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xtensor/test/test_xstorage.cpp at master · xtensor-stack/xtensor · GitHub
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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
<
numeric
>
#
include
"
xtensor/containers/xstorage.hpp
"
#
include
"
xtensor/core/xtensor_config.hpp
"
#
include
"
test_common_macros.hpp
"
namespace
xt
{
using
vector_type = uvector<
double
,
XTENSOR_DEFAULT_ALLOCATOR
(
double
)>;
/*
**********
* uvector *
**********
*/
TEST
(uvector, constructor)
{
vector_type a;
EXPECT_EQ
(
size_t
(
0
), a.
size
());
vector_type
b
(
10
);
EXPECT_EQ
(
size_t
(
10
), b.
size
());
vector_type
c
(
10
,
2.5
);
EXPECT_EQ
(
size_t
(
10
), c.
size
());
EXPECT_EQ
(
2.5
, c[
2
]);
std::vector<
double
>
src
(
10
,
1.5
);
vector_type
d
(src.
cbegin
(), src.
cend
());
EXPECT_EQ
(
size_t
(
10
), d.
size
());
EXPECT_EQ
(
1.5
, d[
2
]);
}
TEST
(uvector, resize)
{
vector_type a;
for
(
size_t
i =
1
; i <
11
; ++i)
{
size_t
size1 = i *
10
;
a.
resize
(size1);
EXPECT_EQ
(size1, a.
size
());
size_t
size2 = size1 -
5
;
a.
resize
(size2);
EXPECT_EQ
(size2, a.
size
());
}
}
TEST
(uvector, access)
{
vector_type
a
(
10
);
a[
0
] =
1.0
;
EXPECT_EQ
(
1.0
, a[
0
]);
a[
3
] =
3.2
;
EXPECT_EQ
(
3.2
, a[
3
]);
a[
5
] =
2.7
;
EXPECT_EQ
(
2.7
, a[
5
]);
a.
front
() =
0.0
;
EXPECT_EQ
(
0.0
, a[
0
]);
a.
back
() =
1.0
;
EXPECT_EQ
(
1.0
, a[
9
]);
EXPECT_EQ
(a.
at
(
5
),
2.7
);
XT_EXPECT_ANY_THROW
(a.
at
(
12
));
}
TEST
(uvector, iterator)
{
vector_type
a
(
10
);
std::iota
(a.
begin
(), a.
end
(),
0
.);
for
(
size_t
i =
0
; i < a.
size
(); ++i)
{
EXPECT_EQ
(
double
(i), a[i]);
}
}
/*
**********
* svector *
**********
*/
using
svector_type = svector<std::
size_t
,
4
>;
TEST
(svector, behavior)
{
svector_type s = {
1
,
2
,
3
,
4
};
svector_type s2 = s;
std::vector<std::
size_t
>
v
(s.
begin
(), s.
end
());
std::vector<std::
size_t
> v2 = {
1
,
2
,
3
,
4
};
EXPECT_TRUE
(
std::equal
(s.
begin
(), s.
end
(), v.
begin
()));
EXPECT_TRUE
(
std::equal
(s2.
begin
(), s2.
end
(), v2.
begin
()));
s.
erase
(s.
begin
(), s.
begin
() +
2
);
v.
erase
(v.
begin
(), v.
begin
() +
2
);
EXPECT_TRUE
(
std::equal
(s.
begin
(), s.
end
(), v.
begin
()));
s2.
erase
(s2.
begin
() +
1
, s2.
end
());
v2.
erase
(v2.
begin
() +
1
, v2.
end
());
EXPECT_TRUE
(
std::equal
(s2.
begin
(), s2.
end
(), v2.
begin
()));
std::
size_t
i1 =
50
;
std::
size_t
i2 =
50
;
EXPECT_TRUE
(s2.
on_stack
());
s2.
push_back
(
10
);
s2.
push_back
(
20
);
s2.
push_back
(
30
);
s2.
push_back
(
40
);
s2.
push_back
(i1);
s2.
push_back
(
std::move
(i1));
v2.
push_back
(
10
);
v2.
push_back
(
20
);
v2.
push_back
(
30
);
v2.
push_back
(
40
);
v2.
push_back
(i2);
v2.
push_back
(
std::move
(i2));
EXPECT_FALSE
(s2.
on_stack
());
EXPECT_TRUE
(
std::equal
(s2.
begin
(), s2.
end
(), v2.
begin
()));
}
TEST
(svector, insert)
{
svector_type s = {
1
,
2
,
3
,
4
};
svector_type s2 = s;
std::vector<std::
size_t
>
v
(s.
begin
(), s.
end
());
std::vector<std::
size_t
> v2 = {
1
,
2
,
3
,
4
};
s.
insert
(s.
begin
(),
std::size_t
(
55
));
s.
insert
(s.
begin
() +
2
,
std::size_t
(
123
));
v.
insert
(v.
begin
(),
std::size_t
(
55
));
v.
insert
(v.
begin
() +
2
,
std::size_t
(
123
));
std::
size_t
nr =
12321
;
s.
insert
(s.
end
(), nr);
v.
insert
(v.
end
(), nr);
EXPECT_TRUE
(
std::equal
(s.
begin
(), s.
end
(), v.
begin
()));
}
TEST
(svector, insert_range)
{
svector_type s0 = {
1
,
2
,
3
,
4
};
svector_type s1 = s0;
svector_type s2 = s0;
std::vector<std::
size_t
>
v0
(s0.
begin
(), s0.
end
());
std::vector<std::
size_t
>
v1
(v0);
std::vector<std::
size_t
>
v2
(v0);
std::vector<std::
size_t
> ins = {
1
,
4
};
s0.
insert
(s0.
begin
(), ins.
cbegin
(), ins.
cend
());
v0.
insert
(v0.
begin
(), ins.
cbegin
(), ins.
cend
());
s1.
insert
(s1.
begin
() +
2
, ins.
cbegin
(), ins.
cend
());
v1.
insert
(v1.
begin
() +
2
, ins.
cbegin
(), ins.
cend
());
s2.
insert
(s2.
begin
() +
4
, ins.
cbegin
(), ins.
cend
());
v2.
insert
(v2.
begin
() +
4
, ins.
cbegin
(), ins.
cend
());
EXPECT_TRUE
(
std::equal
(s0.
begin
(), s0.
end
(), v0.
begin
()));
EXPECT_TRUE
(
std::equal
(s1.
begin
(), s1.
end
(), v1.
begin
()));
EXPECT_TRUE
(
std::equal
(s2.
begin
(), s2.
end
(), v2.
begin
()));
}
TEST
(svector, insert_initializer_list)
{
svector_type s0 = {
1
,
2
,
3
,
4
};
svector_type s1 = s0;
svector_type s2 = s0;
std::vector<std::
size_t
>
v0
(s0.
begin
(), s0.
end
());
std::vector<std::
size_t
>
v1
(v0);
std::vector<std::
size_t
>
v2
(v0);
s0.
insert
(s0.
begin
(), {
1u
,
4u
});
v0.
insert
(v0.
begin
(), {
1u
,
4u
});
s1.
insert
(s1.
begin
() +
2
, {
1u
,
4u
});
v1.
insert
(v1.
begin
() +
2
, {
1u
,
4u
});
s2.
insert
(s2.
begin
() +
4
, {
1u
,
4u
});
v2.
insert
(v2.
begin
() +
4
, {
1u
,
4u
});
EXPECT_TRUE
(
std::equal
(s0.
begin
(), s0.
end
(), v0.
begin
()));
EXPECT_TRUE
(
std::equal
(s1.
begin
(), s1.
end
(), v1.
begin
()));
EXPECT_TRUE
(
std::equal
(s2.
begin
(), s2.
end
(), v2.
begin
()));
}
TEST
(svector, constructor)
{
svector_type a;
EXPECT_EQ
(
size_t
(
0
), a.
size
());
svector_type
b
(
10
);
EXPECT_EQ
(
size_t
(
10
), b.
size
());
svector_type
c
(
10
,
2
);
EXPECT_EQ
(
size_t
(
10
), c.
size
());
EXPECT_EQ
(
size_t
(
2
), c[
2
]);
std::vector<std::
size_t
>
src
(
10
,
std::size_t
(
1
));
svector_type
d
(src.
cbegin
(), src.
cend
());
EXPECT_EQ
(
size_t
(
10
), d.
size
());
EXPECT_EQ
(
size_t
(
1
), d[
2
]);
svector_type
e
(src);
EXPECT_EQ
(
size_t
(
10
), d.
size
());
EXPECT_EQ
(
size_t
(
1
), d[
2
]);
svector_type f = {
1
,
2
,
3
,
4
};
EXPECT_EQ
(
size_t
(
4
), f.
size
());
EXPECT_EQ
(
size_t
(
3
), f[
2
]);
svector<std::
size_t
,
8
> ov = {
1
,
2
,
3
,
4
,
5
,
6
,
7
,
8
};
svector_type
g
(ov);
EXPECT_EQ
(
size_t
(
8
), g.
size
());
EXPECT_EQ
(
size_t
(
3
), g[
2
]);
}
TEST
(svector, assign)
{
svector_type a = {
1
,
2
,
3
,
4
};
svector_type
src1
(
10
,
2
);
a = src1;
EXPECT_EQ
(
size_t
(
10
), a.
size
());
EXPECT_EQ
(
size_t
(
2
), a[
2
]);
std::vector<
size_t
>
src2
(
5
,
1
);
a = src2;
EXPECT_EQ
(
size_t
(
5
), a.
size
());
EXPECT_EQ
(
size_t
(
1
), a[
2
]);
a = {
1
,
2
,
3
,
4
};
EXPECT_EQ
(
size_t
(
4
), a.
size
());
EXPECT_EQ
(
size_t
(
3
), a[
2
]);
svector<std::
size_t
,
4
>
src3
(
10
,
1
);
a = src3;
EXPECT_EQ
(
size_t
(
10
), a.
size
());
EXPECT_EQ
(
size_t
(
1
), a[
2
]);
}
TEST
(svector, resize)
{
svector_type a;
for
(
size_t
i =
1
; i <
11
; ++i)
{
size_t
size1 = i *
10
;
a.
resize
(size1);
EXPECT_EQ
(size1, a.
size
());
size_t
size2 = size1 -
5
;
a.
resize
(size2);
EXPECT_EQ
(size2, a.
size
());
}
svector_type b = {
1
,
3
,
4
};
b.
resize
(
6
);
EXPECT_EQ
(b[
0
],
1u
);
EXPECT_EQ
(b[
1
],
3u
);
EXPECT_EQ
(b[
2
],
4u
);
}
TEST
(svector, swap)
{
using
std::swap;
{
svector_type a = {
1
,
3
,
4
,
6
,
7
};
svector_type b = {};
svector_type abu = a;
svector_type bbu = b;
swap
(a, b);
EXPECT_EQ
(a, bbu);
EXPECT_EQ
(b, abu);
}
{
svector_type a = {
1
,
3
,
4
};
svector_type b = {
2
,
1
,
5
,
3
,
9
,
12
};
svector_type abu = a;
svector_type bbu = b;
swap
(a, b);
EXPECT_EQ
(a, bbu);
EXPECT_EQ
(b, abu);
}
{
svector_type a = {
10
,
13
,
14
};
svector_type b = {
12
,
15
,
17
};
svector_type abu = a;
svector_type bbu = b;
swap
(a, b);
EXPECT_EQ
(a, bbu);
EXPECT_EQ
(b, abu);
}
}
TEST
(svector, access)
{
svector_type
a
(
10
);
a[
0
] =
size_t
(
1
);
EXPECT_EQ
(
size_t
(
1
), a[
0
]);
a[
3
] =
size_t
(
3
);
EXPECT_EQ
(
size_t
(
3
), a[
3
]);
a[
5
] =
size_t
(
2
);
EXPECT_EQ
(
size_t
(
2
), a[
5
]);
a.
front
() =
size_t
(
0
);
EXPECT_EQ
(
size_t
(
0
), a[
0
]);
a.
back
() =
size_t
(
1
);
EXPECT_EQ
(
size_t
(
1
), a[
9
]);
EXPECT_EQ
(a.
at
(
5
),
size_t
(
2
));
XT_EXPECT_ANY_THROW
(a.
at
(
12
));
}
TEST
(svector, iterator)
{
svector_type
a
(
10
);
std::iota
(a.
begin
(), a.
end
(),
std::size_t
(
0
));
for
(
size_t
i =
0
; i < a.
size
(); ++i)
{
EXPECT_EQ
(i, a[i]);
}
}
TEST
(fixed_shape, fixed_shape)
{
fixed_shape<
3
,
4
,
5
> af;
using
cast_type =
typename
fixed_shape<
3
,
4
,
5
>::cast_type;
cast_type a = af;
EXPECT_EQ
(a[
0
],
size_t
(
3
));
EXPECT_EQ
(a[
2
],
size_t
(
5
));
EXPECT_EQ
(a.
back
(),
size_t
(
5
));
EXPECT_EQ
(a.
front
(),
size_t
(
3
));
EXPECT_EQ
(a.
size
(),
size_t
(
3
));
}
}
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