test_component_mesh_info.cpp

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#include <catch2/catch_test_macros.hpp>
#include <nlohmann/json.hpp>
#include <wmtk/components/input/input.hpp>
#include <wmtk/components/mesh_info/mesh_info.hpp>
#include <wmtk/components/utils/Paths.hpp>
#include <wmtk/io/Cache.hpp>
 
using namespace wmtk::components::utils;
 
using json = nlohmann::json;
 
const std::filesystem::path data_dir = WMTK_DATA_DIR;
 
TEST_CASE("component_mesh_info", "[components][mesh_info]")
{
    wmtk::io::Cache cache("wmtk_cache", ".");
 
    const std::filesystem::path input_file = data_dir / "small.msh";
 
    json input_component_json = {
        {"type", "input"},
        {"name", "input_mesh"},
        {"file", input_file.string()},
        {"ignore_z", false},
        {"tetrahedron_attributes", json::array()}};
 
 
    wmtk::components::input(Paths(), input_component_json, cache);
 
 
    SECTION("should pass")
    {
        json mesh_info_component_json = {{"type", "mesh_info"}, {"input", "input_mesh"}};
        CHECK_NOTHROW(wmtk::components::mesh_info(Paths(), mesh_info_component_json, cache));
    }
 
    SECTION("should throw")
    {
        json mesh_info_component_json = {
            {"type", "mesh_info"},
            {"input", "In case you ever name your file like that: What is wrong with you?"}};
 
        CHECK_THROWS(wmtk::components::mesh_info(Paths(), mesh_info_component_json, cache));
    }
}