1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
|
/*
* 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.
*/
/*
* This file is available under and governed by the GNU General Public
* License version 2 only, as published by the Free Software Foundation.
* However, the following notice accompanied the original version of this
* file:
*
* Written by Doug Lea and Martin Buchholz with assistance from
* members of JCP JSR-166 Expert Group and released to the public
* domain, as explained at
* http://creativecommons.org/publicdomain/zero/1.0/
*/
package test.java.util.concurrent.tck;
import java.util.concurrent.LinkedBlockingQueue;
import java.util.Spliterator;
import junit.framework.Test;
import junit.framework.TestSuite;
public class LinkedBlockingQueue8Test extends JSR166TestCase {
public static void main(String[] args) {
main(suite(), args);
}
public static Test suite() {
return newTestSuite(LinkedBlockingQueue8Test.class);
}
/**
* Spliterator.getComparator always throws IllegalStateException
*/
public void testSpliterator_getComparator() {
assertThrows(IllegalStateException.class,
() -> new LinkedBlockingQueue().spliterator().getComparator());
}
/**
* Spliterator characteristics are as advertised
*/
public void testSpliterator_characteristics() {
LinkedBlockingQueue q = new LinkedBlockingQueue();
Spliterator s = q.spliterator();
int characteristics = s.characteristics();
int required = Spliterator.CONCURRENT
| Spliterator.NONNULL
| Spliterator.ORDERED;
assertEquals(required, characteristics & required);
assertTrue(s.hasCharacteristics(required));
assertEquals(0, characteristics
& (Spliterator.DISTINCT
| Spliterator.IMMUTABLE
| Spliterator.SORTED));
}
}
|
