feat: add intial benchmark for chunk I/O performance and update crite…

…rion dependencies

pumpkin-world/Cargo.toml

@@ -49,9 +49,13 @@ serde_json5 = { git = "https://github.com/kralverde/serde_json5.git" }
 
 derive-getters = "0.5.0"
 [dev-dependencies]
-criterion = { version = "0.5", features = ["html_reports"] }
+criterion = { version = "0.5", features = ["html_reports", "async_tokio"] }
 temp-dir = "0.1.14"
 
 [[bench]]
 name = "chunk_noise_populate"
 harness = false
+
+[[bench]]
+name = "chunk_io"
+harness = false

pumpkin-world/benches/chunk_io.rs

@@ -0,0 +1,32 @@
+use std::{num::NonZeroU8, sync::Arc};
+
+use criterion::{Criterion, criterion_group, criterion_main};
+use pumpkin_util::math::vector2::Vector2;
+use pumpkin_world::{cylindrical_chunk_iterator::Cylindrical, dimension::Dimension};
+use temp_dir::TempDir;
+
+fn criterion_benchmark(c: &mut Criterion) {
+    let temp_dir = TempDir::new().unwrap();
+    let level = Arc::new(Dimension::OverWorld.into_level(temp_dir.path().to_path_buf()));
+
+    c.bench_function("overworld chunk fetch", |b| {
+        let rt = tokio::runtime::Runtime::new().unwrap();
+        let cylindrical = Cylindrical::new(Vector2::new(0, 0), NonZeroU8::new(32).unwrap());
+        let chunks = cylindrical.all_chunks_within();
+
+        rt.block_on(async {
+            let (tx, _rx) = tokio::sync::mpsc::channel(chunks.len());
+            level.fetch_chunks(&chunks, tx).await;
+            level.clean_chunks(&chunks).await;
+        });
+
+        b.to_async(rt).iter(|| {
+            let (tx, _rx) = tokio::sync::mpsc::channel(chunks.len());
+
+            level.fetch_chunks(&chunks, tx)
+        });
+    });
+}
+
+criterion_group!(benches, criterion_benchmark);
+criterion_main!(benches);