Procedural macro attribute to do not repeat yourself while testing

Usage

``` rust

[macro_use]

extern crate interpolate_name;

use interpolatename::interpolatetest;

[interpolate_test(foo, "foo")]

[interpolate_test(bar, "bar")]

[interpolate_test(baz, "baz")]

fn testme(f: &str) { println!("testing {}", f); } ```

Produces

running 3 tests test testme_baz ... ok test testme_bar ... ok test testme_foo ... ok