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//+------------------------------------------------------------------------
//
// Microsoft Windows
// Copyright (C) Microsoft Corporation, 1993.
//
// File: bm_iid.cxx
//
// Contents: compare inline vs function call for guid compares
//
// Classes: CGuidCompareTest
//
// History: 1-July-93 t-martig Created
//
//--------------------------------------------------------------------------
#include <headers.cxx>
#pragma hdrstop
#include <bm_iid.hxx>
#include <oletest.hxx>
TCHAR *CGuidCompareTest::Name ()
{
return TEXT("GuidCompare");
}
SCODE CGuidCompareTest::Setup (CTestInput *pInput)
{
CTestBase::Setup(pInput);
// get iteration count
m_ulIterations = pInput->GetIterations(Name());
// initialize state
INIT_RESULTS(m_ulRepFunctionNEQTime);
INIT_RESULTS(m_ulRepFunctionEQTime);
INIT_RESULTS(m_ulRepInlineNEQTime);
INIT_RESULTS(m_ulRepInlineEQTime);
return S_OK;
}
SCODE CGuidCompareTest::Cleanup ()
{
return S_OK;
}
SCODE CGuidCompareTest::Run ()
{
CStopWatch sw;
BOOL fRslt;
// compute times for the function version
for (ULONG iIter=0; iIter<m_ulIterations; iIter++)
{
sw.Reset();
for (ULONG j=0; j<1000; j++)
fRslt = IsEqualIID(IID_IUnknown, IID_IClassFactory);
m_ulRepFunctionNEQTime[iIter] = sw.Read();
}
for (iIter=0; iIter<m_ulIterations; iIter++)
{
sw.Reset();
for (ULONG j=0; j<1000; j++)
fRslt = IsEqualIID(IID_IUnknown, IID_IUnknown);
m_ulRepFunctionEQTime[iIter] = sw.Read();
}
// compute the time for the inline
for (iIter=0; iIter<m_ulIterations; iIter++)
{
sw.Reset();
for (ULONG j=0; j<1000; j++)
fRslt = !memcmp((void *)&IID_IUnknown,
(void *)&IID_IClassFactory, sizeof(GUID));
m_ulRepInlineNEQTime[iIter] = sw.Read();
}
for (iIter=0; iIter<m_ulIterations; iIter++)
{
sw.Reset();
for (ULONG j=0; j<1000; j++)
fRslt = !memcmp((void *)&IID_IUnknown,
(void *)&IID_IUnknown, sizeof(GUID));
m_ulRepInlineEQTime[iIter] = sw.Read();
}
return S_OK;
}
SCODE CGuidCompareTest::Report (CTestOutput &output)
{
output.WriteSectionHeader (Name(), TEXT("GUID Compare"), *m_pInput);
output.WriteResults (TEXT("\nIsEqualGUID Not Equal x 1000 "),
m_ulIterations, m_ulRepFunctionNEQTime);
output.WriteResults (TEXT("\nIsEqualGUID Equal x 1000 "),
m_ulIterations, m_ulRepFunctionEQTime);
output.WriteResults (TEXT("memcmp Not Equal x 1000 "),
m_ulIterations, m_ulRepInlineNEQTime);
output.WriteResults (TEXT("memcmp Equal x 1000 "),
m_ulIterations, m_ulRepInlineEQTime);
return S_OK;
}
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