66 lines
2.0 KiB
Rust
66 lines
2.0 KiB
Rust
// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
|
|
// file at the top-level directory of this distribution and at
|
|
// http://rust-lang.org/COPYRIGHT.
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
|
|
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
|
|
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
|
|
// option. This file may not be copied, modified, or distributed
|
|
// except according to those terms.
|
|
|
|
// Microbenchmark for the smallintmap library
|
|
|
|
extern crate collections;
|
|
extern crate time;
|
|
|
|
use collections::SmallIntMap;
|
|
use std::os;
|
|
use std::uint;
|
|
|
|
fn append_sequential(min: uint, max: uint, map: &mut SmallIntMap<uint>) {
|
|
for i in range(min, max) {
|
|
map.insert(i, i + 22u);
|
|
}
|
|
}
|
|
|
|
fn check_sequential(min: uint, max: uint, map: &SmallIntMap<uint>) {
|
|
for i in range(min, max) {
|
|
assert_eq!(*map.get(&i), i + 22u);
|
|
}
|
|
}
|
|
|
|
fn main() {
|
|
let args = os::args();
|
|
let args = if os::getenv("RUST_BENCH").is_some() {
|
|
vec!("".to_owned(), "100000".to_owned(), "100".to_owned())
|
|
} else if args.len() <= 1u {
|
|
vec!("".to_owned(), "10000".to_owned(), "50".to_owned())
|
|
} else {
|
|
args.move_iter().collect()
|
|
};
|
|
let max = from_str::<uint>(*args.get(1)).unwrap();
|
|
let rep = from_str::<uint>(*args.get(2)).unwrap();
|
|
|
|
let mut checkf = 0.0;
|
|
let mut appendf = 0.0;
|
|
|
|
for _ in range(0u, rep) {
|
|
let mut map = SmallIntMap::new();
|
|
let start = time::precise_time_s();
|
|
append_sequential(0u, max, &mut map);
|
|
let mid = time::precise_time_s();
|
|
check_sequential(0u, max, &map);
|
|
let end = time::precise_time_s();
|
|
|
|
checkf += (end - mid) as f64;
|
|
appendf += (mid - start) as f64;
|
|
}
|
|
|
|
let maxf = max as f64;
|
|
|
|
println!("insert(): {:?} seconds\n", checkf);
|
|
println!(" : {} op/sec\n", maxf/checkf);
|
|
println!("get() : {:?} seconds\n", appendf);
|
|
println!(" : {} op/sec\n", maxf/appendf);
|
|
}
|