static void CheckMobsByUsageCode( IAAFHeader* pHeader,
aafSearchCrit_t& usageCrit,
int expectedCount,
bool checkIID,
const IID& expectedIID )
{
IAAFSmartPointer<IEnumAAFMobs> pEnumByUsage;
checkResult( pHeader->GetMobs( &usageCrit, &pEnumByUsage ) );
// Should get one back, and it should be a composition mob.
IAAFSmartPointer<IAAFMob> pNextMob;
HRESULT nextHr;
int count;
for( count = 0, nextHr = pEnumByUsage->NextOne( &pNextMob );
AAFRESULT_SUCCESS == nextHr;
count++, nextHr = pEnumByUsage->NextOne( &pNextMob ) ) {
if ( checkIID ) {
// Quering for one interface but passing a pointer to another
// interface is not a right thing to do but since it's a pointer
// to IUnknown, the parent of them all, and all we do is call
// Release() on it, it's OK.
IAAFSmartPointer<IUnknown> pUnused;
checkResult( pNextMob->QueryInterface( expectedIID, (void**)&pUnused ) );
}
}
checkExpression( AAFRESULT_NO_MORE_OBJECTS == nextHr,
AAFRESULT_TEST_FAILED );
checkExpression( expectedCount == count, AAFRESULT_TEST_FAILED );
}
aafUInt32 GetNextUInt32( IAAFSmartPointer<IEnumAAFPropertyValues> pEnumSetValues )
{
using namespace mtc;
IAAFSmartPointer<IAAFPropertyValue> pPropVal;
CheckResult( pEnumSetValues->NextOne( &pPropVal ) );
IAAFSmartPointer<IAAFTypeDef> pElemType;
CheckResult( pPropVal->GetType( &pElemType ) );
IAAFSmartPointer<IAAFTypeDefInt> pIntTypeDef;
CheckResult( pElemType->QueryInterface( IID_IAAFTypeDefInt, (void**)&pIntTypeDef ) );
aafUInt32 val;
CheckResult( pIntTypeDef->GetInteger( pPropVal, (aafMemPtr_t)&val, sizeof(val) ) );
return val;
}