/* * 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.lang; import java.lang.reflect.Modifier; import junit.framework.Test; import junit.framework.TestCase; import junit.framework.TestSuite; import junit.textui.TestRunner; /** * Unit tests {@link org.apache.commons.lang.CharSet}. * * @author Stephen Colebourne * @author Phil Steitz * @version $Id: CharSetTest.java 534588 2007-05-02 18:46:07Z bayard $ */ public class CharSetTest extends TestCase { public CharSetTest(String name) { super(name); } public static void main(String[] args) { TestRunner.run(suite()); } public static Test suite() { TestSuite suite = new TestSuite(CharSetTest.class); suite.setName("CharSet Tests"); return suite; } protected void setUp() throws Exception { super.setUp(); } protected void tearDown() throws Exception { super.tearDown(); } //----------------------------------------------------------------------- public void testClass() { assertEquals(true, Modifier.isPublic(CharSet.class.getModifiers())); assertEquals(false, Modifier.isFinal(CharSet.class.getModifiers())); } //----------------------------------------------------------------------- public void testGetInstance() { assertSame(CharSet.EMPTY, CharSet.getInstance( (String) null)); assertSame(CharSet.EMPTY, CharSet.getInstance("")); assertSame(CharSet.ASCII_ALPHA, CharSet.getInstance("a-zA-Z")); assertSame(CharSet.ASCII_ALPHA, CharSet.getInstance("A-Za-z")); assertSame(CharSet.ASCII_ALPHA_LOWER, CharSet.getInstance("a-z")); assertSame(CharSet.ASCII_ALPHA_UPPER, CharSet.getInstance("A-Z")); assertSame(CharSet.ASCII_NUMERIC, CharSet.getInstance("0-9")); } //----------------------------------------------------------------------- public void testGetInstance_Stringarray() { assertEquals(null, CharSet.getInstance((String[]) null)); assertEquals("[]", CharSet.getInstance(new String[0]).toString()); assertEquals("[]", CharSet.getInstance(new String[] {null}).toString()); assertEquals("[a-e]", CharSet.getInstance(new String[] {"a-e"}).toString()); } //----------------------------------------------------------------------- public void testConstructor_String_simple() { CharSet set; CharRange[] array; set = CharSet.getInstance((String) null); array = set.getCharRanges(); assertEquals("[]", set.toString()); assertEquals(0, array.length); set = CharSet.getInstance(""); array = set.getCharRanges(); assertEquals("[]", set.toString()); assertEquals(0, array.length); set = CharSet.getInstance("a"); array = set.getCharRanges(); assertEquals("[a]", set.toString()); assertEquals(1, array.length); assertEquals("a", array[0].toString()); set = CharSet.getInstance("^a"); array = set.getCharRanges(); assertEquals("[^a]", set.toString()); assertEquals(1, array.length); assertEquals("^a", array[0].toString()); set = CharSet.getInstance("a-e"); array = set.getCharRanges(); assertEquals("[a-e]", set.toString()); assertEquals(1, array.length); assertEquals("a-e", array[0].toString()); set = CharSet.getInstance("^a-e"); array = set.getCharRanges(); assertEquals("[^a-e]", set.toString()); assertEquals(1, array.length); assertEquals("^a-e", array[0].toString()); } public void testConstructor_String_combo() { CharSet set; CharRange[] array; set = CharSet.getInstance("abc"); array = set.getCharRanges(); assertEquals(3, array.length); assertEquals(true, ArrayUtils.contains(array, new CharRange('a'))); assertEquals(true, ArrayUtils.contains(array, new CharRange('b'))); assertEquals(true, ArrayUtils.contains(array, new CharRange('c'))); set = CharSet.getInstance("a-ce-f"); array = set.getCharRanges(); assertEquals(2, array.length); assertEquals(true, ArrayUtils.contains(array, new CharRange('a', 'c'))); assertEquals(true, ArrayUtils.contains(array, new CharRange('e', 'f'))); set = CharSet.getInstance("ae-f"); array = set.getCharRanges(); assertEquals(2, array.length); assertEquals(true, ArrayUtils.contains(array, new CharRange('a'))); assertEquals(true, ArrayUtils.contains(array, new CharRange('e', 'f'))); set = CharSet.getInstance("e-fa"); array = set.getCharRanges(); assertEquals(2, array.length); assertEquals(true, ArrayUtils.contains(array, new CharRange('a'))); assertEquals(true, ArrayUtils.contains(array, new CharRange('e', 'f'))); set = CharSet.getInstance("ae-fm-pz"); array = set.getCharRanges(); assertEquals(4, array.length); assertEquals(true, ArrayUtils.contains(array, new CharRange('a'))); assertEquals(true, ArrayUtils.contains(array, new CharRange('e', 'f'))); assertEquals(true, ArrayUtils.contains(array, new CharRange('m', 'p'))); assertEquals(true, ArrayUtils.contains(array, new CharRange('z'))); } public void testConstructor_String_comboNegated() { CharSet set; CharRange[] array; set = CharSet.getInstance("^abc"); array = set.getCharRanges(); assertEquals(3, array.length); assertEquals(true, ArrayUtils.contains(array, new CharRange('a', 'a', true))); assertEquals(true, ArrayUtils.contains(array, new CharRange('b'))); assertEquals(true, ArrayUtils.contains(array, new CharRange('c'))); set = CharSet.getInstance("b^ac"); array = set.getCharRanges(); assertEquals(3, array.length); assertEquals(true, ArrayUtils.contains(array, new CharRange('b'))); assertEquals(true, ArrayUtils.contains(array, new CharRange('a', 'a', true))); assertEquals(true, ArrayUtils.contains(array, new CharRange('c'))); set = CharSet.getInstance("db^ac"); array = set.getCharRanges(); assertEquals(4, array.length); assertEquals(true, ArrayUtils.contains(array, new CharRange('d'))); assertEquals(true, ArrayUtils.contains(array, new CharRange('b'))); assertEquals(true, ArrayUtils.contains(array, new CharRange('a', 'a', true))); assertEquals(true, ArrayUtils.contains(array, new CharRange('c'))); set = CharSet.getInstance("^b^a"); array = set.getCharRanges(); assertEquals(2, array.length); assertEquals(true, ArrayUtils.contains(array, new CharRange('b', 'b', true))); assertEquals(true, ArrayUtils.contains(array, new CharRange('a', 'a', true))); set = CharSet.getInstance("b^a-c^z"); array = set.getCharRanges(); assertEquals(3, array.length); assertEquals(true, ArrayUtils.contains(array, new CharRange('a', 'c', true))); assertEquals(true, ArrayUtils.contains(array, new CharRange('z', 'z', true))); assertEquals(true, ArrayUtils.contains(array, new CharRange('b'))); } public void testConstructor_String_oddDash() { CharSet set; CharRange[] array; set = CharSet.getInstance("-"); array = set.getCharRanges(); assertEquals(1, array.length); assertEquals(true, ArrayUtils.contains(array, new CharRange('-'))); set = CharSet.getInstance("--"); array = set.getCharRanges(); assertEquals(1, array.length); assertEquals(true, ArrayUtils.contains(array, new CharRange('-'))); set = CharSet.getInstance("---"); array = set.getCharRanges(); assertEquals(1, array.length); assertEquals(true, ArrayUtils.contains(array, new CharRange('-'))); set = CharSet.getInstance("----"); array = set.getCharRanges(); assertEquals(1, array.length); assertEquals(true, ArrayUtils.contains(array, new CharRange('-'))); set = CharSet.getInstance("-a"); array = set.getCharRanges(); assertEquals(2, array.length); assertEquals(true, ArrayUtils.contains(array, new CharRange('-'))); assertEquals(true, ArrayUtils.contains(array, new CharRange('a'))); set = CharSet.getInstance("a-"); array = set.getCharRanges(); assertEquals(2, array.length); assertEquals(true, ArrayUtils.contains(array, new CharRange('a'))); assertEquals(true, ArrayUtils.contains(array, new CharRange('-'))); set = CharSet.getInstance("a--"); array = set.getCharRanges(); assertEquals(1, array.length); assertEquals(true, ArrayUtils.contains(array, new CharRange('a', '-'))); set = CharSet.getInstance("--a"); array = set.getCharRanges(); assertEquals(1, array.length); assertEquals(true, ArrayUtils.contains(array, new CharRange('-', 'a'))); } public void testConstructor_String_oddNegate() { CharSet set; CharRange[] array; set = CharSet.getInstance("^"); array = set.getCharRanges(); assertEquals(1, array.length); assertEquals(true, ArrayUtils.contains(array, new CharRange('^'))); // "^" set = CharSet.getInstance("^^"); array = set.getCharRanges(); assertEquals(1, array.length); assertEquals(true, ArrayUtils.contains(array, new CharRange('^', '^', true))); // "^^" set = CharSet.getInstance("^^^"); array = set.getCharRanges(); assertEquals(2, array.length); assertEquals(true, ArrayUtils.contains(array, new CharRange('^', '^', true))); // "^^" assertEquals(true, ArrayUtils.contains(array, new CharRange('^', '^'))); // "^" set = CharSet.getInstance("^^^^"); array = set.getCharRanges(); assertEquals(1, array.length); assertEquals(true, ArrayUtils.contains(array, new CharRange('^', '^', true))); // "^^" x2 set = CharSet.getInstance("a^"); array = set.getCharRanges(); assertEquals(2, array.length); assertEquals(true, ArrayUtils.contains(array, new CharRange('a'))); // "a" assertEquals(true, ArrayUtils.contains(array, new CharRange('^'))); // "^" set = CharSet.getInstance("^a-"); array = set.getCharRanges(); assertEquals(2, array.length); assertEquals(true, ArrayUtils.contains(array, new CharRange('a', 'a', true))); // "^a" assertEquals(true, ArrayUtils.contains(array, new CharRange('-'))); // "-" set = CharSet.getInstance("^^-c"); array = set.getCharRanges(); assertEquals(1, array.length); assertEquals(true, ArrayUtils.contains(array, new CharRange('^', 'c', true))); // "^^-c" set = CharSet.getInstance("^c-^"); array = set.getCharRanges(); assertEquals(1, array.length); assertEquals(true, ArrayUtils.contains(array, new CharRange('c', '^', true))); // "^c-^" set = CharSet.getInstance("^c-^d"); array = set.getCharRanges(); assertEquals(2, array.length); assertEquals(true, ArrayUtils.contains(array, new CharRange('c', '^', true))); // "^c-^" assertEquals(true, ArrayUtils.contains(array, new CharRange('d'))); // "d" set = CharSet.getInstance("^^-"); array = set.getCharRanges(); assertEquals(2, array.length); assertEquals(true, ArrayUtils.contains(array, new CharRange('^', '^', true))); // "^^" assertEquals(true, ArrayUtils.contains(array, new CharRange('-'))); // "-" } public void testConstructor_String_oddCombinations() { CharSet set; CharRange[] array = null; set = CharSet.getInstance("a-^c"); array = set.getCharRanges(); assertEquals(true, ArrayUtils.contains(array, new CharRange('a', '^'))); // "a-^" assertEquals(true, ArrayUtils.contains(array, new CharRange('c'))); // "c" assertEquals(false, set.contains('b')); assertEquals(true, set.contains('^')); assertEquals(true, set.contains('_')); // between ^ and a assertEquals(true, set.contains('c')); set = CharSet.getInstance("^a-^c"); array = set.getCharRanges(); assertEquals(true, ArrayUtils.contains(array, new CharRange('a', '^', true))); // "^a-^" assertEquals(true, ArrayUtils.contains(array, new CharRange('c'))); // "c" assertEquals(true, set.contains('b')); assertEquals(false, set.contains('^')); assertEquals(false, set.contains('_')); // between ^ and a set = CharSet.getInstance("a- ^-- "); //contains everything array = set.getCharRanges(); assertEquals(true, ArrayUtils.contains(array, new CharRange('a', ' '))); // "a- " assertEquals(true, ArrayUtils.contains(array, new CharRange('-', ' ', true))); // "^-- " assertEquals(true, set.contains('#')); assertEquals(true, set.contains('^')); assertEquals(true, set.contains('a')); assertEquals(true, set.contains('*')); assertEquals(true, set.contains('A')); set = CharSet.getInstance("^-b"); array = set.getCharRanges(); assertEquals(true, ArrayUtils.contains(array, new CharRange('^','b'))); // "^-b" assertEquals(true, set.contains('b')); assertEquals(true, set.contains('_')); // between ^ and a assertEquals(false, set.contains('A')); assertEquals(true, set.contains('^')); set = CharSet.getInstance("b-^"); array = set.getCharRanges(); assertEquals(true, ArrayUtils.contains(array, new CharRange('^','b'))); // "b-^" assertEquals(true, set.contains('b')); assertEquals(true, set.contains('^')); assertEquals(true, set.contains('a')); // between ^ and b assertEquals(false, set.contains('c')); } //----------------------------------------------------------------------- public void testEquals_Object() { CharSet abc = CharSet.getInstance("abc"); CharSet abc2 = CharSet.getInstance("abc"); CharSet atoc = CharSet.getInstance("a-c"); CharSet atoc2 = CharSet.getInstance("a-c"); CharSet notatoc = CharSet.getInstance("^a-c"); CharSet notatoc2 = CharSet.getInstance("^a-c"); assertEquals(false, abc.equals(null)); assertEquals(true, abc.equals(abc)); assertEquals(true, abc.equals(abc2)); assertEquals(false, abc.equals(atoc)); assertEquals(false, abc.equals(notatoc)); assertEquals(false, atoc.equals(abc)); assertEquals(true, atoc.equals(atoc)); assertEquals(true, atoc.equals(atoc2)); assertEquals(false, atoc.equals(notatoc)); assertEquals(false, notatoc.equals(abc)); assertEquals(false, notatoc.equals(atoc)); assertEquals(true, notatoc.equals(notatoc)); assertEquals(true, notatoc.equals(notatoc2)); } public void testHashCode() { CharSet abc = CharSet.getInstance("abc"); CharSet abc2 = CharSet.getInstance("abc"); CharSet atoc = CharSet.getInstance("a-c"); CharSet atoc2 = CharSet.getInstance("a-c"); CharSet notatoc = CharSet.getInstance("^a-c"); CharSet notatoc2 = CharSet.getInstance("^a-c"); assertEquals(abc.hashCode(), abc.hashCode()); assertEquals(abc.hashCode(), abc2.hashCode()); assertEquals(atoc.hashCode(), atoc.hashCode()); assertEquals(atoc.hashCode(), atoc2.hashCode()); assertEquals(notatoc.hashCode(), notatoc.hashCode()); assertEquals(notatoc.hashCode(), notatoc2.hashCode()); } //----------------------------------------------------------------------- public void testContains_Char() { CharSet btod = CharSet.getInstance("b-d"); CharSet dtob = CharSet.getInstance("d-b"); CharSet bcd = CharSet.getInstance("bcd"); CharSet bd = CharSet.getInstance("bd"); CharSet notbtod = CharSet.getInstance("^b-d"); assertEquals(false, btod.contains('a')); assertEquals(true, btod.contains('b')); assertEquals(true, btod.contains('c')); assertEquals(true, btod.contains('d')); assertEquals(false, btod.contains('e')); assertEquals(false, bcd.contains('a')); assertEquals(true, bcd.contains('b')); assertEquals(true, bcd.contains('c')); assertEquals(true, bcd.contains('d')); assertEquals(false, bcd.contains('e')); assertEquals(false, bd.contains('a')); assertEquals(true, bd.contains('b')); assertEquals(false, bd.contains('c')); assertEquals(true, bd.contains('d')); assertEquals(false, bd.contains('e')); assertEquals(true, notbtod.contains('a')); assertEquals(false, notbtod.contains('b')); assertEquals(false, notbtod.contains('c')); assertEquals(false, notbtod.contains('d')); assertEquals(true, notbtod.contains('e')); assertEquals(false, dtob.contains('a')); assertEquals(true, dtob.contains('b')); assertEquals(true, dtob.contains('c')); assertEquals(true, dtob.contains('d')); assertEquals(false, dtob.contains('e')); CharRange[] array = dtob.getCharRanges(); assertEquals("[b-d]", dtob.toString()); assertEquals(1, array.length); } //----------------------------------------------------------------------- public void testSerialization() { CharSet set = CharSet.getInstance("a"); assertEquals(set, SerializationUtils.clone(set)); set = CharSet.getInstance("a-e"); assertEquals(set, SerializationUtils.clone(set)); set = CharSet.getInstance("be-f^a-z"); assertEquals(set, SerializationUtils.clone(set)); } //----------------------------------------------------------------------- public void testStatics() { CharRange[] array; array = CharSet.EMPTY.getCharRanges(); assertEquals(0, array.length); array = CharSet.ASCII_ALPHA.getCharRanges(); assertEquals(2, array.length); assertEquals(true, ArrayUtils.contains(array, new CharRange('a', 'z'))); assertEquals(true, ArrayUtils.contains(array, new CharRange('A', 'Z'))); array = CharSet.ASCII_ALPHA_LOWER.getCharRanges(); assertEquals(1, array.length); assertEquals(true, ArrayUtils.contains(array, new CharRange('a', 'z'))); array = CharSet.ASCII_ALPHA_UPPER.getCharRanges(); assertEquals(1, array.length); assertEquals(true, ArrayUtils.contains(array, new CharRange('A', 'Z'))); array = CharSet.ASCII_NUMERIC.getCharRanges(); assertEquals(1, array.length); assertEquals(true, ArrayUtils.contains(array, new CharRange('0', '9'))); } }