/*

* Copyright (c) 2007-2007 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "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:  Test for music control for the slideshow

 *

*/

//  CLASS HEADER

#include "t_cshwmusiccontrol.h"

//  EXTERNAL INCLUDES

#include <EUnitMacros.h>

#include <EUnitDecorators.h>

//  INTERNAL INCLUDES

#include "shwevent.h"

namespace

	{

	_LIT(KFileName, "c:\\knightrider.mp3");	

	}

// CONSTRUCTION

T_CShwMusicControl* T_CShwMusicControl::NewL()

    {

    T_CShwMusicControl* self = T_CShwMusicControl::NewLC();

    CleanupStack::Pop();

    return self;

    }

T_CShwMusicControl* T_CShwMusicControl::NewLC()

    {

    T_CShwMusicControl* self = new( ELeave ) T_CShwMusicControl;

    CleanupStack::PushL( self );

    self->ConstructL();

    return self;

    }

// Destructor (virtual by CBase)

T_CShwMusicControl::~T_CShwMusicControl()

    {

    }

// Default constructor

T_CShwMusicControl::T_CShwMusicControl() 

				   :iMusicOn(EFalse),

				    iCurrentVolume(KErrNotFound),

				    iMaxVolume(KErrNotFound),

				    iPrevVolume(KErrNotFound)

    {

    }

// Second phase construct

void T_CShwMusicControl::ConstructL()

    {

    // The ConstructL from the base class CEUnitTestSuiteClass must be called.

    // It generates the test case table.

    CEUnitTestSuiteClass::ConstructL();

    }

void T_CShwMusicControl::SendEventL(MShwEvent* aEvent)

	{

	iEvent = aEvent->CloneLC();

	CleanupStack::Pop();

	}

TBool gMusicOnCalled = EFalse;

void T_CShwMusicControl::MusicOnL()

	{

	EUNIT_PRINT(_L("Music is ON"));

	iMusicOn = ETrue;

	gMusicOnCalled = ETrue;

	// leave if error code set

    User::LeaveIfError( iLeaveInObserver );

	}

TBool gMusicOffCalled = EFalse;

void T_CShwMusicControl::MusicOff()

	{

	EUNIT_PRINT(_L("Music is OFF"));

	iMusicOn = EFalse;

	gMusicOffCalled = ETrue;

	}

void T_CShwMusicControl::MusicVolume(TInt aCurrentVolume, TInt aMaxVolume)

	{

	iPrevVolume    = iCurrentVolume;

	iCurrentVolume = aCurrentVolume;

	iMaxVolume     = aMaxVolume;

	EUNIT_PRINT(_L("current volume %d"),aCurrentVolume);

	if(iWait.IsStarted())

		{

		iWait.AsyncStop();

		}

	}

void T_CShwMusicControl::ErrorWithTrackL( TInt aErrorCode )

	{

	iErrorCode = aErrorCode;

	}

void T_CShwMusicControl::Empty()

	{

	}

void T_CShwMusicControl::SetupL()

    {

    // reset current and max volume

    iCurrentVolume = KErrNotFound;

    iMaxVolume = KErrNotFound;

    // reset error code

    iErrorCode = KErrNone;

    // reset leave flag

    iLeaveInObserver = KErrNone;

    // reset state flags

    gMusicOnCalled = EFalse;

    gMusicOffCalled = EFalse;

    iCShwMusicControl = CShwMusicControl::NewL( *this, KFileName );

	// set the event queue - inherited from parent CShwEventPublisherBase

	iCShwMusicControl->SetEventQueue(this);

    }

void T_CShwMusicControl::Teardown()

    {

    delete iCShwMusicControl;

    iCShwMusicControl = NULL;

    delete iEvent;

    iEvent = NULL;

    }

void T_CShwMusicControl::TestConstructL()

	{

	EUNIT_PRINT(_L("CShwMusicControl::NewL"));

	// create 

    iCShwMusicControl = CShwMusicControl::NewL(*this, KFileName);

	// set the event queue

	iCShwMusicControl->SetEventQueue(this);

	// test that object exists

	EUNIT_ASSERT_DESC(iCShwMusicControl, "object created");

	// test that no error

	EUNIT_ASSERT_EQUALS_DESC( 

	    KErrNone, iErrorCode, "if there was error, make sure track file exists");

	// delete music control

    delete iCShwMusicControl;

    iCShwMusicControl = NULL;

    // EUnit checks for memory leaks

	}

void T_CShwMusicControl::T_NotifyLL()

    {

	// test that no error

	EUNIT_ASSERT_EQUALS_DESC( 

	    KErrNone, iErrorCode, "if there was error, make sure track file exists");

    // send start event

    TShwEventStart start;

    iCShwMusicControl->NotifyL(&start);

	// Need to let the scheduler loop to get first volume callback

	iWait.Start(); // Wait for notification of volume

	EUNIT_ASSERT(iMusicOn == ETrue);

    EUNIT_ASSERT(iCurrentVolume != KErrNotFound && iMaxVolume != KErrNotFound);

    }

void T_CShwMusicControl::T_NotifyL1L()

    {

	// test that no error

	EUNIT_ASSERT_EQUALS_DESC( 

	    KErrNone, iErrorCode, "if there was error, make sure track file exists");

    // if should evaluate false: if (event)

    MShwEvent* iParam1 = NULL;

    iCShwMusicControl->NotifyL(iParam1);

	EUNIT_ASSERT_DESC( !iEvent, "event was not received" );

    // test also HandlePropertyL with unsupported property

    iCShwMusicControl->HandlePropertyL( EPbPropertyMute, 0, 0 );

    // test that volume was not send

    EUNIT_ASSERT( iCurrentVolume == KErrNotFound && iMaxVolume == KErrNotFound );

    }

void T_CShwMusicControl::T_NotifyL2L()

    {

	// test that no error

	EUNIT_ASSERT_EQUALS_DESC( 

	    KErrNone, iErrorCode, "if there was error, make sure track file exists");

    // send start event

    TShwEventStart start;

    iCShwMusicControl->NotifyL( &start );

	// Need to let the scheduler loop to get first volume callback

	iWait.Start();

	// check that we got the volume

    EUNIT_ASSERT(iCurrentVolume != KErrNotFound && iMaxVolume != KErrNotFound);

    // send pause

    TShwEventPause pause;

    iCShwMusicControl->NotifyL( &pause );

	EUNIT_ASSERT( iMusicOn == EFalse );

    // send resume

    TShwEventResume resume;

    iCShwMusicControl->NotifyL( &resume );

	EUNIT_ASSERT(iMusicOn != EFalse );

	}

void T_CShwMusicControl::T_NotifyL3L()

    {

	// test that no error

	EUNIT_ASSERT_EQUALS_DESC( 

	    KErrNone, iErrorCode, "if there was error, make sure track file exists");

    // send resume before start

    TShwEventResume resume;

    iCShwMusicControl->NotifyL( &resume );

	EUNIT_ASSERT_DESC( iMusicOn == ETrue, "music is on" );

    // Send pause before start, does not pause

    TShwEventPause pause;

    iCShwMusicControl->NotifyL( &pause );

	EUNIT_ASSERT_DESC( iMusicOn == EFalse, "music is off" );

    // send start event

    TShwEventStart start;

    iCShwMusicControl->NotifyL( &start );

	// Need to let the scheduler loop to get first volume callback

	iWait.Start();

    // Second subsequent pause request 

    iCShwMusicControl->NotifyL( &pause );

	EUNIT_ASSERT_DESC( iMusicOn == EFalse, "music is now paused" );

	}

void T_CShwMusicControl::T_NotifyL4L()

    {

	// test that no error

	EUNIT_ASSERT_EQUALS_DESC( 

	    KErrNone, iErrorCode, "if there was error, make sure track file exists");

    // send start event

    TShwEventStart start;

    iCShwMusicControl->NotifyL(&start);

	// Need to let the scheduler loop to get first volume callback

	iWait.Start();

    // if should evaluate false: if (event)

    TShwEventVolumeDown vol;

    iCShwMusicControl->NotifyL(&vol);

	// Need to let the scheduler loop to get another volume callback

	iWait.Start();

	EUNIT_ASSERT_GREATER_DESC( iPrevVolume, iCurrentVolume, "volume should decrease" );

	EUNIT_ASSERT_NOT_EQUALS( KErrNotFound, iMaxVolume );

	iMaxVolume = KErrNotFound;

    }

void T_CShwMusicControl::T_NotifyL5L()

    {

	// test that no error

	EUNIT_ASSERT_EQUALS_DESC( 

	    KErrNone, iErrorCode, "if there was error, make sure track file exists");

    // send start event

    TShwEventStart start;

    iCShwMusicControl->NotifyL(&start);

	// Need to let the scheduler loop to get first volume callback

	iWait.Start();

    // if should evaluate false: if (event)

    TShwEventVolumeUp vol;

    iCShwMusicControl->NotifyL(&vol);

	// Need to let the scheduler loop to get another volume callback

	iWait.Start();

	EUNIT_ASSERT_GREATER_DESC( iCurrentVolume, iPrevVolume, "volume should increase" );

	EUNIT_ASSERT_NOT_EQUALS( KErrNotFound, iMaxVolume );

	iMaxVolume = KErrNotFound;

	}

void T_CShwMusicControl::T_ExtendedPlayL()

    {

	// test that no error

	EUNIT_ASSERT_EQUALS_DESC( 

	    KErrNone, iErrorCode, "if there was error, make sure track file exists");

    TShwEventStart start;

    iCShwMusicControl->NotifyL( &start );

	if (!iTimer)

		{

		iTimer = CPeriodic::NewL(EPriorityNormal);

		}

    // play for 10 seconds

	const TInt KPlayPeriod = 10 * 1000000;    // Microseconds

	TCallBack callBack(StopPlaying, this);

	iTimer->Start(KPlayPeriod, KPlayPeriod, callBack);		

	iPlayWait.Start();

	delete iTimer;

    iTimer = NULL;

    TShwEventPause pause;

    iCShwMusicControl->NotifyL(&pause);

	EUNIT_ASSERT(iMusicOn == EFalse);

	}   

TInt T_CShwMusicControl::StopPlaying(TAny* aMusicControl)

    {

    T_CShwMusicControl* self = reinterpret_cast<T_CShwMusicControl*>(aMusicControl);

	if(self->iPlayWait.IsStarted())

		{

		self->iPlayWait.AsyncStop();

		}

    return KErrNone;

    }    

void T_CShwMusicControl::T_ErrorInFileL()

    {

    // need to reset state as the setup is empty

    gMusicOnCalled = EFalse;

    // file that does not exist

    _LIT( KErrorFileName, "C:\\juubaduuba.mp123" );

	// create 

    iCShwMusicControl = CShwMusicControl::NewL( *this, KErrorFileName );

	// set the event queue

	iCShwMusicControl->SetEventQueue( this );

	// test that object exists

	EUNIT_ASSERT_DESC(iCShwMusicControl, "object created");

	// test that error was called

	// test that no error

	EUNIT_ASSERT_EQUALS_DESC( 

	    KErrNotFound, iErrorCode, "track should not exist");

    // test that start is a no-op

    TShwEventStart start;

    iCShwMusicControl->NotifyL( &start );

	// test that music is off

    EUNIT_ASSERT_DESC( gMusicOnCalled == EFalse, "music on was not called" );

	// delete music control

    delete iCShwMusicControl;

    iCShwMusicControl = NULL;

    // EUnit checks for memory leaks

	}   

void T_CShwMusicControl::T_LeaveInObserverL()

    {

    // make observer leave

    iLeaveInObserver = KErrCorrupt;

    // send start event

    TShwEventStart start;

    iCShwMusicControl->NotifyL( &start );

	// test that music is off

	EUNIT_ASSERT_DESC( iMusicOn == EFalse, "music is off");

    EUNIT_ASSERT_DESC( gMusicOnCalled == ETrue, "music on was called (and it did leave)" );

    EUNIT_ASSERT_DESC( gMusicOffCalled == ETrue, "music off was called" );

    // reset flags

    gMusicOnCalled = EFalse;

    gMusicOffCalled = EFalse;

    // make observer not leave

    iLeaveInObserver = KErrNone;

    // resend start event

    iCShwMusicControl->NotifyL( &start );

	// test that music is on

	EUNIT_ASSERT_DESC( iMusicOn == ETrue, "music is on");

    EUNIT_ASSERT_DESC( gMusicOnCalled == ETrue, "music on was called" );

    EUNIT_ASSERT_DESC( gMusicOffCalled == EFalse, "music off was not called" );

    // reset flags

    gMusicOnCalled = EFalse;

    gMusicOffCalled = EFalse;

    // send pause

    TShwEventPause pause;

    iCShwMusicControl->NotifyL( &pause );

	EUNIT_ASSERT_DESC( iMusicOn == EFalse, "music is off" );

    EUNIT_ASSERT_DESC( gMusicOnCalled == EFalse, "music on was not called" );

    EUNIT_ASSERT_DESC( gMusicOffCalled == ETrue, "music off was called" );

    // reset flags

    gMusicOnCalled = EFalse;

    gMusicOffCalled = EFalse;

    // make observer leave

    iLeaveInObserver = KErrCorrupt;

    // send resume

    TShwEventResume resume;

    iCShwMusicControl->NotifyL( &resume );

	EUNIT_ASSERT_DESC( iMusicOn == EFalse, "music is off" );

    EUNIT_ASSERT_DESC( gMusicOnCalled == ETrue, "music on was called (and it did leave)" );

    EUNIT_ASSERT_DESC( gMusicOffCalled == ETrue, "music off was called" );

    // reset flags

    gMusicOnCalled = EFalse;

    gMusicOffCalled = EFalse;

    // send volume up

    TShwEventVolumeUp vol;

    iCShwMusicControl->NotifyL( &vol );

    EUNIT_ASSERT_DESC( gMusicOnCalled == EFalse, "music on was not called" );

    EUNIT_ASSERT_DESC( gMusicOffCalled == EFalse, "music off was not called" );

    // reset flags

    gMusicOnCalled = EFalse;

    gMusicOffCalled = EFalse;

    // make observer not leave

    iLeaveInObserver = KErrNone;

    // send resume

    iCShwMusicControl->NotifyL( &resume );

	EUNIT_ASSERT_DESC( iMusicOn == ETrue, "music is on" );

    EUNIT_ASSERT_DESC( gMusicOnCalled == ETrue, "music on was called" );

    EUNIT_ASSERT_DESC( gMusicOffCalled == EFalse, "music off was not called" );

	}

//  TEST TABLE

EUNIT_BEGIN_TEST_TABLE(

    T_CShwMusicControl,

    "Test suite for CShwMusicControl",

    "UNIT" )

/*

 Commented out as MPX crashes with Kern-exec 0

EUNIT_ALLOC_TEST(

    "Constructor test",

    "CShwMusicControl",

    "NewL",

    "FUNCTIONALITY",

    Empty, TestConstructL, Teardown )

*/

// these cant be decorated as the EUnit

// scheduler does not implement Error method

EUNIT_NOT_DECORATED_TEST(

    "NotifyL - test 0",

    "CShwMusicControl",

    "NotifyL",

    "FUNCTIONALITY",

    SetupL, T_NotifyLL, Teardown)

EUNIT_NOT_DECORATED_TEST(

    "NotifyL - test 1",

    "CShwMusicControl",

    "NotifyL",

    "FUNCTIONALITY",

    SetupL, T_NotifyL1L, Teardown)

EUNIT_NOT_DECORATED_TEST(

    "NotifyL - test 2",

    "CShwMusicControl",

    "NotifyL",

    "FUNCTIONALITY",

    SetupL, T_NotifyL2L, Teardown)

EUNIT_NOT_DECORATED_TEST(

    "NotifyL - test 3",

    "CShwMusicControl",

    "NotifyL",

    "FUNCTIONALITY",

    SetupL, T_NotifyL3L, Teardown)

EUNIT_NOT_DECORATED_TEST(

    "NotifyL - test 4",

    "CShwMusicControl",

    "NotifyL",

    "FUNCTIONALITY",

    SetupL, T_NotifyL4L, Teardown)

EUNIT_NOT_DECORATED_TEST(

    "NotifyL - test 5",

    "CShwMusicControl",

    "NotifyL",

    "FUNCTIONALITY",

    SetupL, T_NotifyL5L, Teardown)

EUNIT_NOT_DECORATED_TEST(

    "Test error in file",

    "CShwMusicControl",

    "ConstructL, NotifyL",

    "FUNCTIONALITY",

    Empty, T_ErrorInFileL, Teardown)

EUNIT_NOT_DECORATED_TEST(

    "Test leave in observer",

    "CShwMusicControl",

    "NotifyL",

    "FUNCTIONALITY",

    SetupL, T_LeaveInObserverL, Teardown )

/*

commented out as no added value for the time beeing

EUNIT_NOT_DECORATED_TEST(

    "Play for multitple seconds",

    "CShwMusicControl",

    "NotifyL - test 6",

    "FUNCTIONALITY",

    SetupL, T_ExtendedPlayL, Teardown)

*/

EUNIT_END_TEST_TABLE