kerneltest/e32test/usbho/t_otgdi/src/testcase0681.cpp
changeset 9 96e5fb8b040d
child 43 c1f20ce4abcf
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/kerneltest/e32test/usbho/t_otgdi/src/testcase0681.cpp	Thu Dec 17 09:24:54 2009 +0200
@@ -0,0 +1,444 @@
+// 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 "b2bwatchers.h"
+#include "testcase0681.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-0681");
+const TTestCaseFactoryReceipt<CTestCase0681> CTestCase0681::iFactoryReceipt(KTestCaseId);	
+
+CTestCase0681* CTestCase0681::NewL(TBool aHost)
+	{
+	LOG_FUNC
+	CTestCase0681* self = new (ELeave) CTestCase0681(aHost);
+	CleanupStack::PushL(self);
+	self->ConstructL();
+	CleanupStack::Pop(self);
+	return self;
+	}
+	
+
+CTestCase0681::CTestCase0681(TBool aHost)
+	: CTestCaseB2BRoot(KTestCaseId, aHost, iStatus) 
+	{
+	LOG_FUNC
+		
+	} 
+
+
+/**
+ ConstructL
+*/
+void CTestCase0681::ConstructL()
+	{
+	LOG_FUNC
+
+	iDualRoleCase = ETrue;	// another back-back
+		
+	BaseConstructL();
+	}
+
+
+CTestCase0681::~CTestCase0681()
+	{
+	LOG_FUNC
+	iCollector.DestroyObservers();
+	Cancel();
+	}
+
+
+void CTestCase0681::ExecuteTestCaseL()
+	{
+	LOG_FUNC
+	iCaseStep = EPreconditions;
+	iHNPCounter = 3;	//	To be decremented to govern the number of times we do HNP.
+	CActiveScheduler::Add(this);
+	SelfComplete();
+	}
+
+	
+void CTestCase0681::DoCancel()
+	{
+	LOG_FUNC
+	// cancel our timer
+	iTimer.Cancel();
+	}
+
+void CTestCase0681::StepB2BPreconditions()
+	{
+	// prompt to insert connector and activate A-end first...
+	if (gTestRoleMaster)
+		{ // "B" device
+		test.Printf(_L("***** Important note *****\n"));
+		test.Printf(_L("Before commencing test, please\n"));
+		test.Printf(_L("insert 'B'-cable end and activate\n"));
+		test.Printf(_L("the test on the 'A' device.\n"));
+		test.Printf(_L("Then, press any key to continue.\n"));
+		test.Printf(_L("**************************\n"));
+		}
+	else
+		{
+		test.Printf(KInsertACablePrompt);
+		test.Printf(KPressAnyKeyToContinue);
+		}
+
+	RequestCharacter();	
+	}
+
+// handle event completion	
+void CTestCase0681::RunStepL()
+	{
+	LOG_FUNC
+	// Obtain the completion code for this CActive obj.
+	TInt completionCode(iStatus.Int()); 
+	TBuf<MAX_DSTRLEN> aDescription;
+	TInt err(0);
+
+	if(completionCode != KErrNone)
+		{
+	
+		switch(completionCode)
+			{
+			case KTestCaseFailureEventReceived:
+				{
+				TestFailed(KErrAbort, _L("Failure Event Received"));
+				break;
+				}
+			case KTestCaseWatchdogTO:
+				{
+				TestFailed(KErrAbort, _L("Watchdog timer expired"));			
+				break;
+				}
+			default:
+				{
+				TestFailed(KErrAbort, _L("Test step completed with Error"));
+				break;
+				}
+			}
+		iCollector.DestroyObservers();
+		return;
+		}
+
+	switch(iCaseStep)
+		{
+		case EPreconditions:
+			{
+			LOG_STEPNAME(_L("EPreconditions"))
+			iCaseStep = ELoadLdd;
+			StepB2BPreconditions();				
+			break;
+			}
+			
+			// 1. Load the Client LDD 
+		case ELoadLdd:
+			{
+			LOG_STEPNAME(_L("ELoadLdd"))
+			if (!StepLoadClient(0xF681/*use default settings for SRP/HNP support*/))
+				{
+				return TestFailed(KErrAbort, _L("Client Load Failure"));
+				}
+			//  load OTG ldd and init.		
+			if (!StepLoadLDD())
+				{
+				return TestFailed(KErrAbort, _L("OTG Load Failure"));
+				}
+				
+			if(otgActivateFdfActor()!=KErrNone)
+				{
+				return TestFailed(KErrAbort, _L("Couldn't load FDF Actor"));
+				}
+			
+			// test that the right cable is in
+			CheckRoleConnections();
+					
+			// subscribe to OTG states,events and messages now that it has loaded OK
+			TRAPD(result, iCollector.CreateObserversL(*this));
+			if (KErrNone != result)
+				return(TestFailed(KErrNoMemory, _L("Unable to create observers")));
+			iCollector.ClearAllEvents();
+			iCaseStep = EPerformSrp;
+			SelfComplete();
+			break;
+			}
+			
+		case EPerformSrp:
+			{
+			test.Printf(_L("Into EPerformSrp step...\n"));
+
+			if (gTestRoleMaster)
+				{
+				// Trigger SRP
+				iCollector.AddRequiredNotification(EWatcherState, RUsbOtgDriver::EStateBIdle);
+				iCollector.AddRequiredNotification(EWatcherEvent, RUsbOtgDriver::EEventSrpInitiated);
+				iCollector.AddRequiredNotification(EWatcherEvent, RUsbOtgDriver::EEventVbusRaised);	
+				iCollector.AddRequiredNotification(EWatcherState, RUsbOtgDriver::EStateBHost);
+				
+				//	We shouldn't get configured at any point however since ADevice will call 
+				//	BusRespondSrp which should bypass that stage on the way to enabling us to
+				//	role swap.
+				iCollector.AddFailureNotification(EWatcherPeripheralState, EUsbcDeviceStateConfigured);
+
+				err = otgBusRequest();	
+				if (KErrNone != err)
+					{
+					return TestFailed(KErrAbort, _L("Raise Vbus - RUsbOtgDriver::BusRequest() FAILED!"));
+					}
+
+				iCaseStep = ESwappedRoles;
+								}
+			else
+				{ // slave "A"
+				// Wait for SRP
+				
+				iCollector.AddRequiredNotification(EWatcherEvent, RUsbOtgDriver::EEventSrpReceived);
+				
+				iCaseStep = EAReceivedSrp;
+				}
+			const TInt KTestCase0681Timeout = 30000;			//	30 seconds, should be plenty of time for 3 role swaps
+			iCollector.AddStepTimeout(KTestCase0681Timeout);
+			SetActive();
+			break;
+			}
+
+		case EAReceivedSrp:		//	A-Device step only!
+			{
+			test.Printf(_L("Into EAReceivedSrp step...\n"));
+
+			if (KTestCaseWatchdogTO == iStatus.Int())
+				{
+				iCollector.DestroyObservers();
+				return TestFailed(KErrAbort, _L("Timeout"));
+				}			
+
+			iCollector.AddRequiredNotification(EWatcherEvent, RUsbOtgDriver::EEventVbusRaised);
+			iCollector.AddRequiredNotification(EWatcherEvent, RUsbOtgDriver::EEventRoleChangedToDevice);
+			iCollector.AddRequiredNotification(EWatcherState, RUsbOtgDriver::EStateAPeripheral);
+			
+			//	We've received SRP. We use BusRespondSRP to raise VBus and cede the host role
+			err = otgBusRespondSRP();
+			if (KErrNone != err)
+				{
+				return TestFailed(KErrAbort, _L("Raise Vbus - RUsbOtgDriver::BusRequest() FAILED!"));
+				}
+
+			iCaseStep = ESwappedRoles;
+			SetActive();
+			break;
+			}
+
+		case ESwappedRoles:
+			{
+			test.Printf(_L("Into ESwappedRoles step...\n"));
+			if (KTestCaseWatchdogTO == iStatus.Int())
+				{
+				iCollector.DestroyObservers();
+				return TestFailed(KErrAbort, _L("Timeout"));
+				}			
+
+			if (gTestRoleMaster)
+				{
+				//	B-Device should now wait until it is B-Peripheral
+				iCollector.AddRequiredNotification(EWatcherState, RUsbOtgDriver::EStateBPeripheral);
+				iCaseStep = EDefaultRoles;
+				}
+			else
+				{
+				//	A-Device should wait to become a configured A-Peripheral
+				iCollector.AddRequiredNotification(EWatcherPeripheralState, EUsbcDeviceStateConfigured);
+				iCaseStep = EAConfigured;
+				}
+			SetActive();
+			break;
+			}
+			
+		case EAConfigured:	//	A-Device only step
+			{
+			test.Printf(_L("Into EAConfigured step...\n"));
+			if (KTestCaseWatchdogTO == iStatus.Int())
+				{
+				iCollector.DestroyObservers();
+				return TestFailed(KErrAbort, _L("Timeout"));
+				}			
+
+			iCollector.AddRequiredNotification(EWatcherPeripheralState, EUsbcDeviceStateSuspended);
+			iCaseStep = EASuspended;
+			SetActive();
+			break;
+			}
+		
+		case EASuspended:	//	A-Device only step
+			{
+			test.Printf(_L("Into EASuspended step...\n"));
+			if (KTestCaseWatchdogTO == iStatus.Int())
+				{
+				iCollector.DestroyObservers();
+				return TestFailed(KErrAbort, _L("Timeout"));
+				}			
+			
+			iCollector.AddRequiredNotification(EWatcherState, RUsbOtgDriver::EStateAHost);	//	Swapping back to default role
+
+			iCaseStep = EDefaultRoles;
+			SetActive();
+			break;
+			}
+			
+		case EDefaultRoles:
+			{
+			test.Printf(_L("Into EDefaultRoles step...\n"));
+			
+			if ( --iHNPCounter >= 0)
+				{
+				//	We want to do further role swapping
+				if (gTestRoleMaster)
+					{
+					//	B-Device should now wait until it is configured
+					iCollector.AddRequiredNotification(EWatcherPeripheralState, EUsbcDeviceStateConfigured);
+					iCaseStep = EBConfigured;
+					}
+				else
+					{
+					//	A-Device should expect nothing more until it becomes A-Peripheral
+					iCollector.AddRequiredNotification(EWatcherState, RUsbOtgDriver::EStateAPeripheral);
+					iCaseStep = ESwappedRoles;
+					}
+				SetActive();
+				}
+			else
+				{
+				//	We've done 3 x HNP cycles back to default roles. 
+				//	Time to shut down VBus and stop the test case.
+				iCaseStep = EDropVBus;
+				SelfComplete();
+				}
+			break;
+			}
+
+			
+		case EBConfigured:	//	A B-Device only step!
+			{
+			test.Printf(_L("Into EBConfigured step...\n"));
+			if (KTestCaseWatchdogTO == iStatus.Int())
+				{
+				iCollector.DestroyObservers();
+				return TestFailed(KErrAbort, _L("Timeout"));
+				}
+			iCollector.AddRequiredNotification(EWatcherPeripheralState, EUsbcDeviceStateSuspended);
+			iCaseStep = EBSuspended;
+			SetActive();
+			break;
+			}
+			
+		case EBSuspended:	
+			{
+			test.Printf(_L("Into EBSuspended step...\n"));
+			if (KTestCaseWatchdogTO == iStatus.Int())
+				{
+				iCollector.DestroyObservers();
+				return TestFailed(KErrAbort, _L("Timeout"));
+				}			
+			
+			// issue HNP
+			test.Printf(_L("VBus present, attempting a swap.\n"));
+			iCollector.AddRequiredNotification(EWatcherState, RUsbOtgDriver::EStateBHost);
+
+			err = otgBusRequest();	//	Request the host role
+
+			if (KErrNone != err)
+				{
+				test.Printf(_L("BusRequest returned %d\n"),err);
+				return TestFailed(KErrAbort, _L("BusRequest() failed!"));
+				}
+		
+			iCaseStep = ESwappedRoles;
+			SetActive();
+			break;
+			}
+			
+
+
+		case EDropVBus:
+			LOG_STEPNAME(_L("EDropVBus"))
+
+			iCollector.AddRequiredNotification(EWatcherEvent, RUsbOtgDriver::EEventVbusDropped);
+			if ( gTestRoleMaster)
+				{
+				iCollector.AddRequiredNotification(EWatcherState, RUsbOtgDriver::EStateBIdle);
+				iCollector.AddRequiredNotification(EWatcherEvent, RUsbOtgDriver::EEventRoleChangedToDevice);
+				}
+			else
+				{ // SLAVE "A"
+				otgBusDrop();
+				iCollector.AddRequiredNotification(EWatcherState, RUsbOtgDriver::EStateAIdle);
+				iCollector.AddRequiredNotification(EWatcherEvent, RUsbOtgDriver::EEventRoleChangedToHost);
+				}
+			iCaseStep = EVBusDropped;
+			SetActive();
+			break;
+			
+		case EVBusDropped:
+			LOG_STEPNAME(_L("ELoopVerifyDrop"))
+			if (KTestCaseWatchdogTO == iStatus.Int())
+				{
+				return TestFailed(KErrAbort, _L("Timeout"));
+				}
+				
+			if (otgVbusPresent())
+				{
+				return TestFailed(KErrAbort, _L("Vbus did not drop - FAILED!"));
+				}
+			iCaseStep = EUnloadLdd;
+			SelfComplete();
+			break;
+			
+		case EUnloadLdd:
+			LOG_STEPNAME(_L("EUnloadLdd"))
+			otgDeactivateFdfActor();
+			iCollector.DestroyObservers();
+			if (EFalse == StepUnloadLDD())
+				return TestFailed(KErrAbort,_L("unload Ldd failure"));	
+			if (!StepUnloadClient())
+				return TestFailed(KErrAbort,_L("Client Unload Failure"));	
+
+			iCaseStep = ELastStep;
+			SelfComplete();
+			break;
+			
+		case ELastStep:
+			LOG_STEPNAME(_L("ELastStep"))
+			TestPassed();
+			break;
+			
+		default:
+			test.Printf(_L("<Error> unknown test step"));
+			Cancel();
+			return (TestFailed(KErrCorrupt, _L("<Error> unknown test step")));
+		}
+	}