test/hotspot/gtest/runtime/test_perfdata.cpp
author coleenp
Fri, 20 Jul 2018 14:52:11 -0400
changeset 51179 516acf6956a2
parent 47669 e362049c1cb8
permissions -rw-r--r--
8207359: Make SymbolTable increment_refcount disallow zero Summary: Use cmpxchg for non permanent symbol refcounting, and pack refcount and length into an int. Reviewed-by: gziemski, kbarrett, iklam

/*
 * Copyright (c) 2017, 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 "runtime/perfMemory.hpp"
#include "unittest.hpp"

class PerfMemoryTest : public ::testing::Test {
  public:
    static char* top() { return PerfMemory::_top; }
    static PerfDataPrologue* prologue() { return PerfMemory::_prologue; }
};

TEST_VM_F(PerfMemoryTest, destroy) {
  PerfMemory::destroy();

  ASSERT_NE(PerfMemory::start(), (char*)NULL) << "PerfMemory::_start should not be NULL";
  ASSERT_NE(PerfMemory::end(), (char*)NULL) << "PerfMemory::_end should not be NULL";
  ASSERT_NE(PerfMemoryTest::top(), (char*)NULL) << "PerfMemory::_top should not be NULL";
  ASSERT_NE(PerfMemoryTest::prologue(), (PerfDataPrologue*)NULL) << "PerfMemory::_prologue should not be NULL";
  ASSERT_NE(PerfMemory::capacity(), (size_t)0) << "PerfMemory::_capacity should not be 0";
}