// Copyright (c) 2009-2010 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of "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:

//

#include <e32test.h>

#include <bautils.h>

#include "featmgrserver.h"

#include "featmgrconfiguration.h"

static TInt TheProcessHandleCount = 0;

static TInt TheThreadHandleCount = 0;

static TInt TheAllocatedCellsCount = 0;

#ifdef _DEBUG

static const TInt KBurstRate = 20;

#endif

void DestroyTestEnv();

///////////////////////////////////////////////////////////////////////////////////////

static RTest TheTest(_L("t_fmgrstartup"));

#ifdef EXTENDED_FEATURE_MANAGER_TEST

_LIT( KZOrgFeaturesFile, "Z:\\Private\\10205054\\features.dat" );

_LIT( KFeaturesFile, "C:\\Private\\102836E5\\features.dat" );

_LIT( KFeaturesDir, "C:\\Private\\102836E5\\" );

#endif

///////////////////////////////////////////////////////////////////////////////////////

//Test macros and functions

void Check1(TInt aValue, TInt aLine)

    {

    if(!aValue)

        {

        DestroyTestEnv();

        RDebug::Print(_L("*** Expression evaluated to false. Line %d\r\n"), aLine);

        TheTest(EFalse, aLine);

        }

    }

void Check2(TInt aValue, TInt aExpected, TInt aLine)

    {

    if(aValue != aExpected)

        {

        DestroyTestEnv();

        RDebug::Print(_L("*** Expected: %d, got: %d. Line %d\r\n"), aExpected, aValue, aLine);

        TheTest(EFalse, aLine);

        }

    }

#define TEST(arg) ::Check1((arg), __LINE__)

#define TEST2(aValue, aExpected) ::Check2(aValue, aExpected, __LINE__)

///////////////////////////////////////////////////////////////////////////////////////

void CreateTestEnv()

    {

    //KFeaturesDir is defined only if EXTENDED_FEATURE_MANAGER_TEST is defined     

#ifdef EXTENDED_FEATURE_MANAGER_TEST    

    RFs fs;

    TInt err = fs.Connect();

    TEST2(err, KErrNone);

    err = fs.MkDir(KFeaturesDir);

    TEST (err == KErrNone || err == KErrAlreadyExists);

    (void)fs.Delete(KFeaturesFile);

    err = BaflUtils::CopyFile(fs, KZOrgFeaturesFile, KFeaturesDir);

    TEST2 (err, KErrNone);

    err = fs.SetAtt(KFeaturesFile, KEntryAttNormal, KEntryAttReadOnly);

    TEST2 (err, KErrNone);

    fs.Close();

#endif

    }

//Deletes all created test files.

void DestroyTestEnv()

    {

    //KFeaturesDir is defined only if EXTENDED_FEATURE_MANAGER_TEST is defined     

#ifdef EXTENDED_FEATURE_MANAGER_TEST

    RFs fs;

    TInt err = fs.Connect();

    if(err == KErrNone)

        {

        err = fs.Delete(KFeaturesFile);

        if (err != KErrNone)

            {

            RDebug::Print(_L("Warning: Clean test enviroment failed with error %d"), err);

            }

        }

    fs.Close();

#endif        

    }

///////////////////////////////////////////////////////////////////////////////////////

static void MarkHandles()

    {

    RThread().HandleCount(TheProcessHandleCount, TheThreadHandleCount);

    }

static void MarkAllocatedCells()

    {

    TheAllocatedCellsCount = User::CountAllocCells();

    }

static void CheckAllocatedCells()

    {

    TInt allocatedCellsCount = User::CountAllocCells();

    TEST2(allocatedCellsCount, TheAllocatedCellsCount);

    }

static void CheckHandles()

    {

    TInt endProcessHandleCount;

    TInt endThreadHandleCount;

    RThread().HandleCount(endProcessHandleCount, endThreadHandleCount);

    TEST2(TheProcessHandleCount, endProcessHandleCount);

    TEST2(TheThreadHandleCount, endThreadHandleCount);

    }

static void OomPreStep(TInt aFailingAllocationNo)

    {

    aFailingAllocationNo = aFailingAllocationNo; //to silent the warning in urel build

    MarkHandles();

    MarkAllocatedCells();

    __UHEAP_MARK;

    __UHEAP_SETBURSTFAIL(RAllocator::EBurstFailNext, aFailingAllocationNo, KBurstRate);

    }

static void OomPostStep()

    {

    __UHEAP_RESET;

    __UHEAP_MARKEND;

    CheckAllocatedCells();

    CheckHandles();

    }

///////////////////////////////////////////////////////////////////////////////////////

static void CreateAndDestroyFeatMgrServerL()

    {

    CFeatMgrServer* server = CFeatMgrServer::NewLC(KServerCActivePriority);

    CleanupStack::PopAndDestroy(server);

    }

/**

@SYMTestCaseID          PDS-EFM-CT-4109

@SYMTestCaseDesc        

@SYMTestPriority        High

@SYMTestActions         

@SYMTestExpectedResults Test must not fail

@SYMDEF                 DEF144262

*/

void FeatMgrServerStartupOomTest()

    {

    TInt err = KErrNoMemory;

    TInt failingAllocationNo = 0;

    TheTest.Printf(_L("Iteration:\r\n"));

    while(err == KErrNoMemory)

        {

        TheTest.Printf(_L(" %d"), ++failingAllocationNo);

        OomPreStep(failingAllocationNo);

        TRAP(err, CreateAndDestroyFeatMgrServerL());

        OomPostStep();

        }

    if(err != KErrNoMemory)

        {

        TEST2(err, KErrNone);   

        }

    TheTest.Printf(_L("\r\n===OOM test succeeded at heap failure rate of %d ===\r\n"), failingAllocationNo);

    }

/**

@SYMTestCaseID          PDS-EFM-CT-4110

@SYMTestCaseDesc        

@SYMTestPriority        High

@SYMTestActions         

@SYMTestExpectedResults Test must not fail

@SYMDEF                 DEF144262

*/

void FeatMgrServerStartupFileIoTest()

    {

    RFs fs;

    TInt err = fs.Connect();

    TEST2(err, KErrNone);

    err = KErrNotFound;

    TInt cnt=1;

    for(;err<KErrNone;++cnt)

        {

        TheTest.Printf(_L("===Iteration %d. Simulated error:\r\n"), cnt);       

        for (TInt fsError=KErrNotFound;fsError>=KErrBadName;--fsError)

            {

//            if(fsError == KErrNotFound || fsError == KErrCorrupt || fsError == KErrPathNotFound || fsError == KErrEof)

//                {

//                continue;//The server code panics

//                }

            TheTest.Printf(_L("%d "), fsError);

            (void)fs.SetErrorCondition(fsError, cnt);

            TRAP(err, CreateAndDestroyFeatMgrServerL());

            (void)fs.SetErrorCondition(KErrNone);

            }

        TheTest.Printf(_L("\r\n"));

        }

    fs.Close();

    TheTest.Printf(_L("\r\n===File I/O error simulation test succeeded on iteration %d===\r\n"), cnt);

    }

void DoTestsL()

    {

    CActiveScheduler* scheduler = new CActiveScheduler;

    TEST(scheduler != NULL);

    CActiveScheduler::Install(scheduler);

    TheTest.Start(_L("@SYMTestCaseID:PDS-EFM-CT-4109 CFeatMgrServer::NewLC() OOM test"));

    FeatMgrServerStartupOomTest();

    TheTest.Next(_L("@SYMTestCaseID:PDS-EFM-CT-4110 CFeatMgrServer::NewLC() file I/O error simulation test"));

    FeatMgrServerStartupFileIoTest();

    delete scheduler;

    }

TInt E32Main()

    {

    TheTest.Title();

    CTrapCleanup* tc = CTrapCleanup::New();

    TheTest(tc != NULL);

    __UHEAP_MARK;

    CreateTestEnv();

    TRAPD(err, DoTestsL());

    DestroyTestEnv();

    TEST2(err, KErrNone);

    __UHEAP_MARKEND;

    TheTest.End();

    TheTest.Close();

    delete tc;

    User::Heap().Check();

    return KErrNone;

    }