From 652afd21b39fe7aabe81bb948ba4ba490422070d Mon Sep 17 00:00:00 2001
From: Florian Klink <flokli@flokli.de>
Date: Mon, 31 Jul 2023 17:50:48 +0200
Subject: feat(nix-compat): add bench for aterm parsing
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Change-Id: Ie9416f0046b6ee0a02096a7712cdba9cc84db4f6
Reviewed-on: https://cl.tvl.fyi/c/depot/+/9733
Reviewed-by: Connor Brewster <cbrewster@hey.com>
Reviewed-by: Gabriel Doriath Döhler <gabriel.doriath.dohler@ens.fr>
Tested-by: BuildkiteCI
Autosubmit: flokli <flokli@flokli.de>
---
 tvix/nix-compat/benches/derivation_parse_aterm.rs | 31 +++++++++++++++++++++++
 1 file changed, 31 insertions(+)
 create mode 100644 tvix/nix-compat/benches/derivation_parse_aterm.rs

(limited to 'tvix/nix-compat/benches/derivation_parse_aterm.rs')

diff --git a/tvix/nix-compat/benches/derivation_parse_aterm.rs b/tvix/nix-compat/benches/derivation_parse_aterm.rs
new file mode 100644
index 000000000000..4ace7d4480f4
--- /dev/null
+++ b/tvix/nix-compat/benches/derivation_parse_aterm.rs
@@ -0,0 +1,31 @@
+use std::path::Path;
+
+use criterion::{black_box, criterion_group, criterion_main, Criterion};
+use nix_compat::derivation::Derivation;
+
+const RESOURCES_PATHS: &str = "src/derivation/tests/derivation_tests/ok";
+
+fn bench_aterm_parser(c: &mut Criterion) {
+    for drv in [
+        "0hm2f1psjpcwg8fijsmr4wwxrx59s092-bar.drv",
+        "292w8yzv5nn7nhdpxcs8b7vby2p27s09-nested-json.drv",
+        "4wvvbi4jwn0prsdxb7vs673qa5h9gr7x-foo.drv",
+        "52a9id8hx688hvlnz4d1n25ml1jdykz0-unicode.drv",
+        "9lj1lkjm2ag622mh4h9rpy6j607an8g2-structured-attrs.drv",
+        "ch49594n9avinrf8ip0aslidkc4lxkqv-foo.drv",
+        "h32dahq0bx5rp1krcdx3a53asj21jvhk-has-multi-out.drv",
+        "m1vfixn8iprlf0v9abmlrz7mjw1xj8kp-cp1252.drv",
+        "ss2p4wmxijn652haqyd7dckxwl4c7hxx-bar.drv",
+        "x6p0hg79i3wg0kkv7699935f7rrj9jf3-latin1.drv",
+    ] {
+        let drv_path = Path::new(RESOURCES_PATHS).join(drv);
+        let drv_bytes = &std::fs::read(drv_path).unwrap();
+
+        c.bench_function(drv, |b| {
+            b.iter(|| Derivation::from_aterm_bytes(black_box(drv_bytes)))
+        });
+    }
+}
+
+criterion_group!(benches, bench_aterm_parser);
+criterion_main!(benches);
-- 
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