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//+------------------------------------------------------------------------
//
// Microsoft Windows
// Copyright (C) Microsoft Corporation, 1993.
//
// File: bm_noise.cxx
//
// Contents: output class for benchmark results
//
// Classes: CNoiseTest
//
// History: 30-June-93 t-martig Created
//
//--------------------------------------------------------------------------
#include <headers.cxx>
#pragma hdrstop
#include <bm_noise.hxx>
TCHAR *CNoiseTest::Name ()
{
return TEXT("Noise Test");
}
SCODE CNoiseTest::Setup (CTestInput *pInput)
{
CTestBase::Setup(pInput);
// get iteration count
m_ulIterations = pInput->GetIterations(Name(), TEST_MAX_ITERATIONS);
INIT_RESULTS(m_ulNoiseTime);
return S_OK;
}
SCODE CNoiseTest::Run ()
{
CStopWatch sw;
int n;
FILE *pfDump;
char buffer[100];
int i;
m_ulResolution = sw.Resolution();
sw.Reset();
Sleep (1000);
m_ulSleep = sw.Read();
sw.Reset();
for (n=0; n<10000; n++);
m_ulIdle = sw.Read();
for (ULONG iIter=0; iIter<m_ulIterations; iIter++)
{
sw.Reset();
m_ulNoiseTime[iIter] = sw.Read();
}
pfDump = fopen ("C:\\DUMP.BM", "wb");
if (pfDump)
{
sw.Reset();
for (i=0; i<1000; i++)
fwrite (&buffer, 1, 100, pfDump);
m_ulDumpWrite = sw.Read();
fclose (pfDump);
pfDump = fopen ("C:\\DUMP.BM", "rb");
if (pfDump)
{
sw.Reset();
for (i=0; i<1000; i++)
fread (&buffer, 1, 100, pfDump);
m_ulDumpRead = sw.Read();
fclose (pfDump);
}
else
m_ulDumpRead = 0xffffffff;
_unlink ("C:\\DUMP.BM");
}
else
m_ulDumpWrite = 0xffffffff;
return S_OK;
}
SCODE CNoiseTest::Report (CTestOutput &output)
{
output.WriteSectionHeader (Name(), NULL, *m_pInput);
output.WriteResult (TEXT("Resolution"), m_ulResolution);
output.WriteResult (TEXT("Sleep 1000ms"), m_ulSleep);
output.WriteResult (TEXT("Idle 10000 loops"), m_ulIdle);
output.WriteResults (TEXT("Noise"), m_ulIterations, m_ulNoiseTime);
output.WriteResult (TEXT("Write 100k to disk"), m_ulDumpWrite);
output.WriteResult (TEXT("Read 100k from disk"), m_ulDumpRead);
return S_OK;
}
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