// Copyright (c) 1996-2009 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:

// f32test\server\t_fsys.cpp

// 

//

#define __E32TEST_EXTENSION__

#include <f32file.h>

#include <f32file_private.h>

#include <e32test.h>

#include "t_server.h"

#include "fat_utils.h"

#include "filesystem_fat.h"

using namespace Fat_Test_Utils;

RTest test(_L("T_FSYS"));

static void TestFileSystemNames()

    {

    TFullName name;

        {

        else

        }

    }

static void CheckDismount(TDesC& aFs,TInt aDrive)

    {

    if (aDrive==EDriveC) // ??? Can't test on C: - see below

        return;

    TInt r;

    TFullName oldSess, newSess;

    r=TheFs.SessionPath(oldSess);

    TChar c;

    r=TheFs.DriveToChar(aDrive,c);

    newSess.Append(c);

    newSess.Append(':');

    newSess.Append('\\');

    TBuf<128> b;

    TDriveInfo di;

    r=TheFs.Drive(di,aDrive);

    test.Next(b);

    // Test cannot dismount on rom drive

    TFullName zName;

    r=TheFs.FileSystemName(zName,EDriveZ);

    r=TheFs.DismountFileSystem(zName,EDriveZ);

    // NB if paging is enabled on a ROFS partition which is part of the composite file system then the 

    // likelihood is that there will be a at least one file clamped: in this case there error will be KErrInUse

    // Test cannot dismount on wrong drive

    r=TheFs.DismountFileSystem(aFs,EDriveA);

    // Test cannot dismount with wrong name

    r=TheFs.DismountFileSystem(_L("abc"),aDrive);

    // Test cannot dismount with a file open

    r=TheFs.SetSessionPath(newSess);

    RFile file;

    r=file.Replace(TheFs,_L("abc"),EFileShareAny);

    r=TheFs.SessionPath(newSess);

    TBool open;

    r=TheFs.IsFileOpen(_L("abc"),open);

    test(open);

    r=TheFs.DismountFileSystem(aFs,aDrive);

    file.Close();

    // Now test dismount works

    r=TheFs.DismountFileSystem(aFs,aDrive);

    if(r!=KErrNone)

        {

        test(EFalse);

        }

    TFullName n;

    r=TheFs.FileSystemName(n,aDrive);

    test(!n.Length());

    r=file.Replace(TheFs,_L("abc"),EFileShareAny);

    file.Close();

    r=TheFs.MountFileSystem(aFs,aDrive);

    if(r!=KErrNone) 

        {

        test.Printf(_L("error = %d\n"),r);

        test(EFalse);

        }

    r=TheFs.FileSystemName(n,aDrive);

    test(n.Compare(aFs)==0);

    r=file.Replace(TheFs,_L("abc"),EFileShareAny); // ??? bang

    file.Close();

    r=TheFs.SetSessionPath(oldSess);

    }

static void TestDismountFileSystem(TInt aDrive)

    {

    TInt r;

    TFullName name;

    r=TheFs.FileSystemName(name,aDrive);

    if(name.Length())

        CheckDismount(name,aDrive);

    }

//

// Mount a new CTestFileSystem on the drive under test

//

    {

    TBuf<64> b;

    TChar c;

    TInt r=TheFs.DriveToChar(aDrive,c);

    TDriveInfo di;

    r=TheFs.Drive(di,aDrive);

    test.Next(b);

    if(r!=KErrNone && r!=KErrAlreadyExists)

        {

        test(EFalse);

        }

    TFullName oldFs;

    r=TheFs.FileSystemName(oldFs,aDrive);

//  TFileName oldFs;

//  r=TheFs.FileSystemName(oldFs,aDrive);

    r=TheFs.DismountFileSystem(oldFs,aDrive);

    if(r!=KErrNone)

        {

        test(EFalse);

        }

    TFileName newFs;

    r=TheFs.FileSystemName(newFs,aDrive);

    // Check attributes

    TDriveInfo info;

    r=TheFs.Drive(info,aDrive);

    //Try to remove filesystem without dismounting.

    if(r!=KErrInUse)

        {

        test(EFalse);

        }

    r=TheFs.FileSystemName(newFs,aDrive);

    r=TheFs.DismountFileSystem(newFs,aDrive);

    r=TheFs.MountFileSystem(oldFs,aDrive);

    }

static void TestMountInvalidDrive()

    {

    }

// Additional step for INC083446: Corrupted miniSD not detected as corrupted by phone 

static void TestMountingBrokenMedia(TInt aDrive)

//

// Mount a new CTestFileSystem on the drive under test

//

    {

    if (aDrive==EDriveC) // ??? Can't test on C:

        return;

    TBuf<64> b;

    TChar c;

    TInt r=TheFs.DriveToChar(aDrive,c);

    TDriveInfo di;

    r=TheFs.Drive(di,aDrive);

    test.Next(b);

    if(r!=KErrNone && r!=KErrAlreadyExists)

        {

        test(EFalse);

        }

    TFullName oldFs;

    r=TheFs.FileSystemName(oldFs,aDrive);

    r=TheFs.DismountFileSystem(oldFs,aDrive);

    if(r!=KErrNone)

        {

        test(EFalse);

        }

    TFileName newFs;

    r=TheFs.FileSystemName(newFs,aDrive);

    // Get the number of remounts by checking the volume attributes -

    // T_TFSYS2 hijacks the iBattery member to report back the number of times MountL() has been called

    TDriveInfo info;

    TInt remounts;

    r=TheFs.Drive(info,aDrive);

    test.Printf(_L("iType=%d,iBattery=%d,iDriveAtt=%x,iMediaAtt=%x\n"),(TUint)info.iType,\

        (TUint)info.iBattery,info.iDriveAtt,info.iMediaAtt);

    remounts = (TInt) info.iBattery;

    // Make the file server attempt to remount the drive by looking for a non-existant DLL

    // The file server should setop trying to remount the driver after KMaxMountFailures attempts

    const TInt KMaxMountFailures = 3;   // copied from sf_drv.cpp

    const TInt KEntryAttempts = 10;

    TInt entryAttempts;

    for (entryAttempts=0; entryAttempts < KEntryAttempts; entryAttempts++)

        {

        TEntry entry;

        _LIT(KNonExistantFilename, "NONEXISTANT_FILENAME.DLL");

        r = TheFs.Entry(KNonExistantFilename, entry);

        }

    r=TheFs.Drive(info,aDrive);

    test.Printf(_L("iType=%d,iBattery=%d,iDriveAtt=%x,iMediaAtt=%x\n"),(TUint)info.iType,\

        (TUint)info.iBattery,info.iDriveAtt,info.iMediaAtt);

    remounts = (TInt) info.iBattery;

    test(remounts ==  KMaxMountFailures);

    // simulate a media change to reset failure count

    r = TheFs.RemountDrive(aDrive, NULL, 0);

    // now try mounting again & verify the the file server attempts to mount the drive again

    for (entryAttempts=0; entryAttempts < KEntryAttempts; entryAttempts++)

        {

        TEntry entry;

        _LIT(KNonExistantFilename, "NONEXISTANT_FILENAME.DLL");

        r = TheFs.Entry(KNonExistantFilename, entry);

        }

    r=TheFs.Drive(info,aDrive);

    test.Printf(_L("iType=%d,iBattery=%d,iDriveAtt=%x,iMediaAtt=%x\n"),(TUint)info.iType,\

        (TUint)info.iBattery,info.iDriveAtt,info.iMediaAtt);

    remounts = (TInt) info.iBattery;

    test(remounts ==  KMaxMountFailures * 2);

    r=TheFs.DismountFileSystem(newFs,aDrive);

    r=TheFs.MountFileSystem(oldFs,aDrive);

    if(r!=KErrNone)

        {

        test(EFalse);

        }

    }

/**

    Testing obtaining media serial number for the substituted drives

*/

static void TestSubstDriveMediaSerialNumber()

{

    TInt  nRes;

    const TInt currDrvNum=CurrentDrive();

    TDriveInfo drvInfo;

    nRes=TheFs.Drive(drvInfo, currDrvNum);

    if(drvInfo.iDriveAtt & (KDriveAttRom | KDriveAttRedirected | KDriveAttSubsted))

    {

        test.Printf(_L("Can't test on this drive!\n"));

        return;

    }

    TMediaSerialNumber serNum;

    //-- test Media Serial Number on unexisting drive

    {

    for(TInt drvNum=EDriveA; drvNum<=EDriveZ; ++drvNum)

        {

        TDriveInfo drvInfo;

        if(KErrNone==TheFs.Drive(drvInfo, drvNum) && drvInfo.iType==EMediaNotPresent)

            {

            // found a non-extant drive, test it...

            nRes = TheFs.GetMediaSerialNumber(serNum, drvNum);

            break;

            }

        }

    }

    nRes = TheFs.GetMediaSerialNumber(serNum, currDrvNum);

    if(nRes != KErrNone)

    {

        test.Printf(_L("Test is inconsintent on this drive!\n"));

        return;

    }

    TFileName substPath;                //-- path to the directory to substitute

    const TInt KSubstDrv = EDriveO;     //-- drive to be substituted

    //-- make directory, which will be substituted ad a drive

    substPath.Format(_L("%c:\\SubstDrv1\\"), (TUint8)'A'+currDrvNum);

    MakeDir(substPath);

    nRes = TheFs.SetSubst(substPath, KSubstDrv);

    //-- an attempt to obtain Media Serial Number on a substed drive shall result in KErrNotSupported

    nRes = TheFs.GetMediaSerialNumber(serNum, KSubstDrv);

    //-- delete substed drive

    nRes = TheFs.SetSubst(_L(""), KSubstDrv);

}

//----------------------------------------------------------------------------------------------

//! @SYMTestCaseID      PBASE-t_fsys-0317

//! @SYMTestType        CIT

//! @SYMPREQ            CR0882

//! @SYMTestCaseDesc    This test case is testing querying file system sub type name using 

//!                     RFs::QueryVolumeInfoExt() API.

//! @SYMTestActions     1   querys sub type of file system on volumes mounted with 'Fat' file system

//!                     2   querys sub type of file system on volumes mounted with 'Lffs' file system

//!                     3   querys sub type of file system on volumes mounted with 'rofs' file system

//!                     4   querys sub type of file system on volumes mounted with other file systems

//! @SYMTestExpectedResults 

//!                     1   returned error code should be KErrNone, descriptor should match 'FAT12' or 'FAT16' or 'FAT32'

//!                     2   returned error code should be KErrNotSupported, descriptor should match 'Lffs'

//!                     3   returned error code should be KErrNotSupported, descriptor should match 'rofs'

//!                     4   returned error code should be KErrNotSupported, descriptor length should not be zero

//! @SYMTestPriority        High

//! @SYMTestStatus          Implemented

//----------------------------------------------------------------------------------------------