| /* |
| * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved. |
| * 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. |
| * |
| */ |
| |
| #include "precompiled.hpp" |
| #include "gc/parallel/psAdaptiveSizePolicy.hpp" |
| #include "utilities/macros.hpp" |
| #include "unittest.hpp" |
| |
| #if INCLUDE_PARALLELGC |
| |
| TEST_VM(gc, oldFreeSpaceCalculation) { |
| |
| struct TestCase { |
| size_t live; |
| uintx ratio; |
| size_t expectedResult; |
| }; |
| |
| TestCase test_cases[] = { |
| {100, 20, 25}, |
| {100, 50, 100}, |
| {100, 60, 150}, |
| {100, 75, 300}, |
| {400, 20, 100}, |
| {400, 50, 400}, |
| {400, 60, 600}, |
| {400, 75, 1200}, |
| }; |
| |
| size_t array_len = sizeof(test_cases) / sizeof(TestCase); |
| for (size_t i = 0; i < array_len; ++i) { |
| ASSERT_EQ(PSAdaptiveSizePolicy::calculate_free_based_on_live( |
| test_cases[i].live, test_cases[i].ratio), |
| test_cases[i].expectedResult) |
| << " Calculation of free memory failed" |
| << " - Test case " << i << ": live = " << test_cases[i].live |
| << "; ratio = " << test_cases[i].ratio; |
| } |
| } |
| #endif |
