102 lines
3.8 KiB
Java
102 lines
3.8 KiB
Java
/*
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* Copyright (c) 2012, 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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import java.util.Arrays;
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import java.util.List;
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import java.util.NoSuchElementException;
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import java.util.PrimitiveIterator;
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import java.util.Spliterator;
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import java.util.stream.Collectors;
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import org.testng.annotations.Test;
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import static org.testng.Assert.*;
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/*
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* @test
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* @summary Unit test for CharSequence default methods
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* @bug 8012665 8025002
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* @run testng DefaultTest
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*/
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@Test(groups = "lib")
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public class DefaultTest {
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@Test(expectedExceptions = NoSuchElementException.class)
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public void testEmptyChars() {
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PrimitiveIterator.OfInt s = "".chars().iterator();
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assertFalse(s.hasNext());
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int ch = s.nextInt();
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}
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public void testSimpleChars() {
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List<Integer> list = "abc".chars().boxed().collect(Collectors.toList());
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assertEquals(list, Arrays.asList((int) 'a', (int) 'b', (int) 'c'));
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}
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public void testCodePointsCharacteristics() {
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Spliterator.OfInt s = "".codePoints().spliterator();
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assertFalse(s.hasCharacteristics(Spliterator.SIZED | Spliterator.SUBSIZED));
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assertTrue(s.hasCharacteristics(Spliterator.ORDERED));
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}
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@Test(expectedExceptions = NoSuchElementException.class)
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public void testEmptyCodePoints() {
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PrimitiveIterator.OfInt s = "".codePoints().iterator();
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assertFalse(s.hasNext());
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int cp = s.nextInt();
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}
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public void testSimpleCodePoints() {
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List<Integer> list = "abc".codePoints().boxed().collect(Collectors.toList());
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assertEquals(list, Arrays.asList((int)'a', (int)'b', (int)'c'));
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}
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public void testUndefCodePoints() {
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List<Integer> list = "X\ufffeY".codePoints().boxed().collect(Collectors.toList());
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assertEquals(list, Arrays.asList((int)'X', 0xFFFE, (int)'Y'));
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}
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public void testSurrogatePairing() {
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// U+1D11E = MUSICAL SYMBOL G CLEF
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// equivalent to surrogate pair U+D834 U+DD1E
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List<Integer> list;
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final int GCLEF = 0x1d11e;
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list = "\ud834\udd1e".codePoints().boxed().collect(Collectors.toList());
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assertEquals(list, Arrays.asList(GCLEF));
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list = "A\ud834\udd1e".codePoints().boxed().collect(Collectors.toList());
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assertEquals(list, Arrays.asList((int)'A', GCLEF));
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list = "\ud834\udd1eB".codePoints().boxed().collect(Collectors.toList());
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assertEquals(list, Arrays.asList(GCLEF, (int)'B'));
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list = "X\ud834\udd1eY".codePoints().boxed().collect(Collectors.toList());
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assertEquals(list, Arrays.asList((int)'X', GCLEF, (int)'Y'));
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}
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public void testUndefUnpaired() {
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List<Integer> list = "W\udd1eX\ud834Y\ufffeZ".codePoints().boxed().collect(Collectors.toList());
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assertEquals(list, Arrays.asList(
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(int)'W', 0xdd1e, (int)'X', 0xd834, (int)'Y', 0xfffe, (int)'Z'));
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}
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}
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