// 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 "testcase0675.h"

#define _REPEATS (oOpenIterations*3)

// 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-0675");

const TTestCaseFactoryReceipt<CTestCase0675> CTestCase0675::iFactoryReceipt(KTestCaseId);	

CTestCase0675* CTestCase0675::NewL(TBool aHost)

	{

	LOG_FUNC

	CTestCase0675* self = new (ELeave) CTestCase0675(aHost);

	CleanupStack::PushL(self);

	self->ConstructL();

	CleanupStack::Pop(self);

	return self;

	}

CTestCase0675::CTestCase0675(TBool aHost)

:	CTestCaseRoot(KTestCaseId, aHost)

	{

	LOG_FUNC

	} 

/**

 ConstructL

*/

void CTestCase0675::ConstructL()

	{

	LOG_FUNC

	iWDTimer = CTestCaseWatchdog::NewL();

	iRepeats = OPEN_REPEATS;

	BaseConstructL();

	}

CTestCase0675::~CTestCase0675()

	{

	LOG_FUNC

	Cancel();

	delete iWDTimer;

	}

void CTestCase0675::ExecuteTestCaseL()

	{

	LOG_FUNC

	iCaseStep = EPreconditions;

	iRepeats = KOperationRetriesMax;	// VBus event rise retries

	CActiveScheduler::Add(this);

	SelfComplete();

	}

void CTestCase0675::DoCancel()

	{

	LOG_FUNC

	// cancel our timer

	iTimer.Cancel();

	}

void CTestCase0675::CancelKB(CTestCaseRoot *pThis)

	{

	LOG_FUNC

	CTestCase0675 * p = REINTERPRET_CAST(CTestCase0675 *,pThis);

	// cancel any pending call, and then complete our active obj with a cancel value

	p->iConsole->ReadCancel();

	}

void CTestCase0675::CancelNotify(CTestCaseRoot *pThis)

	{

	LOG_FUNC

	CTestCase0675 * p = REINTERPRET_CAST(CTestCase0675 *,pThis);

	// cancel any pending call, and then complete our active obj with a timeout value

	p->otgCancelOtgVbusNotification();

	p->SelfComplete(KTestCaseWatchdogTO);

	}

// This test result depends on all the ID detection tests and the VBus driving and dropping tests have not yet passed

void CTestCase0675::DescribePreconditions()

	{

	test.Printf(_L("Insert 'A' connector beforehand.\n"));

	}

void CTestCase0675::ContinueAfter(TTimeIntervalMicroSeconds32 aMicroSecs, TCaseSteps aStep)

	{

	LOG_VERBOSE2(_L("Wait %dms before drop VBus"), (TInt)(aMicroSecs.Int()/1000));

	iTimer.After(iStatus, aMicroSecs);

	iCaseStep = aStep;

	SetActive();

	}

// handle event completion	

void CTestCase0675::RunStepL()

	{

	LOG_FUNC

	// Obtain the completion code for this CActive obj.

	TInt completionCode(iStatus.Int()); 

	TBuf<MAX_DSTRLEN> aDescription;

	TInt err(0);

	switch(iCaseStep)

		{

		case EPreconditions:

			iCaseStep = ELoadLdd;

			if (iAutomated)

				{

				iCaseStep = ELoadLdd;

				SelfComplete();

				break;

				}

			// prompt to insert connector

			test.Printf(KInsertAConnectorPrompt);

			test.Printf(KPressAnyKeyToContinue);

			RequestCharacter();			

			break;

			// 1. load the LDD and init.

		case ELoadLdd:

			if (!StepLoadLDD())

				{

				break;

				}

			if (iAutomated)

				iCaseStep = ELoopDriveVBus1;

			else

				iCaseStep = EDetectAPlug;

			SelfComplete();

			break;

			// 2. detect 'A' plug now

		case EDetectAPlug:

			if (KTestCaseWatchdogTO == iStatus.Int())

				{

				return TestFailed(KErrAbort, _L("User response too slow - FAILED!"));

				}

			if (!otgIdPinPresent())

				{

				test.Printf(KInsertAConnectorPrompt);

				test.Printf(KPressAnyKeyToContinue);

				RequestCharacter();

				iCaseStep = EDetectAPlug;

				}

			else

				{

				iCaseStep = ELoopDriveVBus1;

				SelfComplete();

				}

			break;

			// 3. Control/branch step in the loop

		case ELoopControl:

			if (--iRepeats)

				{

				iCaseStep = ELoopDriveVBus1;

				}

			else

				{

				iCaseStep = EUnloadLdd;

				}

			SelfComplete();

			break;

			// 4. DRIVE VBUS

		case ELoopDriveVBus1:

			iWDTimer->Cancel();

			test.Printf(_L("Drive VBus, iteration %d/%d\n"), OPEN_REPEATS-iRepeats+1, OPEN_REPEATS);

			// test for VBus rise next

			test.Printf(_L("Waiting for VBus Event\n"));

			iStatus = KRequestPending;

			otgQueueOtgVbusNotification( iOTGVBus, iStatus );

			SetActive();

			// turn on VBus, since the call is not a Queing a-sync call we do this after the async call

			err = otgBusRequest();	// ok to turn on VBus now

			if (KErrNone != err)

				{

				return TestFailed(KErrAbort, _L("Raise Vbus - RUsbOtgDriver::BusRequest() FAILED!"));

				}

			iCaseStep = ELoopVerifyVBus1;

			iWDTimer->IssueRequest(KDelayDurationForLocalTrigger, this, &CancelNotify);

			break;

			// 5. get VBus rise event

		case ELoopVerifyVBus1:

			if (KTestCaseWatchdogTO == iStatus.Int())

				{

				return TestFailed(KErrAbort, _L("Vbus rise not signalled in time - FAILED!"));

				}

			iWDTimer->Cancel();

			// check using the API in a syncronous way too

			if (!otgVbusPresent())

				{

				return TestFailed(KErrAbort, _L("Vbus syncronous call error - FAILED!"));

				}

			iCaseStep = ELoopWait;

			SelfComplete();

			break;

			// 6. DRIVE/claim VBUS 2nd time

		case ELoopDriveVBus2:

			iWDTimer->Cancel();

			test.Printf(_L("Drive VBus double, iteration %d/%d\n"), OPEN_REPEATS-iRepeats+1, OPEN_REPEATS);

			err = otgBusRequest();	// duplicate turn on VBus, we expect an error 

			if (KErrUsbOtgVbusAlreadyRaised != err)

				{

				return TestFailed(KErrAbort, _L("Raise Vbus - RUsbOtgDriver::BusRequest() unexpected result!"));

				}

			iCaseStep = ELoopVerifyVBus2;

			SelfComplete();

			SetActive();

			break;

			// 7 - make sure that the error did not end up killing the bus

		case ELoopVerifyVBus2:

			if (!otgVbusPresent())

				{

				return TestFailed(KErrAbort, _L("Raise Vbus twice resulted in session drop"));

				}

			iCaseStep = ELoopWait;

			SelfComplete();

			SetActive();

			break;

			// 9. wait 50ms after applying Vbus before we are allowed to drop again

		case ELoopWait:	

			ContinueAfter(KDelayBeforeBusDropUs, ELoopDropVBus);

			break;

		case ELoopDropVBus:

			// 10. drop Bus

			otgQueueOtgVbusNotification(iOTGVBus, iStatus );

			// drop Vbus now, since the call is not a Queing a-sync call we do this after the async call

			otgBusDrop();

			SetActive();

			iCaseStep = ELoopVerifyDrop;

			iWDTimer->IssueRequest(KDelayDurationForLocalTrigger, this, &CancelNotify);

			break;

		case ELoopVerifyDrop:

			// 11. get Vbus low event

			if (KTestCaseWatchdogTO == iStatus.Int())

				{

				return TestFailed(KErrAbort, _L("Vbus drop not signalled in time - FAILED!"));

				}

			iWDTimer->Cancel();

			// fetch the value			

			otgQueueOtgVbusNotification( iOTGVBus, iStatus );

			otgCancelOtgVbusNotification();

			User::WaitForRequest(iStatus);

			if (iOTGVBus != RUsbOtgDriver::EVbusLow)

				{

				return TestFailed(KErrAbort, _L("Vbus drop NOT 'seen' - FAILED!"));

				}

			// test again using the 'syncronous' variation

			if (otgVbusPresent())

				{

				return TestFailed(KErrAbort, _L("Vbus syncronous call error - FAILED!"));

				}

			// wait 50ms and then go back to beginning

			ContinueAfter(KDelayBeforeBusDropUs, ELoopControl);

			break;

		case EUnloadLdd:

			// 12. unload

			if (EFalse == StepUnloadLDD())

				return TestFailed(KErrAbort,_L("unload Ldd failure"));	

			iCaseStep = ELastStep;

			SelfComplete();

			break;

		case ELastStep:

			TestPassed();

			break;

		default:

			test.Printf(_L("<Error> unknown test step"));

			Cancel();

			return (TestFailed(KErrCorrupt, _L("<Error> unknown test step")));

		}

	}