public void ProcessFace_ThrowsWhenSubmeshCollecionIsEmpty()
{
Mesh mesh = new Mesh();
ObjParsingWorker worker = new ObjParsingWorker();
Assert.That(() => worker.ProcessFace(string.Empty, mesh), Throws.InvalidOperationException);
}
public void ProcessFace_ShouldAddFaceItemWithoutVertex()
{
Mesh mesh = new Mesh();
mesh.SubMeshes.Add(new SubMesh());
ObjParsingWorker worker = new ObjParsingWorker();
string line = "f ";
worker.ProcessFace(line, mesh);
Assert.That(mesh.SubMeshes.Last().Faces.First().Items.Count, Is.EqualTo(1));
FaceItem faceItem = mesh.SubMeshes.Last().Faces.First().Items.First();
Assert.That(faceItem.Vertex, Is.EqualTo(default(uint)));
}
public void ProcessFace_ShouldAddFaceWithOneFaceItemWithVertex()
{
Mesh mesh = new Mesh();
mesh.SubMeshes.Add(new SubMesh());
ObjParsingWorker worker = new ObjParsingWorker();
uint value = 3;
string line = $"f {value}";
worker.ProcessFace(line, mesh);
Assert.That(mesh.SubMeshes.Last().Faces.First().Items.Count, Is.EqualTo(1));
FaceItem faceItem = mesh.SubMeshes.Last().Faces.First().Items.First();
Assert.That(faceItem.Vertex, Is.EqualTo(value));
}
public void ProcessFace_ShouldAddFaceWithOneFaceItemWithVertexAndTexture()
{
Mesh mesh = new Mesh();
mesh.SubMeshes.Add(new SubMesh());
ObjParsingWorker worker = new ObjParsingWorker();
uint x = 3;
uint y = 4;
string line = $"f {x}/{y}";
worker.ProcessFace(line, mesh);
Assert.That(mesh.SubMeshes.Last().Faces.First().Items.Count, Is.EqualTo(1));
FaceItem faceItem = mesh.SubMeshes.Last().Faces.First().Items.First();
Assert.That(faceItem.Vertex, Is.EqualTo(x));
Assert.That(faceItem.Texture, Is.EqualTo(y));
}