From 7eae5b458993b8a030ed9bb6e65c12babc4bbe4b Mon Sep 17 00:00:00 2001
From: Stepan Koltsov <stepan.koltsov@gmail.com>
Date: Fri, 14 Nov 2014 22:22:42 +0300
Subject: impl Default for Cell and RefCell

It is necessary to have #[deriving(Default)] for struct containing
cells like Cell<u32>.
---
 src/libcoretest/cell.rs | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'src/libcoretest')

diff --git a/src/libcoretest/cell.rs b/src/libcoretest/cell.rs
index 59365045f43..6444cf7ee0e 100644
--- a/src/libcoretest/cell.rs
+++ b/src/libcoretest/cell.rs
@@ -9,6 +9,7 @@
 // except according to those terms.
 
 use core::cell::*;
+use core::default::Default;
 use std::mem::drop;
 
 #[test]
@@ -146,3 +147,15 @@ fn as_unsafe_cell() {
     unsafe { *r2.as_unsafe_cell().get() = 1u; }
     assert_eq!(1u, *r2.borrow());
 }
+
+#[test]
+fn cell_default() {
+    let cell: Cell<u32> = Default::default();
+    assert_eq!(0, cell.get());
+}
+
+#[test]
+fn refcell_default() {
+    let cell: RefCell<u64> = Default::default();
+    assert_eq!(0, *cell.borrow());
+}
-- 
cgit 1.4.1-3-g733a5