/*
    * 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.commons.lang3.builder;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  
  import java.util.ArrayList;
  import java.util.HashMap;
  
  import org.apache.commons.lang3.AbstractLangTest;
  import org.junit.jupiter.api.AfterEach;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  
  /**
   * Unit tests {@link org.apache.commons.lang3.builder.RecursiveToStringStyleTest}.
   */
  public class RecursiveToStringStyleTest extends AbstractLangTest {
  
      static class Job {
          /**
           * Test String field.
           */
          String title;
      }
      static class Person {
          /**
           * Test String field.
           */
          String name;
  
          /**
           * Test integer field.
           */
          int age;
  
          /**
           * Test boolean field.
           */
          boolean smoker;
  
          /**
           * Test Object field.
           */
          Job job;
      }
  
      private final Integer base = Integer.valueOf(5);
  
      private final String baseStr = base.getClass().getName() + "@" + Integer.toHexString(System.identityHashCode(base));
  
      @BeforeEach
      public void setUp() {
          ToStringBuilder.setDefaultStyle(new RecursiveToStringStyle());
      }
  
      @AfterEach
      public void tearDown() {
          ToStringBuilder.setDefaultStyle(ToStringStyle.DEFAULT_STYLE);
      }
  
      @Test
      public void testAppendSuper() {
          assertEquals(baseStr + "[]", new ToStringBuilder(base).appendSuper("Integer@8888[]").toString());
          assertEquals(baseStr + "[<null>]", new ToStringBuilder(base).appendSuper("Integer@8888[<null>]").toString());
  
          assertEquals(baseStr + "[a=hello]", new ToStringBuilder(base).appendSuper("Integer@8888[]").append("a", "hello").toString());
          assertEquals(baseStr + "[<null>,a=hello]", new ToStringBuilder(base).appendSuper("Integer@8888[<null>]").append("a", "hello").toString());
          assertEquals(baseStr + "[a=hello]", new ToStringBuilder(base).appendSuper(null).append("a", "hello").toString());
      }
  
      @Test
      public void testBlank() {
          assertEquals(baseStr + "[]", new ToStringBuilder(base).toString());
      }
  
      @Test
      public void testLong() {
          assertEquals(baseStr + "[3]", new ToStringBuilder(base).append(3L).toString());
          assertEquals(baseStr + "[a=3]", new ToStringBuilder(base).append("a", 3L).toString());
          assertEquals(baseStr + "[a=3,b=4]", new ToStringBuilder(base).append("a", 3L).append("b", 4L).toString());
      }
  
      @Test
      public void testLongArray() {
         long[] array = {1, 2, -3, 4};
         assertEquals(baseStr + "[{1,2,-3,4}]", new ToStringBuilder(base).append(array).toString());
         assertEquals(baseStr + "[{1,2,-3,4}]", new ToStringBuilder(base).append((Object) array).toString());
         array = null;
         assertEquals(baseStr + "[<null>]", new ToStringBuilder(base).append(array).toString());
         assertEquals(baseStr + "[<null>]", new ToStringBuilder(base).append((Object) array).toString());
     }
 
     @Test
     public void testLongArrayArray() {
         long[][] array = {{1, 2}, null, {5}};
         assertEquals(baseStr + "[{{1,2},<null>,{5}}]", new ToStringBuilder(base).append(array).toString());
         assertEquals(baseStr + "[{{1,2},<null>,{5}}]", new ToStringBuilder(base).append((Object) array).toString());
         array = null;
         assertEquals(baseStr + "[<null>]", new ToStringBuilder(base).append(array).toString());
         assertEquals(baseStr + "[<null>]", new ToStringBuilder(base).append((Object) array).toString());
     }
 
     @Test
     public void testObject() {
         final Integer i3 = Integer.valueOf(3);
         final Integer i4 = Integer.valueOf(4);
         final ArrayList<Object> emptyList = new ArrayList<>();
 
         assertEquals(baseStr + "[<null>]", new ToStringBuilder(base).append((Object) null).toString());
         assertEquals(baseStr + "[3]", new ToStringBuilder(base).append(i3).toString());
         assertEquals(baseStr + "[a=<null>]", new ToStringBuilder(base).append("a", (Object) null).toString());
         assertEquals(baseStr + "[a=3]", new ToStringBuilder(base).append("a", i3).toString());
         assertEquals(baseStr + "[a=3,b=4]", new ToStringBuilder(base).append("a", i3).append("b", i4).toString());
         assertEquals(baseStr + "[a=<Integer>]", new ToStringBuilder(base).append("a", i3, false).toString());
         assertEquals(baseStr + "[a=<size=0>]", new ToStringBuilder(base).append("a", emptyList, false).toString());
         assertEquals(baseStr + "[a=java.util.ArrayList@" + Integer.toHexString(System.identityHashCode(emptyList)) + "{}]",
                 new ToStringBuilder(base).append("a", emptyList, true).toString());
         assertEquals(baseStr + "[a=<size=0>]", new ToStringBuilder(base).append("a", new HashMap<>(), false).toString());
         assertEquals(baseStr + "[a={}]", new ToStringBuilder(base).append("a", new HashMap<>(), true).toString());
         assertEquals(baseStr + "[a=<size=0>]", new ToStringBuilder(base).append("a", (Object) new String[0], false).toString());
         assertEquals(baseStr + "[a={}]", new ToStringBuilder(base).append("a", (Object) new String[0], true).toString());
     }
 
     @Test
     public void testObjectArray() {
         Object[] array = {null, base, new int[] {3, 6}};
         assertEquals(baseStr + "[{<null>,5,{3,6}}]", new ToStringBuilder(base).append(array).toString());
         assertEquals(baseStr + "[{<null>,5,{3,6}}]", new ToStringBuilder(base).append((Object) array).toString());
         array = null;
         assertEquals(baseStr + "[<null>]", new ToStringBuilder(base).append(array).toString());
         assertEquals(baseStr + "[<null>]", new ToStringBuilder(base).append((Object) array).toString());
     }
 
     @Test
     public void testPerson() {
         final Person p = new Person();
         p.name = "John Doe";
         p.age = 33;
         p.smoker = false;
         p.job = new Job();
         p.job.title = "Manager";
         final String pBaseStr = p.getClass().getName() + "@" + Integer.toHexString(System.identityHashCode(p));
         final String pJobStr  = p.job.getClass().getName() + "@" + Integer.toHexString(System.identityHashCode(p.job));
         assertEquals(pBaseStr + "[age=33,job=" + pJobStr + "[title=Manager],name=John Doe,smoker=false]",
                      new ReflectionToStringBuilder(p, new RecursiveToStringStyle()).toString());
     }
 
 }