/*

* Copyright (c) 2009 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: 

*

*/

// CLASS UNDER TEST

#include <aiutility.h>

#include <aicontentmodel.h>

#include <mt_apiaicontentitemarrayiterator.h>

#include <digia/eunit/eunitmacros.h>

const TInt KNonExistentItemId = -1;

_LIT(KNonExistentItemCid, "NonExistentCid");

// CONSTRUCTION

MT_ApiAiContentItemArrayIterator* MT_ApiAiContentItemArrayIterator::NewL()

    {

    MT_ApiAiContentItemArrayIterator* self = MT_ApiAiContentItemArrayIterator::NewLC();

    CleanupStack::Pop( self );

    return self;

    }

MT_ApiAiContentItemArrayIterator* MT_ApiAiContentItemArrayIterator::NewLC()

    {

    MT_ApiAiContentItemArrayIterator* self = new( ELeave ) MT_ApiAiContentItemArrayIterator();

    CleanupStack::PushL( self );

    self->ConstructL();

    return self;

    }

// Destructor (virtual by CBase)

MT_ApiAiContentItemArrayIterator::~MT_ApiAiContentItemArrayIterator()

    {

#if _BullseyeCoverage

    cov_write();

#endif

    }

// Default constructor

MT_ApiAiContentItemArrayIterator::MT_ApiAiContentItemArrayIterator()

    {

    }

// Second phase construct

void MT_ApiAiContentItemArrayIterator::ConstructL()

    {

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

    // It generates the test case table.

    CEUnitTestSuiteClass::ConstructL();

    }

//  METHODS

void MT_ApiAiContentItemArrayIterator::SetupL(  )

    {

    }

void MT_ApiAiContentItemArrayIterator::Teardown(  )

    {

    }

void MT_ApiAiContentItemArrayIterator::TestEmptyL(  )

    {

    MAiContentItemIterator* iter = NULL;

    // Test that Release(NULL) does not crash

    Release(iter);

    // Test that the iterator works correctly with an empty (NULL) array

    iter = AiUtility::CreateContentItemArrayIteratorL(NULL, 0);

    CleanupReleasePushL(iter);

    // Make two passes through the iterator to test also Reset

    for (TInt round = 1; round <= 2; ++round)

        {

        EUNIT_ASSERT( !iter->HasNext() );

        EUNIT_ASSERT_SPECIFIC_LEAVE( iter->NextL(), KErrOverflow );

        EUNIT_ASSERT_SPECIFIC_LEAVE( iter->ItemL(0), KErrNotFound );

        EUNIT_ASSERT_SPECIFIC_LEAVE( iter->ItemL(KNullDesC), KErrNotFound );

        iter->Reset();

        }

    CleanupStack::PopAndDestroy(iter);

    // Array with negative count should work as an empty array

    iter = AiUtility::CreateContentItemArrayIteratorL(NULL, -1);

    CleanupReleasePushL(iter);

    // Make two passes through the iterator to test also Reset

    for (TInt round = 1; round <= 2; ++round)

        {

        EUNIT_ASSERT( !iter->HasNext() );

        EUNIT_ASSERT_SPECIFIC_LEAVE( iter->NextL(), KErrOverflow );

        EUNIT_ASSERT_SPECIFIC_LEAVE( iter->ItemL(0), KErrNotFound );

        EUNIT_ASSERT_SPECIFIC_LEAVE( iter->ItemL(KNullDesC), KErrNotFound );

        iter->Reset();

        }

    CleanupStack::PopAndDestroy(iter);

    }

TBool operator==(const TAiContentItem& aLhs, const TAiContentItem& aRhs)

    {

    // Use pointer comparison as CAiContentItemArrayIterator iterates through

    // the original items

    return (&aLhs == &aRhs);

    }

void DoTestOneL

        ( const TAiContentItem& aRefItem, MAiContentItemIterator& aIter )

    {

    // Make two passes through the iterator to test also Reset

    for (TInt pass = 1; pass <= 2; ++pass)

        {

        EUNIT_ASSERT( aIter.HasNext() );

        EUNIT_ASSERT_EQUALS( aRefItem, aIter.NextL() );

        EUNIT_ASSERT( !aIter.HasNext() );

        EUNIT_ASSERT_SPECIFIC_LEAVE( aIter.NextL(), KErrOverflow );

        EUNIT_ASSERT_SPECIFIC_LEAVE( aIter.ItemL(KNonExistentItemId), KErrNotFound );

        EUNIT_ASSERT_SPECIFIC_LEAVE( aIter.ItemL(KNonExistentItemCid), KErrNotFound );

        EUNIT_ASSERT_EQUALS( aRefItem, aIter.ItemL(aRefItem.id) );

        EUNIT_ASSERT_EQUALS( aRefItem, aIter.ItemL(ContentCid(aRefItem)) );

        EUNIT_ASSERT_SPECIFIC_LEAVE( aIter.ItemL(KNonExistentItemId), KErrNotFound );

        EUNIT_ASSERT_SPECIFIC_LEAVE( aIter.ItemL(KNonExistentItemCid), KErrNotFound );

        aIter.Reset();

        }

    }

void MT_ApiAiContentItemArrayIterator::TestOneL(  )

    {

    const TInt KTestId = 42;

    static const wchar_t KTestCid[] = L"testcid";

    static const char KTestType[] = "testtype";

    static const TAiContentItem KOneItem[] = { { KTestId, KTestCid, KTestType } };

    // Test iterator created with NewL

    MAiContentItemIterator* iter =

        AiUtility::CreateContentItemArrayIteratorL(KOneItem, 1);

    CleanupReleasePushL(iter);

    DoTestOneL( KOneItem[0], *iter );

    CleanupStack::PopAndDestroy(iter);

    // Test iterator created with create template helper

    iter = AiUtility::CreateContentItemArrayIteratorL(KOneItem);

    CleanupReleasePushL(iter);

    DoTestOneL( KOneItem[0], *iter );

    CleanupStack::PopAndDestroy(iter);

    }

void DoTestManyL

        ( const TAiContentItem& aRefItem, MAiContentItemIterator& aIter, TInt aCount )

    {

    // Make two passes through the iterator to test also Reset

    for (TInt pass = 1; pass <= 2; ++pass)

        {

        TBool refItemIndex = -1;

        for ( TInt count = 0; count < aCount; ++count )

            {

            EUNIT_ASSERT( aIter.HasNext() );

            if (aIter.NextL() == aRefItem)

                {

                refItemIndex = count;

                }

            }

        EUNIT_ASSERT( refItemIndex >= 0 );

        EUNIT_ASSERT( !aIter.HasNext() );

        EUNIT_ASSERT_SPECIFIC_LEAVE( aIter.NextL(), KErrOverflow );

        EUNIT_ASSERT_SPECIFIC_LEAVE( aIter.ItemL(KNonExistentItemId), KErrNotFound );

        EUNIT_ASSERT_SPECIFIC_LEAVE( aIter.ItemL(KNonExistentItemCid), KErrNotFound );

        EUNIT_ASSERT_EQUALS( aRefItem, aIter.ItemL(aRefItem.id) );

        EUNIT_ASSERT_EQUALS( aRefItem, aIter.ItemL(ContentCid(aRefItem)) );

        EUNIT_ASSERT_SPECIFIC_LEAVE( aIter.ItemL(KNonExistentItemId), KErrNotFound );

        EUNIT_ASSERT_SPECIFIC_LEAVE( aIter.ItemL(KNonExistentItemCid), KErrNotFound );

        aIter.Reset();

        }

    }

void MT_ApiAiContentItemArrayIterator::TestManyL(  )

    {

    const TInt KTestId1 = 42;

    static const wchar_t KTestCid1[] = L"testcid1";

    static const char KTestType1[] = "testtype1";

    const TInt KTestId2 = 53;

    static const wchar_t KTestCid2[] = L"testcid2";

    static const char KTestType2[] = "testtype2";

    static const TAiContentItem KTwoItems[] = 

        { 

        { KTestId1, KTestCid1, KTestType1 },

        { KTestId2, KTestCid2, KTestType2 } 

        };

    // Test iterator created with NewL

    MAiContentItemIterator* iter =

        AiUtility::CreateContentItemArrayIteratorL(KTwoItems, 2);

    CleanupReleasePushL(iter);

    DoTestManyL( KTwoItems[0], *iter, 2 );

    DoTestManyL( KTwoItems[1], *iter, 2 );

    CleanupStack::PopAndDestroy(iter);

    // Test iterator created with template helper

    iter = AiUtility::CreateContentItemArrayIteratorL(KTwoItems);

    CleanupReleasePushL(iter);

    DoTestManyL( KTwoItems[0], *iter, 2 );

    DoTestManyL( KTwoItems[1], *iter, 2 );

    CleanupStack::PopAndDestroy(iter);

    }

//  TEST TABLE

EUNIT_BEGIN_TEST_TABLE(

    MT_ApiAiContentItemArrayIterator,

    "Unit test suite for MAiContentItemIterator implementation returned from AiUtility::CreateContentItemArrayIteratorL",

    "CAiContentItemArrayIterator" )

EUNIT_TEST(

    "Test empty (NULL) array",

    "MAiContentItemIterator",

    "All",

    "FUNCTIONALITY",

    SetupL, TestEmptyL, Teardown)

EUNIT_TEST(

    "Test array with one item",

    "MAiContentItemIterator",

    "All",

    "FUNCTIONALITY",

    SetupL, TestOneL, Teardown)

EUNIT_TEST(

    "Test array with multiple items",

    "MAiContentItemIteratore",

    "All",

    "FUNCTIONALITY",

    SetupL, TestManyL, Teardown)

EUNIT_END_TEST_TABLE

//  END OF FILE