259 lines
12 KiB
Java
259 lines
12 KiB
Java
/*
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* Copyright (c) 1998, 2016, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/* @test
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* @bug 4139771
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* @summary test all aspects of AttributedString class
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*/
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import java.text.Annotation;
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import java.text.AttributedCharacterIterator;
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import java.text.AttributedCharacterIterator.Attribute;
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import java.text.AttributedString;
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import java.text.CharacterIterator;
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import java.util.HashSet;
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import java.util.Iterator;
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import java.util.Locale;
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import java.util.Map;
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import java.util.Map.Entry;
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import java.util.Set;
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public class AttributedStringTest {
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private static final String text = "Hello, world!";
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private static final Annotation hi = new Annotation("hi");
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private static final int[] array5_13 = {5, 13};
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private static final int[] array3_9_13 = {3, 9, 13};
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private static final int[] array5_9_13 = {5, 9, 13};
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private static final int[] array3_5_9_13 = {3, 5, 9, 13};
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private static final Attribute[] arrayLanguage = {Attribute.LANGUAGE};
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private static final Attribute[] arrayLanguageReading = {Attribute.LANGUAGE, Attribute.READING};
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private static final Set setLanguageReading = new HashSet();
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static {
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setLanguageReading.add(Attribute.LANGUAGE);
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setLanguageReading.add(Attribute.READING);
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}
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public static final void main(String argv[]) throws Exception {
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AttributedString string;
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AttributedCharacterIterator iterator;
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// create a string with text, but no attributes
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string = new AttributedString(text);
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iterator = string.getIterator();
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// make sure the text is there and attributes aren't
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checkIteratorText(iterator, text);
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if (!iterator.getAllAttributeKeys().isEmpty()) {
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throwException(iterator, "iterator provides attributes where none are defined");
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}
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// add an attribute to a subrange
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string.addAttribute(Attribute.LANGUAGE, Locale.ENGLISH, 3, 9);
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iterator = string.getIterator();
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// make sure the attribute is defined, and it's on the correct subrange
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checkIteratorAttributeKeys(iterator, arrayLanguage);
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checkIteratorSubranges(iterator, array3_9_13);
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checkIteratorAttribute(iterator, 0, Attribute.LANGUAGE, null);
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checkIteratorAttribute(iterator, 3, Attribute.LANGUAGE, Locale.ENGLISH);
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checkIteratorAttribute(iterator, 9, Attribute.LANGUAGE, null);
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// add an attribute to a subrange
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string.addAttribute(Attribute.READING, hi, 0, 5);
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iterator = string.getIterator();
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// make sure the attribute is defined, and it's on the correct subrange
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checkIteratorAttributeKeys(iterator, arrayLanguageReading);
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checkIteratorSubranges(iterator, array3_5_9_13);
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checkIteratorAttribute(iterator, 0, Attribute.READING, hi);
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checkIteratorAttribute(iterator, 3, Attribute.READING, hi);
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checkIteratorAttribute(iterator, 5, Attribute.READING, null);
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checkIteratorAttribute(iterator, 9, Attribute.READING, null);
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// make sure the first attribute wasn't adversely affected
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// in particular, we shouldn't see separate subranges (3,5) and (5,9).
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checkIteratorSubranges(iterator, Attribute.LANGUAGE, array3_9_13);
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checkIteratorAttribute(iterator, 0, Attribute.LANGUAGE, null);
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checkIteratorAttribute(iterator, 3, Attribute.LANGUAGE, Locale.ENGLISH);
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checkIteratorAttribute(iterator, 5, Attribute.LANGUAGE, Locale.ENGLISH);
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checkIteratorAttribute(iterator, 9, Attribute.LANGUAGE, null);
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// for the entire set of attributes, we expect four subranges
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checkIteratorSubranges(iterator, setLanguageReading, array3_5_9_13);
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// redefine the language attribute so that both language and reading are continuous from 0 to 5
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string.addAttribute(Attribute.LANGUAGE, Locale.US, 0, 5);
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iterator = string.getIterator();
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// make sure attributes got changed and merged correctly
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checkIteratorAttributeKeys(iterator, arrayLanguageReading);
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checkIteratorSubranges(iterator, array3_5_9_13);
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checkIteratorSubranges(iterator, Attribute.LANGUAGE, array5_9_13);
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checkIteratorSubranges(iterator, Attribute.READING, array5_13);
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checkIteratorSubranges(iterator, setLanguageReading, array5_9_13);
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checkIteratorAttribute(iterator, 0, Attribute.LANGUAGE, Locale.US);
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checkIteratorAttribute(iterator, 3, Attribute.LANGUAGE, Locale.US);
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checkIteratorAttribute(iterator, 5, Attribute.LANGUAGE, Locale.ENGLISH);
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checkIteratorAttribute(iterator, 9, Attribute.LANGUAGE, null);
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// make sure an annotation is only returned if its range is contained in the iterator's range
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iterator = string.getIterator(null, 3, 5);
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checkIteratorAttribute(iterator, 3, Attribute.READING, null);
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checkIteratorAttribute(iterator, 5, Attribute.READING, null);
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iterator = string.getIterator(null, 0, 4);
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checkIteratorAttribute(iterator, 0, Attribute.READING, null);
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checkIteratorAttribute(iterator, 3, Attribute.READING, null);
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iterator = string.getIterator(null, 0, 5);
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checkIteratorAttribute(iterator, 0, Attribute.READING, hi);
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checkIteratorAttribute(iterator, 4, Attribute.READING, hi);
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checkIteratorAttribute(iterator, 5, Attribute.READING, null);
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}
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private static final void checkIteratorText(AttributedCharacterIterator iterator, String expectedText) throws Exception {
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if (iterator.getEndIndex() - iterator.getBeginIndex() != expectedText.length()) {
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throwException(iterator, "text length doesn't match between original text and iterator");
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}
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char c = iterator.first();
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for (int i = 0; i < expectedText.length(); i++) {
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if (c != expectedText.charAt(i)) {
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throwException(iterator, "text content doesn't match between original text and iterator");
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}
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c = iterator.next();
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}
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if (c != CharacterIterator.DONE) {
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throwException(iterator, "iterator text doesn't end with DONE");
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}
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}
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private static final void checkIteratorAttributeKeys(AttributedCharacterIterator iterator, Attribute[] expectedKeys) throws Exception {
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Set iteratorKeys = iterator.getAllAttributeKeys();
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if (iteratorKeys.size() != expectedKeys.length) {
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throwException(iterator, "number of keys returned by iterator doesn't match expectation");
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}
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for (int i = 0; i < expectedKeys.length; i++) {
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if (!iteratorKeys.contains(expectedKeys[i])) {
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throwException(iterator, "expected key wasn't found in iterator's key set");
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}
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}
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}
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private static final void checkIteratorSubranges(AttributedCharacterIterator iterator, int[] expectedLimits) throws Exception {
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int previous = 0;
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char c = iterator.first();
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for (int i = 0; i < expectedLimits.length; i++) {
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if (iterator.getRunStart() != previous || iterator.getRunLimit() != expectedLimits[i]) {
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throwException(iterator, "run boundaries are not as expected: " + iterator.getRunStart() + ", " + iterator.getRunLimit());
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}
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previous = expectedLimits[i];
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c = iterator.setIndex(previous);
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}
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if (c != CharacterIterator.DONE) {
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throwException(iterator, "iterator's run sequence doesn't end with DONE");
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}
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}
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private static final void checkIteratorSubranges(AttributedCharacterIterator iterator, Attribute key, int[] expectedLimits) throws Exception {
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int previous = 0;
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char c = iterator.first();
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for (int i = 0; i < expectedLimits.length; i++) {
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if (iterator.getRunStart(key) != previous || iterator.getRunLimit(key) != expectedLimits[i]) {
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throwException(iterator, "run boundaries are not as expected: " + iterator.getRunStart(key) + ", " + iterator.getRunLimit(key) + " for key " + key);
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}
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previous = expectedLimits[i];
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c = iterator.setIndex(previous);
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}
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if (c != CharacterIterator.DONE) {
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throwException(iterator, "iterator's run sequence doesn't end with DONE");
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}
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}
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private static final void checkIteratorSubranges(AttributedCharacterIterator iterator, Set keys, int[] expectedLimits) throws Exception {
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int previous = 0;
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char c = iterator.first();
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for (int i = 0; i < expectedLimits.length; i++) {
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if (iterator.getRunStart(keys) != previous || iterator.getRunLimit(keys) != expectedLimits[i]) {
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throwException(iterator, "run boundaries are not as expected: " + iterator.getRunStart(keys) + ", " + iterator.getRunLimit(keys) + " for keys " + keys);
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}
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previous = expectedLimits[i];
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c = iterator.setIndex(previous);
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}
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if (c != CharacterIterator.DONE) {
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throwException(iterator, "iterator's run sequence doesn't end with DONE");
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}
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}
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private static final void checkIteratorAttribute(AttributedCharacterIterator iterator, int index, Attribute key, Object expectedValue) throws Exception {
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iterator.setIndex(index);
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Object value = iterator.getAttribute(key);
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if (!((expectedValue == null && value == null) || (expectedValue != null && expectedValue.equals(value)))) {
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throwException(iterator, "iterator returns wrong attribute value - " + value + " instead of " + expectedValue);
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}
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value = iterator.getAttributes().get(key);
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if (!((expectedValue == null && value == null) || (expectedValue != null && expectedValue.equals(value)))) {
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throwException(iterator, "iterator's map returns wrong attribute value - " + value + " instead of " + expectedValue);
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}
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}
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private static final void throwException(AttributedCharacterIterator iterator, String details) throws Exception {
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dumpIterator(iterator);
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throw new Exception(details);
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}
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private static final void dumpIterator(AttributedCharacterIterator iterator) {
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Set attributeKeys = iterator.getAllAttributeKeys();
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System.out.print("All attributes: ");
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Iterator keyIterator = attributeKeys.iterator();
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while (keyIterator.hasNext()) {
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Attribute key = (Attribute) keyIterator.next();
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System.out.print(key);
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}
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for(char c = iterator.first(); c != CharacterIterator.DONE; c = iterator.next()) {
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if (iterator.getIndex() == iterator.getBeginIndex() ||
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iterator.getIndex() == iterator.getRunStart()) {
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System.out.println();
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Map attributes = iterator.getAttributes();
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Set entries = attributes.entrySet();
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Iterator attributeIterator = entries.iterator();
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while (attributeIterator.hasNext()) {
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Map.Entry entry = (Map.Entry) attributeIterator.next();
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System.out.print("<" + entry.getKey() + ": "
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+ entry.getValue() + ">");
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}
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}
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System.out.print(" ");
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System.out.print(c);
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}
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System.out.println();
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System.out.println("done");
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System.out.println();
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}
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}
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