From 9a5cef4de51c1c90fb2d05b0c7e6feb9cf0224d6 Mon Sep 17 00:00:00 2001
From: Aaron Turon <aturon@mozilla.com>
Date: Wed, 14 Dec 2016 13:02:00 -0800
Subject: Address fallout

---
 src/libcoretest/cell.rs | 37 ++++++++++++++++++++++---------------
 src/libcoretest/lib.rs  |  4 ----
 2 files changed, 22 insertions(+), 19 deletions(-)

(limited to 'src/libcoretest')

diff --git a/src/libcoretest/cell.rs b/src/libcoretest/cell.rs
index a7c230ba979..724a312ea79 100644
--- a/src/libcoretest/cell.rs
+++ b/src/libcoretest/cell.rs
@@ -59,22 +59,22 @@ fn double_imm_borrow() {
 fn no_mut_then_imm_borrow() {
     let x = RefCell::new(0);
     let _b1 = x.borrow_mut();
-    assert_eq!(x.borrow_state(), BorrowState::Writing);
+    assert!(x.try_borrow().is_err());
 }
 
 #[test]
 fn no_imm_then_borrow_mut() {
     let x = RefCell::new(0);
     let _b1 = x.borrow();
-    assert_eq!(x.borrow_state(), BorrowState::Reading);
+    assert!(x.try_borrow_mut().is_err());
 }
 
 #[test]
 fn no_double_borrow_mut() {
     let x = RefCell::new(0);
-    assert_eq!(x.borrow_state(), BorrowState::Unused);
+    assert!(x.try_borrow().is_ok());
     let _b1 = x.borrow_mut();
-    assert_eq!(x.borrow_state(), BorrowState::Writing);
+    assert!(x.try_borrow().is_err());
 }
 
 #[test]
@@ -102,7 +102,8 @@ fn double_borrow_single_release_no_borrow_mut() {
     {
         let _b2 = x.borrow();
     }
-    assert_eq!(x.borrow_state(), BorrowState::Reading);
+    assert!(x.try_borrow().is_ok());
+    assert!(x.try_borrow_mut().is_err());
 }
 
 #[test]
@@ -119,14 +120,18 @@ fn ref_clone_updates_flag() {
     let x = RefCell::new(0);
     {
         let b1 = x.borrow();
-        assert_eq!(x.borrow_state(), BorrowState::Reading);
+        assert!(x.try_borrow().is_ok());
+        assert!(x.try_borrow_mut().is_err());
         {
             let _b2 = Ref::clone(&b1);
-            assert_eq!(x.borrow_state(), BorrowState::Reading);
+            assert!(x.try_borrow().is_ok());
+            assert!(x.try_borrow_mut().is_err());
         }
-        assert_eq!(x.borrow_state(), BorrowState::Reading);
+        assert!(x.try_borrow().is_ok());
+        assert!(x.try_borrow_mut().is_err());
     }
-    assert_eq!(x.borrow_state(), BorrowState::Unused);
+    assert!(x.try_borrow().is_ok());
+    assert!(x.try_borrow_mut().is_ok());
 }
 
 #[test]
@@ -134,15 +139,19 @@ fn ref_map_does_not_update_flag() {
     let x = RefCell::new(Some(5));
     {
         let b1: Ref<Option<u32>> = x.borrow();
-        assert_eq!(x.borrow_state(), BorrowState::Reading);
+        assert!(x.try_borrow().is_ok());
+        assert!(x.try_borrow_mut().is_err());
         {
             let b2: Ref<u32> = Ref::map(b1, |o| o.as_ref().unwrap());
             assert_eq!(*b2, 5);
-            assert_eq!(x.borrow_state(), BorrowState::Reading);
+            assert!(x.try_borrow().is_ok());
+            assert!(x.try_borrow_mut().is_err());
         }
-        assert_eq!(x.borrow_state(), BorrowState::Unused);
+        assert!(x.try_borrow().is_ok());
+        assert!(x.try_borrow_mut().is_ok());
     }
-    assert_eq!(x.borrow_state(), BorrowState::Unused);
+    assert!(x.try_borrow().is_ok());
+    assert!(x.try_borrow_mut().is_ok());
 }
 
 #[test]
@@ -247,5 +256,3 @@ fn refcell_ref_coercion() {
         assert_eq!(&*coerced, comp);
     }
 }
-
-
diff --git a/src/libcoretest/lib.rs b/src/libcoretest/lib.rs
index 05d98d4a212..d12616a97a6 100644
--- a/src/libcoretest/lib.rs
+++ b/src/libcoretest/lib.rs
@@ -10,9 +10,7 @@
 
 #![deny(warnings)]
 
-#![feature(borrow_state)]
 #![feature(box_syntax)]
-#![feature(cell_extras)]
 #![feature(char_escape_debug)]
 #![feature(const_fn)]
 #![feature(core_private_bignum)]
@@ -32,8 +30,6 @@
 #![feature(try_from)]
 #![feature(unicode)]
 #![feature(unique)]
-#![feature(iter_max_by)]
-#![feature(iter_min_by)]
 #![feature(ordering_chaining)]
 #![feature(result_unwrap_or_default)]
 #![feature(ptr_unaligned)]
-- 
cgit 1.4.1-3-g733a5