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#![feature(test)]
extern crate test;
extern crate str_stack;
use str_stack::StrStack;
use std::fmt::Write;
#[bench]
fn bench_index(b: &mut test::Bencher) {
let mut stack = StrStack::new();
for i in 0..1000 {
write!(stack, "{}", i);
}
b.iter(|| {
for i in 0..stack.len() {
test::black_box(&stack[test::black_box(i)]);
}
})
}
#[bench]
fn bench_index_naive(b: &mut test::Bencher) {
let stack: Vec<_> = (0..1000).map(|i| i.to_string()).collect();
b.iter(|| {
for i in 0..stack.len() {
test::black_box(&stack[test::black_box(i)]);
}
})
}
#[bench]
fn bench_iter(b: &mut test::Bencher) {
let mut stack = StrStack::new();
for i in 0..1000 {
write!(stack, "{}", i);
}
b.iter(|| {
for i in &stack {
test::black_box(i);
}
})
}
#[bench]
fn bench_iter_naive(b: &mut test::Bencher) {
let stack: Vec<_> = (0..1000).map(|i| i.to_string()).collect();
b.iter(|| {
for i in &stack {
test::black_box(i);
}
})
}
#[bench]
fn bench_alloc(b: &mut test::Bencher) {
b.iter(|| {
let mut stack = StrStack::new();
for i in 0..1000 {
write!(stack, "{}", test::black_box(i));
}
test::black_box(stack);
})
}
#[bench]
fn bench_alloc_naive(b: &mut test::Bencher) {
b.iter(|| {
let stack: Vec<_> = (0..1000).map(|i| test::black_box(i).to_string()).collect();
test::black_box(stack);
})
}
|
