irrlicht/source/Irrlicht/tests/testCGLTFMeshFileLoader.cpp
JosiahWI 2ae436cb2c Update vertex test for coordinate system
This is also the first working version of the mesh. I successfully
loaded it in Minetest.
2024-04-18 07:18:30 -05:00

48 lines
1.4 KiB
C++

#include "inMemoryFile.h"
#define CATCH_CONFIG_MAIN
#include <catch.hpp>
#include <irrlicht.h>
TEST_CASE("load empty gltf file") {
irr::IrrlichtDevice* device { irr::createDevice(irr::video::EDT_NULL) };
irr::scene::ISceneManager* smgr { device->getSceneManager() };
irr::io::InMemoryFile filebuf {"test.gltf", ""};
auto* mesh { smgr->getMesh(&filebuf) };
CHECK(mesh == nullptr);
device->drop();
}
TEST_CASE("minimal triangle has correct vertices") {
irr::IrrlichtDevice* device { irr::createDevice(irr::video::EDT_NULL) };
irr::scene::ISceneManager* smgr { device->getSceneManager() };
auto* mesh { smgr->getMesh(
"source/Irrlicht/tests/assets/minimal_triangle.gltf", "") };
REQUIRE(mesh != nullptr);
REQUIRE(mesh->getMeshBufferCount() == 1);
auto* meshbuf { mesh->getMeshBuffer(0) };
REQUIRE(meshbuf->getVertexCount() == 3);
irr::video::S3DVertex* vertices {
reinterpret_cast<irr::video::S3DVertex*>(
meshbuf->getVertices()) };
CHECK(vertices[0].Pos == irr::core::vector3df {0.0f, 0.0f, 0.0f});
CHECK(vertices[1].Pos == irr::core::vector3df {0.0f, 1.0f, 0.0f});
CHECK(vertices[2].Pos == irr::core::vector3df {-1.0f, 0.0f, 0.0f});
device->drop();
}
TEST_CASE("mesh loader returns nullptr when given null file pointer") {
irr::IrrlichtDevice* device { irr::createDevice(irr::video::EDT_NULL) };
irr::scene::ISceneManager* smgr { device->getSceneManager() };
auto* mesh { smgr->getMesh(nullptr) };
CHECK(mesh == nullptr);
device->drop();
}