kerneltest/e32test/usbho/t_otgdi/src/testcase0462.cpp
author Slion
Tue, 08 Dec 2009 08:11:42 +0100
branchanywhere
changeset 19 f6d3d9676ee4
parent 0 a41df078684a
child 253 d37db4dcc88d
permissions -rw-r--r--
Trying to figure out how to implement my WINC like compatibility layer. Going the emulation way is probably not so smart. We should not use the kernel but rather hook native functions in the Exec calls.

// Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
// All rights reserved.
// This component and the accompanying materials are made available
// under the terms of the License "Eclipse Public License v1.0"
// which accompanies this distribution, and is available
// at the URL "http://www.eclipse.org/legal/epl-v10.html".
//
// Initial Contributors:
// Nokia Corporation - initial contribution.
//
// Contributors:
//
// Description:
// @internalComponent
// 
//

#include <e32std.h>
#include <e32std_private.h>
#include <u32std.h> 	// unicode builds
#include <e32base.h>
#include <e32base_private.h>
#include <e32Test.h>	// RTest headder
#include "testcaseroot.h"
#include "testcasewd.h"
#include "testcase0462.h"



// the name below is used to add a pointer to our construction method to a pointer MAP in 
// the class factory
_LIT(KTestCaseId,"PBASE-USB_OTGDI-0462");
const TTestCaseFactoryReceipt<CTestCase0462> CTestCase0462::iFactoryReceipt(KTestCaseId);	

CTestCase0462* CTestCase0462::NewL(TBool aHost)
	{
	LOG_FUNC
	CTestCase0462* self = new (ELeave) CTestCase0462(aHost);
	CleanupStack::PushL(self);
	self->ConstructL();
	CleanupStack::Pop(self);
	return self;
	}
	

CTestCase0462::CTestCase0462(TBool aHost)
:	CTestCaseRoot(KTestCaseId, aHost)
	{
	LOG_FUNC
		
	} 


/**
 ConstructL
*/
void CTestCase0462::ConstructL()
	{
	LOG_FUNC
	iRepeats = KOperationRetriesMax;
	iWDTimer = CTestCaseWatchdog::NewL();
	
	BaseConstructL();
	}


CTestCase0462::~CTestCase0462()
	{
	LOG_FUNC

	Cancel();
	delete iWDTimer;
	}


void CTestCase0462::ExecuteTestCaseL()
	{
	LOG_FUNC
	iCaseStep = ELoadLdd;
	
	CActiveScheduler::Add(this);
	SelfComplete();

	}


void CTestCase0462::DescribePreconditions()
	{
	test.Printf(_L("Insert 'A' connector beforehand.\n"));
	}

	
void CTestCase0462::DoCancel()
	{
	LOG_FUNC

	// cancel our timer
	iTimer.Cancel();
	}
	
void CTestCase0462::CancelKB(CTestCaseRoot *pThis)
	{
	CTestCase0462 * p = REINTERPRET_CAST(CTestCase0462 *,pThis);
	// cancel any pending call, and then complete our active obj with a timeout value

	p->iConsole->ReadCancel();
	
	}	
	

// handle event completion	
void CTestCase0462::RunStepL()
	{
	LOG_FUNC
	// Obtain the completion code for this CActive obj.
	TInt completionCode(iStatus.Int()); 
	// NOTE: Look at its iStatus.iFlags. 
	// If it's 1, it's b -> you called SetActive() but the service provider didn't set it to KRequestPending or it got overwritten. 
	// If it's 2, it's a -> you didn't called SetActive() when issuing a request.				
	
	TBuf<MAX_DSTRLEN> aDescription;
		
	switch(iCaseStep)
		{
		case EPreconditions:
			iCaseStep = ELoadLdd;
			if (iAutomated)
				{
				iCaseStep = ELoadLdd;
				SelfComplete();
				break;
				}
			// prompt to insert connector
			test.Printf(KInsertAConnectorPrompt);
			test.Printf(KPressAnyKeyToContinue);
			RequestCharacter();			
			break;
			
		case ELoadLdd:
			if (!StepLoadLDD())
				{
				break;
				}

			iCaseStep = ERegisterForEvents;
			iDequeAttempts = 0;	
			SelfComplete();
			break;

			// 2. wait on ID_PIN
		case ERegisterForEvents:
			// prompt to remove connector
			test.Printf(KRemoveAConnectorPrompt);		
			if (iDequeAttempts > 3)
				{
				return (TestFailed(KErrCorrupt, _L("<Error> too many irrelevant/incorrect events")));
				}

			otgQueueOtgEventRequest( iOTGEvent, iStatus);
			iCaseStep = EEmptyQueue;
			iIDcheckStart.HomeTime();
			SetActive();
			break;

			// 3. pick up events already buffered when we started test
		case EEmptyQueue: 
			{
			
			TInt aMillisec;
			iIDcheckEnd.HomeTime();
			TTimeIntervalMicroSeconds ivlMicro(iIDcheckEnd.MicroSecondsFrom(iIDcheckStart));
			aMillisec = (TInt)(ivlMicro.Int64())/1000;	// USB times are in uSec, but in ms for the user layer
			iCaseStep = EGetAndCancelEvent;
			// test if too quick!
			if(aMillisec < KDelayDurationForQEmpty) // use 200ms - clocked at 17ms
				{
				iCaseStep = ERegisterForEvents;
				iDequeAttempts++;
				SelfComplete();
				break;
				}
			}// drop through to next step
			
			// 4.
		case EGetAndCancelEvent:
			OtgEventString(iOTGEvent, aDescription);
			test.Printf(_L("Received event %d '%S' status(%d)"), iOTGEvent, &aDescription, completionCode);
			if (RUsbOtgDriver::EEventAPlugRemoved == iOTGEvent)
				{
				otgQueueOtgEventRequest( iOTGEvent, iStatus);
				// cancel it and then generate 6 more events
				otgCancelOtgEventRequest();
				// swallow the cancellation now too
				User::WaitForRequest(iStatus);

				iCaseStep = ECancelNotify;
				}
			else
				{			
				// wrong event in the Q already, keep at it
				iCaseStep = ERegisterForEvents;	
				iDequeAttempts++;
				}
			SelfComplete();
			break;		

			// 5. prepare to insert 'A'
		case ECancelNotify:  
			iRepeats = KOperationRetriesMax;
			iCaseStep = EInsertA;
			SelfComplete();
			break;
			
		case EInsertA: // 6. remove 'A'
			iConsole->ReadCancel();
			test.Printf(KInsertAConnectorPrompt);

			iCaseStep = ERemoveA;
			test.Printf(KPressAnyKeyToContinue);
			RequestCharacter();			
			break;
			
			// 7.
		case ERemoveA:
			iConsole->ReadCancel();
			test.Printf(KRemoveAConnectorPrompt);
			if (iRepeats-- >0)
				iCaseStep = EInsertA;
			else
				iCaseStep = ETallyEvents;
			test.Printf(KPressAnyKeyToContinue);
			RequestCharacter();
			break;
			
			// 8.
		case ETallyEvents:
			iConsole->ReadCancel();
			// tests if the object became signalled or not!
			// we expect if it did in fact do so, our Active object would panic (stray signal)
			SelfComplete();
			iCaseStep = EUnloadLdd;
			break;
			
			// 9.
		case EUnloadLdd:
		case ELastStep:
			if (EFalse == StepUnloadLDD())
				return TestFailed(KErrAbort,_L("unload Ldd failure"));	
			
			return TestPassed();

		default:
			test.Printf(_L("<Error> unknown test step"));
			Cancel();
			return (TestFailed(KErrCorrupt, _L("<Error> unknown test step")));

		}
	}