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comparison src/share/vm/utilities/chunkedList.cpp @ 20619:b12a2a9b05ca

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8056240: Investigate increased GC remark time after class unloading changes in CRM Fuse Reviewed-by: mgerdin, coleenp, bdelsart
author stefank
date Thu, 02 Oct 2014 10:55:36 +0200
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20618:7024b693c8f9 20619:b12a2a9b05ca
1 /*
2 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 #include "precompiled.hpp"
26 #include "utilities/chunkedList.hpp"
27 #include "utilities/debug.hpp"
28
29 /////////////// Unit tests ///////////////
30
31 #ifndef PRODUCT
32
33 template <typename T>
34 class TestChunkedList {
35 typedef ChunkedList<T, mtOther> ChunkedListT;
36
37 public:
38 static void testEmpty() {
39 ChunkedListT buffer;
40 assert(buffer.size() == 0, "assert");
41 }
42
43 static void testFull() {
44 ChunkedListT buffer;
45 for (uintptr_t i = 0; i < ChunkedListT::BufferSize; i++) {
46 buffer.push((T)i);
47 }
48 assert(buffer.size() == ChunkedListT::BufferSize, "assert");
49 assert(buffer.is_full(), "assert");
50 }
51
52 static void testSize() {
53 ChunkedListT buffer;
54 for (uintptr_t i = 0; i < ChunkedListT::BufferSize; i++) {
55 assert(buffer.size() == i, "assert");
56 buffer.push((T)i);
57 assert(buffer.size() == i + 1, "assert");
58 }
59 }
60
61 static void testClear() {
62 ChunkedListT buffer;
63
64 buffer.clear();
65 assert(buffer.size() == 0, "assert");
66
67 for (uintptr_t i = 0; i < ChunkedListT::BufferSize / 2; i++) {
68 buffer.push((T)i);
69 }
70 buffer.clear();
71 assert(buffer.size() == 0, "assert");
72
73 for (uintptr_t i = 0; i < ChunkedListT::BufferSize; i++) {
74 buffer.push((T)i);
75 }
76 buffer.clear();
77 assert(buffer.size() == 0, "assert");
78 }
79
80 static void testAt() {
81 ChunkedListT buffer;
82
83 for (uintptr_t i = 0; i < ChunkedListT::BufferSize; i++) {
84 buffer.push((T)i);
85 assert(buffer.at(i) == (T)i, "assert");
86 }
87
88 for (uintptr_t i = 0; i < ChunkedListT::BufferSize; i++) {
89 assert(buffer.at(i) == (T)i, "assert");
90 }
91 }
92
93 static void test() {
94 testEmpty();
95 testFull();
96 testSize();
97 testClear();
98 testAt();
99 }
100 };
101
102 class Metadata;
103
104 void TestChunkedList_test() {
105 TestChunkedList<Metadata*>::test();
106 TestChunkedList<size_t>::test();
107 }
108
109 #endif