From 3bdb4857c5f3c4fd162706718cd7a25f8ba8b898 Mon Sep 17 00:00:00 2001
From: Robert Fry <inbox@robertfry.xyz>
Date: Wed, 1 Jul 2026 21:56:39 +0100
Subject: [PATCH] Initial commit.

---
 .gitignore          |   2 +
 Cargo.lock          | 643 ++++++++++++++++++++++++++++++++++++++++++++
 Cargo.toml          |   7 +
 rust-toolchain.toml |   3 +
 src/main.rs         |  33 +++
 5 files changed, 688 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 Cargo.lock
 create mode 100644 Cargo.toml
 create mode 100644 rust-toolchain.toml
 create mode 100644 src/main.rs

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..86c056e
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
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diff --git a/Cargo.lock b/Cargo.lock
new file mode 100644
index 0000000..4fdb8a1
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diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..3080742
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,7 @@
+[package]
+name = "rs_prima_interview"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+criterion = "0.8.2"
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
new file mode 100644
index 0000000..e9743fb
--- /dev/null
+++ b/rust-toolchain.toml
@@ -0,0 +1,3 @@
+
+[toolchain]
+channel = "nightly"
diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 0000000..2b8d8a0
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,33 @@
+
+/*
+ * Requires the nightly toolchain for `cargo bench`.
+ * Run with: rustup run nightly cargo bench (see rust-toolchain.toml).
+ *
+ * We use the unstable 'test' crate (which uses criterion, instead of using
+ * criterion directly) to easily satisfy the single-file requirement.
+ */
+#![cfg_attr(test, feature(test))]
+#[cfg(test)] extern crate test;
+
+pub fn main() {
+    println!("{}", get_message());
+}
+
+fn get_message() -> &'static str {
+    "Hello, World!"
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_message() {
+        assert_eq!(get_message(), "Hello, World!");
+    }
+
+    #[bench]
+    fn bench_message(b: &mut test::Bencher) {
+        b.iter(|| get_message());
+    }
+}