mirror of https://github.com/rust-lang/cargo
28 lines
1.3 KiB
Rust
28 lines
1.3 KiB
Rust
use benchsuite::fixtures;
|
|
use cargo::core::Workspace;
|
|
use criterion::{criterion_group, criterion_main, Criterion};
|
|
|
|
fn workspace_initialization(c: &mut Criterion) {
|
|
let fixtures = fixtures!();
|
|
let mut group = c.benchmark_group("workspace_initialization");
|
|
for (ws_name, ws_root) in fixtures.workspaces() {
|
|
let config = fixtures.make_config(&ws_root);
|
|
// The resolver info is initialized only once in a lazy fashion. This
|
|
// allows criterion to skip this workspace if the user passes a filter
|
|
// on the command-line (like `cargo bench -- workspace_initialization/tikv`).
|
|
group.bench_function(ws_name, |b| {
|
|
b.iter(|| Workspace::new(&ws_root.join("Cargo.toml"), &config).unwrap())
|
|
});
|
|
}
|
|
group.finish();
|
|
}
|
|
|
|
// Criterion complains about the measurement time being too small, but the
|
|
// measurement time doesn't seem important to me, what is more important is
|
|
// the number of iterations which defaults to 100, which seems like a
|
|
// reasonable default. Otherwise, the measurement time would need to be
|
|
// changed per workspace. We wouldn't want to spend 60s on every workspace,
|
|
// that would take too long and isn't necessary for the smaller workspaces.
|
|
criterion_group!(benches, workspace_initialization);
|
|
criterion_main!(benches);
|