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arrayfire/test/math.cpp at c2d7e42cc21cba574b3afa65b6ffc9c3e048c342 · arrayfire/arrayfire · GitHub
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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/arith.h
>
#
include
<
af/data.h
>
#
include
<
testHelpers.hpp
>
using
namespace
std
;
using
namespace
af
;
using
std::abs;
const
int
num =
10000
;
const
float
flt_err =
1e-3
;
const
double
dbl_err =
1e-10
;
template
<
typename
T>
T
sigmoid
(T in)
{
return
1.0
/ (
1.0
+
std::exp
(-in));
}
#
define
MATH_TESTS_LIMITS
(
Ti, To, func, err, lo, hi
) \
TEST
(MathTests, Test_##func##_##Ti) \
{ \
if
(noDoubleTests<Ti>())
return
; \
af_dtype ty = (af_dtype)dtype_traits<Ti>::af_type; \
af::array a = (hi - lo) *
randu
(num, ty) + lo + err; \
af::eval
(a); \
af::array b =
af::func
(a); \
Ti *h_a = a.
host
<Ti>(); \
To *h_b = b.
host
<To>(); \
\
for
(
int
i =
0
; i < num; i++) \
ASSERT_NEAR
(h_b[i],
func
(h_a[i]), err) << \
"
for value:
"
<< h_a[i] << std::endl; \
delete[]
h_a; \
delete[]
h_b; \
} \
#
define
MATH_TESTS_FLOAT
(
func
)
MATH_TESTS_LIMITS
(
float
,
float
, func, flt_err,
0
.
05f
,
0
.
95f
)
#
define
MATH_TESTS_DOUBLE
(
func
)
MATH_TESTS_LIMITS
(
double
,
double
, func, dbl_err,
0.05
,
0.95
)
MATH_TESTS_FLOAT
(sin)
MATH_TESTS_FLOAT
(cos)
MATH_TESTS_FLOAT
(tan)
MATH_TESTS_FLOAT
(asin)
MATH_TESTS_FLOAT
(acos)
MATH_TESTS_FLOAT
(atan)
MATH_TESTS_FLOAT
(sinh)
MATH_TESTS_FLOAT
(cosh)
MATH_TESTS_FLOAT
(tanh)
MATH_TESTS_FLOAT
(sqrt)
MATH_TESTS_FLOAT
(exp)
MATH_TESTS_FLOAT
(sigmoid)
MATH_TESTS_FLOAT
(log)
MATH_TESTS_FLOAT
(log10)
MATH_TESTS_FLOAT
(log2)
MATH_TESTS_LIMITS
(
float
,
float
, abs, flt_err, -
10
,
10
)
MATH_TESTS_LIMITS
(
float
,
float
, ceil, flt_err, -
10
,
10
)
MATH_TESTS_LIMITS
(
float
,
float
, floor, flt_err, -
10
,
10
)
MATH_TESTS_DOUBLE
(sin)
MATH_TESTS_DOUBLE
(cos)
MATH_TESTS_DOUBLE
(tan)
MATH_TESTS_DOUBLE
(asin)
MATH_TESTS_DOUBLE
(acos)
MATH_TESTS_DOUBLE
(atan)
MATH_TESTS_DOUBLE
(sinh)
MATH_TESTS_DOUBLE
(cosh)
MATH_TESTS_DOUBLE
(tanh)
#
if
__cplusplus > 199711L
MATH_TESTS_FLOAT
(asinh)
MATH_TESTS_FLOAT
(atanh)
MATH_TESTS_LIMITS
(
float
,
float
, acosh, flt_err,
1
,
5
)
MATH_TESTS_LIMITS
(
float
,
float
, round, flt_err, -
10
,
10
)
MATH_TESTS_FLOAT
(cbrt)
MATH_TESTS_FLOAT
(expm1)
MATH_TESTS_FLOAT
(log1p)
MATH_TESTS_FLOAT
(erf)
MATH_TESTS_FLOAT
(erfc)
MATH_TESTS_DOUBLE
(asinh)
MATH_TESTS_DOUBLE
(atanh)
MATH_TESTS_LIMITS
(
double
,
double
, acosh, dbl_err,
1
,
5
)
MATH_TESTS_LIMITS
(
double
,
double
, round, dbl_err, -
10
,
10
)
MATH_TESTS_DOUBLE
(cbrt)
MATH_TESTS_DOUBLE
(expm1)
MATH_TESTS_DOUBLE
(erf)
MATH_TESTS_DOUBLE
(log1p)
MATH_TESTS_DOUBLE
(erfc)
#
endif
MATH_TESTS_DOUBLE
(sqrt)
MATH_TESTS_DOUBLE
(exp)
MATH_TESTS_DOUBLE
(log)
MATH_TESTS_DOUBLE
(log10)
MATH_TESTS_DOUBLE
(log2)
MATH_TESTS_LIMITS
(
double
,
double
, abs, dbl_err, -
10
,
10
)
MATH_TESTS_LIMITS
(
double
,
double
, ceil, dbl_err, -
10
,
10
)
MATH_TESTS_LIMITS
(
double
,
double
, floor, dbl_err, -
10
,
10
)
TEST
(MathTests, Not)
{
af::array a =
af::randu
(
5
,
5
, b8);
af::array b = !a;
char
*ha = a.
host
<
char
>();
char
*hb = b.
host
<
char
>();
for
(
int
i =
0
; i < a.
elements
(); i++) {
ASSERT_EQ
(ha[i] ^ hb[i],
true
);
}
delete[]
ha;
delete[]
hb;
}
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