sl@0: // Copyright (c) 1996-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of the License "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: // f32test\server\b_open.cpp
sl@0: // 
sl@0: //
sl@0: 
sl@0: #define __E32TEST_EXTENSION__
sl@0: 
sl@0: #include <f32file.h>
sl@0: #include <e32test.h>
sl@0: #include <e32hal.h>
sl@0: #include <f32dbg.h>
sl@0: #include "t_server.h"
sl@0: #include "t_chlffs.h"
sl@0: 
sl@0: #ifdef __WINS__
sl@0: #define WIN32_LEAN_AND_MEAN
sl@0: #pragma warning( disable : 4201 ) // nonstandard extension used : nameless struct/union
sl@0: #include <windows.h>
sl@0: #pragma warning( default : 4201 ) // nonstandard extension used : nameless struct/union
sl@0: #endif
sl@0: 
sl@0: GLDEF_D RTest test(_L("B_OPEN"));
sl@0: 
sl@0: LOCAL_D const TInt KMaxFiles=200;
sl@0: LOCAL_D TBuf<32> nameBuf[KMaxFiles];
sl@0: LOCAL_D TBuf<0x100> nameBuf1;
sl@0: LOCAL_D RFile chan[KMaxFiles];
sl@0: LOCAL_D RFile chan1;
sl@0: LOCAL_D TFileName fBuf;
sl@0: LOCAL_D TVolumeInfo vInfo;
sl@0: LOCAL_D TInt LeaveMemFree;
sl@0: 
sl@0: LOCAL_C void testOpenFiles()
sl@0: //
sl@0: // Open files till memory is full
sl@0: // Write, seek, read, seteof, close, check and delete all files.
sl@0: //
sl@0:     {
sl@0: 	
sl@0: 	TChar currentDrive=gSessionPath[0];
sl@0: 	TInt driveNum;
sl@0: 	TInt r=TheFs.CharToDrive(currentDrive,driveNum);
sl@0: 	test_KErrNone(r);
sl@0: 
sl@0:     TInt i=0;
sl@0: 	TInt totalRam;
sl@0:     FOREVER
sl@0:         {
sl@0: 
sl@0: #if defined(__WINS__)
sl@0: 		DWORD sectorsPerCluster;
sl@0: 		DWORD bytesPerSector;
sl@0: 		DWORD freeClusters;
sl@0: 		DWORD sizeClusters;
sl@0: 		BOOL b=GetDiskFreeSpaceA("C:\\",&sectorsPerCluster,&bytesPerSector,&freeClusters,&sizeClusters);
sl@0: 		test(b==TRUE);
sl@0: 		totalRam=sizeClusters*sectorsPerCluster*bytesPerSector;
sl@0: #else
sl@0: 		TMemoryInfoV1Buf memInfoBuf;
sl@0: 		UserHal::MemoryInfo(memInfoBuf);
sl@0: 		totalRam=memInfoBuf().iTotalRamInBytes;
sl@0: #endif
sl@0:         test.Printf(_L("Open %u\n"),i);
sl@0:         nameBuf[i].Format(_L("B_OPEN test file %d"),i);
sl@0: 		r=chan[i].Replace(TheFs,nameBuf[i],EFileStream|EFileWrite);
sl@0: 		if (r==KErrNone)
sl@0: 			{
sl@0: 			r=chan[i].Write(_L8("SomeText"));
sl@0: 			if ((gDriveCacheFlags & EFileCacheWriteOn) && (r == KErrNone))
sl@0: 				r = chan[i].Flush();
sl@0: 			if (r==KErrDiskFull)
sl@0: 				{
sl@0: 				chan[i].Close();
sl@0: 				test(TheFs.Delete(nameBuf[i])==KErrNone);
sl@0: 				}
sl@0: 			}
sl@0: 		if (r==KErrDiskFull)
sl@0: 			break;
sl@0: 		if (r==KErrNoMemory)
sl@0: 			break;
sl@0: 		if (r!=KErrNone)
sl@0: 			{
sl@0: 			test.Printf(_L("ERROR: RFile::Replace returned %d\n"),r);
sl@0: 			test(EFalse);
sl@0: 			}
sl@0: 
sl@0:         r=TheFs.Volume(vInfo);
sl@0: 		test_KErrNone(r);
sl@0: 		if (driveNum==EDriveC)
sl@0: 	        test.Printf(_L("VInfo size=0x%x free=0x%x TotalRam = 0x%x\n"),vInfo.iSize,vInfo.iFree,totalRam);
sl@0:         test(vInfo.iFree<=vInfo.iSize);
sl@0: 
sl@0: //      r=TheFs.Volume(vInfo,(driveNum==EDriveC) ? EDriveD : EDriveC);
sl@0: //		if (r==KErrNone);
sl@0: //		test(vInfo.iFree<=vInfo.iSize);
sl@0: 	    i++;
sl@0:         if (i==KMaxFiles)
sl@0:             {
sl@0:             if (IsTestingLFFS())
sl@0:                 break;
sl@0:             else
sl@0:                 test.Panic(_L("Too many files opened"));
sl@0:             }
sl@0:         }
sl@0: 
sl@0: 	test.Printf(_L("Created %d extra files\n"),i);
sl@0: 	const TInt n_files=i;
sl@0: 	r=TheFs.Volume(vInfo);
sl@0: 	test_KErrNone(r);
sl@0: 	if (driveNum==EDriveC && (vInfo.iDrive.iMediaAtt & KMediaAttVariableSize))
sl@0: 		{
sl@0: 		test(vInfo.iSize<=totalRam);
sl@0: 		test(vInfo.iFree<=totalRam);
sl@0: 		}
sl@0:     test(vInfo.iFree<=vInfo.iSize);
sl@0: 
sl@0: 	test.Next(_L("SetSize to each file"));
sl@0:     for (i=0;i<n_files;i++)
sl@0:         {
sl@0: 		r=chan[i].SetSize(0);
sl@0: 		test_KErrNone(r);
sl@0:         }
sl@0: 
sl@0: 	test.Next(_L("Write to each file"));
sl@0:     TBuf8<3> numBuf;
sl@0:     for (i=0;i<n_files;i++)
sl@0:         {
sl@0:         test.Printf(_L("Write %u\n"),i);
sl@0: 		numBuf.Format(_L8("%d"),i);
sl@0: 		r=chan[i].Write(0,numBuf);
sl@0: 		test_KErrNone(r);
sl@0:         }
sl@0: 
sl@0: 	test.Next(_L("Seek on each file"));
sl@0:     for (i=0;i<n_files;i++)
sl@0:         {
sl@0:         test.Printf(_L("Seeking %u\n"),i);
sl@0:         TInt pos=0;
sl@0:         r=chan[i].Seek(ESeekStart,pos);
sl@0: 		test_KErrNone(r);
sl@0:         }
sl@0: 
sl@0: 	test.Next(_L("Read from each file"));
sl@0:     TBuf8<3> checkBuf;
sl@0: 	for (i=0;i<n_files;i++)
sl@0:         {
sl@0:         test.Printf(_L("Read %u\n"),i);
sl@0:         r=chan[i].Read(checkBuf,3);
sl@0: 		test_KErrNone(r);
sl@0: 		numBuf.Format(_L8("%d"),i);
sl@0: 		test(numBuf==checkBuf);
sl@0:         }
sl@0: 
sl@0: 	test.Next(_L("Set size of each file"));
sl@0:     for (i=0;i<n_files;i++)
sl@0:         {
sl@0:         test.Printf(_L("Set size %u\n"),i);
sl@0:         r=chan[i].SetSize(i);
sl@0: 		test_KErrNone(r);
sl@0:         }
sl@0: 
sl@0:     r=TheFs.Volume(vInfo);
sl@0: 	test_KErrNone(r);
sl@0: 	if (driveNum==EDriveC && (vInfo.iDrive.iMediaAtt & KMediaAttVariableSize))
sl@0: 		{
sl@0: 	    test(vInfo.iSize<=totalRam);
sl@0: 		test(vInfo.iFree<=totalRam);
sl@0: 		}
sl@0:     test(vInfo.iFree<=vInfo.iSize);
sl@0: 
sl@0: 	test.Next(_L("Close each file"));
sl@0:     for (i=0;i<n_files;i++)
sl@0:         {
sl@0:         test.Printf(_L("Close %u\n"),i);
sl@0:         chan[i].Close();
sl@0:         }
sl@0: 
sl@0: 	test.Next(_L("Open each file"));
sl@0: 
sl@0: 	TInt n_files_open;
sl@0:     for (n_files_open=0; n_files_open < n_files; n_files_open++)
sl@0:         {
sl@0:         r = chan[n_files_open].Open(TheFs,nameBuf[n_files_open],EFileRead|EFileStream);
sl@0: 		test.Printf(_L("Open(%d) ret %d\n"), n_files_open, r);
sl@0: 		if (r != KErrNone)
sl@0: 			{
sl@0: 			if (driveNum==EDriveC && (vInfo.iDrive.iMediaAtt & KMediaAttVariableSize))
sl@0: 				break;
sl@0: 			else
sl@0: 				test(0);
sl@0: 			}
sl@0:         }
sl@0: 
sl@0: 	test.Next(_L("Check size of each file"));
sl@0:     for (i=0;i<n_files_open;i++)
sl@0:         {
sl@0:         test.Printf(_L("Check %u\n"),i);
sl@0:         TInt size;
sl@0: 		TInt r=chan[i].Size(size);
sl@0: 		test.Printf(_L("size of file %u is %d ret %d\n"),i,size, r);
sl@0: 		test_KErrNone(r);
sl@0: 		test_Equal(i,size);
sl@0:         }
sl@0: 
sl@0: 	test.Next(_L("Close each file"));
sl@0:     for (i=0;i<n_files_open;i++)
sl@0:         {
sl@0:         test.Printf(_L("Close %u\n"),i);
sl@0:         chan[i].Close();
sl@0:         }
sl@0: 	
sl@0: 	test.Next(_L("Delete files"));
sl@0:     for (i=0;i<n_files;i++)
sl@0:         {
sl@0:         test.Printf(_L("Delete %u\n"),i);
sl@0:         r=TheFs.Delete(nameBuf[i]);
sl@0: 		test_KErrNone(r);
sl@0:         }
sl@0:     }
sl@0: 
sl@0: 
sl@0: 
sl@0: LOCAL_C void InitTest()
sl@0: //
sl@0: // Create a large file
sl@0: //
sl@0: 	{
sl@0: 	TInt fileNumber = 0;
sl@0: 	TBool fileSizeTruncated;
sl@0: 
sl@0: 	do
sl@0: 		{
sl@0: 		fileSizeTruncated = EFalse;
sl@0: 		nameBuf1.Format(_L("\\Hooge Test File for B_OPEN %d"), fileNumber++);
sl@0: 
sl@0: 		TInt r=chan1.Replace(TheFs,nameBuf1,EFileStream|EFileWrite);
sl@0: 		test_KErrNone(r);
sl@0: 		r=TheFs.Volume(vInfo);
sl@0: 		test_KErrNone(r);
sl@0: 		TInt64 size;
sl@0: 		LeaveMemFree = 0x400; // ???
sl@0: 		if (vInfo.iFree>LeaveMemFree)
sl@0: 			size=vInfo.iFree-LeaveMemFree;
sl@0: 		else
sl@0: 			size=0;
sl@0: 
sl@0: 		const TInt KMaxFileSize = 0x40000000;
sl@0: 
sl@0: 		// test as 64 bit numbers in case size is very large (eg. enough that TInt is
sl@0: 		// not large enough to hold it)
sl@0: 		TInt64 KMaxFileSize64 = MAKE_TINT64(0, KMaxFileSize);
sl@0: 
sl@0: 		test.Printf(_L("Free space available = %08x:%08x\n"), I64HIGH(size), I64LOW(size));
sl@0: 		if (size > KMaxFileSize64)
sl@0: 			{
sl@0: 			size = KMaxFileSize;
sl@0: 			test.Printf(_L("Truncated to %d to avoid current FAT FSY file size limit !!!\n"), size);
sl@0: 			fileSizeTruncated = ETrue;
sl@0: 			}
sl@0: 
sl@0: 		TFileName sessionPath;
sl@0: 		TheFs.SessionPath(sessionPath);
sl@0: 		TBuf<32> message=_L("?: has %ld bytes free\n");
sl@0: 		message[0]=sessionPath[0];
sl@0: 		test.Printf(message,vInfo.iFree);
sl@0: 		if (((vInfo.iDrive.iMediaAtt)&KMediaAttVariableSize)==0)
sl@0: 			{
sl@0: 			// Not a variable sized drive, so should be safe to to just create big file
sl@0: 			test.Printf(_L("Creating %S, 0x%08lx\n"),&nameBuf1,size);
sl@0: 			r=chan1.SetSize((TUint)size);
sl@0: 			}
sl@0: 		else
sl@0: 			{
sl@0: 			// Variable sized drive (proabably RAM drive) needs a bit of special treatment
sl@0: 			// Use a binary search to allocate largest sized file possible...
sl@0: 			test.Printf(_L("Creating %S, 0x%08x\n"),&nameBuf1,size);
sl@0: 			TInt lo = 0;
sl@0: 			TInt hi = (TInt)size;
sl@0: 			const TInt KSizeGranularity = 0x200; // must be power-of-2
sl@0: 			while(hi-lo>KSizeGranularity && r==KErrNone)
sl@0: 				{
sl@0: 				TInt trySize = (lo+hi)/2;
sl@0: 				trySize &= ~(KSizeGranularity-1);
sl@0: 				r = chan1.SetSize((TUint)trySize);
sl@0: 				if(r==KErrNone)
sl@0: 					{
sl@0: 					size = trySize;
sl@0: 					lo = trySize;
sl@0: 					}
sl@0: 				else if(r==KErrDiskFull)
sl@0: 					{
sl@0: 					hi = trySize;
sl@0: 					r = KErrNone;
sl@0: 					}
sl@0: 				}
sl@0: 			if(r==KErrNone)
sl@0: 				{
sl@0: 				// reduce size to leave some free for tests...
sl@0: 				LeaveMemFree = 4096*4; // best leave several RAM pages worth of space so rest of test has some memory
sl@0: 				size -= LeaveMemFree;
sl@0: 				r = chan1.SetSize((TUint)size);
sl@0: 				}
sl@0: 			}
sl@0: 
sl@0: 		if (r!=KErrNone)
sl@0: 			{
sl@0: 			test.Printf(_L("ERROR: Creating large file failed %d\n"),r);
sl@0: 			test(EFalse);
sl@0: 			}
sl@0: 		test.Printf(_L("Created %S, 0x%08x\n"),&nameBuf1,size);
sl@0: 		chan1.Close();
sl@0: 		}
sl@0: 	while (fileSizeTruncated);
sl@0: 
sl@0: 	}
sl@0: 
sl@0: LOCAL_C void Cleanup()
sl@0: //
sl@0: // Cleanup test files
sl@0: //
sl@0: 	{
sl@0: 
sl@0: 	TInt r=TheFs.Delete(nameBuf1);
sl@0: 	test_KErrNone(r);
sl@0: 	r=TheFs.RmDir(gSessionPath);
sl@0: 	test_KErrNone(r);
sl@0: 	}
sl@0: 
sl@0: 
sl@0: GLDEF_C void CallTestsL()
sl@0: //
sl@0: // Call tests that may leave
sl@0: //
sl@0: 	{
sl@0: 
sl@0: #ifdef __WINS__
sl@0: // These tests try to create a huge file to fill up the drive.
sl@0: // This fails on WINS with drives with > 1/2G free because
sl@0: // RFile::SetSize() (among other things) only takes a TInt.
sl@0: //
sl@0: 	if (gSessionPath.Left(1).CompareF(_L("C")) == 0)
sl@0: 		return;
sl@0: #endif
sl@0: 	CreateTestDirectory(_L("\\B_OPEN\\"));
sl@0: 	InitTest();
sl@0: 	testOpenFiles();
sl@0: 	Cleanup();
sl@0: 	}
sl@0: