| /* |
| * Copyright (c) 1997, 2016, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* |
| * @test |
| * @library /java/text/testlib |
| * @summary test for Character Iterator |
| */ |
| |
| /* |
| * |
| * |
| * (C) Copyright Taligent, Inc. 1996, 1997 - All Rights Reserved |
| * (C) Copyright IBM Corp. 1996 - 1998 - All Rights Reserved |
| * |
| * Portions copyright (c) 2007 Sun Microsystems, Inc. |
| * All Rights Reserved. |
| * |
| * The original version of this source code and documentation |
| * is copyrighted and owned by Taligent, Inc., a wholly-owned |
| * subsidiary of IBM. These materials are provided under terms |
| * of a License Agreement between Taligent and Sun. This technology |
| * is protected by multiple US and International patents. |
| * |
| * This notice and attribution to Taligent may not be removed. |
| * Taligent is a registered trademark of Taligent, Inc. |
| * |
| * Permission to use, copy, modify, and distribute this software |
| * and its documentation for NON-COMMERCIAL purposes and without |
| * fee is hereby granted provided that this copyright notice |
| * appears in all copies. Please refer to the file "copyright.html" |
| * for further important copyright and licensing information. |
| * |
| * SUN MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF |
| * THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED |
| * TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A |
| * PARTICULAR PURPOSE, OR NON-INFRINGEMENT. SUN SHALL NOT BE LIABLE FOR |
| * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR |
| * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. |
| * |
| */ |
| |
| import java.text.*; |
| |
| public class CharacterIteratorTest extends IntlTest { |
| public static void main(String[] args) throws Exception { |
| new CharacterIteratorTest().run(args); |
| } |
| |
| public CharacterIteratorTest() { |
| } |
| |
| public void TestConstructionAndEquality() { |
| String testText = "Now is the time for all good men to come to the aid of their country."; |
| String testText2 = "Don't bother using this string."; |
| |
| CharacterIterator test1 = new StringCharacterIterator(testText); |
| CharacterIterator test2 = new StringCharacterIterator(testText, 5); |
| CharacterIterator test3 = new StringCharacterIterator(testText, 2, 20, 5); |
| CharacterIterator test4 = new StringCharacterIterator(testText2); |
| CharacterIterator test5 = (CharacterIterator)test1.clone(); |
| |
| if (test1.equals(test2) || test1.equals(test3) || test1.equals(test4)) |
| errln("Construation or equals() failed: Two unequal iterators tested equal"); |
| |
| if (!test1.equals(test5)) |
| errln("clone() or equals() failed: Two clones tested unequal"); |
| |
| if (test1.hashCode() == test2.hashCode() || test1.hashCode() == test3.hashCode() |
| || test1.hashCode() == test4.hashCode()) |
| errln("hash() failed: different objects have same hash code"); |
| |
| if (test1.hashCode() != test5.hashCode()) |
| errln("hash() failed: identical objects have different hash codes"); |
| |
| test1.setIndex(5); |
| if (!test1.equals(test2) || test1.equals(test5)) |
| errln("setIndex() failed"); |
| } |
| |
| public void TestIteration() { |
| String text = "Now is the time for all good men to come to the aid of their country."; |
| |
| CharacterIterator iter = new StringCharacterIterator(text, 5); |
| |
| if (iter.current() != text.charAt(5)) |
| errln("Iterator didn't start out in the right place."); |
| |
| char c = iter.first(); |
| int i = 0; |
| |
| if (iter.getBeginIndex() != 0 || iter.getEndIndex() != text.length()) |
| errln("getBeginIndex() or getEndIndex() failed"); |
| |
| logln("Testing forward iteration..."); |
| do { |
| if (c == CharacterIterator.DONE && i != text.length()) |
| errln("Iterator reached end prematurely"); |
| else if (c != text.charAt(i)) |
| errln("Character mismatch at position " + i + ", iterator has " + c + |
| ", string has " + text.charAt(c)); |
| |
| if (iter.current() != c) |
| errln("current() isn't working right"); |
| if (iter.getIndex() != i) |
| errln("getIndex() isn't working right"); |
| |
| if (c != CharacterIterator.DONE) { |
| c = iter.next(); |
| i++; |
| } |
| } while (c != CharacterIterator.DONE); |
| |
| c = iter.last(); |
| i = text.length() - 1; |
| |
| logln("Testing backward iteration..."); |
| do { |
| if (c == CharacterIterator.DONE && i >= 0) |
| errln("Iterator reached end prematurely"); |
| else if (c != text.charAt(i)) |
| errln("Character mismatch at position " + i + ", iterator has " + c + |
| ", string has " + text.charAt(c)); |
| |
| if (iter.current() != c) |
| errln("current() isn't working right"); |
| if (iter.getIndex() != i) |
| errln("getIndex() isn't working right"); |
| |
| if (c != CharacterIterator.DONE) { |
| c = iter.previous(); |
| i--; |
| } |
| } while (c != CharacterIterator.DONE); |
| |
| iter = new StringCharacterIterator(text, 5, 15, 10); |
| if (iter.getBeginIndex() != 5 || iter.getEndIndex() != 15) |
| errln("creation of a restricted-range iterator failed"); |
| |
| if (iter.getIndex() != 10 || iter.current() != text.charAt(10)) |
| errln("starting the iterator in the middle didn't work"); |
| |
| c = iter.first(); |
| i = 5; |
| |
| logln("Testing forward iteration over a range..."); |
| do { |
| if (c == CharacterIterator.DONE && i != 15) |
| errln("Iterator reached end prematurely"); |
| else if (c != text.charAt(i)) |
| errln("Character mismatch at position " + i + ", iterator has " + c + |
| ", string has " + text.charAt(c)); |
| |
| if (iter.current() != c) |
| errln("current() isn't working right"); |
| if (iter.getIndex() != i) |
| errln("getIndex() isn't working right"); |
| |
| if (c != CharacterIterator.DONE) { |
| c = iter.next(); |
| i++; |
| } |
| } while (c != CharacterIterator.DONE); |
| |
| c = iter.last(); |
| i = 14; |
| |
| logln("Testing backward iteration over a range..."); |
| do { |
| if (c == CharacterIterator.DONE && i >= 5) |
| errln("Iterator reached end prematurely"); |
| else if (c != text.charAt(i)) |
| errln("Character mismatch at position " + i + ", iterator has " + c + |
| ", string has " + text.charAt(c)); |
| |
| if (iter.current() != c) |
| errln("current() isn't working right"); |
| if (iter.getIndex() != i) |
| errln("getIndex() isn't working right"); |
| |
| if (c != CharacterIterator.DONE) { |
| c = iter.previous(); |
| i--; |
| } |
| } while (c != CharacterIterator.DONE); |
| } |
| |
| /** |
| * @bug 4082050 4078261 4078255 |
| */ |
| public void TestPathologicalCases() { |
| String text = "This is only a test."; |
| |
| /* |
| This test is commented out until API-change approval for bug #4082050 goes through. |
| // test for bug #4082050 (don't get an error if begin == end, even though all |
| // operations on the iterator will cause exceptions) |
| // [I actually fixed this so that you CAN create an iterator with begin == end, |
| // but all operations on it return DONE.] |
| CharacterIterator iter = new StringCharacterIterator(text, 5, 5, 5); |
| if (iter.first() != CharacterIterator.DONE |
| || iter.next() != CharacterIterator.DONE |
| || iter.last() != CharacterIterator.DONE |
| || iter.previous() != CharacterIterator.DONE |
| || iter.current() != CharacterIterator.DONE |
| || iter.getIndex() != 5) |
| errln("Got something other than DONE when performing operations on an empty StringCharacterIterator"); |
| */ |
| CharacterIterator iter = null; |
| |
| // if we try to construct a StringCharacterIterator with an endIndex that's off |
| // the end of the String under iterator, we're supposed to get an |
| // IllegalArgumentException |
| boolean gotException = false; |
| try { |
| iter = new StringCharacterIterator(text, 5, 100, 5); |
| } |
| catch (IllegalArgumentException e) { |
| gotException = true; |
| } |
| if (!gotException) |
| errln("StringCharacterIterator didn't throw an exception when given an invalid substring range."); |
| |
| // test for bug #4078255 (getting wrong value from next() when we're at the end |
| // of the string) |
| iter = new StringCharacterIterator(text); |
| int expectedIndex = iter.getEndIndex(); |
| int actualIndex; |
| |
| iter.last(); |
| actualIndex = iter.getIndex(); |
| if (actualIndex != expectedIndex - 1) |
| errln("last() failed: expected " + (expectedIndex - 1) + ", got " + actualIndex); |
| |
| iter.next(); |
| actualIndex = iter.getIndex(); |
| if (actualIndex != expectedIndex) |
| errln("next() after last() failed: expected " + expectedIndex + ", got " + actualIndex); |
| |
| iter.next(); |
| actualIndex = iter.getIndex(); |
| if (actualIndex != expectedIndex) |
| errln("second next() after last() failed: expected " + expectedIndex + ", got " + actualIndex); |
| } |
| |
| /* |
| * @bug 4123771 4051073 |
| * #4123771 is actually a duplicate of bug #4051073, which was fixed some time ago, but |
| * no one ever added a regression test for it. |
| */ |
| public void TestBug4123771() { |
| String text = "Some string for testing"; |
| StringCharacterIterator iter = new StringCharacterIterator(text); |
| int index = iter.getEndIndex(); |
| try { |
| char c = iter.setIndex(index); |
| } |
| catch (Exception e) { |
| System.out.println("method setIndex(int position) throws unexpected exception " + e); |
| System.out.println(" position: " + index); |
| System.out.println(" getEndIndex(): " + iter.getEndIndex()); |
| System.out.println(" text.length(): " + text.length()); |
| errln(""); // re-throw the exception through our test framework |
| } |
| } |
| } |