// 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:

 // e32test\power\t_persistrestart.cpp

 // 

 //

 #include <e32hal.h>

 #include <e32modes.h>

 #include <e32power.h>

 #include <e32test.h>

 #include <hal.h>

 #include <f32file.h>

 #include <e32uid.h>

 #define TEST_STARTUP_MODE

 #define TEST_RESTART

 const TInt KStartupModeLess = -1;

 GLDEF_D RTest test(_L("Persist startup mode test"));

 void DoTests()

 	{

 	TInt r;

 	TInt startupMode = -1;

 	TInt maxStartupModes = -1;

 	TInt maxCustomRestartReasons = -1;

 	// Read the largest possible persistable value (via HAL Custom Restart)

 	r = HAL::Get( HALData::EMaximumCustomRestartReasons, maxCustomRestartReasons );

 	test( r == KErrNone );

 	test.Printf(_L("Fetching largest possible persistable value (via HAL Custom Restart)..\nmaxCustomRestartReasons = %d\n"), maxCustomRestartReasons);

 	// Read the largest possible persistable value

 	r = HAL::Get( HALData::EMaximumRestartStartupModes, maxStartupModes );

 	test( r == KErrNone );

 	test.Printf(_L("Fetching largest possible persistable value..\nmaxStartupModes = %d\n"), maxStartupModes);

 	// Read the restart reason

 	r = RProperty::Get(KUidSystemCategory, KSystemStartupModeKey, startupMode);

 	test( r == KErrNone );

 	test.Printf(_L("Reading the stored restart value..\nstartupMode = %d\n"), startupMode);

 	// If the restart reason is a default value then it means that the board wasn't restarted with a restart reason.

 	if( startupMode == EStartupModeUndefined )

 		{

 		if ( maxStartupModes != (TInt)0xffffffff )

 			{

 			// Persist the startup mode

 #ifdef TEST_STARTUP_MODE

 			// Test erroneous values first

 			r = HAL::Set( HALData::EPersistStartupModeKernel, KStartupModeLess );

 			test( r == KErrArgument );

 			TUint StartupModeMore = maxStartupModes + 1;

 			r = HAL::Set( HALData::EPersistStartupModeKernel, StartupModeMore );

 			test( r == KErrArgument );		

 #endif

 			}

 		// Then give a proper value

 		r = HAL::Set( HALData::EPersistStartupModeKernel, maxStartupModes );

 		test( r == KErrNone );

 		// Persist contents of HAL file via HALSettings.exe

 		RProcess process;

 		r = process.Create(_L("HALSettings.exe"), _L("PERSIST"));

 		test(r == KErrNone);

 		TRequestStatus status;

 		process.Logon(status);

 		process.Resume();

 		User::WaitForRequest(status);

 		process.Close();

 #ifdef TEST_RESTART

 		// Go ahead and restart the board using a restart reason

 		test.Printf(_L("Enabling wake up power events to restart..\n"));

 		r = Power::EnableWakeupEvents(EPwRestart);

 		test( r == KErrNone );

 		test.Printf(_L("Restarting..\n"));

 		r = Power::PowerDown();

 		test( r == KErrNone );

 #endif

 		}

 	// If the restart reason is within an allowed range it means that the board has indeed been restarted with a restart reason.

 	if( startupMode >= 0 && startupMode <= maxStartupModes )

 		{

 		// Report the restart reason and check whether it's of the same value with the original restart reason (a constant)

 		if ( startupMode != maxStartupModes )

 			test.Printf(_L("\nStartup mode was NOT successfully persisted across system restart.\nStored startup mode = %d"), startupMode);

 		else

 			test.Printf(_L("\nStartup mode (%d) was successfully persisted across system restart.\n"), startupMode);

 		// If the comparison is successful, then exit. Otherwise return the error code.

 		return;

 		}

 	}

 GLDEF_C TInt E32Main()

 //

 // Test restarting and persisting a startup mode

 //

     {

 	test.Start(_L("Test restarting and persisting a startup mode"));

 	DoTests();

  	return(KErrNone);

     }