| /* |
| * 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 "memory/resourceArea.hpp" |
| #include "utilities/bitMap.inline.hpp" |
| #include "unittest.hpp" |
| |
| class BitMapTest { |
| |
| template <class ResizableBitMapClass> |
| static void fillBitMap(ResizableBitMapClass& map) { |
| map.set_bit(1); |
| map.set_bit(3); |
| map.set_bit(17); |
| map.set_bit(512); |
| } |
| |
| template <class ResizableBitMapClass> |
| static void testResize(BitMap::idx_t start_size) { |
| ResourceMark rm; |
| |
| ResizableBitMapClass map(start_size); |
| map.resize(BITMAP_SIZE); |
| fillBitMap(map); |
| |
| ResizableBitMapClass map2(BITMAP_SIZE); |
| fillBitMap(map2); |
| EXPECT_TRUE(map.is_same(map2)) << "With start_size " << start_size; |
| } |
| |
| public: |
| const static BitMap::idx_t BITMAP_SIZE = 1024; |
| |
| |
| template <class ResizableBitMapClass> |
| static void testResizeGrow() { |
| testResize<ResizableBitMapClass>(0); |
| testResize<ResizableBitMapClass>(BITMAP_SIZE >> 3); |
| } |
| |
| template <class ResizableBitMapClass> |
| static void testResizeSame() { |
| testResize<ResizableBitMapClass>(BITMAP_SIZE); |
| } |
| |
| template <class ResizableBitMapClass> |
| static void testResizeShrink() { |
| testResize<ResizableBitMapClass>(BITMAP_SIZE * 2); |
| } |
| |
| template <class InitializableBitMapClass> |
| static void testInitialize() { |
| ResourceMark rm; |
| |
| InitializableBitMapClass map; |
| map.initialize(BITMAP_SIZE); |
| fillBitMap(map); |
| |
| InitializableBitMapClass map2(BITMAP_SIZE); |
| fillBitMap(map2); |
| EXPECT_TRUE(map.is_same(map2)); |
| } |
| |
| |
| static void testReinitialize(BitMap::idx_t init_size) { |
| ResourceMark rm; |
| |
| ResourceBitMap map(init_size); |
| map.reinitialize(BITMAP_SIZE); |
| fillBitMap(map); |
| |
| ResourceBitMap map2(BITMAP_SIZE); |
| fillBitMap(map2); |
| EXPECT_TRUE(map.is_same(map2)) << "With init_size " << init_size; |
| } |
| |
| }; |
| |
| TEST_VM(BitMap, resize_grow) { |
| BitMapTest::testResizeGrow<ResourceBitMap>(); |
| EXPECT_FALSE(HasFailure()) << "Failed on type ResourceBitMap"; |
| BitMapTest::testResizeGrow<CHeapBitMap>(); |
| EXPECT_FALSE(HasFailure()) << "Failed on type CHeapBitMap"; |
| } |
| |
| TEST_VM(BitMap, resize_shrink) { |
| BitMapTest::testResizeShrink<ResourceBitMap>(); |
| EXPECT_FALSE(HasFailure()) << "Failed on type ResourceBitMap"; |
| BitMapTest::testResizeShrink<CHeapBitMap>(); |
| EXPECT_FALSE(HasFailure()) << "Failed on type CHeapBitMap"; |
| } |
| |
| TEST_VM(BitMap, resize_same) { |
| BitMapTest::testResizeSame<ResourceBitMap>(); |
| EXPECT_FALSE(HasFailure()) << "Failed on type ResourceBitMap"; |
| BitMapTest::testResizeSame<CHeapBitMap>(); |
| EXPECT_FALSE(HasFailure()) << "Failed on type CHeapBitMap"; |
| } |
| |
| TEST_VM(BitMap, initialize) { |
| BitMapTest::testInitialize<ResourceBitMap>(); |
| EXPECT_FALSE(HasFailure()) << "Failed on type ResourceBitMap"; |
| BitMapTest::testInitialize<CHeapBitMap>(); |
| EXPECT_FALSE(HasFailure()) << "Failed on type CHeapBitMap"; |
| } |
| |
| TEST_VM(BitMap, reinitialize) { |
| BitMapTest::testReinitialize(0); |
| BitMapTest::testReinitialize(BitMapTest::BITMAP_SIZE >> 3); |
| BitMapTest::testReinitialize(BitMapTest::BITMAP_SIZE); |
| } |