--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/kerneltest/e32test/misc/t_stres1.cpp Mon Oct 19 15:55:17 2009 +0100
@@ -0,0 +1,290 @@
+// 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:
+// e32test\misc\t_stres1.cpp
+//
+//
+
+#include <e32test.h>
+#include "u32std.h"
+#include <e32atomics.h>
+#include "../misc/prbs.h"
+
+RTest test(_L("T_STRES1"));
+
+_LIT(KLibraryFileName,"STRES1");
+
+LOCAL_D RMutex Mutex;
+LOCAL_D RSemaphore Semaphore;
+LOCAL_D RChunk Chunk;
+LOCAL_D RLibrary Library;
+
+LOCAL_D TBool CheckerHasRun=EFalse;
+LOCAL_D TInt TotalChecks=0;
+LOCAL_D TInt CheckerBumped=0;
+LOCAL_D TInt HeapUserIterations=0;
+LOCAL_D TInt CreatorIterations=0;
+LOCAL_D RSemaphore KillerSem;
+
+LOCAL_C TInt HeapChecker(TAny*)
+ {
+ TInt n=0;
+ FOREVER
+ {
+ User::Allocator().Check();
+ TotalChecks++;
+ CheckerHasRun=ETrue;
+ if (++n==4)
+ {
+ n=0;
+ User::CompressAllHeaps();
+ }
+ RThread().SetPriority(EPriorityMuchLess);
+ }
+ }
+
+LOCAL_C TAny* HeapAlloc(TUint* aSeed)
+ {
+ TInt size=(Random(aSeed)&0x3ffc)+8;
+ TUint32* p=(TUint32*)User::Alloc(size);
+ if (p)
+ {
+ size=User::Allocator().AllocLen(p);
+ p[0]=aSeed[0];
+ p[1]=aSeed[1];
+ TInt i;
+ for (i=2; i<(size>>2); i++)
+ p[i]=Random(aSeed);
+ }
+ return p;
+ }
+
+LOCAL_C void HeapFree(TAny* aPtr)
+ {
+ if (!aPtr)
+ return;
+ TInt size=User::Allocator().AllocLen(aPtr);
+ TUint32* p=(TUint32*)aPtr;
+ TUint seed[2];
+ seed[0]=p[0];
+ seed[1]=p[1];
+ TInt i;
+ for (i=2; i<(size>>2); i++)
+ {
+ if (p[i]!=Random(seed))
+ User::Panic(_L("VERIFY"),i);
+ }
+ User::Free(p);
+ }
+
+LOCAL_C TInt HeapUser(TAny* aSeed)
+ {
+ TUint seed[2];
+ seed[0]=(TUint)aSeed;
+ seed[1]=0;
+ FOREVER
+ {
+ TAny* p0=HeapAlloc(seed);
+ TAny* p1=HeapAlloc(seed);
+ TAny* p2=HeapAlloc(seed);
+ HeapFree(p1);
+ TAny* p3=HeapAlloc(seed);
+ TAny* p4=HeapAlloc(seed);
+ HeapFree(p4);
+ HeapFree(p0);
+ TAny* p5=HeapAlloc(seed);
+ HeapFree(p2);
+ TAny* p6=HeapAlloc(seed);
+ TAny* p7=HeapAlloc(seed);
+ HeapFree(p3);
+ HeapFree(p7);
+ HeapFree(p5);
+ HeapFree(p6);
+ __e32_atomic_add_ord32(&HeapUserIterations, 1);
+ TInt ms=Random(seed)&63;
+ TTimeIntervalMicroSeconds32 wait(1000*ms);
+ User::AfterHighRes(wait);
+ }
+ }
+
+LOCAL_C TInt KernelObjectCreator(TAny* aSeed)
+ {
+ TUint seed[2];
+ seed[0]=(TUint)aSeed;
+ seed[1]=0;
+ FOREVER
+ {
+ TInt rm=Mutex.CreateLocal(EOwnerThread);
+ TInt rs=Semaphore.CreateLocal(0,EOwnerThread);
+ TInt rc=Chunk.CreateLocal(0x10000,0x100000,EOwnerThread);
+ TInt rl=Library.Load(KLibraryFileName);
+ if (rm==KErrNone)
+ {
+ Mutex.Close();
+ }
+ if (rs==KErrNone)
+ {
+ Semaphore.Close();
+ }
+ if (rc==KErrNone)
+ {
+ Chunk.Close();
+ }
+ if (rl==KErrNone)
+ {
+ Library.Close();
+ }
+ CreatorIterations++;
+ TInt ms=Random(seed)&63;
+ TTimeIntervalMicroSeconds32 wait(1000*ms);
+ User::AfterHighRes(wait);
+ }
+ }
+
+LOCAL_C TInt KillerThread(TAny* aSeed)
+ {
+ TUint seed[2];
+ seed[0]=(TUint)aSeed;
+ seed[1]=0;
+ FOREVER
+ {
+ KillerSem.Wait();
+ TInt ms=Random(seed)&127;
+ ms+=32;
+ TTimeIntervalMicroSeconds32 wait(1000*ms);
+ User::AfterHighRes(wait);
+ RThread t;
+ TFindThread ft(_L("*Creator"));
+ TFullName fn;
+ TInt r=ft.Next(fn);
+ if (r!=KErrNone)
+ User::Panic(_L("FindErr"),r);
+ r=t.Open(ft);
+ if (r!=KErrNone)
+ User::Panic(_L("OpenErr"),r);
+ t.Kill(1);
+ t.Close();
+ }
+ }
+
+LOCAL_C TInt StartThread(const TDesC& aName, TThreadFunction aFunction, TAny* aPtr, TThreadPriority aPriority, RThread* aThread)
+ {
+ RThread t;
+ TInt r=t.Create(aName,aFunction,0x1000,NULL,aPtr);
+ if (r!=KErrNone)
+ return r;
+ t.SetPriority(aPriority);
+ t.Resume();
+ if (aThread)
+ aThread->SetHandle(t.Handle());
+ else
+ t.Close();
+ return r;
+ }
+
+LOCAL_C void Initialise(RThread& aChecker)
+ {
+ TInt r=StartThread(_L("HeapChecker"),HeapChecker,NULL,EPriorityMuchLess,&aChecker);
+ test(r==KErrNone);
+ r=StartThread(_L("HeapUser1"),HeapUser,(TAny*)0xb504f333,EPriorityNormal,NULL);
+ test(r==KErrNone);
+ r=StartThread(_L("HeapUser2"),HeapUser,(TAny*)0xddb3d743,EPriorityNormal,NULL);
+ test(r==KErrNone);
+ r=StartThread(_L("Creator"),KernelObjectCreator,(TAny*)0xadf85458,EPriorityNormal,NULL);
+ test(r==KErrNone);
+ r=KillerSem.CreateLocal(1);
+ test(r==KErrNone);
+ r=StartThread(_L("Killer"),KillerThread,(TAny*)0xb17217f8,EPriorityMore,NULL);
+ test(r==KErrNone);
+ }
+
+LOCAL_C void Restart(const TDesC&)
+ {
+ FOREVER
+ {
+ TInt r=StartThread(_L("Creator"),KernelObjectCreator,(TAny*)0xadf85458,EPriorityNormal,NULL);
+ if (r==KErrNone)
+ break;
+ User::After(15000);
+ }
+ KillerSem.Signal();
+ }
+
+GLDEF_C TInt E32Main()
+ {
+ test.Title();
+
+ RThread().SetPriority(EPriorityMuchMore);
+ RThread checker;
+
+ test.Start(_L("Initialise"));
+ Initialise(checker);
+
+ test.Next(_L("Create undertaker"));
+ RUndertaker u;
+ TInt r=u.Create();
+ test(r==KErrNone);
+ test.Next(_L("Create timer"));
+ RTimer timer;
+ r=timer.CreateLocal();
+ test(r==KErrNone);
+ TInt tick=0;
+ TRequestStatus su;
+ TRequestStatus st;
+ TInt h=0;
+ test.Next(_L("Logon to undertaker"));
+ u.Logon(su,h);
+ test.Next(_L("Start timer"));
+ timer.After(st,500000);
+ FOREVER
+ {
+ User::WaitForRequest(su,st);
+ if (su!=KRequestPending)
+ {
+ RThread t;
+ t.SetHandle(h);
+ TName n=t.Name();
+ TExitType exitType=t.ExitType();
+ TInt exitReason=t.ExitReason();
+ TName exitCategory=t.ExitCategory();
+ t.Close();
+ if (exitType==EExitPanic)
+ {
+ test.Printf(_L("Thread %S Panic %S %d\n"),&n,&exitCategory,exitReason);
+ test(0);
+ }
+ if (exitType==EExitKill)
+ {
+ Restart(n);
+ }
+ h=0;
+ u.Logon(su,h);
+ }
+ if (st!=KRequestPending)
+ {
+ if (!CheckerHasRun)
+ {
+ checker.SetPriority(EPriorityMuchMore);
+ CheckerBumped++;
+ }
+ CheckerHasRun=EFalse;
+ if (++tick==4)
+ {
+ tick=0;
+ test.Printf(_L("Heap user iterations %d Creator iterations %d\n"),HeapUserIterations,CreatorIterations);
+ test.Printf(_L("Checks %d Bumped %d\n"),TotalChecks,CheckerBumped);
+ }
+ timer.After(st,500000);
+ }
+ }
+ }