grep -q "^refs/heads/master$" actual &&
cmp expect2 actual2
'
+
+test_expect_success '--set-upstream @{-1}' '
+ git checkout from-master &&
+ git checkout from-master2 &&
+ git config branch.from-master2.merge > expect2 &&
+ git branch --set-upstream @{-1} follower &&
+ git config branch.from-master.merge > actual &&
+ git config branch.from-master2.merge > actual2 &&
+ git branch --set-upstream from-master follower &&
+ git config branch.from-master.merge > expect &&
+ test_cmp expect2 actual2 &&
+ test_cmp expect actual
+'
+
test_done