bisect: add test cases to check that "git bisect start" is atomic

diff --git a/t/t8003-blame.sh b/t/t8003-blame.sh
index db51b3a6bb85c466781139fd1f203b8f9b965710..966bb0a61a89ed63dec085338d3c45f766a7f777 100755 (executable)
--- a/t/t8003-blame.sh
+++ b/t/t8003-blame.sh
@@ -112,7 +112,7 @@ test_expect_success 'blame wholesale copy' '
                echo mouse-Second
                echo mouse-Third
        } >expected &&
-       diff -u expected current
+       test_cmp expected current
 
 '
 
@@ -125,7 +125,7 @@ test_expect_success 'blame wholesale copy and more' '
                echo cow-Fifth
                echo mouse-Third
        } >expected &&
-       diff -u expected current
+       test_cmp expected current
 
 '