rhai/benches/iterations.rs
2020-04-13 23:38:10 +08:00

50 lines
1.1 KiB
Rust

#![feature(test)]
///! Test 1,000 iterations
extern crate test;
use rhai::{Engine, OptimizationLevel, Scope, INT};
use test::Bencher;
#[bench]
fn bench_iterations_1000(bench: &mut Bencher) {
let script = r#"
let x = 1_000;
while x > 0 {
x = x - 1;
}
"#;
let mut engine = Engine::new();
engine.set_optimization_level(OptimizationLevel::None);
let ast = engine.compile(script).unwrap();
bench.iter(|| engine.consume_ast(&ast).unwrap());
}
#[bench]
fn bench_iterations_fibonacci(bench: &mut Bencher) {
let script = r#"
fn fibonacci(n) {
if n < 2 {
n
} else {
fibonacci(n-1) + fibonacci(n-2)
}
}
"#;
let mut engine = Engine::new();
engine.set_optimization_level(OptimizationLevel::None);
let ast = engine.compile(script).unwrap();
bench.iter(|| {
engine
.call_fn::<_, INT>(&mut Scope::new(), &ast, "fibonacci", (20 as INT,))
.unwrap()
});
}