Drivetrain simulation tutorial doesn't show final product

[calcmogul]

https://docs.wpilib.org/en/stable/docs/software/wpilib-tools/robot-simulation/drivesim-tutorial/odometry-simgui.html

It shows individual code snippets, but not what they should all look like together, so the person following along won't necessarily know if they integrated all of it correctly. I guess the simple differential drive simulation project would be that?