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Fixed the iconvtest performance test

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git-svn-id: http://svn.code.sf.net/p/utfcpp/code@42 a809a056-fc17-0410-9590-b4f493f8b08e
This commit is contained in:
ntrifunovic 2006-08-12 22:40:59 +00:00
parent 80c74cbf11
commit 2656dc5872
1 changed files with 19 additions and 13 deletions
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32
test_drivers/performance/iconvtest.cpp
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@ -3,6 +3,7 @@
#include "timer.h" #include "timer.h"
#include <fstream> #include <fstream>
#include <algorithm> #include <algorithm>
#include <vector>
using namespace std; using namespace std;
using namespace utf8; using namespace utf8;
@ -27,15 +28,19 @@ int main(int argc, char** argv)
// allocate the buffer (no vector - we are benchmarking conversions, not STL // allocate the buffer (no vector - we are benchmarking conversions, not STL
char* buf = new char[length]; char* buf = new char[length];
fs8.close(); char* end_buf = buf + length;
// the UTF-16 result will not be larger than this (I hope :) )
unsigned short* utf16buf = new unsigned short[length];
// fill the data // fill the data
fs8.read(buf, length); fs8.read(buf, length);
fs8.close();
// the UTF-16 result will not be larger than this (I hope :) )
vector<unsigned char> temputf16;
utf8::utf8to16(buf, end_buf, back_inserter(temputf16));
int wlength = temputf16.size();
unsigned short* utf16buf = new unsigned short[wlength];
cout << "UTF8 to UTF-16\n"; cout << "UTF8 to UTF-16\n";
{ {
memset (utf16buf, 0 , length * sizeof(unsigned short)); memset (utf16buf, 0 , wlength * sizeof(unsigned short));
// utf-8 cpp: // utf-8 cpp:
cout << "utf8::utf8to16: "; cout << "utf8::utf8to16: ";
timer t(cout); timer t(cout);
@ -43,7 +48,7 @@ int main(int argc, char** argv)
} }
{ {
memset (utf16buf, 0 , length * sizeof(unsigned short)); memset (utf16buf, 0 , wlength * sizeof(unsigned short));
// utf-8 cpp: // utf-8 cpp:
cout << "unchecked::utf8to16: "; cout << "unchecked::utf8to16: ";
timer t(cout); timer t(cout);
@ -51,9 +56,9 @@ int main(int argc, char** argv)
} }
// the UTF-16 result will not be larger than this (I hope :) ) // the UTF-16 result will not be larger than this (I hope :) )
unsigned short* utf16iconvbuf = new unsigned short[length]; unsigned short* utf16iconvbuf = new unsigned short[wlength];
{ {
memset (utf16iconvbuf, 0 , length * sizeof(unsigned short)); memset (utf16iconvbuf, 0 , wlength * sizeof(unsigned short));
// iconv // iconv
cout << "iconv: "; cout << "iconv: ";
@ -65,7 +70,7 @@ int main(int argc, char** argv)
char* inbuf = buf; char* inbuf = buf;
size_t in_bytes_left = length; size_t in_bytes_left = length;
char* outbuf = (char*)utf16iconvbuf; char* outbuf = (char*)utf16iconvbuf;
size_t out_bytes_left = length * sizeof (unsigned char); size_t out_bytes_left = wlength * sizeof (unsigned short);
{ {
timer t(cout); timer t(cout);
iconv(cd, &inbuf, &in_bytes_left, &outbuf, &out_bytes_left); iconv(cd, &inbuf, &in_bytes_left, &outbuf, &out_bytes_left);
@ -74,8 +79,8 @@ int main(int argc, char** argv)
} }
// just check the correctness while we are here: // just check the correctness while we are here:
if (!equal(utf16buf, utf16buf + length, utf16iconvbuf)) if (!equal(utf16buf, utf16buf + wlength, utf16iconvbuf))
cout << "Different result!!!"; cout << "Different result!!!\n";
// the other way around // the other way around
cout << "UTF16 to UTF-8\n"; cout << "UTF16 to UTF-8\n";
@ -90,7 +95,7 @@ int main(int argc, char** argv)
return 0; return 0;
} }
char* inbuf = (char*)utf16buf; char* inbuf = (char*)utf16buf;
size_t in_bytes_left = length * sizeof(unsigned char); size_t in_bytes_left = wlength * sizeof(unsigned short);
char* outbuf =buf; char* outbuf =buf;
size_t out_bytes_left = length; size_t out_bytes_left = length;
{ {
@ -105,15 +110,16 @@ int main(int argc, char** argv)
// utf-8 cpp: // utf-8 cpp:
cout << "unchecked::utf16to8: "; cout << "unchecked::utf16to8: ";
timer t(cout); timer t(cout);
utf8::unchecked::utf16to8(utf16buf, utf16buf + length, buf); utf8::unchecked::utf16to8(utf16buf, utf16buf + wlength, buf);
} }
{ {
memset (buf, 0 , length); memset (buf, 0 , length);
cout << "utf16to8: "; cout << "utf16to8: ";
timer t(cout); timer t(cout);
utf8::utf16to8(utf16buf, utf16buf + length, buf); utf8::utf16to8(utf16buf, utf16buf + wlength, buf);
} }
delete [] buf; delete [] buf;
delete [] utf16buf; delete [] utf16buf;
} }