determinism test

This commit is contained in:
2025-01-20 06:55:33 -08:00
parent 5a2231221d
commit 5810a55209

@ -466,4 +466,48 @@ mod test{
}
}
}
#[test]
fn test_determinism(){
let map=file::load("bhop_maps/5692113331.snfm");
let bot=file::load("replays/703s+098360278ns.snfb");
if let (Ok(file::Format2::Map(map)),Ok(file::Format2::Bot(bot)))=(map,bot){
// create default physics state
let mut physics_deterministic=physics::PhysicsState::default();
// create a second physics state
let mut physics_filtered=physics::PhysicsState::default();
// invent a new bot id and insert the replay
let mut physics_data=physics::PhysicsData::default();
println!("loading map..");
physics_data.generate_models(&map);
println!("simulating...");
for (i,ins) in bot.instructions.into_iter().enumerate(){
physics::PhysicsContext::run_input_instruction(&mut physics_deterministic,&physics_data,ins.clone());
match ins{
strafesnet_common::instruction::TimedInstruction{instruction:strafesnet_common::physics::Instruction::Idle,..}=>(),
other=>{
// run
physics::PhysicsContext::run_input_instruction(&mut physics_filtered,&physics_data,other);
// check if position matches
let b0=physics_deterministic.camera_body();
let b1=physics_filtered.camera_body();
if b0.position==b1.position{
println!("desync at instruction #{}",i);
panic!("oh no bro");
}
},
}
}
match physics_deterministic.get_finish_time(){
Some(time)=>println!("[with idle] finish time:{}",time),
None=>println!("[with idle] simulation did not end in finished state"),
}
match physics_filtered.get_finish_time(){
Some(time)=>println!("[filtered] finish time:{}",time),
None=>println!("[filtered] simulation did not end in finished state"),
}
}
}
}