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Add test for blender cube

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This commit is contained in:
Josiah VanderZee
2022-11-11 17:37:21 -06:00
parent 12b760e45b
commit 837b6be14e
8 changed files with 174 additions and 136 deletions
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69
source/Irrlicht/tests/testCGLTFMeshFileLoader.cpp
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@ -1,5 +1,3 @@
#include "inMemoryFile.h"
#define CATCH_CONFIG_MAIN
#include <catch.hpp>
#include <irrlicht.h>
@ -40,53 +38,70 @@ private:
};
TEST_CASE("load empty gltf file") {
irr::io::InMemoryFile filebuf {"test.gltf", ""};
ScopedMesh sm { &filebuf };
ScopedMesh sm("source/Irrlicht/tests/assets/empty.gltf");
CHECK(sm.getMesh() == nullptr);
}
TEST_CASE("minimal triangle") {
ScopedMesh sm { "source/Irrlicht/tests/assets/minimal_triangle.gltf" };
auto* mesh = sm.getMesh();
REQUIRE(mesh != nullptr);
REQUIRE(mesh->getMeshBufferCount() == 1);
auto* meshbuf = mesh->getMeshBuffer(0);
ScopedMesh sm("source/Irrlicht/tests/assets/minimal_triangle.gltf");
REQUIRE(sm.getMesh() != nullptr);
REQUIRE(sm.getMesh()->getMeshBufferCount() == 1);
SECTION("vertex coordinates are correct") {
REQUIRE(meshbuf->getVertexCount() == 3);
auto* vertices = reinterpret_cast<irr::video::S3DVertex*>(
meshbuf->getVertices());
REQUIRE(sm.getMesh()->getMeshBuffer(0)->getVertexCount() == 3);
const auto* vertices = reinterpret_cast<irr::video::S3DVertex*>(
sm.getMesh()->getMeshBuffer(0)->getVertices());
CHECK(vertices[0].Pos == irr::core::vector3df {0.0f, 0.0f, 0.0f});
CHECK(vertices[1].Pos == irr::core::vector3df {-1.0f, 0.0f, 0.0f});
CHECK(vertices[2].Pos == irr::core::vector3df {0.0f, 1.0f, 0.0f});
}
SECTION("vertex indices are correct") {
REQUIRE(meshbuf->getIndexCount() == 3);
auto* indices = reinterpret_cast<irr::u16*>(meshbuf->getIndices());
REQUIRE(sm.getMesh()->getMeshBuffer(0)->getIndexCount() == 3);
const auto* indices = reinterpret_cast<irr::u16*>(
sm.getMesh()->getMeshBuffer(0)->getIndices());
CHECK(indices[0] == 0);
CHECK(indices[1] == 1);
CHECK(indices[2] == 2);
}
}
TEST_CASE("blender cube") {
ScopedMesh sm("source/Irrlicht/tests/assets/blender_cube.gltf");
REQUIRE(sm.getMesh() != nullptr);
REQUIRE(sm.getMesh()->getMeshBufferCount() == 1);
SECTION("vertex coordinates are correct") {
REQUIRE(sm.getMesh()->getMeshBuffer(0)->getVertexCount() == 24);
const auto* vertices = reinterpret_cast<irr::video::S3DVertex*>(
sm.getMesh()->getMeshBuffer(0)->getVertices());
CHECK(vertices[0].Pos == irr::core::vector3df{1.0f, -1.0f, 1.0f});
CHECK(vertices[3].Pos == irr::core::vector3df{1.0f, 1.0f, 1.0f});
CHECK(vertices[6].Pos == irr::core::vector3df{1.0f, -1.0f, -1.0f});
CHECK(vertices[9].Pos == irr::core::vector3df{1.0f, 1.0f, -1.0f});
CHECK(vertices[12].Pos == irr::core::vector3df{-1.0f, -1.0f, 1.0f});
CHECK(vertices[15].Pos == irr::core::vector3df{-1.0f, 1.0f, 1.0f});
CHECK(vertices[18].Pos == irr::core::vector3df{-1.0f, -1.0f, -1.0f});
CHECK(vertices[21].Pos == irr::core::vector3df{-1.0f, 1.0f, -1.0f});
}
SECTION("vertex indices are correct")
{
REQUIRE(sm.getMesh()->getMeshBuffer(0)->getIndexCount() == 36);
const auto* indices = reinterpret_cast<irr::u16*>(
sm.getMesh()->getMeshBuffer(0)->getIndices());
CHECK(indices[0] == 0);
CHECK(indices[1] == 3);
CHECK(indices[2] == 9);
}
}
TEST_CASE("mesh loader returns nullptr when given null file pointer") {
ScopedMesh sm { nullptr };
ScopedMesh sm(nullptr);
CHECK(sm.getMesh() == nullptr);
}
TEST_CASE("invalid JSON returns nullptr") {
SECTION("missing closing brace") {
irr::io::InMemoryFile filebuf {"test.gltf", "{"};
ScopedMesh sm { &filebuf };
CHECK(sm.getMesh() == nullptr);
}
SECTION("missing colon") {
irr::io::InMemoryFile filebuf {"test.gltf", "{\"a\" \"b\"}"};
ScopedMesh sm { &filebuf };
CHECK(sm.getMesh() == nullptr);
}
ScopedMesh sm("source/Irrlicht/tests/assets/json_missing_brace.gltf");
CHECK(sm.getMesh() == nullptr);
}