os/kernelhwsrv/kerneltest/e32test/mmu/t_chunk3.cpp
author sl@SLION-WIN7.fritz.box
Fri, 15 Jun 2012 03:10:57 +0200
changeset 0 bde4ae8d615e
permissions -rw-r--r--
First public contribution.
     1 // Copyright (c) 1995-2009 Nokia Corporation and/or its subsidiary(-ies).
     2 // All rights reserved.
     3 // This component and the accompanying materials are made available
     4 // under the terms of the License "Eclipse Public License v1.0"
     5 // which accompanies this distribution, and is available
     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".
     7 //
     8 // Initial Contributors:
     9 // Nokia Corporation - initial contribution.
    10 //
    11 // Contributors:
    12 //
    13 // Description:
    14 // e32test\mmu\t_chunk3.cpp
    15 // 
    16 //
    17 
    18 #include <e32test.h>
    19 #include "u32std.h"
    20 #include "../misc/prbs.h"
    21 
    22 RTest test(_L("T_CHUNK3"));
    23 const TInt KHeapSize=4096;
    24 
    25 GLDEF_C TInt E32Main()
    26 	{
    27 	TUint seed[2];
    28 	seed[0]=0xddb3d743;
    29 	seed[1]=0;
    30 
    31 	test.Title();
    32 	test.Start(_L("Testing chunk resizing"));
    33 
    34 	RChunk c1;
    35 	RChunk c2;
    36 	TInt r=c1.CreateLocal(0,0x01000000);	// initial 0 max 16Mb
    37 	test(r==KErrNone);
    38 	r=c2.CreateLocal(0,0x01000000);			// initial 0 max 16Mb
    39 	test(r==KErrNone);
    40 
    41 	FOREVER
    42 		{
    43 		r=c1.Adjust(0x400000);				// adjust first chunk to 4Mb
    44 		test(r==KErrNone);
    45 		r=c1.Adjust(0);						// now adjust back to 0
    46 		test(r==KErrNone);
    47 		r=c1.Adjust(0x100000);				// adjust first chunk to 1Mb
    48 		test(r==KErrNone);
    49 		r=c2.Adjust(0x200000);				// now adjust second chunk to 2Mb
    50 		test(r==KErrNone);
    51 
    52 		TUint wait=Random(seed);
    53 		wait &= 16383;						// delay in us between 0 and 16383
    54 		User::AfterHighRes(wait);			// wait for a bit
    55 
    56 		r=c2.Adjust(0);						// then back to zero
    57 		test(r==KErrNone);
    58 		r=c1.Adjust(0);						// both chunks back to zero
    59 		test(r==KErrNone);
    60 		}
    61 
    62 //	test.End();
    63 	}