Update test commentary for shared root removal

1 files changed, 2 insertions, 9 deletions

diff --git a/src/liballoc/tests/btree/map.rs b/src/liballoc/tests/btree/map.rs
index d05eec19346..3a3462d546f 100644
--- a/src/liballoc/tests/btree/map.rs
+++ b/src/liballoc/tests/btree/map.rs
@@ -67,7 +67,7 @@ fn test_basic_large() {
 #[test]
 fn test_basic_small() {
     let mut map = BTreeMap::new();
-    // Empty, shared root:
+    // Empty, root is absent (None):
     assert_eq!(map.remove(&1), None);
     assert_eq!(map.len(), 0);
     assert_eq!(map.get(&1), None);
@@ -123,7 +123,7 @@ fn test_basic_small() {
     assert_eq!(map.values().collect::<Vec<_>>(), vec![&4]);
     assert_eq!(map.remove(&2), Some(4));
 
-    // Empty but private root:
+    // Empty but root is owned (Some(...)):
     assert_eq!(map.len(), 0);
     assert_eq!(map.get(&1), None);
     assert_eq!(map.get_mut(&1), None);
@@ -264,13 +264,6 @@ fn test_iter_mut_mutation() {
 }
 
 #[test]
-fn test_into_key_slice_with_shared_root_past_bounds() {
-    let mut map: BTreeMap<Align32, ()> = BTreeMap::new();
-    assert_eq!(map.get(&Align32(1)), None);
-    assert_eq!(map.get_mut(&Align32(1)), None);
-}
-
-#[test]
 fn test_values_mut() {
     let mut a = BTreeMap::new();
     a.insert(1, String::from("hello"));