Rename assert_eq arguments to left and right.

The names expected and actual are not used anymore in the output. It also
removes the confusion that the argument order is the opposite of junit.

1 files changed, 6 insertions, 6 deletions

diff --git a/src/libstd/macros.rs b/src/libstd/macros.rs
index 76419bee41c..032411b51d4 100644
--- a/src/libstd/macros.rs
+++ b/src/libstd/macros.rs
@@ -120,14 +120,14 @@ macro_rules! assert(
 /// ```
 #[macro_export]
 macro_rules! assert_eq(
-    ($given:expr , $expected:expr) => ({
-        match (&($given), &($expected)) {
-            (given_val, expected_val) => {
+    ($left:expr , $right:expr) => ({
+        match (&($left), &($right)) {
+            (left_val, right_val) => {
                 // check both directions of equality....
-                if !((*given_val == *expected_val) &&
-                     (*expected_val == *given_val)) {
+                if !((*left_val == *right_val) &&
+                     (*right_val == *left_val)) {
                     panic!("assertion failed: `(left == right) && (right == left)` \
-                           (left: `{}`, right: `{}`)", *given_val, *expected_val)
+                           (left: `{}`, right: `{}`)", *left_val, *right_val)
                 }
             }
         }