Switch benchmark to criterion

Author: zbraniecki

Cargo.toml

@@ -22,7 +22,11 @@ maintenance = { status = "actively-developed" }
 unic-langid = "0.4"
 
 [dev-dependencies]
-serde = "1.0"
+serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
-serde_derive = "1.0"
 unic-locale = "0.4"
+criterion = "0.2"
+
+[[bench]]
+name = "negotiate"
+harness = false

benches/lib.rs

@@ -0,0 +1,31 @@
+use criterion::criterion_group;
+use criterion::criterion_main;
+use criterion::Criterion;
+
+use fluent_locale::convert_vec_str_to_langids_lossy;
+use fluent_locale::negotiate_languages;
+
+fn negotiate_bench(c: &mut Criterion) {
+    let requested = vec!["de", "it", "ru"];
+    let available = vec![
+        "en-US", "fr", "de", "en-GB", "it", "pl", "ru", "sr-Cyrl", "sr-Latn", "zh-Hant", "zh-Hans",
+        "ja-JP", "he-IL", "de-DE", "de-IT",
+    ];
+
+    let requested = convert_vec_str_to_langids_lossy(&requested);
+    let available = convert_vec_str_to_langids_lossy(&available);
+
+    c.bench_function("negotiate", move |b| {
+        b.iter(|| {
+            negotiate_languages(
+                &requested,
+                &available,
+                None,
+                fluent_locale::NegotiationStrategy::Filtering,
+            );
+        })
+    });
+}
+
+criterion_group!(benches, negotiate_bench);
+criterion_main!(benches);

benches/negotiate.rs

@@ -3,14 +3,13 @@ use std::fs;
 use std::fs::File;
 use std::path::Path;
 
-use fluent_locale::negotiate::negotiate_languages;
-use fluent_locale::negotiate::NegotiationStrategy;
+use fluent_locale::negotiate_languages;
 use fluent_locale::parse_accepted_languages;
+use fluent_locale::NegotiationStrategy;
 use unic_langid::LanguageIdentifier;
 use unic_locale::Locale;
 
-#[macro_use]
-extern crate serde_derive;
+use serde::{Deserialize, Serialize};
 
 #[derive(Serialize, Deserialize)]
 #[serde(untagged)]