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/*
**************************************************************************
* Copyright (c) Johan Mabille, Sylvain Corlay and Wolf Vollprecht *
* Copyright (c) QuantStack *
* *
* Distributed under the terms of the BSD 3-Clause License. *
* *
* The full license is in the file LICENSE, distributed with this software. *
***************************************************************************
*/
#
include
"
xtensor/containers/xarray.hpp
"
#
include
"
xtensor/core/xnoalias.hpp
"
#
include
"
xtensor/io/xio.hpp
"
#
include
"
xtensor/views/xview.hpp
"
#
include
"
test_common_macros.hpp
"
#
include
"
test_xsemantic.hpp
"
namespace
xt
{
template
<
class
C
>
class
xnoalias
: public ::testing::Test
{
public:
using
storage_type = C;
};
#
define
XNOALIAS_TEST_TYPES
xarray_dynamic, xtensor_dynamic
TEST_SUITE
(
"
xnoalias
"
)
{
TEST_CASE_TEMPLATE
(
"
a_plus_b
"
, TypeParam,
XNOALIAS_TEST_TYPES
)
{
operation_tester<std::plus<>, TypeParam> tester;
SUBCASE
(
"
row_major + row_major
"
)
{
TypeParam
b
(tester.
ca
.
shape
(),
0
);
noalias
(b) = tester.
a
+ tester.
ra
;
EXPECT_EQ
(tester.
res_rr
, b);
}
SUBCASE
(
"
row_major + column_major
"
)
{
TypeParam
b
(tester.
ca
.
shape
(),
0
);
noalias
(b) = tester.
a
+ tester.
ca
;
EXPECT_EQ
(tester.
res_rc
, b);
}
SUBCASE
(
"
row_major + central_major
"
)
{
TypeParam
b
(tester.
ca
.
shape
(),
0
);
noalias
(b) = tester.
a
+ tester.
cta
;
EXPECT_EQ
(tester.
res_rct
, b);
}
SUBCASE
(
"
row_major + unit_major
"
)
{
TypeParam
b
(tester.
ca
.
shape
(),
0
);
noalias
(b) = tester.
a
+ tester.
ua
;
EXPECT_EQ
(tester.
res_ru
, b);
}
}
TEST_CASE_TEMPLATE
(
"
a_minus_b
"
, TypeParam,
XNOALIAS_TEST_TYPES
)
{
operation_tester<std::minus<>, TypeParam> tester;
SUBCASE
(
"
row_major - row_major
"
)
{
TypeParam
b
(tester.
ca
.
shape
(),
0
);
noalias
(b) = tester.
a
- tester.
ra
;
EXPECT_EQ
(tester.
res_rr
, b);
}
SUBCASE
(
"
row_major - column_major
"
)
{
TypeParam
b
(tester.
ca
.
shape
(),
0
);
noalias
(b) = tester.
a
- tester.
ca
;
EXPECT_EQ
(tester.
res_rc
, b);
}
SUBCASE
(
"
row_major - central_major
"
)
{
TypeParam
b
(tester.
ca
.
shape
(),
0
);
noalias
(b) = tester.
a
- tester.
cta
;
EXPECT_EQ
(tester.
res_rct
, b);
}
SUBCASE
(
"
row_major - unit_major
"
)
{
TypeParam
b
(tester.
ca
.
shape
(),
0
);
noalias
(b) = tester.
a
- tester.
ua
;
EXPECT_EQ
(tester.
res_ru
, b);
}
}
TEST_CASE_TEMPLATE
(
"
a_multiplies_b
"
, TypeParam,
XNOALIAS_TEST_TYPES
)
{
operation_tester<std::multiplies<>, TypeParam> tester;
SUBCASE
(
"
row_major * row_major
"
)
{
TypeParam
b
(tester.
ca
.
shape
(),
0
);
noalias
(b) = tester.
a
* tester.
ra
;
EXPECT_EQ
(tester.
res_rr
, b);
}
SUBCASE
(
"
row_major * column_major
"
)
{
TypeParam
b
(tester.
ca
.
shape
(),
0
);
noalias
(b) = tester.
a
* tester.
ca
;
EXPECT_EQ
(tester.
res_rc
, b);
}
SUBCASE
(
"
row_major * central_major
"
)
{
TypeParam
b
(tester.
ca
.
shape
(),
0
);
noalias
(b) = tester.
a
* tester.
cta
;
EXPECT_EQ
(tester.
res_rct
, b);
}
SUBCASE
(
"
row_major * unit_major
"
)
{
TypeParam
b
(tester.
ca
.
shape
(),
0
);
noalias
(b) = tester.
a
* tester.
ua
;
EXPECT_EQ
(tester.
res_ru
, b);
}
}
TEST_CASE_TEMPLATE
(
"
a_divides_by_b
"
, TypeParam,
XNOALIAS_TEST_TYPES
)
{
operation_tester<std::divides<>, TypeParam> tester;
SUBCASE
(
"
row_major / row_major
"
)
{
TypeParam
b
(tester.
ca
.
shape
(),
0
);
noalias
(b) = tester.
a
/ tester.
ra
;
EXPECT_EQ
(tester.
res_rr
, b);
}
SUBCASE
(
"
row_major / column_major
"
)
{
TypeParam
b
(tester.
ca
.
shape
(),
0
);
noalias
(b) = tester.
a
/ tester.
ca
;
EXPECT_EQ
(tester.
res_rc
, b);
}
SUBCASE
(
"
row_major / central_major
"
)
{
TypeParam
b
(tester.
ca
.
shape
(),
0
);
noalias
(b) = tester.
a
/ tester.
cta
;
EXPECT_EQ
(tester.
res_rct
, b);
}
SUBCASE
(
"
row_major / unit_major
"
)
{
TypeParam
b
(tester.
ca
.
shape
(),
0
);
noalias
(b) = tester.
a
/ tester.
ua
;
EXPECT_EQ
(tester.
res_ru
, b);
}
}
TEST_CASE_TEMPLATE
(
"
a_plus_equal_b
"
, TypeParam,
XNOALIAS_TEST_TYPES
)
{
operation_tester<std::plus<>, TypeParam> tester;
SUBCASE
(
"
row_major += row_major
"
)
{
TypeParam b = tester.
a
;
noalias
(b) += tester.
ra
;
EXPECT_EQ
(tester.
res_rr
, b);
}
SUBCASE
(
"
row_major += column_major
"
)
{
TypeParam b = tester.
a
;
noalias
(b) += tester.
ca
;
EXPECT_EQ
(tester.
res_rc
, b);
}
SUBCASE
(
"
row_major += central_major
"
)
{
TypeParam b = tester.
a
;
noalias
(b) += tester.
cta
;
EXPECT_EQ
(tester.
res_rct
, b);
}
SUBCASE
(
"
row_major += unit_major
"
)
{
TypeParam b = tester.
a
;
noalias
(b) += tester.
ua
;
EXPECT_EQ
(tester.
res_ru
, b);
}
}
TEST_CASE_TEMPLATE
(
"
a_minus_equal_b
"
, TypeParam,
XNOALIAS_TEST_TYPES
)
{
operation_tester<std::minus<>, TypeParam> tester;
SUBCASE
(
"
row_major -= row_major
"
)
{
TypeParam b = tester.
a
;
noalias
(b) -= tester.
ra
;
EXPECT_EQ
(tester.
res_rr
, b);
}
SUBCASE
(
"
row_major -= column_major
"
)
{
TypeParam b = tester.
a
;
noalias
(b) -= tester.
ca
;
EXPECT_EQ
(tester.
res_rc
, b);
}
SUBCASE
(
"
row_major -= central_major
"
)
{
TypeParam b = tester.
a
;
noalias
(b) -= tester.
cta
;
EXPECT_EQ
(tester.
res_rct
, b);
}
SUBCASE
(
"
row_major -= unit_major
"
)
{
TypeParam b = tester.
a
;
noalias
(b) -= tester.
ua
;
EXPECT_EQ
(tester.
res_ru
, b);
}
}
TEST_CASE_TEMPLATE
(
"
a_times_equal_b
"
, TypeParam,
XNOALIAS_TEST_TYPES
)
{
operation_tester<std::multiplies<>, TypeParam> tester;
SUBCASE
(
"
row_major *= row_major
"
)
{
TypeParam b = tester.
a
;
noalias
(b) *= tester.
ra
;
EXPECT_EQ
(tester.
res_rr
, b);
}
SUBCASE
(
"
row_major *= column_major
"
)
{
TypeParam b = tester.
a
;
noalias
(b) *= tester.
ca
;
EXPECT_EQ
(tester.
res_rc
, b);
}
SUBCASE
(
"
row_major *= central_major
"
)
{
TypeParam b = tester.
a
;
noalias
(b) *= tester.
cta
;
EXPECT_EQ
(tester.
res_rct
, b);
}
SUBCASE
(
"
row_major *= unit_major
"
)
{
TypeParam b = tester.
a
;
noalias
(b) *= tester.
ua
;
EXPECT_EQ
(tester.
res_ru
, b);
}
}
TEST_CASE_TEMPLATE
(
"
a_divide_by_equal_b
"
, TypeParam,
XNOALIAS_TEST_TYPES
)
{
operation_tester<std::divides<>, TypeParam> tester;
SUBCASE
(
"
row_major /= row_major
"
)
{
TypeParam b = tester.
a
;
noalias
(b) /= tester.
ra
;
EXPECT_EQ
(tester.
res_rr
, b);
}
SUBCASE
(
"
row_major /= column_major
"
)
{
TypeParam b = tester.
a
;
noalias
(b) /= tester.
ca
;
EXPECT_EQ
(tester.
res_rc
, b);
}
SUBCASE
(
"
row_major /= central_major
"
)
{
TypeParam b = tester.
a
;
noalias
(b) /= tester.
cta
;
EXPECT_EQ
(tester.
res_rct
, b);
}
SUBCASE
(
"
row_major /= unit_major
"
)
{
TypeParam b = tester.
a
;
noalias
(b) /= tester.
ua
;
EXPECT_EQ
(tester.
res_ru
, b);
}
}
TEST_CASE
(
"
scalar_ops
"
)
{
xarray<
int
> a = {{
1
,
2
,
3
}, {
4
,
5
,
6
}, {
7
,
8
,
9
}};
xarray<
int
> b = {{
1
,
2
,
3
}, {
4
,
5
,
6
}, {
7
,
8
,
9
}};
xarray<
int
> c = {{
1
,
2
,
3
}, {
4
,
5
,
6
}, {
7
,
8
,
9
}};
xscalar<
int
>
one
(
1
),
five
(
5
),
twelve
(
12
),
seven
(
7
),
bhalf
(
0b00001111
),
bxor
(
0b01001111
);
xt::noalias
(a) +=
1
;
b +=
1
;
xt::noalias
(c) += one;
EXPECT_EQ
(a, b);
EXPECT_EQ
(a, c);
xt::noalias
(a) -=
5
;
b -=
5
;
xt::noalias
(c) -= five;
EXPECT_EQ
(a, b);
EXPECT_EQ
(a, c);
xt::noalias
(a) *=
12
;
b *=
12
;
xt::noalias
(c) *= twelve;
EXPECT_EQ
(a, b);
EXPECT_EQ
(a, c);
xt::noalias
(a) /=
7
;
b /=
7
;
xt::noalias
(c) /= seven;
EXPECT_EQ
(a, b);
EXPECT_EQ
(a, c);
xt::noalias
(a) %=
7
;
b %=
7
;
xt::noalias
(c) %= seven;
EXPECT_EQ
(a, b);
EXPECT_EQ
(a, c);
xt::noalias
(a) &=
0b00001111
;
b &=
0b00001111
;
xt::noalias
(c) &= bhalf;
EXPECT_EQ
(a, b);
EXPECT_EQ
(a, c);
xt::noalias
(a) |=
0b00001111
;
b |=
0b00001111
;
xt::noalias
(c) |= bhalf;
EXPECT_EQ
(a, b);
EXPECT_EQ
(a, c);
xt::noalias
(a) ^=
0b01001111
;
b ^=
0b01001111
;
xt::noalias
(c) ^= bxor;
EXPECT_EQ
(a, b);
EXPECT_EQ
(a, c);
xt::noalias
(a) =
123
;
b =
123
;
EXPECT_EQ
(a, b);
}
TEST_CASE
(
"
rvalue
"
)
{
xarray<
int
> a = {{
1
,
2
,
3
}, {
4
,
5
,
6
}, {
7
,
8
,
9
}};
xarray<
int
> b = {{
1
,
2
,
3
}, {
4
,
5
,
6
}, {
7
,
8
,
9
}};
xt::noalias
(
xt::view
(a,
1
)) +=
10
;
xt::view
(b,
1
) +=
10
;
EXPECT_EQ
(a, b);
xt::noalias
(
xt::view
(a,
1
)) =
10
;
xt::view
(b,
1
) =
10
;
EXPECT_EQ
(a, b);
}
}
}
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