extra: silence some test warnings.

Author: huonw

src/libextra/arc.rs

@@ -517,7 +517,6 @@ mod tests {
 
     use arc::*;
 
-    use core::vec;
     use core::cell::Cell;
     use core::comm;
     use core::task;

src/libextra/c_vec.rs

@@ -159,8 +159,7 @@ mod tests {
 
             assert!(mem as int != 0);
 
-            return c_vec_with_dtor(mem as *mut u8, n as uint,
-                                   || unsafe { free(mem) });
+            c_vec_with_dtor(mem as *mut u8, n as uint, || free(mem))
         }
     }
 

src/libextra/dlist.rs

@@ -526,8 +526,6 @@ mod tests {
 
     use super::*;
 
-    use core::vec;
-
     #[test]
     fn test_dlist_concat() {
         let a = from_vec([1,2]);

src/libextra/net_tcp.rs

@@ -1457,33 +1457,23 @@ mod test {
 
             #[test]
             fn test_gl_tcp_server_and_client_ipv4() {
-                unsafe {
-                    impl_gl_tcp_ipv4_server_and_client();
-                }
+                impl_gl_tcp_ipv4_server_and_client();
             }
             #[test]
             fn test_gl_tcp_get_peer_addr() {
-                unsafe {
-                    impl_gl_tcp_ipv4_get_peer_addr();
-                }
+                impl_gl_tcp_ipv4_get_peer_addr();
             }
             #[test]
             fn test_gl_tcp_ipv4_client_error_connection_refused() {
-                unsafe {
-                    impl_gl_tcp_ipv4_client_error_connection_refused();
-                }
+                impl_gl_tcp_ipv4_client_error_connection_refused();
             }
             #[test]
             fn test_gl_tcp_server_address_in_use() {
-                unsafe {
-                    impl_gl_tcp_ipv4_server_address_in_use();
-                }
+                impl_gl_tcp_ipv4_server_address_in_use();
             }
             #[test]
             fn test_gl_tcp_server_access_denied() {
-                unsafe {
-                    impl_gl_tcp_ipv4_server_access_denied();
-                }
+                impl_gl_tcp_ipv4_server_access_denied();
             }
             // Strange failure on Windows. --pcwalton
             #[test]

src/libextra/sync.rs

@@ -808,7 +808,6 @@ mod tests {
     use core::comm;
     use core::result;
     use core::task;
-    use core::vec;
 
     /************************************************************************
      * Semaphore tests

src/libextra/uv_global_loop.rs

@@ -150,9 +150,7 @@ mod test {
             let hl_loop = &get_gl();
             do iotask::interact(hl_loop) |_loop_ptr| {
                 debug!(~"closing timer");
-                unsafe {
-                    ll::close(timer_ptr, simple_timer_close_cb);
-                }
+                ll::close(timer_ptr, simple_timer_close_cb);
                 debug!(~"about to deref exit_ch_ptr");
                 debug!(~"after msg sent on deref'd exit_ch");
             };
@@ -169,24 +167,22 @@ mod test {
             let timer_handle = ll::timer_t();
             let timer_ptr: *ll::uv_timer_t = &timer_handle;
             do iotask::interact(iotask) |loop_ptr| {
-                unsafe {
-                    debug!(~"user code inside interact loop!!!");
-                    let init_status = ll::timer_init(loop_ptr, timer_ptr);
-                    if(init_status == 0i32) {
-                        ll::set_data_for_uv_handle(
-                            timer_ptr as *libc::c_void,
-                            exit_ch_ptr);
-                        let start_status = ll::timer_start(timer_ptr,
-                                                           simple_timer_cb,
-                                                           1u, 0u);
-                        if(start_status != 0i32) {
-                            fail!("failure on ll::timer_start()");
-                        }
-                    }
-                    else {
-                        fail!("failure on ll::timer_init()");
+                debug!(~"user code inside interact loop!!!");
+                let init_status = ll::timer_init(loop_ptr, timer_ptr);
+                if(init_status == 0i32) {
+                    ll::set_data_for_uv_handle(
+                        timer_ptr as *libc::c_void,
+                        exit_ch_ptr);
+                    let start_status = ll::timer_start(timer_ptr,
+                                                       simple_timer_cb,
+                                                       1u, 0u);
+                    if(start_status != 0i32) {
+                        fail!("failure on ll::timer_start()");
                     }
                 }
+                else {
+                    fail!("failure on ll::timer_init()");
+                }
             };
             exit_po.recv();
             debug!(

src/libextra/uv_ll.rs

@@ -1767,9 +1767,7 @@ mod test {
         mod impl64 {
             #[test]
             fn test_uv_ll_tcp_server_and_request() {
-                unsafe {
-                    super::super::impl_uv_tcp_server_and_request();
-                }
+                super::super::impl_uv_tcp_server_and_request();
             }
         }
         #[cfg(target_arch="x86")]