56 lines
1.8 KiB
C++
56 lines
1.8 KiB
C++
/*
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* Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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#include "precompiled.hpp"
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#include "gc/z/zLiveMap.inline.hpp"
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#include "unittest.hpp"
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class ZLiveMapTest : public ::testing::Test {
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protected:
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static void strongly_live_for_large_zpage() {
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// Large ZPages only have room for one object.
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ZLiveMap livemap(1);
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bool inc_live;
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uintptr_t object = 0u;
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// Mark the object strong.
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livemap.set(object, false /* finalizable */, inc_live);
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// Check that both bits are in the same segment.
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ASSERT_EQ(livemap.index_to_segment(0), livemap.index_to_segment(1));
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// Check that the object was marked.
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ASSERT_TRUE(livemap.get(0));
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// Check that the object was strongly marked.
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ASSERT_TRUE(livemap.get(1));
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ASSERT_TRUE(inc_live);
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}
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};
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TEST_F(ZLiveMapTest, strongly_live_for_large_zpage) {
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strongly_live_for_large_zpage();
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}
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