1#[macro_export]
 2macro_rules! n_fold {
 3    ($tmp:ident, $v:ident, $func:ident, $count:ident) => {
 4        $tmp.$func(&$v[$count].1);
 5    };
 6
 7    ($tmp:ident, $func:ident) => {
 8        $tmp.$func();
 9    };
10}
11
12/// Defines a function called `$group_name` that returns the test description
13/// values for the listed functions `$function`.
14#[macro_export]
15macro_rules! benchmark_group {
16    ($group_name:ident, $($function:path),+) => {
17        pub fn $group_name() -> ::std::vec::Vec<$crate::TestDescAndFn> {
18            use $crate::{TestDescAndFn, TestFn, TestDesc};
19            use std::borrow::Cow;
20            let mut benches = ::std::vec::Vec::new();
21            $(
22                benches.push(TestDescAndFn {
23                    desc: TestDesc {
24                        name: Cow::from(module_path!().to_string() + "::" + stringify!($function)),
25                        ignore: false,
26                    },
27                    testfn: TestFn::StaticBenchFn($function),
28                });
29            )+
30            benches
31        }
32    };
33    ($group_name:ident, $($function:path,)+) => {
34        benchmark_group!($group_name, $($function),+);
35    };
36}