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rAKA akantu
test_voigt_helper.cc
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/**
* @file test_voigt_helper.cc
*
* @author Nicolas Richart
*
* @date creation mer nov 13 2019
*
* @brief unit tests for VoigtHelper
*
*
* Copyright (©) 2010-2011 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* Akantu is free software: you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free
* Software Foundation, either version 3 of the License, or (at your option) any
* later version.
*
* Akantu is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
* A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Akantu. If not, see <http://www.gnu.org/licenses/>.
*
*/
/* -------------------------------------------------------------------------- */
#include "test_gtest_utils.hh"
/* -------------------------------------------------------------------------- */
#include <aka_voigthelper.hh>
/* -------------------------------------------------------------------------- */
#include <gtest/gtest.h>
#include <unordered_map>
/* -------------------------------------------------------------------------- */
using
namespace
akantu
;
template
<
class
Dim_v
>
class
VoigtHelperFixture
:
public
::
testing
::
Test
{
protected
:
using
voigt_h
=
VoigtHelper
<
Dim_v
::
value
>
;
constexpr
static
UInt
dim
=
Dim_v
::
value
;
VoigtHelperFixture
()
{
switch
(
this
->
dim
)
{
case
1
:
{
indices
.
push_back
({
0
,
0
});
matrix
=
Matrix
<
Real
>
{{
10
}};
vector
=
Vector
<
Real
>
{
10
};
vector_factor
=
Vector
<
Real
>
{
10
};
break
;
}
case
2
:
{
indices
.
push_back
({
0
,
0
});
indices
.
push_back
({
1
,
1
});
indices
.
push_back
({
0
,
1
});
matrix
=
Matrix
<
Real
>
{{
10
,
33
},
{
0
,
56
}};
vector
=
Vector
<
Real
>
{
10
,
56
,
33
};
vector_factor
=
Vector
<
Real
>
{
10
,
56
,
2
*
33
};
break
;
}
case
3
:
{
indices
.
push_back
({
0
,
0
});
indices
.
push_back
({
1
,
1
});
indices
.
push_back
({
2
,
2
});
indices
.
push_back
({
1
,
2
});
indices
.
push_back
({
0
,
2
});
indices
.
push_back
({
0
,
1
});
matrix
=
Matrix
<
Real
>
{{
10
,
33
,
20
},
{
0
,
56
,
27
},
{
0
,
0
,
98
}};
vector
=
Vector
<
Real
>
{
10
,
56
,
98
,
27
,
20
,
33
};
vector_factor
=
Vector
<
Real
>
{
10
,
56
,
98
,
2
*
27
,
2
*
20
,
2
*
33
};
break
;
}
}
}
void
SetUp
()
override
{}
std
::
vector
<
std
::
pair
<
UInt
,
UInt
>>
indices
;
Matrix
<
Real
>
matrix
;
Vector
<
Real
>
vector
;
Vector
<
Real
>
vector_factor
;
};
template
<
UInt
dim
>
using
spatial_dimension_t
=
std
::
integral_constant
<
UInt
,
dim
>
;
using
TestTypes
=
::
testing
::
Types
<
spatial_dimension_t
<
1
>
,
spatial_dimension_t
<
2
>
,
spatial_dimension_t
<
3
>>
;
TYPED_TEST_SUITE
(
VoigtHelperFixture
,
TestTypes
,
);
TYPED_TEST
(
VoigtHelperFixture
,
Size
)
{
using
voigt_h
=
typename
TestFixture
::
voigt_h
;
switch
(
this
->
dim
)
{
case
1
:
EXPECT_EQ
(
voigt_h
::
size
,
1
);
break
;
case
2
:
EXPECT_EQ
(
voigt_h
::
size
,
3
);
break
;
case
3
:
EXPECT_EQ
(
voigt_h
::
size
,
6
);
break
;
}
}
TYPED_TEST
(
VoigtHelperFixture
,
Indicies
)
{
using
voigt_h
=
typename
TestFixture
::
voigt_h
;
for
(
UInt
I
=
0
;
I
<
voigt_h
::
size
;
++
I
)
{
EXPECT_EQ
(
this
->
indices
[
I
].
first
,
voigt_h
::
vec
[
I
][
0
]);
EXPECT_EQ
(
this
->
indices
[
I
].
second
,
voigt_h
::
vec
[
I
][
1
]);
}
}
TYPED_TEST
(
VoigtHelperFixture
,
Factors
)
{
using
voigt_h
=
typename
TestFixture
::
voigt_h
;
for
(
UInt
I
=
0
;
I
<
voigt_h
::
size
;
++
I
)
{
if
(
I
<
this
->
dim
)
{
EXPECT_EQ
(
voigt_h
::
factors
[
I
],
1
);
}
else
{
EXPECT_EQ
(
voigt_h
::
factors
[
I
],
2
);
}
}
}
TYPED_TEST
(
VoigtHelperFixture
,
MatrixToVoight
)
{
using
voigt_h
=
typename
TestFixture
::
voigt_h
;
auto
voigt
=
voigt_h
::
matrixToVoigt
(
this
->
matrix
);
for
(
UInt
I
=
0
;
I
<
voigt_h
::
size
;
++
I
)
{
EXPECT_EQ
(
voigt
(
I
),
this
->
vector
(
I
));
}
}
TYPED_TEST
(
VoigtHelperFixture
,
MatrixToVoightFactors
)
{
using
voigt_h
=
typename
TestFixture
::
voigt_h
;
auto
voigt
=
voigt_h
::
matrixToVoigtWithFactors
(
this
->
matrix
);
for
(
UInt
I
=
0
;
I
<
voigt_h
::
size
;
++
I
)
{
EXPECT_EQ
(
voigt
(
I
),
this
->
vector_factor
(
I
));
}
}
TYPED_TEST
(
VoigtHelperFixture
,
VoightToMatrix
)
{
using
voigt_h
=
typename
TestFixture
::
voigt_h
;
auto
matrix
=
voigt_h
::
voigtToMatrix
(
this
->
vector
);
for
(
UInt
i
=
0
;
i
<
this
->
dim
;
++
i
)
{
for
(
UInt
j
=
0
;
j
<
this
->
dim
;
++
j
)
{
EXPECT_EQ
(
matrix
(
i
,
j
),
this
->
matrix
(
std
::
min
(
i
,
j
),
std
::
max
(
i
,
j
)));
}
}
}
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