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add speed comparison

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git-svn-id: svn://svn.code.sf.net/p/loki-lib/code/trunk@375 7ec92016-0320-0410-acc4-a06ded1c099a
This commit is contained in:
syntheticpp 2005-11-29 14:20:23 +00:00
parent 7eb9f2e6ae
commit 6b5d0e2629
1 changed files with 125 additions and 112 deletions
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69
test/SafeFormat/main.cpp
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@ -14,6 +14,8 @@
#include <cassert>
#include <utility>
#include "../SmallObj/timer.h"
using namespace std;
template <class Integral1, class Integral2>
@ -90,39 +92,49 @@ void TestCase2(const string& fmt, T value, U value2)
int main(int argc, char** argv)
{
if (argc == 3)
if (argc == 2)
{
// test speed
int i = atoi(argv[2]);
switch (argv[1][0])
{
case 'p':
for (; i > 0; --i)
{
printf("Hey, %u frobnicators and %u twiddlicators\n",
i, i);
}
break;
case 's':
for (; i > 0; --i)
{
cout << "Hey, " << i << " frobnicators and " << i <<
" twiddlicators\n";
}
break;
case 'n':
for (; i > 0; --i)
{
Printf("Hey, %u frobnicators and %u twiddlicators\n")
(i)(i);
}
break;
}
return 0;
}
Timer t;
int loop = atoi(argv[1]);
if(loop < 100)
loop = 100;
t.start();
for (int i=loop; i > 0; --i)
printf("Hey, %u frobnicators and %u twiddlicators\n",i, i);
t.stop();
t.t100 = t.t();
int t_printf = t.t();
t.start();
for (int i=loop; i > 0; --i)
Printf("Hey, %u frobnicators and %u twiddlicators\n")(i)(i);
t.stop();
int t_Printf = t.t();
t.start();
for (int i=loop; i > 0; --i)
cout << "Hey, " << i << " frobnicators and " << i <<" twiddlicators\n";
t.stop();
int t_cout = t.t();
Printf("\n\nElapsed time for %i outputs\n\n")(loop);
t.print(t_printf,"printf : ");
t.print(t_Printf,"Printf : ");
t.print(t_cout, "std::cout: ");
}
else
{
//srand(time(0));
srand(0);
printf("\nNumber of tests:\n");
for (unsigned i = 0; ; ++i)
{
printf("%u\r", i);
@ -211,3 +223,4 @@ int main(int argc, char** argv)
}
}
}
}