--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mmlibs/mmfw/tsrc/mmfunittest/aclnt/TSU_MMF_ACLNT_01/TestStepTonePrepareToPlayDualTonePlay.cpp	Thu Oct 07 22:34:12 2010 +0100
@@ -0,0 +1,283 @@
+// Copyright (c) 2002-2009 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:
+// This file contains an example Test step implementation 
+// This demonstrates the various functions provided
+// by the CTestStep base class which are available within
+// a test step 
+// 
+//
+
+// EPOC includes
+#include <e32base.h>
+#include <e32test.h>
+#include <e32keys.h>
+#include <c32comm.h>
+#include <f32file.h>
+#include <etel.h>
+#include <etelmm.h>
+#include <testframework.h>
+
+#include <mdaaudiotoneplayer.h>
+
+// Test system includes
+#include <testframework.h>
+
+// Specific includes for this test suite
+#include "TestStepUnitMMFAudClient.h"
+#include "TestSuiteUnitMMFAudClient.h"
+
+// Specific includes for these test steps
+#include "TestStepTone.h"
+
+
+#include "mmfclienttoneplayer.h"
+
+/**
+ *
+ * Static constructor for CTestStepTonePrepareToPlayDualTonePlay.
+ *
+ *
+ * @return	"CTestStepTonePrepareToPlayDualTonePlay*"
+ *			The constructed CTestStepTonePrepareToPlayDualTonePlay
+ *
+ */
+CTestStepTonePrepareToPlayDualTonePlay* CTestStepTonePrepareToPlayDualTonePlay::NewL()
+	{
+	CTestStepTonePrepareToPlayDualTonePlay* self = new(ELeave) CTestStepTonePrepareToPlayDualTonePlay;
+	return self;
+	}
+
+/**
+ *
+ * Test step constructor.
+ * Each test step initialises its own name.
+ *
+ */
+CTestStepTonePrepareToPlayDualTonePlay::CTestStepTonePrepareToPlayDualTonePlay() : iError(KErrNone), iHasPlayed(EFalse)
+	{
+	// store the name of this test case
+	// this is the name that is used by the script file
+	iTestStepName = _L("MM-MMF-ACLNT-U-0467-CP");
+	// need a bigger heap size on EKA2 HW
+#if !defined __WINS__
+	iHeapSize = KHeapSizeToneTestEKA2;
+#endif // EKA2
+	}
+
+/**
+ *
+ * Test step destructor.
+ *
+ */
+CTestStepTonePrepareToPlayDualTonePlay::~CTestStepTonePrepareToPlayDualTonePlay()
+	{
+	}
+
+void CTestStepTonePrepareToPlayDualTonePlay::MatoPrepareComplete(TInt aError)
+	{
+	iError = aError;
+	CActiveScheduler::Stop();
+	}
+
+void CTestStepTonePrepareToPlayDualTonePlay::MatoPlayComplete(TInt aError)
+	{
+	iError = aError;
+	CActiveScheduler::Stop();
+	}
+
+/**
+ *
+ * Test step Preamble.
+ * Creates a tone utility
+ * 
+ */
+enum TVerdict CTestStepTonePrepareToPlayDualTonePlay::DoTestStepPreambleL(void)
+	{
+    TInt err       = KErrNone;
+	enum TVerdict verdict;
+	// this installs the scheduler
+	verdict = CTestStepUnitMMFAudClient::DoTestStepPreambleL();
+
+	// Printing to the console and log file
+	INFO_PRINTF1(_L("this is a test of CMdaAudioToneUtility::PrepareToPlayDualTone()"));
+	
+	__MM_HEAP_MARK;
+	// create the Tone utility
+	TRAP( err, (iTone = CMMFMdaAudioToneUtility::NewL(*this)) );
+	if ( err != KErrNone ||
+		 iTone->State() != EMdaAudioToneUtilityNotReady	)
+		verdict = EInconclusive;
+
+	return verdict;
+
+	}
+
+/**
+ *
+ * Test step Postamble.
+ * destroys the tone utility
+ * 
+ */
+enum TVerdict CTestStepTonePrepareToPlayDualTonePlay::DoTestStepPostambleL(void)
+	{
+	delete iTone;
+	iTone = NULL;
+
+	__MM_HEAP_MARKEND;
+
+	//[ Destroy the scheduler ]
+	return CTestStepUnitMMFAudClient::DoTestStepPostambleL();
+	}
+
+class TDualTone
+	{
+public:
+	TInt iFreq1;
+	TInt iFreq2;
+	};
+
+const TDualTone KDtmfToneTable[] = 
+	{
+	{941, 1336},//0
+	{697, 1209},//1
+	{697, 1336},//2
+	{697, 1477},//3
+	{770, 1209},//4
+	{770, 1336},//5
+	{770, 1477},//6
+	{852, 1209},//7
+	{852, 1336},//8
+	{852, 1477},//9
+
+	{697, 1633},//A
+	{770, 1633},//B
+	{852, 1633},//C
+	{941, 1633},//D
+	{941, 1209},//E or *
+	{941, 1477},//F or #
+	{0,   0}	// pause
+	};
+
+
+_LIT(KTwinkleDTMFString,"1 1 9 9 # # 9-6 6 3 3 2 2 1-9 9 6 6 3 3 2-9 9 6 6 3 3 2-1 1 9 9 # # 9-6 6 3 3 2 2 1-");
+
+const TInt KQuarterNote = 256000;
+const TInt KHalfNote = 512000;
+const TInt KEighthNote =  128000;
+const TInt KSixteenthNote = 64000;
+
+
+/**
+ * convert a DTMF string into an array of TToneInfo
+ */
+TInt CTestStepTonePrepareToPlayDualTonePlay::GetTune(const TDesC& aDtmfString, RArray<TToneInfo>& aTones)
+	{
+	TInt count = aDtmfString.Length();
+	for (TInt index=0; index<count; )
+		{
+		TInt tableIndex;
+		TInt c = (aDtmfString)[index++];
+		if (c >= '0' && c <= '9')
+			tableIndex = c - '0';
+		else if (c >= 'A' && c <= 'F')
+			tableIndex = c - 'A' + 10;
+		else if (c == '*')
+			tableIndex = 14;
+		else if (c == '#')
+			tableIndex = 15;
+		else if (c == ',')		// pause ?
+			tableIndex = 16;
+		else
+			return KErrArgument;
+
+		TToneInfo tone;
+		tone.iFreq1 = KDtmfToneTable[tableIndex].iFreq1;
+		tone.iFreq2 = KDtmfToneTable[tableIndex].iFreq2;
+
+		c = (aDtmfString)[index++];
+		if (c == ' ')
+			tone.iDuration = KQuarterNote; 
+		else if (c == '-')
+			tone.iDuration = KHalfNote; 
+		else if (c == '+')
+			tone.iDuration = KEighthNote; 
+		else if (c == '%')
+			tone.iDuration = KSixteenthNote; 
+		else
+			return KErrArgument;
+		aTones.Append(tone);
+		}
+	return KErrNone;
+	}
+
+/**
+ *
+ * Do the test step.
+ * Each test step must supply an implementation for DoTestStepL.
+ *
+ * @return	"TVerdict"
+ *			The result of the test step
+ *
+ * @xxxx
+ * 
+ */
+TVerdict CTestStepTonePrepareToPlayDualTonePlay::DoTestStepL()
+	{
+	iTestStepResult = EPass;
+
+	RArray<TToneInfo> tones;
+	
+	// This test plays "twinkle twinkle little star" 
+	// by converting a DTMF sequence into an array of dualtones 
+	// (i.e. frequency pairs) and then calling PrepareToPlayDualTone() 
+	// for each dualtone
+	TInt error = GetTune(*(&KTwinkleDTMFString), tones);
+	if (error != KErrNone)
+		return EInconclusive;
+
+	for (TInt index=0; index<tones.Count(); index++)
+		{
+		TToneInfo tone = tones[index];
+		
+		INFO_PRINTF4(_L("playing dual tone of %d Hz & %d Hz for %f seconds"), 
+			tone.iFreq1, tone.iFreq2,  ((TReal32)tone.iDuration)/1000000);
+
+		// if the frequency is zero, then pause i.e don't play a note
+		if (tone.iFreq1 != 0)
+			{
+			iTone->PrepareToPlayDualTone(tone.iFreq1, tone.iFreq2, TTimeIntervalMicroSeconds(tone.iDuration));
+			CActiveScheduler::Start();
+		
+			if (iError != KErrNone || iTone->State() != EMdaAudioToneUtilityPrepared	)
+				return EInconclusive;
+		
+			iTone->Play();
+			if (iTone->State() == EMdaAudioToneUtilityPlaying)
+				iHasPlayed = ETrue;
+			CActiveScheduler::Start();
+			if (iError != KErrNone || !iHasPlayed)
+				return EFail;
+			iTone->CancelPrepare();
+			}
+
+		User::After(125000);
+		}
+
+	tones.Close();
+
+	INFO_PRINTF1(_L("finished with this test step"));
+	// test steps return a result
+	return iTestStepResult;
+	}
+