171 lines
6 KiB
C++
171 lines
6 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#include "sal/config.h"
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#include "sal/precppunit.hxx"
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#include "cppunit/TestAssert.h"
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#include "cppunit/TestFixture.h"
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#include "cppunit/extensions/HelperMacros.h"
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#include <o3tl/heap_ptr.hxx>
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using o3tl::heap_ptr;
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class Help
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{
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public:
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explicit Help(
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int i_n )
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: n(i_n) { ++nInstanceCount_; }
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~Help() { --nInstanceCount_; }
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int Value() const { return n; }
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static int InstanceCount_() { return nInstanceCount_; }
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private:
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int n;
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static int nInstanceCount_;
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};
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int Help::nInstanceCount_ = 0;
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class heap_ptr_test : public CppUnit::TestFixture
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{
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public:
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void global()
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{
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// Construction
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heap_ptr<Help>
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t_empty;
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const heap_ptr<Help>
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t0( new Help(7000) );
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heap_ptr<Help>
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t1( new Help(10) );
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heap_ptr<Help>
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t2( new Help(20) );
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int nHelpCount = 3;
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CPPUNIT_ASSERT_MESSAGE("ctor1", ! t_empty.is());
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CPPUNIT_ASSERT_MESSAGE("ctor2", t0.is());
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CPPUNIT_ASSERT_MESSAGE("ctor3", (*t0).Value() == 7000 );
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CPPUNIT_ASSERT_MESSAGE("ctor4", t0->Value() == 7000 );
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CPPUNIT_ASSERT_MESSAGE("ctor5", t0.get() == t0.operator->() );
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CPPUNIT_ASSERT_MESSAGE("ctor6", t0.get() == &(*t0) );
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CPPUNIT_ASSERT_MESSAGE("ctor7", t1.is());
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CPPUNIT_ASSERT_MESSAGE("ctor8", (*t1).Value() == 10 );
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CPPUNIT_ASSERT_MESSAGE("ctor9", t1->Value() == 10 );
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CPPUNIT_ASSERT_MESSAGE("ctor10", t1.get() == t1.operator->() );
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CPPUNIT_ASSERT_MESSAGE("ctor11", t1.get() == &(*t1) );
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CPPUNIT_ASSERT_MESSAGE("ctor12", t2.operator*().Value() == 20);
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CPPUNIT_ASSERT_MESSAGE("ctor13", Help::InstanceCount_() == nHelpCount);
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// Operator safe_bool() / bool()
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CPPUNIT_ASSERT_MESSAGE("bool1", ! t_empty);
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CPPUNIT_ASSERT_MESSAGE("bool2", t0);
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CPPUNIT_ASSERT_MESSAGE("bool3", t1.is() == static_cast<bool>(t1));
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// Assignment, reset() and release()
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// Release
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Help * hp = t1.release();
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CPPUNIT_ASSERT_MESSAGE("release1", ! t1.is() );
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CPPUNIT_ASSERT_MESSAGE("release2", t1.get() == 0 );
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CPPUNIT_ASSERT_MESSAGE("release3", t1.operator->() == 0 );
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CPPUNIT_ASSERT_MESSAGE("release4", Help::InstanceCount_() == nHelpCount);
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// operator=()
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t_empty = hp;
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CPPUNIT_ASSERT_MESSAGE("assign1", t_empty.is() );
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CPPUNIT_ASSERT_MESSAGE("assign2", Help::InstanceCount_() == nHelpCount);
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t1 = t_empty.release();
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CPPUNIT_ASSERT_MESSAGE("assign3", t1.is() );
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CPPUNIT_ASSERT_MESSAGE("assign4", ! t_empty.is() );
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CPPUNIT_ASSERT_MESSAGE("assign5", Help::InstanceCount_() == nHelpCount);
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// reset()
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hp = new Help(30);
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++nHelpCount;
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t_empty.reset(hp);
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CPPUNIT_ASSERT_MESSAGE("reset1", Help::InstanceCount_() == nHelpCount);
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CPPUNIT_ASSERT_MESSAGE("reset2", t_empty.is() );
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CPPUNIT_ASSERT_MESSAGE("reset3", t_empty.get() == hp );
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// Ignore second assignment
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t_empty = hp;
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CPPUNIT_ASSERT_MESSAGE("selfassign1", Help::InstanceCount_() == nHelpCount);
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CPPUNIT_ASSERT_MESSAGE("selfassign2", t_empty.is() );
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CPPUNIT_ASSERT_MESSAGE("selfassign3", t_empty.get() == hp );
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t_empty.reset(0);
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hp = 0;
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--nHelpCount;
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CPPUNIT_ASSERT_MESSAGE("reset4", ! t_empty.is() );
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CPPUNIT_ASSERT_MESSAGE("reset5", Help::InstanceCount_() == nHelpCount);
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// swap
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t1.swap(t2);
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CPPUNIT_ASSERT_MESSAGE("swap1", t1->Value() == 20 );
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CPPUNIT_ASSERT_MESSAGE("swap2", t2->Value() == 10 );
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CPPUNIT_ASSERT_MESSAGE("swap3", Help::InstanceCount_() == nHelpCount);
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o3tl::swap(t1,t2);
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CPPUNIT_ASSERT_MESSAGE("swap4", t1->Value() == 10 );
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CPPUNIT_ASSERT_MESSAGE("swap5", t2->Value() == 20 );
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CPPUNIT_ASSERT_MESSAGE("swap6", Help::InstanceCount_() == nHelpCount);
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// RAII
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{
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heap_ptr<Help>
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t_raii( new Help(55) );
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CPPUNIT_ASSERT_MESSAGE("raii1", Help::InstanceCount_() == nHelpCount + 1);
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}
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CPPUNIT_ASSERT_MESSAGE("raii2", Help::InstanceCount_() == nHelpCount);
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}
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// These macros are needed by auto register mechanism.
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CPPUNIT_TEST_SUITE(heap_ptr_test);
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CPPUNIT_TEST(global);
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CPPUNIT_TEST_SUITE_END();
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}; // class heap_ptr_test
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// -----------------------------------------------------------------------------
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CPPUNIT_TEST_SUITE_REGISTRATION(heap_ptr_test);
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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