office-gobmx/o3tl/qa/test-vector_pool.cxx
Gabor Kelemen 7b5193e2ae Recheck modules [o-r]* with IWYU
See tdf#42949 for motivation

Change-Id: I6b4b05a5e59b256653c4caf5297fffd601b45083
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/128845
Tested-by: Jenkins
Reviewed-by: Thorsten Behrens <thorsten.behrens@allotropia.de>
2022-01-30 16:10:57 +01:00

88 lines
3 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <cppunit/TestAssert.h>
#include <cppunit/TestFixture.h>
#include <cppunit/extensions/HelperMacros.h>
#include <o3tl/vector_pool.hxx>
using namespace ::o3tl;
class vector_pool_test : public CppUnit::TestFixture
{
public:
void testPoolBasics()
{
vector_pool<int> aPool;
std::ptrdiff_t nIdx1 = aPool.alloc();
std::ptrdiff_t nIdx2 = aPool.alloc();
std::ptrdiff_t nIdx3 = aPool.alloc();
CPPUNIT_ASSERT_MESSAGE("allocator idx order 1", nIdx1 < nIdx2 );
CPPUNIT_ASSERT_MESSAGE("allocator idx order 2", nIdx2 < nIdx3 );
aPool.free(nIdx2);
aPool.free(nIdx3);
nIdx2 = aPool.alloc();
nIdx3 = aPool.alloc();
CPPUNIT_ASSERT_MESSAGE("allocator idx order 1 after fragmentation", nIdx1 < nIdx3 );
CPPUNIT_ASSERT_MESSAGE("allocator idx order 2 after fragmentation", nIdx3 < nIdx2 );
}
void testPoolValueSemantics()
{
vector_pool<int> aPool;
std::ptrdiff_t nIdx1 = aPool.store(0);
CPPUNIT_ASSERT_EQUAL_MESSAGE("allocator value semantics 1", 0, aPool.get(nIdx1) );
std::ptrdiff_t nIdx2 = aPool.store(1);
CPPUNIT_ASSERT_EQUAL_MESSAGE("allocator value semantics 2", 1, aPool.get(nIdx2) );
std::ptrdiff_t nIdx3 = aPool.store(2);
CPPUNIT_ASSERT_EQUAL_MESSAGE("allocator value semantics 3", 2, aPool.get(nIdx3) );
aPool.free(nIdx2);
aPool.free(nIdx3);
nIdx2 = aPool.store(1);
CPPUNIT_ASSERT_EQUAL_MESSAGE("allocator value semantics 2 after fragmentation", 1, aPool.get(nIdx2) );
nIdx3 = aPool.store(2);
CPPUNIT_ASSERT_EQUAL_MESSAGE("allocator value semantics 3 after fragmentation", 2, aPool.get(nIdx3) );
}
// Change the following lines only, if you add, remove or rename
// member functions of the current class,
// because these macros are need by auto register mechanism.
CPPUNIT_TEST_SUITE(vector_pool_test);
CPPUNIT_TEST(testPoolBasics);
CPPUNIT_TEST(testPoolValueSemantics);
CPPUNIT_TEST_SUITE_END();
};
CPPUNIT_TEST_SUITE_REGISTRATION(vector_pool_test);
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */