictureList);
        assertEquals(2, user.pictureList.size());
        assertEquals("http://static.oschina.net/uploads/user/1218/2437072_100.jpg?t=1461076033000", user.pictureList.get(0));
        assertEquals("http://common.cnblogs.com/images/icon_weibo_24.png", user.pictureList.get(1));
    }

    public static class User implements Serializable {
        private List<String> pictureList;
        public List<String> getPictureList() {

Reported by PMD.

JUnit assertions should include a message
Design

Line: 20 

                      assertNotNull(user.pictureList);
        assertEquals(2, user.pictureList.size());
        assertEquals("http://static.oschina.net/uploads/user/1218/2437072_100.jpg?t=1461076033000", user.pictureList.get(0));
        assertEquals("http://common.cnblogs.com/images/icon_weibo_24.png", user.pictureList.get(1));
    }

    public static class User implements Serializable {
        private List<String> pictureList;
        public List<String> getPictureList() {

Reported by PMD.

Classes implementing Serializable should set a serialVersionUID
Error

Line: 23 

                      assertEquals("http://common.cnblogs.com/images/icon_weibo_24.png", user.pictureList.get(1));
    }

    public static class User implements Serializable {
        private List<String> pictureList;
        public List<String> getPictureList() {
            return pictureList;
        }
        public User setPictureList(List<String> pictureList) {

Reported by PMD.

src/test/java/com/alibaba/json/bvt/parser/AtomicIntegerComptableAndroidTest.java
10 issues
JUnit 4 tests that execute tests should use the @Test annotation, JUnit 5 tests should use @Test, @RepeatedTest, @TestFactory, @TestTemplate or @ParameterizedTest
Design

Line: 13 

               * Created by wenshao on 20/03/2017.
 */
public class AtomicIntegerComptableAndroidTest extends TestCase {
    public void test_for_compatible_zero() throws Exception {
        String text = "{\"andIncrement\":-1,\"andDecrement\":0}";

        assertEquals(0, JSON.parseObject(text, AtomicInteger.class).intValue());
    }

Reported by PMD.

Potential violation of Law of Demeter (method chain calls)
Design

Line: 16 

                  public void test_for_compatible_zero() throws Exception {
        String text = "{\"andIncrement\":-1,\"andDecrement\":0}";

        assertEquals(0, JSON.parseObject(text, AtomicInteger.class).intValue());
    }

    public void test_for_compatible_six() throws Exception {
        String text = "{\"andIncrement\":5,\"andDecrement\":6}";

Reported by PMD.

JUnit assertions should include a message
Design

Line: 16 

                  public void test_for_compatible_zero() throws Exception {
        String text = "{\"andIncrement\":-1,\"andDecrement\":0}";

        assertEquals(0, JSON.parseObject(text, AtomicInteger.class).intValue());
    }

    public void test_for_compatible_six() throws Exception {
        String text = "{\"andIncrement\":5,\"andDecrement\":6}";

Reported by PMD.

JUnit 4 tests that execute tests should use the @Test annotation, JUnit 5 tests should use @Test, @RepeatedTest, @TestFactory, @TestTemplate or @ParameterizedTest
Design

Line: 19 

                      assertEquals(0, JSON.parseObject(text, AtomicInteger.class).intValue());
    }

    public void test_for_compatible_six() throws Exception {
        String text = "{\"andIncrement\":5,\"andDecrement\":6}";

        assertEquals(6, JSON.parseObject(text, AtomicInteger.class).intValue());
    }

Reported by PMD.

Potential violation of Law of Demeter (method chain calls)
Design

Line: 22 

                  public void test_for_compatible_six() throws Exception {
        String text = "{\"andIncrement\":5,\"andDecrement\":6}";

        assertEquals(6, JSON.parseObject(text, AtomicInteger.class).intValue());
    }

    public void test_for_compatible_five() throws Exception {
        String text = "{\"andDecrement\":6,\"andIncrement\":5}";

Reported by PMD.

JUnit assertions should include a message
Design

Line: 22 

                  public void test_for_compatible_six() throws Exception {
        String text = "{\"andIncrement\":5,\"andDecrement\":6}";

        assertEquals(6, JSON.parseObject(text, AtomicInteger.class).intValue());
    }

    public void test_for_compatible_five() throws Exception {
        String text = "{\"andDecrement\":6,\"andIncrement\":5}";

Reported by PMD.

JUnit 4 tests that execute tests should use the @Test annotation, JUnit 5 tests should use @Test, @RepeatedTest, @TestFactory, @TestTemplate or @ParameterizedTest
Design

Line: 25 

                      assertEquals(6, JSON.parseObject(text, AtomicInteger.class).intValue());
    }

    public void test_for_compatible_five() throws Exception {
        String text = "{\"andDecrement\":6,\"andIncrement\":5}";

        assertEquals(5, JSON.parseObject(text, AtomicInteger.class).intValue());
    }
}

Reported by PMD.

JUnit assertions should include a message
Design

Line: 28 

                  public void test_for_compatible_five() throws Exception {
        String text = "{\"andDecrement\":6,\"andIncrement\":5}";

        assertEquals(5, JSON.parseObject(text, AtomicInteger.class).intValue());
    }
}

Reported by PMD.

Potential violation of Law of Demeter (method chain calls)
Design

Line: 28 

                  public void test_for_compatible_five() throws Exception {
        String text = "{\"andDecrement\":6,\"andIncrement\":5}";

        assertEquals(5, JSON.parseObject(text, AtomicInteger.class).intValue());
    }
}

Reported by PMD.

Avoid unused imports such as 'java.util.concurrent.atomic.AtomicLong'
Design

Line: 7 

              import junit.framework.TestCase;

import java.util.concurrent.atomic.AtomicInteger;
import java.util.concurrent.atomic.AtomicLong;

/**
 * Created by wenshao on 20/03/2017.
 */
public class AtomicIntegerComptableAndroidTest extends TestCase {

Reported by PMD.

src/test/java/com/alibaba/json/bvt/path/JSONPath_12.java
10 issues
System.out.println is used
Design

Line: 44 

              
        assertTrue(JSONPath.contains(schemaResult, jsonPath + "['" + attributeName + "']"));
        JSONObject newAttribute = (JSONObject)JSONPath.eval(schemaResult, jsonPath);
        System.out.println(schemaResult);
        System.out.println(JSONPath.read(schemaResult.toJSONString(), jsonPath + "['" + attributeName + "']"));
        assertTrue(newAttribute.containsKey("Brand. Name"));
    }

}

Reported by PMD.

System.out.println is used
Design

Line: 45 

                      assertTrue(JSONPath.contains(schemaResult, jsonPath + "['" + attributeName + "']"));
        JSONObject newAttribute = (JSONObject)JSONPath.eval(schemaResult, jsonPath);
        System.out.println(schemaResult);
        System.out.println(JSONPath.read(schemaResult.toJSONString(), jsonPath + "['" + attributeName + "']"));
        assertTrue(newAttribute.containsKey("Brand. Name"));
    }

}

Reported by PMD.

Unit tests should not contain more than 1 assert(s).
Design

Line: 12 

              public class JSONPath_12
        extends TestCase {

    public void test(){
        JSONObject schemaResult = JSON.parseObject("{\n" +
                "  \"$schema\": \"http://json-schema.org/draft-07/schema#\",\n" +
                "  \"title\": \"AE product schema\",\n" +
                "  \"description\": \"AE product schema\",\n" +
                "  \"type\": \"object\",\n" +

Reported by PMD.

JUnit 4 tests that execute tests should use the @Test annotation, JUnit 5 tests should use @Test, @RepeatedTest, @TestFactory, @TestTemplate or @ParameterizedTest
Design

Line: 12 

              public class JSONPath_12
        extends TestCase {

    public void test(){
        JSONObject schemaResult = JSON.parseObject("{\n" +
                "  \"$schema\": \"http://json-schema.org/draft-07/schema#\",\n" +
                "  \"title\": \"AE product schema\",\n" +
                "  \"description\": \"AE product schema\",\n" +
                "  \"type\": \"object\",\n" +

Reported by PMD.

JUnit assertions should include a message
Design

Line: 38 

                              "  \"title\": \"Brand Name\",\n" +
                "  \"type\": \"String\"\n" +
                "}");
        assertTrue(
                JSONPath.set(schemaResult, jsonPath + "['" + attributeName + "']" , attributeValue)
        );

        assertTrue(JSONPath.contains(schemaResult, jsonPath + "['" + attributeName + "']"));
        JSONObject newAttribute = (JSONObject)JSONPath.eval(schemaResult, jsonPath);

Reported by PMD.

JUnit assertions should include a message
Design

Line: 42 

                              JSONPath.set(schemaResult, jsonPath + "['" + attributeName + "']" , attributeValue)
        );

        assertTrue(JSONPath.contains(schemaResult, jsonPath + "['" + attributeName + "']"));
        JSONObject newAttribute = (JSONObject)JSONPath.eval(schemaResult, jsonPath);
        System.out.println(schemaResult);
        System.out.println(JSONPath.read(schemaResult.toJSONString(), jsonPath + "['" + attributeName + "']"));
        assertTrue(newAttribute.containsKey("Brand. Name"));
    }

Reported by PMD.

Potential violation of Law of Demeter (object not created locally)
Design

Line: 45 

                      assertTrue(JSONPath.contains(schemaResult, jsonPath + "['" + attributeName + "']"));
        JSONObject newAttribute = (JSONObject)JSONPath.eval(schemaResult, jsonPath);
        System.out.println(schemaResult);
        System.out.println(JSONPath.read(schemaResult.toJSONString(), jsonPath + "['" + attributeName + "']"));
        assertTrue(newAttribute.containsKey("Brand. Name"));
    }

}

Reported by PMD.

Potential violation of Law of Demeter (object not created locally)
Design

Line: 46 

                      JSONObject newAttribute = (JSONObject)JSONPath.eval(schemaResult, jsonPath);
        System.out.println(schemaResult);
        System.out.println(JSONPath.read(schemaResult.toJSONString(), jsonPath + "['" + attributeName + "']"));
        assertTrue(newAttribute.containsKey("Brand. Name"));
    }

}

Reported by PMD.

JUnit assertions should include a message
Design

Line: 46 

                      JSONObject newAttribute = (JSONObject)JSONPath.eval(schemaResult, jsonPath);
        System.out.println(schemaResult);
        System.out.println(JSONPath.read(schemaResult.toJSONString(), jsonPath + "['" + attributeName + "']"));
        assertTrue(newAttribute.containsKey("Brand. Name"));
    }

}

Reported by PMD.

Avoid unused imports such as 'com.alibaba.fastjson.JSONArray'
Design

Line: 4 

              package com.alibaba.json.bvt.path;

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

public class JSONPath_12

Reported by PMD.

src/test/java/com/alibaba/json/bvt/parser/creator/JSONCreatorTest10.java
10 issues
JUnit 4 tests that execute tests should use the @Test annotation, JUnit 5 tests should use @Test, @RepeatedTest, @TestFactory, @TestTemplate or @ParameterizedTest
Design

Line: 10 

              import junit.framework.TestCase;

public class JSONCreatorTest10 extends TestCase {
    public void test_for_yk() throws Exception {
        String jsonString = "{\"link\":\"http://lqgzs.org/fsqhwlnf\",\"text\":\"乐动力专享\"}";
        JSONObject headerJSON = JSONObject.parseObject(jsonString);
        HeaderDTO headerDTO = headerJSON.toJavaObject(HeaderDTO.class);

        assertEquals("http://lqgzs.org/fsqhwlnf", headerDTO.link);

Reported by PMD.

Unit tests should not contain more than 1 assert(s).
Design

Line: 10 

              import junit.framework.TestCase;

public class JSONCreatorTest10 extends TestCase {
    public void test_for_yk() throws Exception {
        String jsonString = "{\"link\":\"http://lqgzs.org/fsqhwlnf\",\"text\":\"乐动力专享\"}";
        JSONObject headerJSON = JSONObject.parseObject(jsonString);
        HeaderDTO headerDTO = headerJSON.toJavaObject(HeaderDTO.class);

        assertEquals("http://lqgzs.org/fsqhwlnf", headerDTO.link);

Reported by PMD.

Potential violation of Law of Demeter (object not created locally)
Design

Line: 13 

                  public void test_for_yk() throws Exception {
        String jsonString = "{\"link\":\"http://lqgzs.org/fsqhwlnf\",\"text\":\"乐动力专享\"}";
        JSONObject headerJSON = JSONObject.parseObject(jsonString);
        HeaderDTO headerDTO = headerJSON.toJavaObject(HeaderDTO.class);

        assertEquals("http://lqgzs.org/fsqhwlnf", headerDTO.link);
        assertEquals("乐动力专享", headerDTO.title);
    }

Reported by PMD.

JUnit assertions should include a message
Design

Line: 15 

                      JSONObject headerJSON = JSONObject.parseObject(jsonString);
        HeaderDTO headerDTO = headerJSON.toJavaObject(HeaderDTO.class);

        assertEquals("http://lqgzs.org/fsqhwlnf", headerDTO.link);
        assertEquals("乐动力专享", headerDTO.title);
    }

    public static class HeaderDTO {
        private String title;

Reported by PMD.

JUnit assertions should include a message
Design

Line: 16 

                      HeaderDTO headerDTO = headerJSON.toJavaObject(HeaderDTO.class);

        assertEquals("http://lqgzs.org/fsqhwlnf", headerDTO.link);
        assertEquals("乐动力专享", headerDTO.title);
    }

    public static class HeaderDTO {
        private String title;
        private String link;

Reported by PMD.

Found non-transient, non-static member. Please mark as transient or provide accessors.
Error

Line: 20 

                  }

    public static class HeaderDTO {
        private String title;
        private String link;

        @JSONCreator
        public HeaderDTO(@JSONField(name = "text") String title,@JSONField(name = "link") String link) {
            this.title = title;

Reported by PMD.

Private field 'title' could be made final; it is only initialized in the declaration or constructor.
Design

Line: 20 

                  }

    public static class HeaderDTO {
        private String title;
        private String link;

        @JSONCreator
        public HeaderDTO(@JSONField(name = "text") String title,@JSONField(name = "link") String link) {
            this.title = title;

Reported by PMD.

Found non-transient, non-static member. Please mark as transient or provide accessors.
Error

Line: 21 

              
    public static class HeaderDTO {
        private String title;
        private String link;

        @JSONCreator
        public HeaderDTO(@JSONField(name = "text") String title,@JSONField(name = "link") String link) {
            this.title = title;
            this.link = link;

Reported by PMD.

Private field 'link' could be made final; it is only initialized in the declaration or constructor.
Design

Line: 21 

              
    public static class HeaderDTO {
        private String title;
        private String link;

        @JSONCreator
        public HeaderDTO(@JSONField(name = "text") String title,@JSONField(name = "link") String link) {
            this.title = title;
            this.link = link;

Reported by PMD.

Avoid unused imports such as 'com.alibaba.fastjson.JSON'
Design

Line: 3 

              package com.alibaba.json.bvt.parser.creator;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONObject;
import com.alibaba.fastjson.annotation.JSONCreator;
import com.alibaba.fastjson.annotation.JSONField;
import junit.framework.TestCase;

public class JSONCreatorTest10 extends TestCase {

Reported by PMD.

src/test/java/com/alibaba/json/bvt/issue_1300/Issue1300.java
10 issues
Unit tests should not contain more than 1 assert(s).
Design

Line: 14 

               * Created by wenshao on 01/07/2017.
 */
public class Issue1300 extends TestCase {
    public void testFullJSON() {
        JSONObject data = new JSONObject();
        data.put("name", "string");
        data.put("code", 1);
        data.put("pinyin", "pinyin");
        City object = TypeUtils.castToJavaBean(data, City.class);

Reported by PMD.

JUnit 4 tests that execute tests should use the @Test annotation, JUnit 5 tests should use @Test, @RepeatedTest, @TestFactory, @TestTemplate or @ParameterizedTest
Design

Line: 14 

               * Created by wenshao on 01/07/2017.
 */
public class Issue1300 extends TestCase {
    public void testFullJSON() {
        JSONObject data = new JSONObject();
        data.put("name", "string");
        data.put("code", 1);
        data.put("pinyin", "pinyin");
        City object = TypeUtils.castToJavaBean(data, City.class);

Reported by PMD.

The String literal 'pinyin' appears 4 times in this file; the first occurrence is on line 18
Error

Line: 18 

                      JSONObject data = new JSONObject();
        data.put("name", "string");
        data.put("code", 1);
        data.put("pinyin", "pinyin");
        City object = TypeUtils.castToJavaBean(data, City.class);
        assertEquals("string", object.name);
        assertEquals(1, object.code);
        assertEquals("pinyin", object.pinyin);
    }

Reported by PMD.

JUnit assertions should include a message
Design

Line: 20 

                      data.put("code", 1);
        data.put("pinyin", "pinyin");
        City object = TypeUtils.castToJavaBean(data, City.class);
        assertEquals("string", object.name);
        assertEquals(1, object.code);
        assertEquals("pinyin", object.pinyin);
    }

    public void testEmptyJSON() {

Reported by PMD.

JUnit assertions should include a message
Design

Line: 21 

                      data.put("pinyin", "pinyin");
        City object = TypeUtils.castToJavaBean(data, City.class);
        assertEquals("string", object.name);
        assertEquals(1, object.code);
        assertEquals("pinyin", object.pinyin);
    }

    public void testEmptyJSON() {
        City object = TypeUtils.castToJavaBean(new JSONObject(), City.class);

Reported by PMD.

JUnit assertions should include a message
Design

Line: 22 

                      City object = TypeUtils.castToJavaBean(data, City.class);
        assertEquals("string", object.name);
        assertEquals(1, object.code);
        assertEquals("pinyin", object.pinyin);
    }

    public void testEmptyJSON() {
        City object = TypeUtils.castToJavaBean(new JSONObject(), City.class);
        Assert.assertEquals(null, object.name);

Reported by PMD.

JUnit 4 tests that execute tests should use the @Test annotation, JUnit 5 tests should use @Test, @RepeatedTest, @TestFactory, @TestTemplate or @ParameterizedTest
Design

Line: 25 

                      assertEquals("pinyin", object.pinyin);
    }

    public void testEmptyJSON() {
        City object = TypeUtils.castToJavaBean(new JSONObject(), City.class);
        Assert.assertEquals(null, object.name);
        Assert.assertEquals(0, object.code);
    }

Reported by PMD.

Found non-transient, non-static member. Please mark as transient or provide accessors.
Error

Line: 33 

              

    public static class City implements Parcelable {
        public final int code;
        public final String name;
        public final String pinyin;

        @JSONCreator
        public City(@JSONField(name = "code") int code,

Reported by PMD.

Found non-transient, non-static member. Please mark as transient or provide accessors.
Error

Line: 34 

              
    public static class City implements Parcelable {
        public final int code;
        public final String name;
        public final String pinyin;

        @JSONCreator
        public City(@JSONField(name = "code") int code,
                    @JSONField(name = "name") String name,

Reported by PMD.

Found non-transient, non-static member. Please mark as transient or provide accessors.
Error

Line: 35 

                  public static class City implements Parcelable {
        public final int code;
        public final String name;
        public final String pinyin;

        @JSONCreator
        public City(@JSONField(name = "code") int code,
                    @JSONField(name = "name") String name,
                    @JSONField(name = "pinyin") String pinyin) {

Reported by PMD.

src/test/java/com/alibaba/json/bvt/parser/creator/JSONCreatorTest_float_obj.java
10 issues
JUnit 4 tests that execute tests should use the @Test annotation, JUnit 5 tests should use @Test, @RepeatedTest, @TestFactory, @TestTemplate or @ParameterizedTest
Design

Line: 14 

              
public class JSONCreatorTest_float_obj extends TestCase {

    public void test_create() throws Exception {
        Entity entity = new Entity(123.45F, "菜姐");
        String text = JSON.toJSONString(entity);

        Entity entity2 = JSON.parseObject(text, Entity.class);
        Assert.assertTrue(entity.getId().floatValue() == entity2.getId().floatValue());

Reported by PMD.

Potential violation of Law of Demeter (object not created locally)
Design

Line: 19 

                      String text = JSON.toJSONString(entity);

        Entity entity2 = JSON.parseObject(text, Entity.class);
        Assert.assertTrue(entity.getId().floatValue() == entity2.getId().floatValue());
        Assert.assertEquals(entity.getName(), entity2.getName());
    }

    public void test_create_2() throws Exception {
        Entity entity = new Entity(123.45F, "菜姐");

Reported by PMD.

Potential violation of Law of Demeter (method chain calls)
Design

Line: 19 

                      String text = JSON.toJSONString(entity);

        Entity entity2 = JSON.parseObject(text, Entity.class);
        Assert.assertTrue(entity.getId().floatValue() == entity2.getId().floatValue());
        Assert.assertEquals(entity.getName(), entity2.getName());
    }

    public void test_create_2() throws Exception {
        Entity entity = new Entity(123.45F, "菜姐");

Reported by PMD.

Potential violation of Law of Demeter (method chain calls)
Design

Line: 19 

                      String text = JSON.toJSONString(entity);

        Entity entity2 = JSON.parseObject(text, Entity.class);
        Assert.assertTrue(entity.getId().floatValue() == entity2.getId().floatValue());
        Assert.assertEquals(entity.getName(), entity2.getName());
    }

    public void test_create_2() throws Exception {
        Entity entity = new Entity(123.45F, "菜姐");

Reported by PMD.

Potential violation of Law of Demeter (object not created locally)
Design

Line: 20 

              
        Entity entity2 = JSON.parseObject(text, Entity.class);
        Assert.assertTrue(entity.getId().floatValue() == entity2.getId().floatValue());
        Assert.assertEquals(entity.getName(), entity2.getName());
    }

    public void test_create_2() throws Exception {
        Entity entity = new Entity(123.45F, "菜姐");
        String text = JSON.toJSONString(entity);

Reported by PMD.

JUnit 4 tests that execute tests should use the @Test annotation, JUnit 5 tests should use @Test, @RepeatedTest, @TestFactory, @TestTemplate or @ParameterizedTest
Design

Line: 23 

                      Assert.assertEquals(entity.getName(), entity2.getName());
    }

    public void test_create_2() throws Exception {
        Entity entity = new Entity(123.45F, "菜姐");
        String text = JSON.toJSONString(entity);

        ParserConfig config = new ParserConfig();

Reported by PMD.

Potential violation of Law of Demeter (method chain calls)
Design

Line: 30 

                      ParserConfig config = new ParserConfig();

        Entity entity2 = JSON.parseObject(text, Entity.class, config, 0);
        Assert.assertTrue(entity.getId().floatValue() == entity2.getId().floatValue());
        Assert.assertEquals(entity.getName(), entity2.getName());
    }

    public static class Entity {

Reported by PMD.

Potential violation of Law of Demeter (object not created locally)
Design

Line: 30 

                      ParserConfig config = new ParserConfig();

        Entity entity2 = JSON.parseObject(text, Entity.class, config, 0);
        Assert.assertTrue(entity.getId().floatValue() == entity2.getId().floatValue());
        Assert.assertEquals(entity.getName(), entity2.getName());
    }

    public static class Entity {

Reported by PMD.

Potential violation of Law of Demeter (method chain calls)
Design

Line: 30 

                      ParserConfig config = new ParserConfig();

        Entity entity2 = JSON.parseObject(text, Entity.class, config, 0);
        Assert.assertTrue(entity.getId().floatValue() == entity2.getId().floatValue());
        Assert.assertEquals(entity.getName(), entity2.getName());
    }

    public static class Entity {

Reported by PMD.

Potential violation of Law of Demeter (object not created locally)
Design

Line: 31 

              
        Entity entity2 = JSON.parseObject(text, Entity.class, config, 0);
        Assert.assertTrue(entity.getId().floatValue() == entity2.getId().floatValue());
        Assert.assertEquals(entity.getName(), entity2.getName());
    }

    public static class Entity {

        private final Float  id;

Reported by PMD.

src/test/java/com/alibaba/json/bvt/writeClassName/WriteClassNameTest_Collection.java
10 issues
System.out.println is used
Design

Line: 22 

                      A a = new A();
        a.setList(Collections.singletonList(new B()));
        String text = JSON.toJSONString(a, SerializerFeature.WriteClassName);
        System.out.println(text);
        Assert.assertEquals("{\"@type\":\"com.alibaba.json.bvt.writeClassName.WriteClassNameTest_Collection$A\",\"list\":[{}]}",
                            text);

        A a1 = (A) JSON.parse(text);

Reported by PMD.

JUnit 4 tests that set up tests should use the @Before annotation, JUnit5 tests should use @BeforeEach or @BeforeAll
Design

Line: 14 

              import com.alibaba.fastjson.serializer.SerializerFeature;

public class WriteClassNameTest_Collection extends TestCase {
    protected void setUp() throws Exception {
        com.alibaba.fastjson.parser.ParserConfig.global.addAccept("com.alibaba.json.bvt.writeClassName.WriteClassNameTest_Collection");
    }

    public void test_list() throws Exception {
        A a = new A();

Reported by PMD.

Potential violation of Law of Demeter (static property access)
Design

Line: 15 

              
public class WriteClassNameTest_Collection extends TestCase {
    protected void setUp() throws Exception {
        com.alibaba.fastjson.parser.ParserConfig.global.addAccept("com.alibaba.json.bvt.writeClassName.WriteClassNameTest_Collection");
    }

    public void test_list() throws Exception {
        A a = new A();
        a.setList(Collections.singletonList(new B()));

Reported by PMD.

JUnit 4 tests that execute tests should use the @Test annotation, JUnit 5 tests should use @Test, @RepeatedTest, @TestFactory, @TestTemplate or @ParameterizedTest
Design

Line: 18 

                      com.alibaba.fastjson.parser.ParserConfig.global.addAccept("com.alibaba.json.bvt.writeClassName.WriteClassNameTest_Collection");
    }

    public void test_list() throws Exception {
        A a = new A();
        a.setList(Collections.singletonList(new B()));
        String text = JSON.toJSONString(a, SerializerFeature.WriteClassName);
        System.out.println(text);
        Assert.assertEquals("{\"@type\":\"com.alibaba.json.bvt.writeClassName.WriteClassNameTest_Collection$A\",\"list\":[{}]}",

Reported by PMD.

Potential violation of Law of Demeter (method chain calls)
Design

Line: 28 

              
        A a1 = (A) JSON.parse(text);

        Assert.assertEquals(1, a1.getList().size());
        Assert.assertTrue(a1.getList().iterator().next() instanceof B);
    }

    private static class A {

Reported by PMD.

Potential violation of Law of Demeter (object not created locally)
Design

Line: 28 

              
        A a1 = (A) JSON.parse(text);

        Assert.assertEquals(1, a1.getList().size());
        Assert.assertTrue(a1.getList().iterator().next() instanceof B);
    }

    private static class A {

Reported by PMD.

Potential violation of Law of Demeter (object not created locally)
Design

Line: 29 

                      A a1 = (A) JSON.parse(text);

        Assert.assertEquals(1, a1.getList().size());
        Assert.assertTrue(a1.getList().iterator().next() instanceof B);
    }

    private static class A {

        private Collection<B> list;

Reported by PMD.

Potential violation of Law of Demeter (method chain calls)
Design

Line: 29 

                      A a1 = (A) JSON.parse(text);

        Assert.assertEquals(1, a1.getList().size());
        Assert.assertTrue(a1.getList().iterator().next() instanceof B);
    }

    private static class A {

        private Collection<B> list;

Reported by PMD.

Potential violation of Law of Demeter (method chain calls)
Design

Line: 29 

                      A a1 = (A) JSON.parse(text);

        Assert.assertEquals(1, a1.getList().size());
        Assert.assertTrue(a1.getList().iterator().next() instanceof B);
    }

    private static class A {

        private Collection<B> list;

Reported by PMD.

Avoid unused imports such as 'com.alibaba.fastjson.parser.ParserConfig'
Design

Line: 6 

              import java.util.Collection;
import java.util.Collections;

import com.alibaba.fastjson.parser.ParserConfig;
import org.junit.Assert;
import junit.framework.TestCase;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.serializer.SerializerFeature;

Reported by PMD.

src/test/java/com/alibaba/json/bvt/writeClassName/MapTest.java
10 issues
System.out.println is used
Design

Line: 25 

                      
        String text = JSON.toJSONString(vo, SerializerFeature.WriteClassName);
        
        System.out.println(text);
        
        VO vo2 = (VO) JSON.parse(text);
        
        Assert.assertEquals(vo.getValue(), vo2.getValue());
    }

Reported by PMD.

System.out.println is used
Design

Line: 39 

                      
        String text = JSON.toJSONString(vo, SerializerFeature.WriteClassName);
        
        System.out.println(text);
        
        VO vo2 = (VO) JSON.parse(text);
        
        Assert.assertEquals(vo.getValue(), vo2.getValue());
    }

Reported by PMD.

JUnit 4 tests that set up tests should use the @Before annotation, JUnit5 tests should use @BeforeEach or @BeforeAll
Design

Line: 15 

              import com.alibaba.fastjson.serializer.SerializerFeature;

public class MapTest extends TestCase {
    protected void setUp() throws Exception {
        ParserConfig.global.addAccept("com.alibaba.json.bvt.writeClassName.MapTest");
    }

    public void test_map() throws Exception {
        VO vo = new VO();

Reported by PMD.

Potential violation of Law of Demeter (static property access)
Design

Line: 16 

              
public class MapTest extends TestCase {
    protected void setUp() throws Exception {
        ParserConfig.global.addAccept("com.alibaba.json.bvt.writeClassName.MapTest");
    }

    public void test_map() throws Exception {
        VO vo = new VO();
        vo.getValue().put("1", "AA");

Reported by PMD.

JUnit 4 tests that execute tests should use the @Test annotation, JUnit 5 tests should use @Test, @RepeatedTest, @TestFactory, @TestTemplate or @ParameterizedTest
Design

Line: 19 

                      ParserConfig.global.addAccept("com.alibaba.json.bvt.writeClassName.MapTest");
    }

    public void test_map() throws Exception {
        VO vo = new VO();
        vo.getValue().put("1", "AA");
        
        String text = JSON.toJSONString(vo, SerializerFeature.WriteClassName);

Reported by PMD.

Potential violation of Law of Demeter (method chain calls)
Design

Line: 21 

              
    public void test_map() throws Exception {
        VO vo = new VO();
        vo.getValue().put("1", "AA");
        
        String text = JSON.toJSONString(vo, SerializerFeature.WriteClassName);
        
        System.out.println(text);

Reported by PMD.

Potential violation of Law of Demeter (object not created locally)
Design

Line: 29 

                      
        VO vo2 = (VO) JSON.parse(text);
        
        Assert.assertEquals(vo.getValue(), vo2.getValue());
    }
    
    public void test_map_2() throws Exception {
        VO vo = new VO();
        vo.setValue(new TreeMap<String, Object>());

Reported by PMD.

JUnit 4 tests that execute tests should use the @Test annotation, JUnit 5 tests should use @Test, @RepeatedTest, @TestFactory, @TestTemplate or @ParameterizedTest
Design

Line: 32 

                      Assert.assertEquals(vo.getValue(), vo2.getValue());
    }
    
    public void test_map_2() throws Exception {
        VO vo = new VO();
        vo.setValue(new TreeMap<String, Object>());
        vo.getValue().put("1", "AA");
        
        String text = JSON.toJSONString(vo, SerializerFeature.WriteClassName);

Reported by PMD.

Potential violation of Law of Demeter (method chain calls)
Design

Line: 35 

                  public void test_map_2() throws Exception {
        VO vo = new VO();
        vo.setValue(new TreeMap<String, Object>());
        vo.getValue().put("1", "AA");
        
        String text = JSON.toJSONString(vo, SerializerFeature.WriteClassName);
        
        System.out.println(text);

Reported by PMD.

Potential violation of Law of Demeter (object not created locally)
Design

Line: 43 

                      
        VO vo2 = (VO) JSON.parse(text);
        
        Assert.assertEquals(vo.getValue(), vo2.getValue());
    }

    private static class VO {

        private Map<String, Object> value = new HashMap<String, Object>();

Reported by PMD.

src/test/java/com/alibaba/json/bvt/serializer/ProxyTest2.java
10 issues
System.out.println is used
Design

Line: 15 

                  public void test_0() throws Exception {
        Model model = JSON.parseObject("{\"id\":1001}", Model.class);
        Model model2 = JSON.parseObject("{\"id\":1001}", Model.class);
        System.out.println(model.getId());

//        System.out.println(model.getClass());
//        System.out.println(model2.getClass());

        assertEquals("{\"id\":1001}", JSON.toJSONString(model));

Reported by PMD.

JUnit 4 tests that execute tests should use the @Test annotation, JUnit 5 tests should use @Test, @RepeatedTest, @TestFactory, @TestTemplate or @ParameterizedTest
Design

Line: 12 

               * Created by wenshao on 07/08/2017.
 */
public class ProxyTest2 extends TestCase {
    public void test_0() throws Exception {
        Model model = JSON.parseObject("{\"id\":1001}", Model.class);
        Model model2 = JSON.parseObject("{\"id\":1001}", Model.class);
        System.out.println(model.getId());

//        System.out.println(model.getClass());

Reported by PMD.

Unit tests should not contain more than 1 assert(s).
Design

Line: 12 

               * Created by wenshao on 07/08/2017.
 */
public class ProxyTest2 extends TestCase {
    public void test_0() throws Exception {
        Model model = JSON.parseObject("{\"id\":1001}", Model.class);
        Model model2 = JSON.parseObject("{\"id\":1001}", Model.class);
        System.out.println(model.getId());

//        System.out.println(model.getClass());

Reported by PMD.

The String literal '{\'id\':1001}' appears 4 times in this file; the first occurrence is on line 13
Error

Line: 13 

               */
public class ProxyTest2 extends TestCase {
    public void test_0() throws Exception {
        Model model = JSON.parseObject("{\"id\":1001}", Model.class);
        Model model2 = JSON.parseObject("{\"id\":1001}", Model.class);
        System.out.println(model.getId());

//        System.out.println(model.getClass());
//        System.out.println(model2.getClass());

Reported by PMD.

Avoid unused local variables such as 'model2'.
Design

Line: 14 

              public class ProxyTest2 extends TestCase {
    public void test_0() throws Exception {
        Model model = JSON.parseObject("{\"id\":1001}", Model.class);
        Model model2 = JSON.parseObject("{\"id\":1001}", Model.class);
        System.out.println(model.getId());

//        System.out.println(model.getClass());
//        System.out.println(model2.getClass());

Reported by PMD.

Potential violation of Law of Demeter (object not created locally)
Design

Line: 15 

                  public void test_0() throws Exception {
        Model model = JSON.parseObject("{\"id\":1001}", Model.class);
        Model model2 = JSON.parseObject("{\"id\":1001}", Model.class);
        System.out.println(model.getId());

//        System.out.println(model.getClass());
//        System.out.println(model2.getClass());

        assertEquals("{\"id\":1001}", JSON.toJSONString(model));

Reported by PMD.

JUnit assertions should include a message
Design

Line: 20 

              //        System.out.println(model.getClass());
//        System.out.println(model2.getClass());

        assertEquals("{\"id\":1001}", JSON.toJSONString(model));
        assertEquals("{\"id\":1001}", JSON.toJSONString(model));

    }

    public static interface Model {

Reported by PMD.

JUnit assertions should include a message
Design

Line: 21 

              //        System.out.println(model2.getClass());

        assertEquals("{\"id\":1001}", JSON.toJSONString(model));
        assertEquals("{\"id\":1001}", JSON.toJSONString(model));

    }

    public static interface Model {
        int getId();

Reported by PMD.

Avoid unused imports such as 'java.lang.reflect.Proxy'
Design

Line: 6 

              import com.alibaba.fastjson.JSON;
import junit.framework.TestCase;

import java.lang.reflect.Proxy;

/**
 * Created by wenshao on 07/08/2017.
 */
public class ProxyTest2 extends TestCase {

Reported by PMD.

Found 'DU'-anomaly for variable 'model2' (lines '14'-'23').
Error

Line: 14 

              public class ProxyTest2 extends TestCase {
    public void test_0() throws Exception {
        Model model = JSON.parseObject("{\"id\":1001}", Model.class);
        Model model2 = JSON.parseObject("{\"id\":1001}", Model.class);
        System.out.println(model.getId());

//        System.out.println(model.getClass());
//        System.out.println(model2.getClass());

Reported by PMD.

src/main/java/com/alibaba/fastjson/serializer/JSONLibDataFormatSerializer.java
10 issues
Potential violation of Law of Demeter (static property access)
Design

Line: 17 

                  @SuppressWarnings("deprecation")
    public void write(JSONSerializer serializer, Object object, Object fieldName, Type fieldType, int features) throws IOException {
    	if (object == null) {
    		serializer.out.writeNull();
    		return;
    	}
    	
        Date date = (Date) object;

Reported by PMD.

Potential violation of Law of Demeter (object not created locally)
Design

Line: 24 

                      Date date = (Date) object;
       
        JSONObject json = new JSONObject();
        json.put("date", date.getDate());
        json.put("day", date.getDay());
        json.put("hours", date.getHours());
        json.put("minutes", date.getMinutes());
        json.put("month", date.getMonth());
        json.put("seconds", date.getSeconds());

Reported by PMD.

Potential violation of Law of Demeter (object not created locally)
Design

Line: 25 

                     
        JSONObject json = new JSONObject();
        json.put("date", date.getDate());
        json.put("day", date.getDay());
        json.put("hours", date.getHours());
        json.put("minutes", date.getMinutes());
        json.put("month", date.getMonth());
        json.put("seconds", date.getSeconds());
        json.put("time", date.getTime());

Reported by PMD.

Potential violation of Law of Demeter (object not created locally)
Design

Line: 26 

                      JSONObject json = new JSONObject();
        json.put("date", date.getDate());
        json.put("day", date.getDay());
        json.put("hours", date.getHours());
        json.put("minutes", date.getMinutes());
        json.put("month", date.getMonth());
        json.put("seconds", date.getSeconds());
        json.put("time", date.getTime());
        json.put("timezoneOffset", date.getTimezoneOffset());

Reported by PMD.

Potential violation of Law of Demeter (object not created locally)
Design

Line: 27 

                      json.put("date", date.getDate());
        json.put("day", date.getDay());
        json.put("hours", date.getHours());
        json.put("minutes", date.getMinutes());
        json.put("month", date.getMonth());
        json.put("seconds", date.getSeconds());
        json.put("time", date.getTime());
        json.put("timezoneOffset", date.getTimezoneOffset());
        json.put("year", date.getYear());

Reported by PMD.

Potential violation of Law of Demeter (object not created locally)
Design

Line: 28 

                      json.put("day", date.getDay());
        json.put("hours", date.getHours());
        json.put("minutes", date.getMinutes());
        json.put("month", date.getMonth());
        json.put("seconds", date.getSeconds());
        json.put("time", date.getTime());
        json.put("timezoneOffset", date.getTimezoneOffset());
        json.put("year", date.getYear());

Reported by PMD.

Potential violation of Law of Demeter (object not created locally)
Design

Line: 29 

                      json.put("hours", date.getHours());
        json.put("minutes", date.getMinutes());
        json.put("month", date.getMonth());
        json.put("seconds", date.getSeconds());
        json.put("time", date.getTime());
        json.put("timezoneOffset", date.getTimezoneOffset());
        json.put("year", date.getYear());

        serializer.write(json);

Reported by PMD.

Potential violation of Law of Demeter (object not created locally)
Design

Line: 30 

                      json.put("minutes", date.getMinutes());
        json.put("month", date.getMonth());
        json.put("seconds", date.getSeconds());
        json.put("time", date.getTime());
        json.put("timezoneOffset", date.getTimezoneOffset());
        json.put("year", date.getYear());

        serializer.write(json);
    }

Reported by PMD.

Potential violation of Law of Demeter (object not created locally)
Design

Line: 31 

                      json.put("month", date.getMonth());
        json.put("seconds", date.getSeconds());
        json.put("time", date.getTime());
        json.put("timezoneOffset", date.getTimezoneOffset());
        json.put("year", date.getYear());

        serializer.write(json);
    }
}

Reported by PMD.

Potential violation of Law of Demeter (object not created locally)
Design

Line: 32 

                      json.put("seconds", date.getSeconds());
        json.put("time", date.getTime());
        json.put("timezoneOffset", date.getTimezoneOffset());
        json.put("year", date.getYear());

        serializer.write(json);
    }
}

Reported by PMD.