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