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rGOOSEFEM/test/basic/Allocate.cpp
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Allocate.cpp
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#include <catch2/catch.hpp>
#include <xtensor/xrandom.hpp>
#include <xtensor/xmath.hpp>
#include <GooseFEM/GooseFEM.h>
#define ISCLOSE(a,b) REQUIRE_THAT((a), Catch::WithinAbs((b), 1.e-12));
TEST_CASE("GooseFEM::Allocate", "Allocate.h")
{
SECTION("asTensor - 1")
{
xt::xtensor<double, 2> a0 = {
{1.0, 2.0},
{3.0, 4.0}};
xt::xtensor<double, 3> a1 = {
{{1.0, 1.0, 1.0}, {2.0, 2.0, 2.0}},
{{3.0, 3.0, 3.0}, {4.0, 4.0, 4.0}}};
xt::xtensor<double, 4> a2 = {
{{{1.0, 1.0}, {1.0, 1.0}, {1.0, 1.0}}, {{2.0, 2.0}, {2.0, 2.0}, {2.0, 2.0}}},
{{{3.0, 3.0}, {3.0, 3.0}, {3.0, 3.0}}, {{4.0, 4.0}, {4.0, 4.0}, {4.0, 4.0}}}};
xt::xtensor<double, 3> b1 = xt::empty<double>({2, 2, 3});
xt::xtensor<double, 4> b2 = xt::empty<double>({2, 2, 3, 2});
GooseFEM::asTensor<2, 1>(a0, b1);
GooseFEM::asTensor<2, 2>(a0, b2);
REQUIRE(xt::allclose(a1, b1));
REQUIRE(xt::allclose(a2, b2));
}
SECTION("asTensor - 2")
{
xt::xtensor<double, 2> a0 = {
{1.0, 2.0},
{3.0, 4.0}};
xt::xtensor<double, 3> a1 = {
{{1.0, 1.0, 1.0}, {2.0, 2.0, 2.0}},
{{3.0, 3.0, 3.0}, {4.0, 4.0, 4.0}}};
xt::xtensor<double, 4> a2 = {
{{{1.0, 1.0}, {1.0, 1.0}, {1.0, 1.0}}, {{2.0, 2.0}, {2.0, 2.0}, {2.0, 2.0}}},
{{{3.0, 3.0}, {3.0, 3.0}, {3.0, 3.0}}, {{4.0, 4.0}, {4.0, 4.0}, {4.0, 4.0}}}};
auto b1 = GooseFEM::AsTensor<2, 1>(a0, 3);
auto b2 = GooseFEM::AsTensor<2, 2>(a0, {3, 2});
REQUIRE(xt::allclose(a1, b1));
REQUIRE(xt::allclose(a2, b2));
}
SECTION("asTensor - 3")
{
xt::xtensor<double, 2> a0 = {
{1.0, 2.0},
{3.0, 4.0}};
xt::xtensor<double, 3> a1 = {
{{1.0, 1.0}, {2.0, 2.0}},
{{3.0, 3.0}, {4.0, 4.0}}};
xt::xtensor<double, 4> a2 = {
{{{1.0, 1.0}, {1.0, 1.0}}, {{2.0, 2.0}, {2.0, 2.0}}},
{{{3.0, 3.0}, {3.0, 3.0}}, {{4.0, 4.0}, {4.0, 4.0}}}};
auto b1 = GooseFEM::AsTensor<2, 1>(a0, 2);
auto b2 = GooseFEM::AsTensor<2, 2>(a0, 2);
REQUIRE(xt::allclose(a1, b1));
REQUIRE(xt::allclose(a2, b2));
}
SECTION("asTensor - 4")
{
xt::xtensor<double, 2> a0 = {
{1.0, 2.0},
{3.0, 4.0}};
xt::xtensor<double, 3> a1 = {
{{1.0, 1.0, 1.0}, {2.0, 2.0, 2.0}},
{{3.0, 3.0, 3.0}, {4.0, 4.0, 4.0}}};
xt::xtensor<double, 4> a2 = {
{{{1.0, 1.0}, {1.0, 1.0}, {1.0, 1.0}}, {{2.0, 2.0}, {2.0, 2.0}, {2.0, 2.0}}},
{{{3.0, 3.0}, {3.0, 3.0}, {3.0, 3.0}}, {{4.0, 4.0}, {4.0, 4.0}, {4.0, 4.0}}}};
auto b1 = GooseFEM::AsTensor(1, a0, 3);
auto b2 = GooseFEM::AsTensor(2, a0, {3, 2});
REQUIRE(xt::allclose(a1, b1));
REQUIRE(xt::allclose(a2, b2));
}
SECTION("asTensor - 5")
{
xt::xtensor<double, 2> a0 = {
{1.0, 2.0},
{3.0, 4.0}};
xt::xtensor<double, 3> a1 = {
{{1.0, 1.0}, {2.0, 2.0}},
{{3.0, 3.0}, {4.0, 4.0}}};
xt::xtensor<double, 4> a2 = {
{{{1.0, 1.0}, {1.0, 1.0}}, {{2.0, 2.0}, {2.0, 2.0}}},
{{{3.0, 3.0}, {3.0, 3.0}}, {{4.0, 4.0}, {4.0, 4.0}}}};
auto b1 = GooseFEM::AsTensor(1, a0, 2);
auto b2 = GooseFEM::AsTensor(2, a0, 2);
REQUIRE(xt::allclose(a1, b1));
REQUIRE(xt::allclose(a2, b2));
}
}
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