RecursiveToStringStyleTest.java
/*
* 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
*
* https://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.math.BigDecimal;
import java.math.BigInteger;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.concurrent.atomic.AtomicLong;
import org.apache.commons.lang3.AbstractLangTest;
import org.apache.commons.lang3.mutable.MutableBoolean;
import org.apache.commons.lang3.mutable.MutableByte;
import org.apache.commons.lang3.mutable.MutableDouble;
import org.apache.commons.lang3.mutable.MutableFloat;
import org.apache.commons.lang3.mutable.MutableInt;
import org.apache.commons.lang3.mutable.MutableLong;
import org.apache.commons.lang3.mutable.MutableShort;
import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
/**
* Tests {@link org.apache.commons.lang3.builder.RecursiveToStringStyleTest}.
*/
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
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
void testAtomicsArray() {
assertEquals(baseStr + "[{<null>,5,{3,6}}]",
new ToStringBuilder(base).append(new Object[] { null, base, new AtomicLong[] { new AtomicLong(3), new AtomicLong(6) } }).toString());
assertEquals(baseStr + "[{<null>,5,{3,6}}]",
new ToStringBuilder(base).append(new Object[] { null, base, new AtomicInteger[] { new AtomicInteger(3), new AtomicInteger(6) } }).toString());
assertEquals(baseStr + "[{<null>,5,{true,false}}]",
new ToStringBuilder(base).append(new Object[] { null, base, new AtomicBoolean[] { new AtomicBoolean(true), new AtomicBoolean(false) } }).toString());
}
@Test
void testBigDecimal() {
assertEquals(baseStr + "[{<null>,5,{3,6}}]",
new ToStringBuilder(base).append(new Object[] { null, base, new BigDecimal[] { BigDecimal.valueOf(3), BigDecimal.valueOf(6) } }).toString());
assertEquals(baseStr + "[{<null>,5,{3.0,6.0}}]",
new ToStringBuilder(base).append(new Object[] { null, base, new BigDecimal[] { BigDecimal.valueOf(3.0), BigDecimal.valueOf(6.0) } }).toString());
}
@Test
void testBigInteger() {
assertEquals(baseStr + "[{<null>,5,{3,6}}]",
new ToStringBuilder(base).append(new Object[] { null, base, new BigInteger[] { BigInteger.valueOf(3), BigInteger.valueOf(6) } }).toString());
}
@Test
void testBlank() {
assertEquals(baseStr + "[]", new ToStringBuilder(base).toString());
}
@Test
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
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
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
void testMutableWrapperArray() {
assertEquals(baseStr + "[{<null>,5,{3,6}}]",
new ToStringBuilder(base).append(new Object[] { null, base, new MutableLong[] { new MutableLong(3), new MutableLong(6) } }).toString());
assertEquals(baseStr + "[{<null>,5,{3,6}}]",
new ToStringBuilder(base).append(new Object[] { null, base, new MutableInt[] { new MutableInt(3), new MutableInt(6) } }).toString());
assertEquals(baseStr + "[{<null>,5,{3,6}}]",
new ToStringBuilder(base).append(new Object[] { null, base, new MutableShort[] { new MutableShort(3), new MutableShort(6) } }).toString());
assertEquals(baseStr + "[{<null>,5,{3,6}}]",
new ToStringBuilder(base).append(new Object[] { null, base, new MutableByte[] { new MutableByte((byte) 3), new MutableByte((byte) 6) } }).toString());
assertEquals(baseStr + "[{<null>,5,{3.0,6.0}}]",
new ToStringBuilder(base).append(new Object[] { null, base, new MutableFloat[] { new MutableFloat(3f), new MutableFloat(6f) } }).toString());
assertEquals(baseStr + "[{<null>,5,{3.0,6.0}}]",
new ToStringBuilder(base).append(new Object[] { null, base, new MutableDouble[] { new MutableDouble(3d), new MutableDouble(6d) } }).toString());
assertEquals(baseStr + "[{<null>,5,{true,false}}]",
new ToStringBuilder(base).append(new Object[] { null, base, new MutableBoolean[] { new MutableBoolean(true), new MutableBoolean(false) } }).toString());
}
@Test
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
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
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 baseStr = p.getClass().getName() + "@" + Integer.toHexString(System.identityHashCode(p));
final String jobStr = p.job.getClass().getName() + "@" + Integer.toHexString(System.identityHashCode(p.job));
assertEquals(baseStr + "[age=33,job=" + jobStr + "[title=Manager],name=John Doe,smoker=false]",
new ReflectionToStringBuilder(p, new RecursiveToStringStyle()).toString());
}
@Test
void testPrimitiveWrapperArray() {
assertEquals(baseStr + "[{<null>,5,{3,6}}]", new ToStringBuilder(base).append(new Object[] { null, base, new Character[] { '3', '6' } }).toString());
assertEquals(baseStr + "[{<null>,5,{3,6}}]", new ToStringBuilder(base).append(new Object[] { null, base, new Long[] { 3L, 6L } }).toString());
assertEquals(baseStr + "[{<null>,5,{3,6}}]", new ToStringBuilder(base).append(new Object[] { null, base, new Integer[] { 3, 6 } }).toString());
assertEquals(baseStr + "[{<null>,5,{3,6}}]", new ToStringBuilder(base).append(new Object[] { null, base, new Short[] { 3, 6 } }).toString());
assertEquals(baseStr + "[{<null>,5,{3,6}}]", new ToStringBuilder(base).append(new Object[] { null, base, new Byte[] { 3, 6 } }).toString());
assertEquals(baseStr + "[{<null>,5,{3.0,6.0}}]", new ToStringBuilder(base).append(new Object[] { null, base, new Float[] { 3f, 6f } }).toString());
assertEquals(baseStr + "[{<null>,5,{3.0,6.0}}]", new ToStringBuilder(base).append(new Object[] { null, base, new Double[] { 3d, 6d } }).toString());
assertEquals(baseStr + "[{<null>,5,{true,false}}]",
new ToStringBuilder(base).append(new Object[] { null, base, new Boolean[] { true, false } }).toString());
}
}