phoenix-firestorm/indra/llcorehttp/tests/test_bufferstream.hpp

305 lines
9.6 KiB
C++

/**
* @file test_bufferstream.hpp
* @brief unit tests for the LLCore::BufferArrayStreamBuf/BufferArrayStream classes
*
* $LicenseInfo:firstyear=2012&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2012, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#ifndef TEST_LLCORE_BUFFER_STREAM_H_
#define TEST_LLCORE_BUFFER_STREAM_H_
#include "bufferstream.h"
#include <iostream>
#include "test_allocator.h"
#include "llsd.h"
#include "llsdserialize.h"
using namespace LLCore;
namespace tut
{
struct BufferStreamTestData
{
// the test objects inherit from this so the member functions and variables
// can be referenced directly inside of the test functions.
size_t mMemTotal;
};
typedef test_group<BufferStreamTestData> BufferStreamTestGroupType;
typedef BufferStreamTestGroupType::object BufferStreamTestObjectType;
BufferStreamTestGroupType BufferStreamTestGroup("BufferStream Tests");
typedef BufferArrayStreamBuf::traits_type tst_traits_t;
template <> template <>
void BufferStreamTestObjectType::test<1>()
{
set_test_name("BufferArrayStreamBuf construction with NULL BufferArray");
// record the total amount of dynamically allocated memory
mMemTotal = GetMemTotal();
// create a new ref counted object with an implicit reference
BufferArrayStreamBuf * bsb = new BufferArrayStreamBuf(NULL);
ensure("Memory being used", mMemTotal < GetMemTotal());
// Not much will work with a NULL
ensure("underflow() on NULL fails", tst_traits_t::eof() == bsb->underflow());
ensure("uflow() on NULL fails", tst_traits_t::eof() == bsb->uflow());
ensure("pbackfail() on NULL fails", tst_traits_t::eof() == bsb->pbackfail('c'));
ensure("showmanyc() on NULL fails", bsb->showmanyc() == -1);
ensure("overflow() on NULL fails", tst_traits_t::eof() == bsb->overflow('c'));
ensure("xsputn() on NULL fails", bsb->xsputn("blah", 4) == 0);
ensure("seekoff() on NULL fails", bsb->seekoff(0, std::ios_base::beg, std::ios_base::in) == std::streampos(-1));
// release the implicit reference, causing the object to be released
delete bsb;
bsb = NULL;
// make sure we didn't leak any memory
ensure("Allocated memory returned", mMemTotal == GetMemTotal());
}
template <> template <>
void BufferStreamTestObjectType::test<2>()
{
set_test_name("BufferArrayStream construction with NULL BufferArray");
// record the total amount of dynamically allocated memory
mMemTotal = GetMemTotal();
// create a new ref counted object with an implicit reference
BufferArrayStream * bas = new BufferArrayStream(NULL);
ensure("Memory being used", mMemTotal < GetMemTotal());
// Not much will work with a NULL here
ensure("eof() is false on NULL", ! bas->eof());
ensure("fail() is false on NULL", ! bas->fail());
ensure("good() on NULL", bas->good());
// release the implicit reference, causing the object to be released
delete bas;
bas = NULL;
// make sure we didn't leak any memory
ensure("Allocated memory returned", mMemTotal == GetMemTotal());
}
template <> template <>
void BufferStreamTestObjectType::test<3>()
{
set_test_name("BufferArrayStreamBuf construction with empty BufferArray");
// record the total amount of dynamically allocated memory
mMemTotal = GetMemTotal();
// create a new ref counted BufferArray with implicit reference
BufferArray * ba = new BufferArray;
BufferArrayStreamBuf * bsb = new BufferArrayStreamBuf(ba);
ensure("Memory being used", mMemTotal < GetMemTotal());
// I can release my ref on the BA
ba->release();
ba = NULL;
// release the implicit reference, causing the object to be released
delete bsb;
bsb = NULL;
// make sure we didn't leak any memory
ensure("Allocated memory returned", mMemTotal == GetMemTotal());
}
template <> template <>
void BufferStreamTestObjectType::test<4>()
{
set_test_name("BufferArrayStream construction with empty BufferArray");
// record the total amount of dynamically allocated memory
mMemTotal = GetMemTotal();
// create a new ref counted BufferArray with implicit reference
BufferArray * ba = new BufferArray;
{
// create a new ref counted object with an implicit reference
BufferArrayStream bas(ba);
ensure("Memory being used", mMemTotal < GetMemTotal());
}
// release the implicit reference, causing the object to be released
ba->release();
ba = NULL;
// make sure we didn't leak any memory
ensure("Allocated memory returned", mMemTotal == GetMemTotal());
}
template <> template <>
void BufferStreamTestObjectType::test<5>()
{
set_test_name("BufferArrayStreamBuf construction with real BufferArray");
// record the total amount of dynamically allocated memory
mMemTotal = GetMemTotal();
// create a new ref counted BufferArray with implicit reference
BufferArray * ba = new BufferArray;
const char * content("This is a string. A fragment.");
const size_t c_len(strlen(content));
ba->append(content, c_len);
// Creat an adapter for the BufferArray
BufferArrayStreamBuf * bsb = new BufferArrayStreamBuf(ba);
ensure("Memory being used", mMemTotal < GetMemTotal());
// I can release my ref on the BA
ba->release();
ba = NULL;
// Various static state
ensure("underflow() returns 'T'", bsb->underflow() == 'T');
ensure("underflow() returns 'T' again", bsb->underflow() == 'T');
ensure("uflow() returns 'T'", bsb->uflow() == 'T');
ensure("uflow() returns 'h'", bsb->uflow() == 'h');
ensure("pbackfail('i') fails", tst_traits_t::eof() == bsb->pbackfail('i'));
ensure("pbackfail('T') fails", tst_traits_t::eof() == bsb->pbackfail('T'));
ensure("pbackfail('h') succeeds", bsb->pbackfail('h') == 'h');
ensure("showmanyc() is everything but the 'T'", bsb->showmanyc() == (c_len - 1));
ensure("overflow() appends", bsb->overflow('c') == 'c');
ensure("showmanyc() reflects append", bsb->showmanyc() == (c_len - 1 + 1));
ensure("xsputn() appends some more", bsb->xsputn("bla!", 4) == 4);
ensure("showmanyc() reflects 2nd append", bsb->showmanyc() == (c_len - 1 + 5));
ensure("seekoff() succeeds", bsb->seekoff(0, std::ios_base::beg, std::ios_base::in) == std::streampos(0));
ensure("seekoff() succeeds 2", bsb->seekoff(4, std::ios_base::cur, std::ios_base::in) == std::streampos(4));
ensure("showmanyc() picks up seekoff", bsb->showmanyc() == (c_len + 5 - 4));
ensure("seekoff() succeeds 3", bsb->seekoff(0, std::ios_base::end, std::ios_base::in) == std::streampos(c_len + 4));
ensure("pbackfail('!') succeeds", tst_traits_t::eof() == bsb->pbackfail('!'));
// release the implicit reference, causing the object to be released
delete bsb;
bsb = NULL;
// make sure we didn't leak any memory
ensure("Allocated memory returned", mMemTotal == GetMemTotal());
}
template <> template <>
void BufferStreamTestObjectType::test<6>()
{
set_test_name("BufferArrayStream construction with real BufferArray");
// record the total amount of dynamically allocated memory
mMemTotal = GetMemTotal();
// create a new ref counted BufferArray with implicit reference
BufferArray * ba = new BufferArray;
//const char * content("This is a string. A fragment.");
//const size_t c_len(strlen(content));
//ba->append(content, strlen(content));
{
// Creat an adapter for the BufferArray
BufferArrayStream bas(ba);
ensure("Memory being used", mMemTotal < GetMemTotal());
// Basic operations
bas << "Hello" << 27 << ".";
ensure("BA length 8", ba->size() == 8);
std::string str;
bas >> str;
ensure("reads correctly", str == "Hello27.");
}
// release the implicit reference, causing the object to be released
ba->release();
ba = NULL;
// make sure we didn't leak any memory
// ensure("Allocated memory returned", mMemTotal == GetMemTotal());
// static U64 mem = GetMemTotal();
}
template <> template <>
void BufferStreamTestObjectType::test<7>()
{
set_test_name("BufferArrayStream with LLSD serialization");
// record the total amount of dynamically allocated memory
mMemTotal = GetMemTotal();
// create a new ref counted BufferArray with implicit reference
BufferArray * ba = new BufferArray;
{
// Creat an adapter for the BufferArray
BufferArrayStream bas(ba);
ensure("Memory being used", mMemTotal < GetMemTotal());
// LLSD
LLSD llsd = LLSD::emptyMap();
llsd["int"] = LLSD::Integer(3);
llsd["float"] = LLSD::Real(923289.28992);
llsd["string"] = LLSD::String("aksjdl;ajsdgfjgfal;sdgjakl;sdfjkl;ajsdfkl;ajsdfkl;jaskl;dfj");
LLSD llsd_map = LLSD::emptyMap();
llsd_map["int"] = LLSD::Integer(-2889);
llsd_map["float"] = LLSD::Real(2.37829e32);
llsd_map["string"] = LLSD::String("OHIGODHSPDGHOSDHGOPSHDGP");
llsd["map"] = llsd_map;
// Serialize it
LLSDSerialize::toXML(llsd, bas);
std::string str;
bas >> str;
// std::cout << "SERIALIZED LLSD: " << str << std::endl;
ensure("Extracted string has reasonable length", str.size() > 60);
}
// release the implicit reference, causing the object to be released
ba->release();
ba = NULL;
// make sure we didn't leak any memory
// ensure("Allocated memory returned", mMemTotal == GetMemTotal());
}
} // end namespace tut
#endif // TEST_LLCORE_BUFFER_STREAM_H_