// Copyright (c) 2008-2009 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:

 //

 #define _STLP_DO_IMPORT_CSTD_FUNCTIONS

 #include <limits>

 #include <cmath>

 #include <complex>

 //We also test math functions imported from stdlib.h or

 //defined in cstdlib

 #include <cstdlib>

 #include "math_aux.h"

 #include "cppunit/cppunit_proxy.h"

 //This test purpose is to check the right import of math.h C symbols

 //into the std namespace so we do not use the using namespace std

 //specification

 //

 // TestCase class

 //

 class CMathTest : public CPPUNIT_NS::TestCase // codescanner::missingcclass

 {

   CPPUNIT_TEST_SUITE(CMathTest);

   CPPUNIT_TEST(test);

   CPPUNIT_TEST(complex_double_cov1);

   CPPUNIT_TEST(complex_double_cov2);

   CPPUNIT_TEST(complex_double_cov3);

   CPPUNIT_TEST(complex_double_cov4);

   CPPUNIT_TEST(complex_float_cov1);

   CPPUNIT_TEST(complex_float_cov2);

   CPPUNIT_TEST(complex_float_cov3);

   CPPUNIT_TEST(complex_float_cov4);

   CPPUNIT_TEST(complex_longdouble_cov1);

   CPPUNIT_TEST(complex_longdouble_cov2);

   CPPUNIT_TEST(complex_longdouble_cov3);

   CPPUNIT_TEST(complex_longdouble_cov4);

   CPPUNIT_TEST(complex_trigonometric_cov);

   CPPUNIT_TEST(complex_cmath_cov);

   CPPUNIT_TEST(complex_templates_cov1);

   CPPUNIT_TEST(complex_templates_cov2);

   CPPUNIT_TEST(complex_constructors_cov1);

   CPPUNIT_TEST(complex_constructors_cov2);

   CPPUNIT_TEST_SUITE_END();

   protected:

     void test();

     void complex_double_cov1();

     void complex_double_cov2();

     void complex_double_cov3();

     void complex_double_cov4();

     void complex_float_cov1();

     void complex_float_cov2();

     void complex_float_cov3();

     void complex_float_cov4();

     void complex_longdouble_cov1();

     void complex_longdouble_cov2();

     void complex_longdouble_cov3();

     void complex_longdouble_cov4();

     void complex_trigonometric_cov();

     void complex_cmath_cov();

     void complex_templates_cov1();

     void complex_templates_cov2();

     void complex_constructors_cov1();

     void complex_constructors_cov2();

 };

 CPPUNIT_TEST_SUITE_REGISTRATION(CMathTest);

 //

 // tests implementation

 //

 void CMathTest::test()

 {

   int int_val = -1;

   long long_val = -1l;

   float float_val = -1.0f;

   double double_val = -1.0;

 #if !defined (_STLP_NO_LONG_DOUBLE)

   long double long_double_val = -1.0l;

 #endif

   CPPUNIT_CHECK( are_equals(std::abs(int_val), -int_val) );

   CPPUNIT_CHECK( are_equals(std::abs(long_val), -long_val) );

   CPPUNIT_CHECK( are_equals(std::labs(long_val), -long_val) );

   CPPUNIT_CHECK( are_equals(std::abs(float_val), -float_val) );

   CPPUNIT_CHECK( are_equals(std::abs(double_val), -double_val) );

 #if !defined (_STLP_NO_LONG_DOUBLE)

   CPPUNIT_CHECK( are_equals(std::abs(long_double_val), -long_double_val) );

 #endif

   CPPUNIT_CHECK( are_equals(std::fabs(float_val), -float_val) );

   CPPUNIT_CHECK( are_equals(std::fabs(double_val), -double_val) );

 #if !defined (_STLP_NO_LONG_DOUBLE)

   CPPUNIT_CHECK( are_equals(std::fabs(long_double_val), -long_double_val) );

 #endif

   std::div_t div_res = std::div(3, 2);

   CPPUNIT_CHECK( div_res.quot == 1 );

   CPPUNIT_CHECK( div_res.rem == 1 );

   std::ldiv_t ldiv_res = std::ldiv(3l, 2l);

   CPPUNIT_CHECK( ldiv_res.quot == 1l );

   CPPUNIT_CHECK( ldiv_res.rem == 1l );

   ldiv_res = std::div(3l, 2l);

   CPPUNIT_CHECK( ldiv_res.quot == 1l );

   CPPUNIT_CHECK( ldiv_res.rem == 1l );

   std::srand(2);

   int rand_val = std::rand();

   CPPUNIT_CHECK( rand_val >= 0 && rand_val <= RAND_MAX );

   CPPUNIT_CHECK( are_equals(std::floor(1.5), 1.0) );

   CPPUNIT_CHECK( are_equals(std::ceil(1.5), 2.0) );

   CPPUNIT_CHECK( are_equals(std::fmod(1.5, 1.0), 0.5) );

   CPPUNIT_CHECK( are_equals(std::sqrt(4.0), 2.0) );

   CPPUNIT_CHECK( are_equals(std::pow(2.0, 2), 4.0) );

   /*

    * Uncomment the following to check that it generates an ambiguous call

    * as there is no Standard pow(int, int) function only pow(double, int),

    * pow(float, int) and some others...

    * If it do not generate a compile time error it should at least give

    * the good result.

    */

   //CPPUNIT_CHECK( are_equals(std::pow(10, -2), 0.01) );

   CPPUNIT_CHECK( are_equals(std::pow(10.0, -2), 0.01) );

   CPPUNIT_CHECK( are_equals(std::exp(0.0), 1.0) );

   CPPUNIT_CHECK( are_equals(std::log(std::exp(1.0)), 1.0) );

   CPPUNIT_CHECK( are_equals(std::log10(100.0), 2.0) );

 #if !defined (STLPORT) || !defined (_STLP_USING_PLATFORM_SDK_COMPILER) || !defined (_WIN64)

   CPPUNIT_CHECK( are_equals(std::modf(100.5, &double_val), 0.5) );

   CPPUNIT_CHECK( are_equals(double_val, 100.0) );

 #endif

   double_val = std::frexp(8.0, &int_val);

   CPPUNIT_CHECK( are_equals(double_val * std::pow(2.0, int_val), 8.0) );

   CPPUNIT_CHECK( are_equals(std::ldexp(1.0, 2), 4.0) );

   CPPUNIT_CHECK( are_equals(std::cos(std::acos(1.0)), 1.0) );

   CPPUNIT_CHECK( are_equals(std::sin(std::asin(1.0)), 1.0) );

   CPPUNIT_CHECK( are_equals(std::tan(std::atan(1.0)), 1.0) );

   CPPUNIT_CHECK( are_equals(std::tan(std::atan2(1.0, 1.0)), 1.0) );

   CPPUNIT_CHECK( are_equals(std::cosh(0.0), 1.0) );

   CPPUNIT_CHECK( are_equals(std::sinh(0.0), 0.0) );

 #if !defined (STLPORT) || !defined (_STLP_USING_PLATFORM_SDK_COMPILER) || !defined (_M_AMD64)

   CPPUNIT_CHECK( are_equals(std::tanh(0.0), 0.0) );

 #endif

   CPPUNIT_CHECK( are_equals(std::floor(1.5f), 1.0f) );

   CPPUNIT_CHECK( are_equals(std::ceil(1.5f), 2.0f) );

   CPPUNIT_CHECK( are_equals(std::fmod(1.5f, 1.0f), 0.5f) );

   CPPUNIT_CHECK( are_equals(std::sqrt(4.0f), 2.0f) );

   CPPUNIT_CHECK( are_equals(std::pow(2.0f, 2), 4.0f) );

   CPPUNIT_CHECK( are_equals(std::exp(0.0f), 1.0f) );

   CPPUNIT_CHECK( are_equals(std::log(std::exp(1.0f)), 1.0f) );

   CPPUNIT_CHECK( are_equals(std::log10(100.0f), 2.0f) );

 #if !defined (STLPORT) || !defined (_STLP_USING_PLATFORM_SDK_COMPILER) || !defined (_WIN64)

   CPPUNIT_CHECK( are_equals(std::modf(100.5f, &float_val), 0.5f) );

   CPPUNIT_CHECK( are_equals(float_val, 100.0f) );

 #endif

   float_val = std::frexp(8.0f, &int_val);

   CPPUNIT_CHECK( are_equals(float_val * std::pow(2.0f, int_val), 8.0f) );

   CPPUNIT_CHECK( are_equals(std::ldexp(1.0f, 2), 4.0f) );

   CPPUNIT_CHECK( are_equals(std::cos(std::acos(1.0f)), 1.0f) );

   CPPUNIT_CHECK( are_equals(std::sin(std::asin(1.0f)), 1.0f) );

   CPPUNIT_CHECK( are_equals(std::tan(std::atan(1.0f)), 1.0f) );

   CPPUNIT_CHECK( are_equals(std::tan(std::atan2(1.0f, 1.0f)), 1.0f) );

   CPPUNIT_CHECK( are_equals(std::cosh(0.0f), 1.0f) );

   CPPUNIT_CHECK( are_equals(std::sinh(0.0f), 0.0f) );

 #if !defined (STLPORT) || !defined (_STLP_USING_PLATFORM_SDK_COMPILER) || !defined (_M_AMD64)

   CPPUNIT_CHECK( are_equals(std::tanh(0.0f), 0.0f) );

 #endif

 #if !defined (_STLP_NO_LONG_DOUBLE)

   CPPUNIT_CHECK( are_equals(std::floor(1.5l), 1.0l) );

   CPPUNIT_CHECK( are_equals(std::ceil(1.5l), 2.0l) );

   CPPUNIT_CHECK( are_equals(std::fmod(1.5l, 1.0l), 0.5l) );

   CPPUNIT_CHECK( are_equals(std::sqrt(4.0l), 2.0l) );

   CPPUNIT_CHECK( are_equals(std::pow(2.0l, 2), 4.0l) );

   CPPUNIT_CHECK( are_equals(std::exp(0.0l), 1.0l) );

   CPPUNIT_CHECK( are_equals(std::log(std::exp(1.0l)), 1.0l) );

   CPPUNIT_CHECK( are_equals(std::log10(100.0l), 2.0l) );

 #  if !defined (STLPORT) || !defined (_STLP_USING_PLATFORM_SDK_COMPILER) || !defined (_WIN64)

   CPPUNIT_CHECK( are_equals(std::modf(100.5l, &long_double_val), 0.5l) );

   CPPUNIT_CHECK( are_equals(long_double_val, 100.0l) );

 #  endif

   long_double_val = std::frexp(8.0l, &int_val);

   CPPUNIT_CHECK( are_equals(long_double_val * std::pow(2.0l, int_val), 8.0l) );

   CPPUNIT_CHECK( are_equals(std::ldexp(1.0l, 2), 4.0l) );

   CPPUNIT_CHECK( are_equals(std::cos(std::acos(1.0l)), 1.0l) );

   CPPUNIT_CHECK( are_equals(std::sin(std::asin(1.0l)), 1.0l) );

   CPPUNIT_CHECK( are_equals(std::tan(0.0l), 0.0l) );

   CPPUNIT_CHECK( are_equals(std::atan(0.0l), 0.0l) );

   CPPUNIT_CHECK( are_equals(std::atan2(0.0l, 1.0l), 0.0l) );

   CPPUNIT_CHECK( are_equals(std::cosh(0.0l), 1.0l) );

   CPPUNIT_CHECK( are_equals(std::sinh(0.0l), 0.0l) );

 #  if !defined (STLPORT) || !defined (_STLP_USING_PLATFORM_SDK_COMPILER) || !defined (_M_AMD64)

   CPPUNIT_CHECK( are_equals(std::tanh(0.0l), 0.0l) );

 #  endif

 #endif

   CPPUNIT_CHECK( are_equals(std::sqrt(std::sqrt(std::sqrt(256.0))), 2.0) );

   CPPUNIT_CHECK( are_equals(std::sqrt(std::sqrt(std::sqrt(256.0f))), 2.0f) );

 #if !defined (_STLP_NO_LONG_DOUBLE)

   CPPUNIT_CHECK( are_equals(std::sqrt(std::sqrt(std::sqrt(256.0l))), 2.0l) );

 #endif

 }

 void CMathTest::complex_double_cov1()

 	{

 	using namespace std;

 	double pi = 3.14159265359;

 	// Test Case for abs,arg abd SQRT

 	{

 	complex <double> c1( polar ( 5.0 ) ); 

 	complex <double> c2 ( polar ( 5.0 , pi / 6 ) );

 	double absc1 = abs ( c1 );

 	double argc1 = arg ( c1 );

 	CPPUNIT_CHECK( absc1 == 5 );

 	CPPUNIT_CHECK( argc1 == 0 );

 	double normc2 = norm ( c2 );

 	double sqrtnormc2 = sqrt ( normc2 );

 	CPPUNIT_CHECK(sqrtnormc2 == 5);

 	}

 	// Test case for the real,imag and conj

 	{

 	complex <double> c1 ( 4.0 , 3.0 );

 	double dr1 = real ( c1 );

 	CPPUNIT_CHECK(dr1 == 4);

 	double di1 = imag ( c1 );

 	CPPUNIT_CHECK(di1 == 3);

 	complex <double> c2 = conj ( c1 );

 	double dr2 = real ( c2 );

 	CPPUNIT_CHECK(dr2 == 4);

 	double di2 = imag ( c2 );

 	CPPUNIT_CHECK(di2 == -3);

 	}

 	// test case for the operator "=" , the 3 templates 

 	{

 	complex <double> cl1 ( polar (3.0 , pi / 6 ) );

 	complex <double> cr1a ( polar (2.0 , pi /3 ) );

 	complex <double> cr1b ( polar (2.0 , pi / 3 ) );

 	CPPUNIT_CHECK(cl1 != cr1a);

 	CPPUNIT_CHECK(cr1b == cr1a);

 	double cl3a =3;

 	double cl3b =5;

 	complex <double> cr3a ( 3 , 4 );

 	complex <double> cr3b ( 5 ,0 );

 	CPPUNIT_CHECK(cl3a != cr3a);

 	CPPUNIT_CHECK(cl3b == cr3b);

 	complex <int> cl2a ( 3 , 4 );

 	complex <int> cl2b ( 5 ,0 );

 	int cr2a =3;

 	CPPUNIT_CHECK(cl2a != cr2a);

 	}

 }

 void CMathTest::complex_double_cov2()

 	{

 	using namespace std;

 	double pi = 3.14159265359;

 	// test case for the operator "*" , the 3 templates 

 	{

 	complex <double> cl1 ( polar (3.0 , pi / 6 ) );

 	complex <double> cr1 ( 5,0 );

 	complex <double> cs1 = cl1 * cr1;	

 	complex <double> cl2 ( polar ( 3.0 , pi / 6 ) );

 	double cr2 =5;

 	complex <double> cs2 = cl2 * cr2;

 	double cl3 = 5;

 	complex <double> cr3 ( polar (3.0 , pi / 6 ) );

 	complex <double> cs3 = cl3 * cr3;

 	CPPUNIT_CHECK(cs1 == cs2);

 	CPPUNIT_CHECK(cs3 == cs2);

 	}

 	// test case for the operator "+" , the 3 templates 

 	{

 	complex <double> cl1 ( polar (3.0 , pi / 6 ) );

 	complex <double> cr1 ( 5,0 );

 	complex <double> cs1 = cl1 + cr1;	

 	complex <double> cl2 ( polar ( 3.0 , pi / 6 ) );

 	double cr2 =5;

 	complex <double> cs2 = cl2 + cr2;

 	double cl3 = 5;

 	complex <double> cr3 ( polar (3.0 , pi / 6 ) );

 	complex <double> cs3 = cl3 + cr3;

 	complex <double> cr4 ( 3.0 , 4.0 );

 	complex <double> cs4 = + cr4;

 	CPPUNIT_CHECK(cs4 == cr4);

 	CPPUNIT_CHECK(cs1 == cs2);

 	CPPUNIT_CHECK(cs3 == cs2);

 	}

 	// test case for the operator "-" , the 3 templates 

 	{

 	complex <double> cl1 (3 , 4);

 	complex <double> cr1 ( 2,3 );

 	complex <double> cs1 = cl1 - cr1;

 	complex <double> cs11 ( 1,1 );

 	CPPUNIT_CHECK(cs1 == cs11);

 	complex <double> cl2 (3 , 4);

 	double cr2 =5;

 	complex <double> cs2 = cl2 - cr2;

 	complex <double> cs22 (-2 , 4);

 	CPPUNIT_CHECK(cs2 == cs22);

 	double cl3 = 5;

 	complex <double> cr3 (3 , 4);

 	complex <double> cs3 = cl3 - cr3;

 	complex <double> cs33 (2 , -4);

 	CPPUNIT_CHECK(cs3 == cs33);

 	complex <double> cr4 ( 3 , 4 );

 	complex <double> cs4 = -cr4;

 	complex <double> cs44 (-3 , -4);

 	CPPUNIT_CHECK(cs4 == cs44);

 	}

 	// test case for the operator "/" , the 3 templates 

 	{

 	complex <double> cl1 (4 , 4);

 	complex <double> cr1 ( 2,2 );

 	complex <double> cs1 = cl1/cr1;

 	complex <double> cs11 ( 2,0 );

 	CPPUNIT_CHECK(cs1 == cs11);

 	complex <double> cl2 (4 , 4);

 	double cr2 =2;

 	complex <double> cs2 = cl2/cr2;

 	complex <double> cs22 (2 , 2);

 	CPPUNIT_CHECK(cs2 == cs22);

 	double cl3 = 4;

 	complex <double> cr3 (2 , 2);

 	complex <double> cs3 = cl3/cr3;

 	complex <double> cs33 (1 , -1);

 	CPPUNIT_CHECK(cs3 == cs33);

 	}

 }

 void CMathTest::complex_double_cov3()

 	{

 	using namespace std;

 	double pi = 3.14159265359;

 	// test case for the operator "*=" , the 3 templates 

 	{

 	complex <double> cl1 ( polar (3.0 , pi / 6 ) );

 	complex <double> cr1 ( 5,0 );

 	complex <double> cs1 = cl1 * cr1;	

 	complex <double> cs11 (10,0);	

 	complex <int> cint1 ( 2,0 );

 	complex <double> csresult (20,0);	

 	cl1 *= cr1;

 	CPPUNIT_CHECK(cs1 == cl1);

 	double val = 2;

 	cr1 *= val;

 	CPPUNIT_CHECK(cr1 == cs11);	

 	cs11 *= cint1;

 	CPPUNIT_CHECK(csresult == cs11);	

 	}

 	// test case for the operator "+=" , the 3 templates 

 	{

 	complex <double> cl1 ( polar (3.0 , pi / 6 ) );

 	complex <double> cr1 ( 5,0 );

 	complex <double> cs1 = cl1 + cr1;	

 	complex <double> cs11 (7,0);	

 	complex <int> cint1 ( 2,0 );

 	complex <double> csresult (9,0);

 	cl1 += cr1;

 	CPPUNIT_CHECK(cs1 == cl1);

 	double val = 2;

 	cr1 += val;

 	CPPUNIT_CHECK(cr1 == cs11);	

 	cs11 += cint1;

 	CPPUNIT_CHECK(csresult == cs11);	

 	}

 }

 void CMathTest::complex_double_cov4()

 	{

 	using namespace std;

 	double pi = 3.14159265359;

 	// test case for the operator "-=" , the 3 templates 

 	{

 	complex <double> cl1 ( polar (3.0 , pi / 6 ) );

 	complex <double> cr1 ( 5,0 );

 	complex <double> cs1 = cl1 - cr1;	

 	complex <double> cs11 (3,0);	

 	complex <int> cint1 ( 2,0 );

 	complex <double> csresult (1,0);

 	cl1 -= cr1;

 	CPPUNIT_CHECK(cs1 == cl1);

 	double val = 2;

 	cr1 -= val;

 	CPPUNIT_CHECK(cr1 == cs11);	

 	cs11 -= cint1;

 	CPPUNIT_CHECK(csresult == cs11);

 	}

 	// test case for the operator "/=" , the 3 templates 

 	{

 	complex <double> cl1 ( 10,0 );

 	complex <double> cr1 ( 5,0 );

 	complex <double> cs1 = cl1/cr1;	

 	complex <double> cs11 (1,0);

 	complex <int> cint1 ( 1,0 );

 	complex <double> csresult (1,0);	

 	cl1 /= cr1;

 	CPPUNIT_CHECK(cs1 == cl1);

 	double val = 5;

 	cr1 /= val;

 	CPPUNIT_CHECK(cr1 == cs11);

 	cs11 /= cint1;

 	CPPUNIT_CHECK(csresult == cs11);

 	}

 	// test case for the operator "=" , the 3 templates 

 	{

 	complex <double> cl1 ( 3.0 , 4.0 );

 	complex <double> cr1 ( 2.0 , -1.0 );

 	cl1  = cr1;

 	CPPUNIT_CHECK(cl1 == cr1);

 	complex <double> cl2 ( -2 , 4 );

 	double cr2 =5.0;

 	cl2 = cr2;

 	CPPUNIT_CHECK(cl2 == cr2);

 	complex<double> cl3(3.0, 4.0);

 	cl2 = cl3;

 	CPPUNIT_CHECK(cl2 == cl3);

 	}

 }

 void CMathTest::complex_float_cov1()

 	{

 		using namespace std;

 		// test case for the abs,arg and sqrt 

 		{

 		complex <float> c1( polar ( 5.0 ) ); 

 		complex <float> c2 ( 5,0 );

 		float absc1 = abs ( c1 );

 		float argc1 = arg ( c1 );

 		CPPUNIT_CHECK( absc1 == 5 );

 		CPPUNIT_CHECK( argc1 == 0 );

 		float normc2 = norm ( c2 );

 		float val = 25;

 		float sqrtnormc2 = sqrt ( normc2 );

 		CPPUNIT_CHECK(normc2 == val);

 		CPPUNIT_CHECK(sqrtnormc2 == 5);

 		}

 		// test case for the real,imag and conj

 		{

 		complex <float> c1 ( 4.0 , 3.0 );

 		float dr1 = real ( c1 );

 	    CPPUNIT_CHECK(dr1 == 4);

 	    float di1 = imag ( c1 );

 	    CPPUNIT_CHECK(di1 == 3);

 	    complex <float> c2 = conj ( c1 );

 		float dr2 = real ( c2 );

 		CPPUNIT_CHECK(dr2 == 4);

 		float di2 = imag ( c2 );

 		CPPUNIT_CHECK(di2 == -3);

 		}

 		// test case for the operator "=" , the 3 templates 

 		{

 	    complex <float> cl1 ( 7,7 );

 	    complex <float> cr1a ( 5,7 );

 	    complex <float> cr1b ( 5,7 );

 		CPPUNIT_CHECK(cl1 != cr1a);

 		CPPUNIT_CHECK(cr1b == cr1a);

 		float cl3a =3;

 		float cl3b =5;

 	    complex <float> cr3a ( 3 , 4 );

 	    complex <float> cr3b ( 5 ,0 );

 	    CPPUNIT_CHECK(cl3a != cr3a);

 	    CPPUNIT_CHECK(cl3b == cr3b);

 	    complex <int> cl2a ( 3 , 4 );

 	    complex <int> cl2b ( 5 ,0 );

 	    int cr2a =3;

 	    CPPUNIT_CHECK(cl2a != cr2a);

 		}

 	}

 void CMathTest::complex_float_cov2()

 	{

 	using namespace std;

 		// test case for the operator "*" , the 3 templates 

 		{

 	    complex <float> cl1 ( 7,5 );

 		complex <float> cr1 ( 5,0 );

 		complex <float> cs1 = cl1 * cr1;	

 		complex <float> cl2 ( 7,5 );

 		float cr2 =5;

 		complex <float> cs2 = cl2 * cr2;

 		float cl3 = 5;

 		complex <float> cr3 ( 7,5 );

 		complex <float> cs3 = cl3 * cr3;

 		CPPUNIT_CHECK(cs1 == cs2);

 		CPPUNIT_CHECK(cs3 == cs2);

 		}

 		// test case for the operator "+" , the 3 templates 

 		{

 	    complex <float> cl1 ( 7,0 );

 		complex <float> cr1 ( 5,0 );

 		complex <float> cs1 = cl1 + cr1;	

 		complex <float> cl2 ( 7,0 );

 		float cr2 =5;

 		complex <float> cs2 = cl2 + cr2;

 		float cl3 = 5;

 		complex <float> cr3 ( 7,0 );

 		complex <float> cs3 = cl3 + cr3;

 		complex <float> cr4 ( 3.0 , 4.0 );

 	    complex <float> cs4 = + cr4;

 	    CPPUNIT_CHECK(cs4 == cr4);

 		CPPUNIT_CHECK(cs1 == cs2);

 		CPPUNIT_CHECK(cs3 == cs2);

 		}

 		// test case for the operator "-" , the 3 templates 

 		{

 	    complex <float> cl1 (3 , 4);

 		complex <float> cr1 ( 2,3 );

 		complex <float> cs1 = cl1 - cr1;

 		complex <float> cs11 ( 1,1 );

 	    CPPUNIT_CHECK(cs1 == cs11);

 		complex <float> cl2 (3 , 4);

 		float cr2 =5;

 		complex <float> cs2 = cl2 - cr2;

 		complex <float> cs22 (-2 , 4);

 		CPPUNIT_CHECK(cs2 == cs22);

 		float cl3 = 5;

 		complex <float> cr3 (3 , 4);

 		complex <float> cs3 = cl3 - cr3;

 		complex <float> cs33 (2 , -4);

 		CPPUNIT_CHECK(cs3 == cs33);

 		complex <float> cr4 ( 3 , 4 );

 	    complex <float> cs4 = -cr4;

 		complex <float> cs44 (-3 , -4);

 		CPPUNIT_CHECK(cs4 == cs44);

 		}

 		// test case for the operator "/" , the 3 templates 

 		{

 	    complex <float> cl1 (4 , 4);

 		complex <float> cr1 ( 2,2 );

 		complex <float> cs1 = cl1/cr1;

 		complex <float> cs11 ( 2,0 );

 	    CPPUNIT_CHECK(cs1 == cs11);

 		complex <float> cl2 (4 , 4);

 		float cr2 =2;

 		complex <float> cs2 = cl2/cr2;

 		complex <float> cs22 (2 , 2);

 		CPPUNIT_CHECK(cs2 == cs22);

 		float cl3 = 4;

 		complex <float> cr3 (2 , 2);

 		complex <float> cs3 = cl3/cr3;

 		complex <float> cs33 (1 , -1);

 		CPPUNIT_CHECK(cs3 == cs33);

 		}

 	}

 void CMathTest::complex_float_cov3()

 	{

 		using namespace std;

 		// test case for the operator "*=" , the 3 templates 

 		{

 	    complex <float> cl1 ( 7,0 );

 		complex <float> cr1 ( 5,0 );

 		complex <float> cs1 = cl1 * cr1;	

 		complex <float> cs11 (10,0);	

 		complex <int> cint1 ( 2,0 );

 		complex <float> csresult (20,0);	

 		cl1 *= cr1;

 		CPPUNIT_CHECK(cs1 == cl1);

 		float val = 2;

 		cr1 *= val;

 		CPPUNIT_CHECK(cr1 == cs11);	

 		cs11 *= cint1;

 		CPPUNIT_CHECK(csresult == cs11);	

 		}

 		// test case for the operator "+=" , the 3 templates 

 		{

 	    complex <float> cl1 ( 7,0 );

 		complex <float> cr1 ( 5,0 );

 		complex <float> cs1 = cl1 + cr1;	

 		complex <float> cs11 (7,0);	

 		complex <int> cint1 ( 2,0 );

 		complex <float> csresult (9,0);

 		cl1 += cr1;

 		CPPUNIT_CHECK(cs1 == cl1);

 		float val = 2;

 		cr1 += val;

 		CPPUNIT_CHECK(cr1 == cs11);	

 		cs11 += cint1;

 		CPPUNIT_CHECK(csresult == cs11);	

 		}

 		// test case for the operator "-=" , the 3 templates 

 		{

 	    complex <float> cl1 ( 7,7 );

 		complex <float> cr1 ( 5,0 );

 		complex <float> cs1 = cl1 - cr1;	

 		complex <float> cs11 (3,0);	

 		complex <int> cint1 ( 2,0 );

 		complex <float> csresult (1,0);

 		cl1 -= cr1;

 		CPPUNIT_CHECK(cs1 == cl1);

 		float val = 2;

 		cr1 -= val;

 		CPPUNIT_CHECK(cr1 == cs11);	

 		cs11 -= cint1;

 		CPPUNIT_CHECK(csresult == cs11);

 		}

 	}

 void CMathTest::complex_float_cov4()

 	{

 		using namespace std;

 		// test case for the operator "/=" , the 3 templates 

 		{

 	    complex <float> cl1 ( 10,0 );

 		complex <float> cr1 ( 5,0 );

 		complex <float> cs1 = cl1/cr1;	

 		complex <float> cs11 (1,0);

 		complex <int> cint1 ( 1,0 );

 		complex <float> csresult (1,0);	

 		cl1 /= cr1;

 		CPPUNIT_CHECK(cs1 == cl1);

 		float val = 5;

 		cr1 /= val;

 		CPPUNIT_CHECK(cr1 == cs11);

 		cs11 /= cint1;

 		CPPUNIT_CHECK(csresult == cs11);	

 		}

 		// test case for the operator "=" , the 3 templates 

 		{

 		complex <float> cl1 ( 3.0 , 4.0 );

 		complex <float> cr1 ( 2.0 , -1.0 );

 		cl1  = cr1;

 		CPPUNIT_CHECK(cl1 == cr1);

 		complex <float> cl2 ( -2 , 4 );

 		float cr2 =5.0;

 		cl2 = cr2;

 		CPPUNIT_CHECK(cl2 == cr2);

 		complex<float> cl3(3.0, 4.0);

 		cl2 = cl3;

 		CPPUNIT_CHECK(cl2 == cl3);

 		}

 }

 void CMathTest::complex_longdouble_cov1()

 		{

 		using namespace std;

 		// test case for the abs,arg and sqrt

 		{

 		complex <long double> c1( polar ( 5.0 ) ); 

 		complex <long double> c2 ( 5,0 );

 		long double absc1 = abs ( c1 );

 		long double argc1 = arg ( c1 );

 		CPPUNIT_CHECK( absc1 == 5 );

 		CPPUNIT_CHECK( argc1 == 0 );

 		long double normc2 = norm ( c2 );

 		long double val = 25;

 		long double sqrtnormc2 = sqrt ( normc2 );

 		CPPUNIT_CHECK(normc2 == val);

 		CPPUNIT_CHECK(sqrtnormc2 == 5);

 		}

 		// test case for the real,imag and conj 

 		{

 		complex <long double> c1 ( 4.0 , 3.0 );

 		long double dr1 = real ( c1 );

 	    CPPUNIT_CHECK(dr1 == 4);

 	    long double di1 = imag ( c1 );

 	    CPPUNIT_CHECK(di1 == 3);

 	    complex <long double> c2 = conj ( c1 );

 		long double dr2 = real ( c2 );

 		CPPUNIT_CHECK(dr2 == 4);

 		long double di2 = imag ( c2 );

 		CPPUNIT_CHECK(di2 == -3);

 		}

 		// test case for the operator "=" , the 3 templates 

 		{

 	    complex <long double> cl1 ( 7,7 );

 	    complex <long double> cr1a ( 5,7 );

 	    complex <long double> cr1b ( 5,7 );

 		CPPUNIT_CHECK(cl1 != cr1a);

 		CPPUNIT_CHECK(cr1b == cr1a);

 		long double cl3a =3;

 		long double cl3b =5;

 	    complex <long double> cr3a ( 3 , 4 );

 	    complex <long double> cr3b ( 5 ,0 );

 	    CPPUNIT_CHECK(cl3a != cr3a);

 	    CPPUNIT_CHECK(cl3b == cr3b);

 	    complex <int> cl2a ( 3 , 4 );

 	    complex <int> cl2b ( 5 ,0 );

 	    int cr2a =3;

 	    CPPUNIT_CHECK(cl2a != cr2a);

 		}

 	}

 void CMathTest::complex_longdouble_cov2()

 	{

 	using namespace std;

 		// test case for the operator "*" , the 3 templates 

 		{

 	    complex <long double> cl1 ( 7,5 );

 		complex <long double> cr1 ( 5,0 );

 		complex <long double> cs1 = cl1 * cr1;	

 		complex <long double> cl2 ( 7,5 );

 		long double cr2 =5;

 		complex <long double> cs2 = cl2 * cr2;

 		long double cl3 = 5;

 		complex <long double> cr3 ( 7,5 );

 		complex <long double> cs3 = cl3 * cr3;

 		CPPUNIT_CHECK(cs1 == cs2);

 		CPPUNIT_CHECK(cs3 == cs2);

 		}

 		// test case for the operator "+" , the 3 templates 

 		{

 	    complex <long double> cl1 ( 7,0 );

 		complex <long double> cr1 ( 5,0 );

 		complex <long double> cs1 = cl1 + cr1;	

 		complex <long double> cl2 ( 7,0 );

 		long double cr2 =5;

 		complex <long double> cs2 = cl2 + cr2;

 		long double cl3 = 5;

 		complex <long double> cr3 ( 7,0 );

 		complex <long double> cs3 = cl3 + cr3;

 		complex <long double> cr4 ( 3.0 , 4.0 );

 	    complex <long double> cs4 = + cr4;

 	    CPPUNIT_CHECK(cs4 == cr4);

 		CPPUNIT_CHECK(cs1 == cs2);

 		CPPUNIT_CHECK(cs3 == cs2);

 		}

 		// test case for the operator "-" , the 3 templates 

 		{

 	    complex <long double> cl1 (3 , 4);

 		complex <long double> cr1 ( 2,3 );

 		complex <long double> cs1 = cl1 - cr1;

 		complex <long double> cs11 ( 1,1 );

 	    CPPUNIT_CHECK(cs1 == cs11);

 		complex <long double> cl2 (3 , 4);

 		long double cr2 =5;

 		complex <long double> cs2 = cl2 - cr2;

 		complex <long double> cs22 (-2 , 4);

 		CPPUNIT_CHECK(cs2 == cs22);

 		long double cl3 = 5;

 		complex <long double> cr3 (3 , 4);

 		complex <long double> cs3 = cl3 - cr3;

 		complex <long double> cs33 (2 , -4);

 		CPPUNIT_CHECK(cs3 == cs33);

 		complex <long double> cr4 ( 3 , 4 );

 	    complex <long double> cs4 = -cr4;

 		complex <long double> cs44 (-3 , -4);

 		CPPUNIT_CHECK(cs4 == cs44);

 		}

 		// test case for the operator "/" , the 3 templates 

 		{

 	    complex <long double> cl1 (4 , 4);

 		complex <long double> cr1 ( 2,2 );

 		complex <long double> cs1 = cl1/cr1;

 		complex <long double> cs11 ( 2,0 );

 	    CPPUNIT_CHECK(cs1 == cs11);

 		complex <long double> cl2 (4 , 4);

 		long double cr2 =2;

 		complex <long double> cs2 = cl2/cr2;

 		complex <long double> cs22 (2 , 2);

 		CPPUNIT_CHECK(cs2 == cs22);

 		long double cl3 = 4;

 		complex <long double> cr3 (2 , 2);

 		complex <long double> cs3 = cl3/cr3;

 		complex <long double> cs33 (1 , -1);

 		CPPUNIT_CHECK(cs3 == cs33);

 		}

 	}

 void CMathTest::complex_longdouble_cov3()

 	{

 	using namespace std;

 		// test case for the operator "*=" , the 3 templates 

 		{

 	    complex <long double> cl1 ( 7,0 );

 		complex <long double> cr1 ( 5,0 );

 		complex <long double> cs1 = cl1 * cr1;	

 		complex <long double> cs11 (10,0);	

 		complex <int> cint1 ( 2,0 );

 		complex <long double> csresult (20,0);	

 		cl1 *= cr1;

 		CPPUNIT_CHECK(cs1 == cl1);

 		long double val = 2;

 		cr1 *= val;

 		CPPUNIT_CHECK(cr1 == cs11);	

 		cs11 *= cint1;

 		CPPUNIT_CHECK(csresult == cs11);	

 		}

 		// test case for the operator "+=" , the 3 templates 

 		{

 	    complex <long double> cl1 ( 7,0 );

 		complex <long double> cr1 ( 5,0 );

 		complex <long double> cs1 = cl1 + cr1;	

 		complex <long double> cs11 (7,0);	

 		complex <int> cint1 ( 2,0 );

 		complex <long double> csresult (9,0);

 		cl1 += cr1;

 		CPPUNIT_CHECK(cs1 == cl1);

 		long double val = 2;

 		cr1 += val;

 		CPPUNIT_CHECK(cr1 == cs11);	

 		cs11 += cint1;

 		CPPUNIT_CHECK(csresult == cs11);	

 		}

 	}

 void CMathTest::complex_longdouble_cov4()

 	{

 	using namespace std;

 		// test case for the operator "-=" , the 3 templates 

 		{

 	    complex <long double> cl1 ( 7,7 );

 		complex <long double> cr1 ( 5,0 );

 		complex <long double> cs1 = cl1 - cr1;	

 		complex <long double> cs11 (3,0);	

 		complex <int> cint1 ( 2,0 );

 		complex <long double> csresult (1,0);

 		cl1 -= cr1;

 		CPPUNIT_CHECK(cs1 == cl1);

 		long double val = 2;

 		cr1 -= val;

 		CPPUNIT_CHECK(cr1 == cs11);	

 		cs11 -= cint1;

 		CPPUNIT_CHECK(csresult == cs11);

 		}

 		// test case for the operator "/=" , the 3 templates 

 		{

 	    complex <long double> cl1 ( 10,0 );

 		complex <long double> cr1 ( 5,0 );

 		complex <long double> cs1 = cl1/cr1;	

 		complex <long double> cs11 (1,0);

 		complex <int> cint1 ( 1,0 );

 		complex <long double> csresult (1,0);	

 		cl1 /= cr1;

 		CPPUNIT_CHECK(cs1 == cl1);

 		long double val = 5;

 		cr1 /= val;

 		CPPUNIT_CHECK(cr1 == cs11);

 		cs11 /= cint1;

 		CPPUNIT_CHECK(csresult == cs11);	

 		}

 		// test case for the operator "=" , the 3 templates 

 		{

 		complex <long double> cl1 ( 3.0 , 4.0 );

 		complex <long double> cr1 ( 2.0 , -1.0 );

 		cl1  = cr1;

 		CPPUNIT_CHECK(cl1 == cr1);

 		complex <long double> cl2 ( -2 , 4 );

 		long double cr2 =5.0;

 		cl2 = cr2;

 		CPPUNIT_CHECK(cl2 == cr2);

 		complex<long double> cl3(3.0, 4.0);

 		cl2 = cl3;

 		CPPUNIT_CHECK(cl2 == cl3);

 		}

 }

 void CMathTest::complex_trigonometric_cov()

 	{

 	using namespace std;

 	complex <double> c1 ( 5,0 );

 	complex <float> c2 ( 5,0 );

 	complex <long double> c3 ( 5,0 );

 	complex <double> cdresult;

 	complex <float> cfresult;

 	complex <long double> cldresult;

 	cdresult = cos ( c1 );	

 	cfresult = cos ( c2 );	

 	cldresult = cos ( c3 );	

 	cdresult = cosh ( c1 );	

 	cfresult = cosh ( c2 );	

 	cldresult = cosh ( c3 );	

 	cdresult = sin ( c1 );	

 	cfresult = sin ( c2 );	

 	cldresult = sin ( c3 );	

 	cdresult = sinh ( c1 );	

 	cfresult = sinh ( c2 );	

 	cldresult = sinh ( c3 );	

 	cdresult = tan ( c1 );	

 	cfresult = tan ( c2 );	

 	cldresult = tan ( c3 );

 	cdresult = tanh ( c1 );	

 	cfresult = tanh ( c2 );	

 	cldresult = tanh ( c3 );

 	}

 void CMathTest::complex_cmath_cov()

 	{

 	using namespace std;

 		{

 		complex <double> c1 ( 5,5 );

 		complex <float> c2 ( 5,5 );

 		complex <long double> c3 ( 5,5 );

 		complex <double> cdresult;

 		complex <float> cfresult;

 		complex <long double> cldresult;

 		CPPUNIT_CHECK( are_equals(abs(c1), (double)(sqrt(2.0)*5) ));		

 		CPPUNIT_CHECK( are_equals(abs(c2), (float)(sqrt(2.0)*5) ));		

 		CPPUNIT_CHECK( are_equals(abs(c3), (long double)(sqrt(2.0)*5) ));		

 		double val1 = arg(c1);

 		float val2 = arg(c2);

 		long double val3 = arg(c3);

 		cdresult = exp(c1);

 		cfresult = exp(c2);

 		cldresult = exp(c3);

 		cdresult = log(c1);

 		cfresult = log(c2);

 		cldresult = log(c3);

 		cdresult = log10(c1);

 		cfresult = log10(c2);

 		cldresult = log10(c3);

 		}

 		{

 		complex <double> c1 ( 5,5 );

 		complex <float> c2 ( 5,5 );

 		complex <long double> c3 ( 5,5 );

 		complex <double> cpower1 ( 5,5 );

 		complex <float> cpower2 ( 5,5 );

 		complex <long double> cpower3 ( 5,5 );

 		complex <double> cdresult;

 		complex <float> cfresult;

 		complex <long double> cldresult;

 		double dval = 2;

 		float fval = 2;

 		long double ldval = 2;

 		cdresult = pow(c1 , cpower1);

 		cdresult = pow(c1 , dval);

 		cdresult = pow(c1 , (int)2);

 		cdresult = pow(dval , cpower1);

 		cfresult = pow(c2 , cpower2);

 		cfresult = pow(c2 , fval);

 		cfresult = pow(c2 , (int)2);

 		cfresult = pow(fval , cpower2);

 		cldresult = pow(c3 , cpower3);

 		cldresult = pow(c3 , ldval);

 		cldresult = pow(c3 , (int)2);

 		cldresult = pow(ldval , cpower3);

 		}

 		{

 		complex <double> c1 ( 5,5 );

 		complex <float> c2 ( 5,5 );

 		complex <long double> c3 ( 5,5 );

 		complex <double> cdresult;

 		complex <float> cfresult;

 		complex <long double> cldresult;

 		cdresult = sqrt(c1);

 		cfresult = sqrt(c2);

 		cldresult = sqrt(c3);

 		}

 		{

 		double pi = 3.14159265359;

 		complex <double> c1( polar ( (long double)5.0 , (long double)pi / 6 ) ); 

 		complex <double> c2 ( polar ( (float)5.0 , (float)pi / 6 ) );

 		double absc1 = abs ( c1 );

 		double argc1 = arg ( c1 );

 		CPPUNIT_CHECK( absc1 == 5 );

 		float normc2 = norm ( c2 );

 		float sqrtnormc2 = sqrt ( normc2 );

 		CPPUNIT_CHECK(sqrtnormc2 == 5);

 		}

 	}

 void CMathTest::complex_templates_cov1()

 	{

 	using namespace std;

 		{

 		complex <int> c1( 5,0 ); 

 		complex <int> c2 ( polar ( 3 , 0) );

 		complex <int> c3 ( 4 , 3 );

 		int dr1 = real ( c3 );

 		CPPUNIT_CHECK(dr1 == 4);

 	    int di1 = imag ( c3 );

 		CPPUNIT_CHECK(di1 == 3);

 		int normc2 = norm ( c2 );

 		int sqrtnormc2 = sqrt ( (double)normc2 );

 		CPPUNIT_CHECK(normc2 == 9);

 		CPPUNIT_CHECK(sqrtnormc2 == 3);

 		int absc1 = abs ( c1 );

 		int argc1 = arg ( c1 );

 		CPPUNIT_CHECK( absc1 == 5 );

 		CPPUNIT_CHECK( argc1 == 0 );

 		}

 		{/*

     	complex <int> cl1 (4 , 4);

 		complex <int> cr1 ( 2,2 );

 		complex <int> cs1 = cl1/cr1;

 		complex <int> cs11 ( 2,0 );

     	CPPUNIT_CHECK(cs1 == cs11);

 		complex <int> cl2 (4 , 4);

 		int cr2 =2;

 		complex <int> cs2 = cl2/cr2;

 		complex <int> cs22 (2 , 2);

 		CPPUNIT_CHECK(cs2 == cs22);

 		int cl3 = 4;

 		complex <int> cr3 (2 , 2);

 		complex <int> cs3 = cl3/cr3;

 		complex <int> cs33 (1 , -1);

 		CPPUNIT_CHECK(cs3 == cs33);*/

 		}

 		{

 	    complex <int> cl1 ( 3,0 );

 		complex <int> cr1 ( 5,0 );

 		complex <int> cs1 = cl1 * cr1;	

 		complex <int> cs11 (10,0);	

 		complex <int> cint1 ( 2,0 );

 		complex <float> cint11 ( 2,0 );

 		complex <int> csresult (4,0);	

 		cl1 *= cr1;

 		CPPUNIT_CHECK(cs1 == cl1);

 		int val = 2;

 		cr1 *= val;

 		CPPUNIT_CHECK(cr1 == cs11);	

 		cint1 *= cint11;

 		CPPUNIT_CHECK(csresult == cint1);	

 		}

 	}

 void CMathTest::complex_templates_cov2()

 	{

 	using namespace std;

 		{

 	    complex <int> cl1 ( 3,0 );

 		complex <int> cr1 ( 5,0 );

 		complex <int> cs1 = cl1 + cr1;	

 		complex <int> cs11 (7,0);	

 		complex <int> cint1 ( 2,0 );

 		complex <float> cint11 ( 2,0 );

 		complex <int> csresult (4,0);	

 		cl1 += cr1;

 		CPPUNIT_CHECK(cs1 == cl1);

 		int val = 2;

 		cr1 += val;

 		CPPUNIT_CHECK(cr1 == cs11);	

 		cint1 += cint11;

 		CPPUNIT_CHECK(csresult == cint1);	

 		}

 		{

 	    complex <int> cl1 ( 3,0 );

 		complex <int> cr1 ( 5,0 );

 		complex <int> cs1 = cl1 - cr1;	

 		complex <int> cs11 (3,0);	

 		complex <int> cint1 ( 2,0 );

 		complex <float> cint11 ( 2,0 );

 		complex <int> csresult (0,0);	

 		cl1 -= cr1;

 		CPPUNIT_CHECK(cs1 == cl1);

 		int val = 2;

 		cr1 -= val;

 		CPPUNIT_CHECK(cr1 == cs11);	

 		cint1 -= cint11;

 		CPPUNIT_CHECK(csresult == cint1);	

 		}

 		{/*

     	complex <int> cl1 ( 10,0 );

 		complex <int> cr1 ( 5,0 );

 		complex <int> cs1 = cl1/cr1;	

 		complex <int> cs11 (1,0);

 		complex <int> cint1 ( 5,0 );

 		complex <double> cint11 ( 5,0 );

 		complex <int> csresult (1,0);	

 		cl1 /= cr1;

 		CPPUNIT_CHECK(cs1 == cl1);

 		int val = 5;

 		cr1 /= val;

 		CPPUNIT_CHECK(cr1 == cs11);

 		cint1 /= cint11;

 		CPPUNIT_CHECK(csresult == cint1);	*/

 		}

 		{

 		complex <int> cl1 ( 3 , 4 );

 		complex <int> cr1 ( 2 , -1 );

 		cl1  = cr1;

 		CPPUNIT_CHECK(cl1 == cr1);

 		complex <int> cl2 ( -2 , 4 );

 		int cr2 =5;

 		cl2 = cr2;

 		CPPUNIT_CHECK(cl2 == cr2);

 		complex<int> cl3(3, 4);

 		cl2 = cl3;

 		CPPUNIT_CHECK(cl2 == cl3);

 		complex<double> cld(5, 0);

 		cl2 = cld;

 		}

 	}

 void CMathTest::complex_constructors_cov1()

 	{

 	using namespace std;

 		{

 		complex<int> c1;

 		int dr1 = real ( c1 );

 	    CPPUNIT_CHECK(dr1 == 0);

 	    int di1 = imag ( c1 );

 	    CPPUNIT_CHECK(di1 == 0);

 		}

 		{

 		complex<int> c1(3,4) ;

 		complex<int> c2(c1);

 		CPPUNIT_CHECK(c1 == c2);

 		}

 		{

 		complex<double> c1(3.0,4.0) ;

 		complex<int> c2(c1);

 		double dr1 = real ( c1 );

 	    CPPUNIT_CHECK(dr1 == 3);

 	    double di1 = imag ( c1 );

 	    CPPUNIT_CHECK(di1 == 4);

 	    int dr2 = real ( c2 );

 	    CPPUNIT_CHECK(dr1 == 3);

 	    int di2 = imag ( c2 );

 	    CPPUNIT_CHECK(di1 == 4);

 		}

 		{

 		complex<int> c1(5);

 		int dr1 = real ( c1 );

 	    CPPUNIT_CHECK(dr1 == 5);

 	    int di1 = imag ( c1 );

 	    CPPUNIT_CHECK(di1 == 0);

 		}

 	}

 void CMathTest::complex_constructors_cov2()

 	{

 	using namespace std;

 		{

 		complex<float> c1(3.0,4.0) ;

 		complex<long double> c2(4.0,5.0) ;

 		complex<double> c3(c1);

 		complex<double> c4(c2);

 		float dr1 = real ( c1 );

 	    CPPUNIT_CHECK(dr1 == 3);

 	    float di1 = imag ( c1 );

 	    CPPUNIT_CHECK(di1 == 4);

 	    double dr3 = real ( c3 );

 	    CPPUNIT_CHECK(dr3 == 3);

 	    double di3 = imag ( c3 );

 	    CPPUNIT_CHECK(di3 == 4);

 	    double dr4 = real ( c4 );

 	    CPPUNIT_CHECK(dr4 == 4);

 	    double di4 = imag ( c4 );

 	    CPPUNIT_CHECK(di4 == 5);

 		}

 		{

 		complex<long double> c1(3.0,4.0) ;

 		complex<float> c2(c1);

 		long double dr1 = real ( c1 );

 	    CPPUNIT_CHECK(dr1 == 3);

 	    long double di1 = imag ( c1 );

 	    CPPUNIT_CHECK(di1 == 4);

 	    float dr2 = real ( c2 );

 	    CPPUNIT_CHECK(dr1 == 3);

 	    float di2 = imag ( c2 );

 	    CPPUNIT_CHECK(di1 == 4);

 		}

 		{

 		complex<float> c1(3.0,4.0) ;

 		complex<long double> c2(c1);

 		float dr1 = real ( c1 );

 	    CPPUNIT_CHECK(dr1 == 3);

 	    float di1 = imag ( c1 );

 	    CPPUNIT_CHECK(di1 == 4);

 	    long double dr2 = real ( c2 );

 	    CPPUNIT_CHECK(dr1 == 3);

 	    long double di2 = imag ( c2 );

 	    CPPUNIT_CHECK(di1 == 4);

 		}

 	}