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test_configuration.cpp
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Fri, Jul 4, 16:22

test_configuration.cpp
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#include <catch.hpp>
#include "dfpm/meshes/mesh1d.hpp"
#include "dfpm/io/configuration.hpp"
#include "specmicp_common/io/safe_config.hpp"
TEST_CASE("Configuration", "[meshes],[io],[configuration]") {
SECTION("Uniform mesh")
{
const char * conf_str =
R"(
mesh:
type: uniform_mesh
uniform_mesh:
dx: 1.0
section: 2.0
nb_nodes: 50
)";
auto conf = specmicp::io::YAMLConfigFile::load_from_string(conf_str);
auto the_mesh = specmicp::io::configure_mesh(conf.get_section("mesh"));
REQUIRE(the_mesh->nb_nodes() == 50);
CHECK(the_mesh->get_dx(0) == 1.0);
CHECK(the_mesh->get_position(0) == 0.0);
CHECK(the_mesh->get_position(1) == 1.0);
CHECK(the_mesh->get_position(49) == 49.0);
CHECK(the_mesh->get_face_area(0) == 2.0);
}
SECTION("Ramp mesh") {
const char * conf_str =
R"(
mesh:
type: ramp_mesh
ramp_mesh:
min_dx: 1.0
max_dx: 5.0
section: 2.0
length_ramp: 10
length_plateau: 50
)";
auto conf = specmicp::io::YAMLConfigFile::load_from_string(conf_str);
auto the_mesh = specmicp::io::configure_mesh(conf.get_section("mesh"));
REQUIRE(the_mesh->get_dx(0) == 1.0);
REQUIRE(the_mesh->get_dx(the_mesh->nb_nodes()-2) == 5.0);
}
SECTION("Uniform axisymmetric mesh") {
const char * conf_str =
R"(
mesh:
type: uniform_axisymmetric
uniform_axisymmetric:
radius: 100.0
nb_nodes: 10
height: 3.0
)";
auto conf = specmicp::io::YAMLConfigFile::load_from_string(conf_str);
auto the_mesh = specmicp::io::configure_mesh(conf.get_section("mesh"));
REQUIRE(the_mesh->nb_nodes() == 10);
CHECK(the_mesh->get_dx(0) == Approx(100.0/9.0));
CHECK(the_mesh->get_position(0) == 100.0);
CHECK(the_mesh->get_position(9) == Approx(0.0));
double sum = 0.0;
for (auto e: the_mesh->range_elements())
{
sum += the_mesh->get_volume_element(e);
}
CHECK(sum == Approx(M_PI*std::pow(100.0, 2)*3.0));
}
SECTION("Custom node mesh") {
const char * conf_str =
R"(
mesh:
type: custom_nodes
custom_nodes:
coordinates: [0.0, 0.1, 0.3, 0.5, 1.0, 1.3, 1.4, 1.5]
section: 2.0
)";
auto conf = specmicp::io::YAMLConfigFile::load_from_string(conf_str);
auto the_mesh = specmicp::io::configure_mesh(conf.get_section("mesh"));
REQUIRE(the_mesh->nb_nodes() == 8);
REQUIRE(the_mesh->nb_elements() == 7);
CHECK(the_mesh->get_dx(0) == Approx(0.1));
CHECK(the_mesh->get_dx(1) == Approx(0.2));
CHECK(the_mesh->get_dx(3) == Approx(0.5));
CHECK(the_mesh->get_position(1) == 0.1);
CHECK(the_mesh->get_position(2) == 0.3);
CHECK(the_mesh->get_position(7) == 1.5);
CHECK(the_mesh->get_volume_element(0) == Approx(0.2));
CHECK(the_mesh->get_volume_element(1) == Approx(0.4));
}
}

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