From f0a4f8b0f6e9f0121237d19ad3e5ef75a206084c Mon Sep 17 00:00:00 2001
From: Adrien Burgun <adrien.burgun@orange.fr>
Date: Fri, 24 Jun 2022 11:37:57 +0200
Subject: [PATCH] :chart: Add benchmark for Pane::step

---
 stackline/Cargo.toml          |  5 +++++
 stackline/benches/dispatch.rs | 29 +++++++++++++++++++++++++++++
 2 files changed, 34 insertions(+)
 create mode 100644 stackline/benches/dispatch.rs

diff --git a/stackline/Cargo.toml b/stackline/Cargo.toml
index 639b1f9..a0fab18 100755
--- a/stackline/Cargo.toml
+++ b/stackline/Cargo.toml
@@ -11,3 +11,8 @@ palette = "0.6"
 
 [dev-dependencies]
 colored = "2.0"
+criterion = { version = "0.3.5", features = ["html_reports"] }
+
+[[bench]]
+name = "dispatch"
+harness = false
diff --git a/stackline/benches/dispatch.rs b/stackline/benches/dispatch.rs
new file mode 100644
index 0000000..2a924ae
--- /dev/null
+++ b/stackline/benches/dispatch.rs
@@ -0,0 +1,29 @@
+use criterion::{black_box, criterion_group, criterion_main, Criterion};
+use stackline::prelude::*;
+use stackline::tile::*;
+
+fn benchmark_step(c: &mut Criterion) {
+    c.bench_function("Pane::step", |b| {
+        let mut pane = Pane::empty(3, 3).unwrap();
+
+        pane.set_tile((0, 0), Diode::new(Direction::Right));
+        pane.set_tile((2, 0), Diode::new(Direction::Down));
+        pane.set_tile((2, 2), Diode::new(Direction::Left));
+        pane.set_tile((0, 2), Diode::new(Direction::Up));
+        pane.set_tile((1, 0), Wire::new(Orientation::Horizontal));
+        pane.set_tile((1, 2), Wire::new(Orientation::Horizontal));
+        pane.set_tile((0, 1), Wire::new(Orientation::Vertical));
+        pane.set_tile((2, 1), Wire::new(Orientation::Vertical));
+
+        pane.set_signal((0, 0), stackline::signal!(
+            (0, 0),
+            Direction::Right,
+            []
+        ));
+
+        b.iter(|| pane.step());
+    });
+}
+
+criterion_group!(benches, benchmark_step);
+criterion_main!(benches);