From 6f42a2abdcb772615534d74eec26080e4b2043ec Mon Sep 17 00:00:00 2001
From: Jesse Luehrs <doy@tozt.net>
Date: Thu, 9 Mar 2023 00:43:35 -0500
Subject: add a few more benchmarks

---
 examples/process_cb.rs    | 36 ++++++++++++++++++++++++++++++++
 examples/process_cb_bb.rs | 52 +++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 88 insertions(+)
 create mode 100644 examples/process_cb.rs
 create mode 100644 examples/process_cb_bb.rs

diff --git a/examples/process_cb.rs b/examples/process_cb.rs
new file mode 100644
index 0000000..4926859
--- /dev/null
+++ b/examples/process_cb.rs
@@ -0,0 +1,36 @@
+use std::io::Read as _;
+
+struct Callbacks;
+impl vt100::Callbacks for Callbacks {}
+
+fn read_frames() -> impl Iterator<Item = Vec<u8>> {
+    (1..=7625).map(|i| {
+        let mut file =
+            std::fs::File::open(format!("tests/data/crawl/crawl{i}"))
+                .unwrap();
+        let mut frame = vec![];
+        file.read_to_end(&mut frame).unwrap();
+        frame
+    })
+}
+
+fn process_frames(frames: &[Vec<u8>]) {
+    let mut parser = vt100::Parser::default();
+    for frame in frames {
+        parser.process_cb(frame, &mut Callbacks);
+    }
+}
+
+fn main() {
+    let frames: Vec<Vec<u8>> = read_frames().collect();
+    let start = std::time::Instant::now();
+    let mut i = 0;
+    loop {
+        i += 1;
+        process_frames(&frames);
+        if (std::time::Instant::now() - start).as_secs() >= 30 {
+            break;
+        }
+    }
+    eprintln!("{i} iterations");
+}
diff --git a/examples/process_cb_bb.rs b/examples/process_cb_bb.rs
new file mode 100644
index 0000000..411b115
--- /dev/null
+++ b/examples/process_cb_bb.rs
@@ -0,0 +1,52 @@
+use std::io::Read as _;
+
+struct Callbacks;
+impl vt100::Callbacks for Callbacks {
+    fn audible_bell(&mut self, screen: &mut vt100::Screen) {
+        std::hint::black_box(screen);
+    }
+
+    fn visual_bell(&mut self, screen: &mut vt100::Screen) {
+        std::hint::black_box(screen);
+    }
+
+    fn resize(&mut self, screen: &mut vt100::Screen, request: (u16, u16)) {
+        std::hint::black_box((screen, request));
+    }
+
+    fn error(&mut self, screen: &mut vt100::Screen) {
+        std::hint::black_box(screen);
+    }
+}
+
+fn read_frames() -> impl Iterator<Item = Vec<u8>> {
+    (1..=7625).map(|i| {
+        let mut file =
+            std::fs::File::open(format!("tests/data/crawl/crawl{i}"))
+                .unwrap();
+        let mut frame = vec![];
+        file.read_to_end(&mut frame).unwrap();
+        frame
+    })
+}
+
+fn process_frames(frames: &[Vec<u8>]) {
+    let mut parser = vt100::Parser::default();
+    for frame in frames {
+        parser.process_cb(frame, &mut Callbacks);
+    }
+}
+
+fn main() {
+    let frames: Vec<Vec<u8>> = read_frames().collect();
+    let start = std::time::Instant::now();
+    let mut i = 0;
+    loop {
+        i += 1;
+        process_frames(&frames);
+        if (std::time::Instant::now() - start).as_secs() >= 30 {
+            break;
+        }
+    }
+    eprintln!("{i} iterations");
+}
-- 
cgit v1.2.3-54-g00ecf