Adapting iface changes in tests, also little bug fix

include/ITAThirdOctaveMagnitudeSpectrum.h

@@ -130,7 +130,7 @@ class CITAThirdOctaveDecibelMagnitudeSpectrum : public CITAThirdOctaveMagnitudeS
 {
 public:
 	inline CITAThirdOctaveDecibelMagnitudeSpectrum()
-		: CITAThirdOctaveDecibelMagnitudeSpectrum()
+		: CITAThirdOctaveMagnitudeSpectrum()
 	{
 
 	};

tests/ITABaseSpectrumTests.cpp

@@ -28,7 +28,7 @@ int main( int, char** )
 void test_db_to_ration()
 {
 	CITAThirdOctaveDecibelMagnitudeSpectrum oTOSpectrumConvertToRatio;
-	oTOSpectrumConvertToRatio.SetName( "Test unit magnitude spectrum to ratio" );
+	oTOSpectrumConvertToRatio.SetName( "Test unit decibel magnitude spectrum to ratio" );
 
 	oTOSpectrumConvertToRatio.SetIdentity();
 	for( int n = 0; n < oTOSpectrumConvertToRatio.GetNumBands(); n++ )
@@ -48,20 +48,19 @@ void test_db_to_ration()
 void test_ratio_to_db()
 {
 	CITAThirdOctaveFactorMagnitudeSpectrum oTOSpectrumConvertToRatio;
-	oTOSpectrumConvertToRatio.SetName( "Test unit gain spectrum to db" );
+	oTOSpectrumConvertToRatio.SetName( "Test unit factor spectrum to db" );
 	oTOSpectrumConvertToRatio.SetValueUnit( "(gain)" );
-	oTOSpectrumConvertToRatio.SetIdentity(); // db -> all zeros
+	oTOSpectrumConvertToRatio.SetZero(); // all zeros
 
 	for( int n = 0; n < oTOSpectrumConvertToRatio.GetNumBands(); n++ )
-		oTOSpectrumConvertToRatio[ n ] = ratio_to_db10( oTOSpectrumConvertToRatio[ n ] ); // zero to db -> -inf
+		oTOSpectrumConvertToRatio[ n ] = ratio_to_db10( oTOSpectrumConvertToRatio[ n ] ); // zeros to db -> -inf
 
 	oTOSpectrumConvertToRatio.SetValueUnit( "dB" );
 
 	cout << oTOSpectrumConvertToRatio << endl;
 
 	// Convert gains "1"
-	oTOSpectrumConvertToRatio.SetIdentity(); // db -> all zeros
-	oTOSpectrumConvertToRatio.Add( 1.0f ); // gains now all 1.0
+	oTOSpectrumConvertToRatio.SetIdentity(); //all ones
 	for( int n = 0; n < oTOSpectrumConvertToRatio.GetNumBands(); n++ )
 		oTOSpectrumConvertToRatio[ n ] = ratio_to_db10( oTOSpectrumConvertToRatio[ n ] ); // ratio 1 to db -> 0
 
@@ -73,16 +72,16 @@ void test_ratio_to_db()
 void test_third_octave_spectrum()
 {
 	CITAThirdOctaveGainMagnitudeSpectrum oTOSpectrumIdent;
-	oTOSpectrumIdent.SetName( "Test unit magnitude spectrum" );
+	oTOSpectrumIdent.SetName( "Test unit gain magnitude spectrum" );
 	oTOSpectrumIdent.SetIdentity();
 
-	cout << "Third octave magnitude spectrum identity:" << endl;
+	cout << "Third octave gain magnitude spectrum identity:" << endl;
 	cout << oTOSpectrumIdent << endl;
 	
 	CITAThirdOctaveGainMagnitudeSpectrum oTOSpectrumZero;
 	oTOSpectrumZero.SetName( "Test unit zero spectrum" );
 	oTOSpectrumZero.SetZero();
 
-	cout << "Third octave magnitude spectrum zero:" << endl;
+	cout << "Third octave gain magnitude spectrum zero:" << endl;
 	cout << oTOSpectrumZero << endl;
 }