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131 lines
4.2 KiB
C++
131 lines
4.2 KiB
C++
// Created on: 2004-03-05
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// Created by: Mikhail KUZMITCHEV
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// Copyright (c) 2004-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#include <QANCollection.hxx>
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#include <Draw_Interpretor.hxx>
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#include <NCollection_StdAllocator.hxx>
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#include <NCollection_IncAllocator.hxx>
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#include <Standard_Assert.hxx>
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#include <list>
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#include <vector>
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//=======================================================================
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//function : QANColStdAllocator1
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//purpose :
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//=======================================================================
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static Standard_Integer QANColStdAllocator1(Draw_Interpretor& di, Standard_Integer argc, const char ** argv)
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{
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if ( argc != 1) {
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di << "Usage : " << argv[0] << "\n";
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return 1;
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}
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//type definitions
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typedef Handle(Standard_Transient) elem_type;
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typedef NCollection_StdAllocator<elem_type> allocator_type;
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Standard_STATIC_ASSERT (sizeof (allocator_type::value_type) == sizeof (elem_type));
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Standard_STATIC_ASSERT (sizeof (allocator_type::pointer) == sizeof (void*));
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Standard_STATIC_ASSERT (sizeof (allocator_type::const_pointer) == sizeof (void*));
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elem_type aDummy;
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allocator_type::reference aRef = aDummy;
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(void)aRef; // avoid compiler warning on unused
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allocator_type::const_reference aConstRef = aDummy;
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(void)aConstRef; // avoid compiler warning on unused
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Standard_STATIC_ASSERT (sizeof (allocator_type::size_type) == sizeof (size_t));
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Standard_STATIC_ASSERT (sizeof (allocator_type::difference_type) == sizeof (ptrdiff_t));
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typedef int other_elem_type;
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Standard_STATIC_ASSERT (sizeof (allocator_type::rebind<other_elem_type>::other::value_type) == sizeof (other_elem_type));
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return 0;
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}
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//=======================================================================
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//function : QANColStdAllocator2
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//purpose :
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//=======================================================================
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static Standard_Integer QANColStdAllocator2(Draw_Interpretor& di, Standard_Integer argc, const char ** argv)
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{
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if ( argc != 1) {
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di << "Usage : " << argv[0] << "\n";
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return 1;
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}
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//create incremental allocator outside the scope of objects it will manage
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Handle(NCollection_IncAllocator) anIncAlloc = new NCollection_IncAllocator();
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{
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//typed allocator
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NCollection_StdAllocator<int> aSAlloc (anIncAlloc);
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std::list<int, NCollection_StdAllocator<int> > aL (aSAlloc);
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aL.push_back (2);
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if ( aL.size() == size_t (1) ) {
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di << "Test1 : OK\n";
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} else {
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di << "Test1 : Error\n";
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}
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//type cast
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NCollection_StdAllocator<char> aCAlloc;
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std::vector<int, NCollection_StdAllocator<int> > aV (aCAlloc);
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aV.push_back (1);
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if ( aV.size() == size_t (1) ) {
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di << "Test2 : OK\n";
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} else {
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di << "Test2 : Error\n";
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}
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//using void-specialization allocator
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NCollection_StdAllocator<void> aVAlloc;
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std::vector<int, NCollection_StdAllocator<int> > aV2 (aVAlloc);
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aV2.resize (10);
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aV2.push_back (-1);
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if ( aV2.size() == size_t (11) ) {
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di << "Test3 : OK\n";
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} else {
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di << "Test3 : Error\n";
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}
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//equality of allocators
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if ( aSAlloc != aCAlloc ) {
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di << "Test4 : OK\n";
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} else {
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di << "Test4 : Error\n";
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}
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NCollection_StdAllocator<int> anIAlloc (anIncAlloc);
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if ( aSAlloc == anIAlloc ) {
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di << "Test5 : OK\n";
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} else {
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di << "Test5 : Error\n";
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}
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}
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return 0;
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}
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void QANCollection::CommandsAlloc(Draw_Interpretor& theCommands) {
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const char *group = "QANCollection";
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theCommands.Add("QANColStdAllocator1", "QANColStdAllocator1", __FILE__, QANColStdAllocator1, group);
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theCommands.Add("QANColStdAllocator2", "QANColStdAllocator2", __FILE__, QANColStdAllocator2, group);
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return;
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}
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