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Diffstat (limited to 'rand/benches/weighted.rs')
-rw-r--r-- | rand/benches/weighted.rs | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/rand/benches/weighted.rs b/rand/benches/weighted.rs deleted file mode 100644 index 5ddca3f..0000000 --- a/rand/benches/weighted.rs +++ /dev/null @@ -1,36 +0,0 @@ -// Copyright 2019 Developers of the Rand project. -// -// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or -// https://www.apache.org/licenses/LICENSE-2.0> or the MIT license -// <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your -// option. This file may not be copied, modified, or distributed -// except according to those terms. - -#![feature(test)] - -extern crate test; - -use test::Bencher; -use rand::Rng; -use rand::distributions::WeightedIndex; - -#[bench] -fn weighted_index_creation(b: &mut Bencher) { - let mut rng = rand::thread_rng(); - let weights = [1u32, 2, 4, 0, 5, 1, 7, 1, 2, 3, 4, 5, 6, 7]; - b.iter(|| { - let distr = WeightedIndex::new(weights.to_vec()).unwrap(); - rng.sample(distr) - }) -} - -#[bench] -fn weighted_index_modification(b: &mut Bencher) { - let mut rng = rand::thread_rng(); - let weights = [1u32, 2, 3, 0, 5, 6, 7, 1, 2, 3, 4, 5, 6, 7]; - let mut distr = WeightedIndex::new(weights.to_vec()).unwrap(); - b.iter(|| { - distr.update_weights(&[(2, &4), (5, &1)]).unwrap(); - rng.sample(&distr) - }) -} |