From 635e41ea181c5fee8860a7044c84ae3557b51189 Mon Sep 17 00:00:00 2001 From: Benedikt Ritter Date: Sun, 9 Nov 2014 12:47:12 +0000 Subject: =?UTF-8?q?LANG-1052:=20Multiline=20recursive=20to=20string=20styl?= =?UTF-8?q?e.=20This=20fixes=20#34=20from=20github.=20Thanks=20to=20Jan=20?= =?UTF-8?q?Mat=C3=A8rne.?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit git-svn-id: https://svn.apache.org/repos/asf/commons/proper/lang/trunk@1637671 13f79535-47bb-0310-9956-ffa450edef68 --- .../MultilineRecursiveToStringStyleTest.java | 264 +++++++++++++++++++++ 1 file changed, 264 insertions(+) create mode 100644 src/test/java/org/apache/commons/lang3/builder/MultilineRecursiveToStringStyleTest.java (limited to 'src/test/java/org/apache/commons/lang3/builder/MultilineRecursiveToStringStyleTest.java') diff --git a/src/test/java/org/apache/commons/lang3/builder/MultilineRecursiveToStringStyleTest.java b/src/test/java/org/apache/commons/lang3/builder/MultilineRecursiveToStringStyleTest.java new file mode 100644 index 000000000..abf64f005 --- /dev/null +++ b/src/test/java/org/apache/commons/lang3/builder/MultilineRecursiveToStringStyleTest.java @@ -0,0 +1,264 @@ +/* + * 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.Assert.*; + +import java.util.ArrayList; +import java.util.List; + +import org.apache.commons.lang3.SystemUtils; +import org.junit.Test; + +/** + * @version $Id$ + */ +public class MultilineRecursiveToStringStyleTest { + + private final String BR = SystemUtils.LINE_SEPARATOR; + + @Test + public void simpleObject() { + Transaction tx = new Transaction("2014.10.15", 100); + String expected = getClassPrefix(tx) + "[" + BR + + " amount=100.0," + BR + + " date=2014.10.15" + BR + + "]"; + assertEquals(expected, toString(tx)); + } + + @Test + public void nestedElements() { + Customer customer = new Customer("Douglas Adams"); + Bank bank = new Bank("ASF Bank"); + customer.bank = bank; + String exp = getClassPrefix(customer) + "[" + BR + + " name=Douglas Adams," + BR + + " bank=" + getClassPrefix(bank) + "[" + BR + + " name=ASF Bank" + BR + + " ]," + BR + + " accounts=" + BR + + "]"; + assertEquals(exp, toString(customer)); + } + + @Test + public void nestedAndArray() { + Account acc = new Account(); + Transaction tx1 = new Transaction("2014.10.14", 100); + Transaction tx2 = new Transaction("2014.10.15", 50); + acc.transactions.add(tx1); + acc.transactions.add(tx2); + String expected = getClassPrefix(acc) + "[" + BR + + " owner=," + BR + + " transactions=" + getClassPrefix(acc.transactions) + "{" + BR + + " " + getClassPrefix(tx1) + "[" + BR + + " amount=100.0," + BR + + " date=2014.10.14" + BR + + " ]," + BR + + " " + getClassPrefix(tx2) + "[" + BR + + " amount=50.0," + BR + + " date=2014.10.15" + BR + + " ]" + BR + + " }" + BR + + "]"; + assertEquals(expected, toString(acc)); + } + + @Test + public void noArray() { + WithArrays wa = new WithArrays(); + String exp = getClassPrefix(wa) + "[" + BR + + " boolArray=," + BR + + " charArray=," + BR + + " intArray=," + BR + + " doubleArray=," + BR + + " longArray=," + BR + + " stringArray=" + BR + + "]"; + assertEquals(exp, toString(wa)); + } + + @Test + public void boolArray() { + WithArrays wa = new WithArrays(); + wa.boolArray = new boolean[] { true, false, true }; + String exp = getClassPrefix(wa) + "[" + BR + + " boolArray={" + BR + + " true," + BR + + " false," + BR + + " true" + BR + + " }," + BR + + " charArray=," + BR + + " intArray=," + BR + + " doubleArray=," + BR + + " longArray=," + BR + + " stringArray=" + BR + + "]"; + assertEquals(exp, toString(wa)); + } + + @Test + public void charArray() { + WithArrays wa = new WithArrays(); + wa.charArray = new char[] { 'a', 'A' }; + String exp = getClassPrefix(wa) + "[" + BR + + " boolArray=," + BR + + " charArray={" + BR + + " a," + BR + + " A" + BR + + " }," + BR + + " intArray=," + BR + + " doubleArray=," + BR + + " longArray=," + BR + + " stringArray=" + BR + + "]"; + assertEquals(exp, toString(wa)); + } + + @Test + public void intArray() { + WithArrays wa = new WithArrays(); + wa.intArray = new int[] { 1, 2 }; + String exp = getClassPrefix(wa) + "[" + BR + + " boolArray=," + BR + + " charArray=," + BR + + " intArray={" + BR + + " 1," + BR + + " 2" + BR + + " }," + BR + + " doubleArray=," + BR + + " longArray=," + BR + + " stringArray=" + BR + + "]"; + assertEquals(exp, toString(wa)); + } + + @Test + public void doubleArray() { + WithArrays wa = new WithArrays(); + wa.doubleArray = new double[] { 1, 2 }; + String exp = getClassPrefix(wa) + "[" + BR + + " boolArray=," + BR + + " charArray=," + BR + + " intArray=," + BR + + " doubleArray={" + BR + + " 1.0," + BR + + " 2.0" + BR + + " }," + BR + + " longArray=," + BR + + " stringArray=" + BR + + "]"; + assertEquals(exp, toString(wa)); + } + + @Test + public void longArray() { + WithArrays wa = new WithArrays(); + wa.longArray = new long[] { 1L, 2L }; + String exp = getClassPrefix(wa) + "[" + BR + + " boolArray=," + BR + + " charArray=," + BR + + " intArray=," + BR + + " doubleArray=," + BR + + " longArray={" + BR + + " 1," + BR + + " 2" + BR + + " }," + BR + + " stringArray=" + BR + + "]"; + assertEquals(exp, toString(wa)); + } + + @Test + public void stringArray() { + WithArrays wa = new WithArrays(); + wa.stringArray = new String[] { "a", "A" }; + String exp = getClassPrefix(wa) + "[" + BR + + " boolArray=," + BR + + " charArray=," + BR + + " intArray=," + BR + + " doubleArray=," + BR + + " longArray=," + BR + + " stringArray={" + BR + + " a," + BR + + " A" + BR + + " }" + BR + + "]"; + assertEquals(exp, toString(wa)); + } + + private String getClassPrefix(Object object) { + return object.getClass().getName() + "@" + Integer.toHexString(System.identityHashCode(object)); + } + + private String toString(Object object) { + return new ReflectionToStringBuilder(object, new MultilineRecursiveToStringStyle()).toString(); + } + + static class WithArrays { + boolean[] boolArray; + char[] charArray; + int[] intArray; + double[] doubleArray; + long[] longArray; + String[] stringArray; + } + + static class Bank { + String name; + + public Bank(String name) { + this.name = name; + } + } + + static class Customer { + String name; + Bank bank; + List accounts; + + public Customer(String name) { + this.name = name; + } + } + + static class Account { + Customer owner; + List transactions = new ArrayList(); + + public double getBalance() { + double balance = 0; + for (Transaction tx : transactions) { + balance += tx.amount; + } + return balance; + } + } + + static class Transaction { + double amount; + String date; + + public Transaction(String datum, double betrag) { + this.date = datum; + this.amount = betrag; + } + } + +} -- cgit v1.2.3