From bd265fd8f47142e565294258abb95223f195e96d Mon Sep 17 00:00:00 2001
From: Markus Jais <markusjais@gmx.de>
Date: Sat, 25 Jul 2015 13:00:29 +0200
Subject: renamed test methods for mqueue and added mq_unlink

---
 src/mqueue.rs   |  7 +++++++
 test/test_mq.rs | 30 +++++++++++++++++++++++++-----
 2 files changed, 32 insertions(+), 5 deletions(-)

diff --git a/src/mqueue.rs b/src/mqueue.rs
index ee2e5f2d..d225465b 100644
--- a/src/mqueue.rs
+++ b/src/mqueue.rs
@@ -42,6 +42,8 @@ mod ffi {
 
         pub fn mq_close (mqd: MQd) -> c_int;
 
+        pub fn mq_unlink(name: *const c_char) -> c_int;
+
         pub fn mq_receive (mqd: MQd, msg_ptr: *const c_char, msg_len: size_t, msq_prio: *const c_uint) -> ssize_t;
 
         pub fn mq_send (mqd: MQd, msg_ptr: *const c_char, msg_len: size_t, msq_prio: c_uint) -> c_int;
@@ -78,6 +80,11 @@ pub fn mq_open(name: &CString, oflag: MQ_OFlag, mode: Mode, attr: &MqAttr) -> Re
     Ok(res)
 }
 
+pub fn mq_unlink(name: &CString) -> Result<()> {
+    let res = unsafe { ffi::mq_unlink(name.as_ptr()) };
+    from_ffi(res)
+}
+
 pub fn mq_close(mqdes: MQd) -> Result<()>  {
     let res = unsafe { ffi::mq_close(mqdes) };
     from_ffi(res)
diff --git a/test/test_mq.rs b/test/test_mq.rs
index 7821ba51..ecd6e5b9 100644
--- a/test/test_mq.rs
+++ b/test/test_mq.rs
@@ -1,4 +1,4 @@
-use nix::mqueue::{mq_open, mq_close, mq_send, mq_receive, mq_getattr};
+use nix::mqueue::{mq_open, mq_close, mq_send, mq_receive, mq_getattr, mq_unlink};
 use nix::mqueue::{O_CREAT, O_WRONLY, O_RDONLY};
 use nix::mqueue::MqAttr;
 use nix::sys::stat::{S_IWUSR, S_IRUSR, S_IRGRP, S_IROTH};
@@ -9,11 +9,11 @@ use libc::c_long;
 use nix::unistd::{fork, read, write, pipe};
 use nix::unistd::Fork::{Child, Parent};
 use nix::sys::wait::*;
-
-
+use nix::errno::Errno::*;
+use nix::Error::Sys;
 
 #[test]
-fn mq_send_and_receive() {
+fn test_mq_send_and_receive() {
 
     const MSG_SIZE: c_long =  32;
     let attr =  MqAttr::new(0, 10, MSG_SIZE, 0);
@@ -53,7 +53,7 @@ fn mq_send_and_receive() {
 
 
 #[test]
-fn mq_get_attr() {
+fn test_mq_get_attr() {
     const MSG_SIZE: c_long =  32;
     let initial_attr =  MqAttr::new(0, 10, MSG_SIZE, 0);
     let mq_name = &CString::new("/attr_test_get_attr".as_bytes().as_ref()).unwrap();
@@ -62,3 +62,23 @@ fn mq_get_attr() {
     assert!(read_attr.unwrap() == initial_attr);
     mq_close(mqd).unwrap();
 }
+
+#[test]
+fn test_mq_unlink() {
+    const MSG_SIZE: c_long =  32;
+    let initial_attr =  MqAttr::new(0, 10, MSG_SIZE, 0);
+    let mq_name_opened = &CString::new("/mq_unlink_test".as_bytes().as_ref()).unwrap();
+    let mq_name_not_opened = &CString::new("/mq_unlink_test".as_bytes().as_ref()).unwrap();
+    let mqd = mq_open(mq_name_opened, O_CREAT | O_WRONLY, S_IWUSR | S_IRUSR | S_IRGRP | S_IROTH, &initial_attr).unwrap();
+
+    let res_unlink = mq_unlink(mq_name_opened);
+    assert!(res_unlink == Ok(()) );
+
+    let res_unlink_not_opened = mq_unlink(mq_name_not_opened);
+    assert!(res_unlink_not_opened == Err(Sys(ENOENT)) );
+
+    mq_close(mqd).unwrap();
+    let res_unlink_after_close = mq_unlink(mq_name_opened);
+    assert!(res_unlink_after_close == Err(Sys(ENOENT)) );
+
+}
-- 
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