1/*
2 * Copyright (c) 2016, 2018 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#include "precompiled.hpp"
25#include "memory/metaspace/chunkManager.hpp"
26#include "memory/metaspace/metaspaceCommon.hpp"
27
28// The test function is only available in debug builds
29#ifdef ASSERT
30
31#include "unittest.hpp"
32
33using namespace metaspace;
34
35TEST(ChunkManager, list_index) {
36
37 // Test previous bug where a query for a humongous class metachunk,
38 // incorrectly matched the non-class medium metachunk size.
39 {
40 ChunkManager manager(true);
41
42 ASSERT_TRUE(MediumChunk > ClassMediumChunk) << "Precondition for test";
43
44 ChunkIndex index = manager.list_index(MediumChunk);
45
46 ASSERT_TRUE(index == HumongousIndex) <<
47 "Requested size is larger than ClassMediumChunk,"
48 " so should return HumongousIndex. Got index: " << index;
49 }
50
51 // Check the specified sizes as well.
52 {
53 ChunkManager manager(true);
54 ASSERT_TRUE(manager.list_index(ClassSpecializedChunk) == SpecializedIndex);
55 ASSERT_TRUE(manager.list_index(ClassSmallChunk) == SmallIndex);
56 ASSERT_TRUE(manager.list_index(ClassMediumChunk) == MediumIndex);
57 ASSERT_TRUE(manager.list_index(ClassMediumChunk + ClassSpecializedChunk) == HumongousIndex);
58 }
59 {
60 ChunkManager manager(false);
61 ASSERT_TRUE(manager.list_index(SpecializedChunk) == SpecializedIndex);
62 ASSERT_TRUE(manager.list_index(SmallChunk) == SmallIndex);
63 ASSERT_TRUE(manager.list_index(MediumChunk) == MediumIndex);
64 ASSERT_TRUE(manager.list_index(MediumChunk + SpecializedChunk) == HumongousIndex);
65 }
66
67}
68
69#endif // ASSERT
70