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/*******************************************************
* Copyright (c) 2014, ArrayFire
* All rights reserved.
*
* This file is distributed under 3-clause BSD license.
* The complete license agreement can be obtained at:
* http://arrayfire.com/licenses/BSD-3-Clause
********************************************************/
#include <gtest/gtest.h>
#include <af/array.h>
#include <af/arith.h>
#include <af/data.h>
#include <testHelpers.hpp>
using namespace std;
using namespace af;
const int num = 10;
#define CPLX(TYPE) af_c##TYPE
#define COMPLEX_TESTS(Ta, Tb, Tc) \
TEST(ComplexTests, Test_##Ta##_##Tb) \
{ \
if (noDoubleTests<Ta>()) return; \
if (noDoubleTests<Tb>()) return; \
if (noDoubleTests<Tc>()) return; \
\
af_dtype ta = (af_dtype)dtype_traits<Ta>::af_type; \
af_dtype tb = (af_dtype)dtype_traits<Tb>::af_type; \
af::array a = randu(num, ta); \
af::array b = randu(num, tb); \
af::array c = af::complex(a, b); \
Ta *h_a = a.host<Ta>(); \
Tb *h_b = b.host<Tb>(); \
CPLX(Tc) *h_c = c.host< CPLX(Tc) >(); \
for (int i = 0; i < num; i++) \
ASSERT_EQ(h_c[i], CPLX(Tc)(h_a[i], h_b[i])) << \
"for values: " << h_a[i] << "," << h_b[i] << std::endl; \
delete[] h_a; \
delete[] h_b; \
delete[] h_c; \
} \
TEST(ComplexTests, Test_cplx_##Ta##_##Tb##_left) \
{ \
if (noDoubleTests<Ta>()) return; \
if (noDoubleTests<Tb>()) return; \
\
af_dtype ta = (af_dtype)dtype_traits<Ta>::af_type; \
af::array a = randu(num, ta); \
Tb h_b = 0.3; \
af::array c = af::complex(a, h_b); \
Ta *h_a = a.host<Ta>(); \
CPLX(Ta) *h_c = c.host<CPLX(Ta) >(); \
for (int i = 0; i < num; i++) \
ASSERT_EQ(h_c[i], CPLX(Ta)(h_a[i], h_b)) << \
"for values: " << h_a[i] << "," << h_b << std::endl; \
delete[] h_a; \
delete[] h_c; \
} \
\
TEST(ComplexTests, Test_cplx_##Ta##_##Tb##_right) \
{ \
if (noDoubleTests<Ta>()) return; \
if (noDoubleTests<Tb>()) return; \
\
af_dtype tb = (af_dtype)dtype_traits<Tb>::af_type; \
Ta h_a = 0.3; \
af::array b = randu(num, tb); \
af::array c = af::complex(h_a, b); \
Tb *h_b = b.host<Tb>(); \
CPLX(Tb) *h_c = c.host<CPLX(Tb) >(); \
for (int i = 0; i < num; i++) \
ASSERT_EQ(h_c[i], CPLX(Tb)(h_a, h_b[i])) << \
"for values: " << h_a << "," << h_b[i] << std::endl; \
delete[] h_b; \
delete[] h_c; \
} \
TEST(ComplexTests, Test_##Ta##_##Tb##_Real) \
{ \
if (noDoubleTests<Ta>()) return; \
if (noDoubleTests<Tb>()) return; \
if (noDoubleTests<Tc>()) return; \
\
af_dtype ta = (af_dtype)dtype_traits<Ta>::af_type; \
af_dtype tb = (af_dtype)dtype_traits<Tb>::af_type; \
af::array a = randu(num, ta); \
af::array b = randu(num, tb); \
af::array c = af::complex(a, b); \
af::array d = af::real(c); \
Ta *h_a = a.host<Ta>(); \
Tc *h_d = d.host<Tc>(); \
for (int i = 0; i < num; i++) \
ASSERT_EQ(h_d[i], h_a[i]) << "at: " << i << std::endl; \
delete[] h_a; \
delete[] h_d; \
} \
TEST(ComplexTests, Test_##Ta##_##Tb##_Imag) \
{ \
if (noDoubleTests<Ta>()) return; \
if (noDoubleTests<Tb>()) return; \
if (noDoubleTests<Tc>()) return; \
\
af_dtype ta = (af_dtype)dtype_traits<Ta>::af_type; \
af_dtype tb = (af_dtype)dtype_traits<Tb>::af_type; \
af::array a = randu(num, ta); \
af::array b = randu(num, tb); \
af::array c = af::complex(a, b); \
af::array d = af::imag(c); \
Tb *h_b = b.host<Tb>(); \
Tc *h_d = d.host<Tc>(); \
for (int i = 0; i < num; i++) \
ASSERT_EQ(h_d[i], h_b[i]) << "at: " << i << std::endl; \
delete[] h_b; \
delete[] h_d; \
} \
TEST(ComplexTests, Test_##Ta##_##Tb##_Conj) \
{ \
if (noDoubleTests<Ta>()) return; \
if (noDoubleTests<Tb>()) return; \
if (noDoubleTests<Tc>()) return; \
\
af_dtype ta = (af_dtype)dtype_traits<Ta>::af_type; \
af_dtype tb = (af_dtype)dtype_traits<Tb>::af_type; \
af::array a = randu(num, ta); \
af::array b = randu(num, tb); \
af::array c = af::complex(a, b); \
af::array d = af::conjg(c); \
CPLX(Tc) *h_c = c.host<CPLX(Tc) >(); \
CPLX(Tc) *h_d = d.host<CPLX(Tc) >(); \
for (int i = 0; i < num; i++) \
ASSERT_EQ(conj(h_c[i]), h_d[i]) \
<< "at: " << i << std::endl; \
delete[] h_c; \
delete[] h_d; \
} \
COMPLEX_TESTS(float, float, float)
COMPLEX_TESTS(double, double, double)
COMPLEX_TESTS(float, double, double)
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