static IEngine loadEngine(EngineLoadingMode _engineLoadingMode, out IEngineLoader engineLoader)
{
engineLoadingMode = _engineLoadingMode;
switch (engineLoadingMode)
{
case EngineLoadingMode.LoadDirectlyUseNakedInterfaces:
{
engineLoader = null; // Not used
IEngine engine = null;
int hresult = InitializeEngine(FceConfig.GetDeveloperSN(), null, null, out engine);
Marshal.ThrowExceptionForHR(hresult);
assert(engine != null);
return(engine);
}
case EngineLoadingMode.LoadAsInprocServer:
{
engineLoader = new FCEngine.InprocLoader();
IEngine engine = engineLoader.Load(FceConfig.GetDeveloperSN(), "");
assert(engine != null);
return(engine);
}
case EngineLoadingMode.LoadAsWorkprocess:
{
engineLoader = new FCEngine.OutprocLoader();
IEngine engine = engineLoader.Load(FceConfig.GetDeveloperSN(), "");
assert(engine != null);
return(engine);
}
}
assert(false);
engineLoader = null;
return(null);
}
private void menuItemLoadWorkprocessMode_Click(object sender, System.EventArgs e)
{
engineLoadingMode = EngineLoadingMode.LoadAsWorkprocess;
}
private void menuItemLoadNakedMode_Click(object sender, System.EventArgs e)
{
engineLoadingMode = EngineLoadingMode.LoadDirectlyUseNakedInterfaces;
}
private void menuItemLoadInprocServerMode_Click(object sender, System.EventArgs e)
{
engineLoadingMode = EngineLoadingMode.LoadAsInprocServer;
}
private void command_RunTests(object sender, System.EventArgs e)
{
// Burnin tests: Run all snippers in all engine loading modes repeatedly
InputDialog inputDialog = new InputDialog( "Run long tests", "Repeat count:", "1",
new InputDialog.InputValidationMethod( checkRepeatCount ) );
if( inputDialog.ShowDialog() == DialogResult.OK ) {
int count = int.Parse( inputDialog.InputText );
EngineLoadingMode _engineLoadingMode = engineLoadingMode;
bool _reuseLoadedEngine = reuseLoadedEngine;
try {
reuseLoadedEngine = true;
addToErrorsLog( "Load Engine directly and use naked interfaces" );
engineLoadingMode = EngineLoadingMode.LoadDirectlyUseNakedInterfaces;
runAllRepeatedly( count );
addToErrorsLog( "Load Engine as in-process server" );
engineLoadingMode = EngineLoadingMode.LoadAsInprocServer;
runAllRepeatedly( count );
addToErrorsLog( "Load Engine in a worker process" );
engineLoadingMode = EngineLoadingMode.LoadAsWorkprocess;
runAllRepeatedly( count );
} finally {
engineLoadingMode = _engineLoadingMode;
reuseLoadedEngine = _reuseLoadedEngine;
}
}
}
static IEngine loadEngine( EngineLoadingMode _engineLoadingMode, out IEngineLoader engineLoader )
{
engineLoadingMode = _engineLoadingMode;
switch( engineLoadingMode ) {
case EngineLoadingMode.LoadDirectlyUseNakedInterfaces:
{
engineLoader = null; // Not used
IEngine engine = null;
int hresult = InitializeEngine( FceConfig.GetDeveloperSN(), null, null, out engine );
Marshal.ThrowExceptionForHR( hresult );
assert( engine != null );
return engine;
}
case EngineLoadingMode.LoadAsInprocServer:
{
engineLoader = new FCEngine.InprocLoader();
IEngine engine = engineLoader.Load( FceConfig.GetDeveloperSN(), "" );
assert( engine != null );
return engine;
}
case EngineLoadingMode.LoadAsWorkprocess:
{
engineLoader = new FCEngine.OutprocLoader();
IEngine engine = engineLoader.Load( FceConfig.GetDeveloperSN(), "" );
assert( engine != null );
return engine;
}
}
assert( false );
engineLoader = null;
return null;
}
public static void Run( Snippet snippet, int count, bool interactive, EngineLoadingMode engineLoadingMode, bool reuseLoadedEngine )
{
isInteractive = interactive;
int totalTimeForAllIterationsExceptFirst = 0;
int totalMemoryIncrementForAllIterationsExceptFirst = 0;
int prevIterationMemory = 0;
for( int i = 1; i <= count; i++ ) {
try {
DateTime started = DateTime.Now;
if( engine == null ) {
engine = loadEngine( engineLoadingMode, out engineLoader );
}
if( count > 1 ) {
initPerformanceCounters();
tracePerformanceBegin( "Iteration " + i.ToString() + "..." );
}
try {
snippet( engine );
} finally {
if( !reuseLoadedEngine ) {
unloadEngine( ref engine, ref engineLoader );
} else {
// If a scenario is run repeatedly (Ctrl-P) without the engine being recycled,
// a lot of native objects may be created in each cycle consuming a lot
// of native memory of which the garbage collector is unaware. This eventually
// might lead to memory problems. To prevent the build-up of not collected
// large memory objects we force the GC to collect here. This is NOT REQUIRED
// in most real-life scenarios.
GC.Collect();
}
}
if( count > 1 ) {
int elapsedTime = (int)(DateTime.Now - started).TotalMilliseconds;
int memory = 0;
try {
memory = (int) performanceCounter.NextValue();
} catch( Exception ) {
// Ignore. Zero memory will indicate that something went wrong
}
if( i >= 2 ) {
totalTimeForAllIterationsExceptFirst += elapsedTime;
totalMemoryIncrementForAllIterationsExceptFirst += memory - prevIterationMemory;
}
prevIterationMemory = memory;
traceMemory( memory );
tracePerformanceEnd( "OK (" + elapsedTime.ToString() + " ms, " + memory.ToString() + " bytes)" );
}
} catch( AssertionFailedException e ) {
traceException( e.Message, e.Frame.GetFileName(), e.Frame.GetFileLineNumber() );
} catch( Exception e ) {
traceExceptionEx( e.Message, 1 );
}
}
if( count > 1 ) {
tracePerformance( "Average time per iteration: " + ( totalTimeForAllIterationsExceptFirst / ( count - 1 ) ).ToString() + " ms" );
}
}
public static void Run(Snippet snippet, int count, bool interactive, EngineLoadingMode engineLoadingMode, bool reuseLoadedEngine)
{
isInteractive = interactive;
int totalTimeForAllIterationsExceptFirst = 0;
int totalMemoryIncrementForAllIterationsExceptFirst = 0;
int prevIterationMemory = 0;
for (int i = 1; i <= count; i++)
{
try {
DateTime started = DateTime.Now;
if (engine == null)
{
engine = loadEngine(engineLoadingMode, out engineLoader);
}
if (count > 1)
{
initPerformanceCounters();
tracePerformanceBegin("Iteration " + i.ToString() + "...");
}
try {
snippet(engine);
} finally {
if (!reuseLoadedEngine)
{
unloadEngine(ref engine, ref engineLoader);
}
else
{
// If a scenario is run repeatedly (Ctrl-P) without the engine being recycled,
// a lot of native objects may be created in each cycle consuming a lot
// of native memory of which the garbage collector is unaware. This eventually
// might lead to memory problems. To prevent the build-up of not collected
// large memory objects we force the GC to collect here. This is NOT REQUIRED
// in most real-life scenarios.
GC.Collect();
}
}
if (count > 1)
{
int elapsedTime = (int)(DateTime.Now - started).TotalMilliseconds;
int memory = 0;
try {
memory = (int)performanceCounter.NextValue();
} catch (Exception) {
// Ignore. Zero memory will indicate that something went wrong
}
if (i >= 2)
{
totalTimeForAllIterationsExceptFirst += elapsedTime;
totalMemoryIncrementForAllIterationsExceptFirst += memory - prevIterationMemory;
}
prevIterationMemory = memory;
traceMemory(memory);
tracePerformanceEnd("OK (" + elapsedTime.ToString() + " ms, " + memory.ToString() + " bytes)");
}
} catch (AssertionFailedException e) {
traceException(e.Message, e.Frame.GetFileName(), e.Frame.GetFileLineNumber());
} catch (Exception e) {
traceExceptionEx(e.Message, 1);
}
}
if (count > 1)
{
tracePerformance("Average time per iteration: " + (totalTimeForAllIterationsExceptFirst / (count - 1)).ToString() + " ms");
}
}