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update bench code #7

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Merged
merged 2 commits into from
Sep 18, 2019
Merged

update bench code #7

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ce29eb1
update bench code
yoshuawuyts Sep 18, 2019
30390f5
dont iter by default
yoshuawuyts Sep 18, 2019
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20 changes: 9 additions & 11 deletions src/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -143,22 +143,20 @@ pub fn test(_attr: TokenStream, item: TokenStream) -> TokenStream {
///
/// ```ignore
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test was ignored

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Ah dang. Yep definitely missed that.

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Oh, doc tests run with cargo build, so it seems that we can't actually test #[test] and #[bench] via doc tests...

/// #![feature(test)]
///
/// extern crate test;
///
/// use async_std::task;
///
/// #[async_attributes::test]
/// async fn spawn_and_await() {
/// task::spawn(async {
/// #[async_attributes::bench]
/// async fn bench_1(b: &mut test::Bencher) {
/// b.iter(|| {
/// println!("hello world");
/// }).await;
/// })
/// }
/// ```
#[proc_macro_attribute]
pub fn bench(_attr: TokenStream, item: TokenStream) -> TokenStream {
let input = syn::parse_macro_input!(item as syn::ItemFn);

let ret = &input.sig.output;
let args = &input.sig.inputs;
let name = &input.sig.ident;
let body = &input.block;
Expand All @@ -179,10 +177,10 @@ pub fn bench(_attr: TokenStream, item: TokenStream) -> TokenStream {
let result = quote! {
#[bench]
#(#attrs)*
fn #name(b: &mut test::Bencher) {
b.iter(|| {
let _ = async_std::task::block_on(async { #body });
});
fn #name(b: &mut test::Bencher) #ret {
task::block_on(task::spawn(async {
#body
}))
}
};

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