kerneltest/e32test/power/t_persistrestart.cpp
changeset 0 a41df078684a
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/kerneltest/e32test/power/t_persistrestart.cpp	Mon Oct 19 15:55:17 2009 +0100
@@ -0,0 +1,118 @@
+// 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);
+    }