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<concept xml:lang="en" id="GUID-3FB53EE9-7781-5B97-8EEA-B6300EF42334"><title>driver1_test.cpp</title><prolog><metadata><keywords/></metadata></prolog><conbody><codeblock id="GUID-66F1CD40-5B52-5107-83C6-59D8CF510D20" xml:space="preserve">// driver1_test.cpp

//

// Copyright (c) 2009 Nokia Ltd. All rights reserved.

//

/**

@file Test code for example Device Driver

@publishedPartner

@released

*/

#include <e32test.h>

#include "driver1.h"

LOCAL_D RTest test(_L("DRIVER1_TEST"));

_LIT(KDriver1LddFileName,"DRIVER1_LDD");

_LIT(KDriver1PddFileName,"DRIVER1_PDD");

_LIT8(KTestSendData,"abcdefghijklmnopqrstuvwxyz");

GLDEF_C TInt E32Main()

 {

    test.Title();

    TInt r;

    test.Start(_L("Load Physical Device"));

    r=User::LoadPhysicalDevice(KDriver1PddFileName);

    test(r==KErrNone || r==KErrAlreadyExists);

    test.Next(_L("Load Logical Device"));

    r=User::LoadLogicalDevice(KDriver1LddFileName);

    test(r==KErrNone || r==KErrAlreadyExists);

    __KHEAP_MARK;

    test.Next(_L("Open Device"));

    RDevice device;

    r=device.Open(RDriver1::Name());

    test(r==KErrNone);

    test.Next(_L("Get Device Capabilities"));

    RDriver1::TCaps caps;

    TPckg<RDriver1::TCaps>capsPckg(caps);

    capsPckg.FillZ(); // Zero 'caps' so we can tell if GetCaps has really filled it

    device.GetCaps(capsPckg);

    TVersion expectedVer(RDriver1::VersionRequired());

    test(caps.iVersion.iMajor==expectedVer.iMajor);

    test(caps.iVersion.iMinor==expectedVer.iMinor);

    test(caps.iVersion.iBuild==expectedVer.iBuild);

    test.Next(_L("Close Device"));

    device.Close();

    test.Next(_L("Open Logical Channel"));

    RDriver1 ldd;

    r=ldd.Open();

    test(r==KErrNone);

    test.Next(_L("GetConfig"));

    RDriver1::TConfigBuf configBuf;

    configBuf.FillZ();   // Zero 'config' so we can tell if GetConfig has really filled it

    r=ldd.GetConfig(configBuf);

    test(r==KErrNone);

    RDriver1::TConfig& config=configBuf();

    test(config.iPddBufferSize!=0);

    test(config.iMaxSendDataSize!=0);

    test(config.iMaxReceiveDataSize!=0);

    test.Next(_L("SetConfig"));

    TInt speed = configBuf().iSpeed+1;

    configBuf().iSpeed = speed;

    r=ldd.SetConfig(configBuf); // Use SetConfig to change speed

    test(r==KErrNone);

    configBuf.FillZ();

    r=ldd.GetConfig(configBuf);

    test(r==KErrNone);

    test(configBuf().iSpeed==speed);

    test.Next(_L("Check access by wrong client"));

    RDriver1 ldd2=ldd;

    r=ldd2.Duplicate(RThread(),EOwnerProcess);

    test(r==KErrAccessDenied);

    test.Next(_L("Check handle duplication"));

    ldd2=ldd;

    r=ldd2.Duplicate(RThread(),EOwnerThread);

    test(r==KErrNone);

    ldd2.Close();

    test.Next(_L("SendData"));

    TRequestStatus status;

    ldd.SendData(status,KTestSendData);

    test.Next(_L("SendDataCancel"));

    ldd.SendDataCancel();

    User::WaitForRequest(status);

    r=status.Int();

    test(r==KErrCancel);

    test.Next(_L("SendData"));

    ldd.SendData(status,KTestSendData);

    User::WaitForRequest(status);

    r=status.Int();

    test(r==KErrNone);

    test.Next(_L("ReceiveData"));

    TBuf8<256> buffer;

    ldd.ReceiveData(status,buffer);

    test.Next(_L("ReceiveDataCancel"));

    ldd.ReceiveDataCancel();

    User::WaitForRequest(status);

    r=status.Int();

    test(r==KErrCancel);

    test.Next(_L("ReceiveData"));

    buffer.FillZ(buffer.MaxLength());

    buffer.Zero();

    ldd.ReceiveData(status,buffer);

    User::WaitForRequest(status);

    r=status.Int();

    test(r==KErrNone);

    TInt expectedSize = config.iPddBufferSize;

    if(expectedSize>(&KTestSendData)->Size())

        expectedSize = (&KTestSendData)->Size();

    test(buffer.Size()==expectedSize);

    test(buffer==(&KTestSendData)->Right(expectedSize));

    test.Next(_L("Close Logical Channel"));

    ldd.Close();

    __KHEAP_MARKEND;

    test.Next(_L("Unload Logical Device"));

    r=User::FreeLogicalDevice(RDriver1::Name());

    test(r==KErrNone);

    test.Next(_L("Unload Physical Device"));

    TName pddName(RDriver1::Name());

    _LIT(KVariantExtension,".template");

    pddName.Append(KVariantExtension);

    r=User::FreePhysicalDevice(pddName);

    test(r==KErrNone);

    test.End();

    return(0);

 }