1 /* |
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2 * Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 */ |
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23 |
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24 import java.util.Arrays; |
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25 import java.util.List; |
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26 import java.util.NoSuchElementException; |
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27 import java.util.PrimitiveIterator; |
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28 import java.util.Spliterator; |
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29 import java.util.stream.Collectors; |
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30 |
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31 import org.testng.annotations.Test; |
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32 |
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33 import static org.testng.Assert.*; |
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34 |
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35 /* |
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36 * @test |
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37 * @summary Unit test for CharSequence default methods |
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38 * @bug 8012665 8025002 |
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39 * @run testng DefaultTest |
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40 */ |
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41 |
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42 @Test(groups = "lib") |
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43 public class DefaultTest { |
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44 |
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45 @Test(expectedExceptions = NoSuchElementException.class) |
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46 public void testEmptyChars() { |
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47 PrimitiveIterator.OfInt s = "".chars().iterator(); |
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48 assertFalse(s.hasNext()); |
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49 int ch = s.nextInt(); |
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50 } |
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51 |
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52 public void testSimpleChars() { |
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53 List<Integer> list = "abc".chars().boxed().collect(Collectors.toList()); |
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54 assertEquals(list, Arrays.asList((int) 'a', (int) 'b', (int) 'c')); |
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55 } |
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56 |
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57 public void testCodePointsCharacteristics() { |
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58 Spliterator.OfInt s = "".codePoints().spliterator(); |
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59 assertFalse(s.hasCharacteristics(Spliterator.SIZED | Spliterator.SUBSIZED)); |
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60 assertTrue(s.hasCharacteristics(Spliterator.ORDERED)); |
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61 } |
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62 |
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63 @Test(expectedExceptions = NoSuchElementException.class) |
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64 public void testEmptyCodePoints() { |
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65 PrimitiveIterator.OfInt s = "".codePoints().iterator(); |
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66 assertFalse(s.hasNext()); |
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67 int cp = s.nextInt(); |
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68 } |
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69 |
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70 public void testSimpleCodePoints() { |
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71 List<Integer> list = "abc".codePoints().boxed().collect(Collectors.toList()); |
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72 assertEquals(list, Arrays.asList((int)'a', (int)'b', (int)'c')); |
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73 } |
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74 |
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75 public void testUndefCodePoints() { |
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76 List<Integer> list = "X\ufffeY".codePoints().boxed().collect(Collectors.toList()); |
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77 assertEquals(list, Arrays.asList((int)'X', 0xFFFE, (int)'Y')); |
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78 } |
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79 |
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80 public void testSurrogatePairing() { |
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81 // U+1D11E = MUSICAL SYMBOL G CLEF |
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82 // equivalent to surrogate pair U+D834 U+DD1E |
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83 List<Integer> list; |
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84 final int GCLEF = 0x1d11e; |
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85 |
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86 list = "\ud834\udd1e".codePoints().boxed().collect(Collectors.toList()); |
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87 assertEquals(list, Arrays.asList(GCLEF)); |
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88 list = "A\ud834\udd1e".codePoints().boxed().collect(Collectors.toList()); |
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89 assertEquals(list, Arrays.asList((int)'A', GCLEF)); |
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90 list = "\ud834\udd1eB".codePoints().boxed().collect(Collectors.toList()); |
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91 assertEquals(list, Arrays.asList(GCLEF, (int)'B')); |
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92 list = "X\ud834\udd1eY".codePoints().boxed().collect(Collectors.toList()); |
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93 assertEquals(list, Arrays.asList((int)'X', GCLEF, (int)'Y')); |
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94 } |
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95 |
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96 public void testUndefUnpaired() { |
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97 List<Integer> list = "W\udd1eX\ud834Y\ufffeZ".codePoints().boxed().collect(Collectors.toList()); |
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98 assertEquals(list, Arrays.asList( |
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99 (int)'W', 0xdd1e, (int)'X', 0xd834, (int)'Y', 0xfffe, (int)'Z')); |
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100 } |
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101 } |
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