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 33 using namespace metaspace::internals; 34 35 TEST(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