From 62b9dc0326383ad1944e2ceb841d0bc9da05c648 Mon Sep 17 00:00:00 2001
From: Joseph Crail <jbcrail@gmail.com>
Date: Sat, 30 May 2015 19:05:31 -0400
Subject: [PATCH] Refactor method to auto-convert into byte array.

When creating tests, we could pass a String, &str, or [u8] to the
standard input. Previously, all arguments had to be manually converted
to a reference to a [u8]. This update makes it more ergonomic.
---
 test/common/util.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/test/common/util.rs b/test/common/util.rs
index f13c8f6f6..2d940e6c3 100644
--- a/test/common/util.rs
+++ b/test/common/util.rs
@@ -30,7 +30,7 @@ pub fn run(cmd: &mut Command) -> CmdResult {
     }
 }
 
-pub fn run_piped_stdin(cmd: &mut Command, input: &[u8])-> CmdResult {
+pub fn run_piped_stdin<T: AsRef<[u8]>>(cmd: &mut Command, input: T)-> CmdResult {
     let mut command = cmd
         .stdin(Stdio::piped())
         .stdout(Stdio::piped())
@@ -41,7 +41,7 @@ pub fn run_piped_stdin(cmd: &mut Command, input: &[u8])-> CmdResult {
     command.stdin
         .take()
         .unwrap_or_else(|| panic!("Could not take child process stdin"))
-        .write_all(input)
+        .write_all(input.as_ref())
         .unwrap_or_else(|e| panic!("{}", e));
 
     let prog = command.wait_with_output().unwrap();