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/**
* @file llbuffer_tut.cpp
* @author Adroit
* @date 2007-03
* @brief llbuffer test cases.
*
* $LicenseInfo:firstyear=2007&license=viewergpl$
*
* Copyright (c) 2007-2009, Linden Research, Inc.
*
* Second Life Viewer Source Code
* The source code in this file ("Source Code") is provided by Linden Lab
* to you under the terms of the GNU General Public License, version 2.0
* ("GPL"), unless you have obtained a separate licensing agreement
* ("Other License"), formally executed by you and Linden Lab. Terms of
* the GPL can be found in doc/GPL-license.txt in this distribution, or
* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
*
* There are special exceptions to the terms and conditions of the GPL as
* it is applied to this Source Code. View the full text of the exception
* in the file doc/FLOSS-exception.txt in this software distribution, or
* online at
* http://secondlifegrid.net/programs/open_source/licensing/flossexception
*
* By copying, modifying or distributing this software, you acknowledge
* that you have read and understood your obligations described above,
* and agree to abide by those obligations.
*
* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
* COMPLETENESS OR PERFORMANCE.
* $/LicenseInfo$
*/
#include <tut/tut.hpp>
#include "linden_common.h"
#include "lltut.h"
#include "llbuffer.h"
#include "llerror.h"
#include "llmemtype.h"
namespace tut
{
struct buffer
{
};
typedef test_group<buffer> buffer_t;
typedef buffer_t::object buffer_object_t;
tut::buffer_t tut_buffer("buffer");
template<> template<>
void buffer_object_t::test<1>()
{
LLChannelDescriptors channelDescriptors;
ensure("in() and out() functions Failed", (0 == channelDescriptors.in() && 1 == channelDescriptors.out()));
S32 val = 50;
LLChannelDescriptors channelDescriptors1(val);
ensure("LLChannelDescriptors in() and out() functions Failed", (50 == channelDescriptors1.in() && 51 == channelDescriptors1.out()));
}
template<> template<>
void buffer_object_t::test<2>()
{
LLSegment segment;
ensure("LLSegment get functions failed", (0 == segment.getChannel() && NULL == segment.data() && 0 == segment.size()));
segment.setChannel(50);
ensure_equals("LLSegment setChannel() function failed", segment.getChannel(), 50);
ensure("LLSegment isOnChannel() function failed", (TRUE == segment.isOnChannel(50)));
}
template<> template<>
void buffer_object_t::test<3>()
{
S32 channel = 30;
const char str[] = "SecondLife";
S32 len = sizeof(str);
LLSegment segment(channel, (U8*)str, len);
ensure("LLSegment get functions failed", (30 == segment.getChannel() && len == segment.size() && (U8*)str == segment.data()));
ensure_memory_matches("LLSegment::data() failed", segment.data(), segment.size(), (U8*)str, len);
ensure("LLSegment isOnChannel() function failed", (TRUE == segment.isOnChannel(channel)));
}
template<> template<>
void buffer_object_t::test<4>()
{
S32 channel = 50;
S32 bigSize = 16384*2;
char str[] = "SecondLife";
S32 smallSize = sizeof(str);
LLSegment segment;
LLHeapBuffer buf; // use default size of DEFAULT_HEAP_BUFFER_SIZE = 16384
S32 requestSize;
requestSize = 16384-1;
ensure("1. LLHeapBuffer createSegment failed", (TRUE == buf.createSegment(channel, requestSize, segment)) && segment.size() == requestSize);
// second request for remainign 1 byte
requestSize = 1;
ensure("2. LLHeapBuffer createSegment failed", (TRUE == buf.createSegment(channel, requestSize, segment)) && segment.size() == requestSize);
// it should fail now.
requestSize = 1;
ensure("3. LLHeapBuffer createSegment failed", (FALSE == buf.createSegment(channel, requestSize, segment)));
LLHeapBuffer buf1(bigSize);
// requst for more than default size but less than total sizeit should fail now.
requestSize = 16384 + 1;
ensure("4. LLHeapBuffer createSegment failed", (TRUE == buf1.createSegment(channel, requestSize, segment)) && segment.size() == requestSize);
LLHeapBuffer buf2((U8*) str, smallSize);
requestSize = smallSize;
ensure("5. LLHeapBuffer createSegment failed", (TRUE == buf2.createSegment(channel, requestSize, segment)) && segment.size() == requestSize && memcmp(segment.data(), (U8*) str, requestSize) == 0);
requestSize = smallSize+1;
ensure("6. LLHeapBuffer createSegment failed", (FALSE == buf2.createSegment(channel, requestSize, segment)));
}
//makeChannelConsumer()
template<> template<>
void buffer_object_t::test<5>()
{
LLChannelDescriptors inchannelDescriptors(20);
LLChannelDescriptors outchannelDescriptors = LLBufferArray::makeChannelConsumer(inchannelDescriptors);
ensure("LLBufferArray::makeChannelConsumer() function Failed", (21 == outchannelDescriptors.in()));
}
template<> template<>
void buffer_object_t::test<6>()
{
LLBufferArray bufferArray;
const char array[] = "SecondLife";
S32 len = strlen(array);
LLChannelDescriptors channelDescriptors = bufferArray.nextChannel();
bufferArray.append(channelDescriptors.in(), (U8*)array, len);
S32 count = bufferArray.countAfter(channelDescriptors.in(), NULL);
ensure_equals("Appended size is:", count, len);
}
//append() and prepend()
template<> template<>
void buffer_object_t::test<7>()
{
LLBufferArray bufferArray;
const char array[] = "SecondLife";
S32 len = strlen(array);
const char array1[] = "LindenLabs";
S32 len1 = strlen(array1);
std::string str(array1);
str.append(array);
LLChannelDescriptors channelDescriptors = bufferArray.nextChannel();
bufferArray.append(channelDescriptors.in(), (U8*)array, len);
bufferArray.prepend(channelDescriptors.in(), (U8*)array1, len1);
char buf[100];
S32 len2 = 20;
bufferArray.readAfter(channelDescriptors.in(), NULL, (U8*)buf, len2);
ensure_equals("readAfter length failed", len2, 20);
buf[len2] = '\0';
ensure_equals("readAfter/prepend/append failed", buf, str);
}
//append()
template<> template<>
void buffer_object_t::test<8>()
{
LLBufferArray bufferArray;
const char array[] = "SecondLife";
S32 len = strlen(array);
const char array1[] = "LindenLabs";
S32 len1 = strlen(array1);
std::string str(array);
str.append(array1);
LLChannelDescriptors channelDescriptors = bufferArray.nextChannel();
bufferArray.append(channelDescriptors.in(), (U8*)array, len);
bufferArray.append(channelDescriptors.in(), (U8*)array1, len1);
char buf[100];
S32 len2 = 20;
bufferArray.readAfter(channelDescriptors.in(), NULL, (U8*)buf, len2);
ensure_equals("readAfter length failed", len2, 20);
buf[len2] = '\0';
ensure_equals("readAfter/append/append failed", buf, str);
}
template<> template<>
void buffer_object_t::test<9>()
{
LLBufferArray bufferArray;
const char array[] = "SecondLife";
S32 len = strlen(array) + 1;
std::string str(array);
LLChannelDescriptors channelDescriptors = bufferArray.nextChannel();
bufferArray.append(channelDescriptors.in(), (U8*)array, len);
LLBufferArray bufferArray1;
ensure("Contents are not copied and the source buffer is not empty", (1 == bufferArray1.takeContents(bufferArray)));
char buf[100];
S32 len2 = len;
bufferArray1.readAfter(channelDescriptors.in(), NULL, (U8*)buf, len2);
ensure_equals("takeContents failed to copy", buf, str);
}
//seek()
template<> template<>
void buffer_object_t::test<10>()
{
const char array[] = "SecondLife is a Virtual World";
S32 len = strlen(array);
LLBufferArray bufferArray;
bufferArray.append(0, (U8*)array, len);
char buf[255];
S32 len1 = 16;
U8* last = bufferArray.readAfter(0, 0, (U8*)buf, len1);
buf[len1] = '\0';
last = bufferArray.seek(0, last, -2);
len1 = 15;
last = bufferArray.readAfter(0, last, (U8*)buf, len1);
buf[len1] = '\0';
std::string str(buf);
ensure_equals("Seek does'nt worked", str, std::string("a Virtual World"));
}
template<> template<>
void buffer_object_t::test<11>()
{
const char array[] = "SecondLife is a Virtual World";
S32 len = strlen(array);
LLBufferArray bufferArray;
bufferArray.append(0, (U8*)array, len);
char buf[255];
S32 len1 = 10;
U8* last = bufferArray.readAfter(0, 0, (U8*)buf, len1);
bufferArray.splitAfter(last);
LLBufferArray::segment_iterator_t iterator = bufferArray.beginSegment();
++iterator;
std::string str(((char*)(*iterator).data()), (*iterator).size());
ensure_equals("Strings are not equal;splitAfter() operation failed", str, std::string(" is a Virtual World"));
}
//makeSegment()->eraseSegment()
template<> template<>
void buffer_object_t::test<12>()
{
LLBufferArray bufferArray;
LLChannelDescriptors channelDescriptors;
LLBufferArray::segment_iterator_t it;
S32 length = 1000;
it = bufferArray.makeSegment(channelDescriptors.out(), length);
ensure("makeSegment() function failed", (it != bufferArray.endSegment()));
ensure("eraseSegment() function failed", bufferArray.eraseSegment(it));
ensure("eraseSegment() begin/end should now be same", bufferArray.beginSegment() == bufferArray.endSegment());
}
// constructSegmentAfter()
template<> template<>
void buffer_object_t::test<13>()
{
LLBufferArray bufferArray;
LLBufferArray::segment_iterator_t it;
LLSegment segment;
LLBufferArray::segment_iterator_t end = bufferArray.endSegment();
it = bufferArray.constructSegmentAfter(NULL, segment);
ensure("constructSegmentAfter() function failed", (it == end));
}
}
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