test_debug 'gitk --all'
+test_expect_success 'refresh the index before merging' '
+ git reset --hard c1 &&
+ sleep 1 &&
+ touch file &&
+ git merge c3
+'
+
+cat >expected <<EOF
+Merge branch 'c5' (early part)
+EOF
+
+test_expect_success 'merge early part of c2' '
+ git reset --hard c3 &&
+ echo c4 > c4.c &&
+ git add c4.c &&
+ git commit -m c4 &&
+ git tag c4 &&
+ echo c5 > c5.c &&
+ git add c5.c &&
+ git commit -m c5 &&
+ git tag c5 &&
+ git reset --hard c3 &&
+ echo c6 > c6.c &&
+ git add c6.c &&
+ git commit -m c6 &&
+ git tag c6 &&
+ git merge c5~1 &&
+ git show -s --pretty=format:%s HEAD > actual &&
+ test_cmp actual expected
+'
+
+test_debug 'gitk --all'
+
+test_expect_success 'merge --no-ff --no-commit && commit' '
+ git reset --hard c0 &&
+ git merge --no-ff --no-commit c1 &&
+ EDITOR=: git commit &&
+ verify_parents $c0 $c1
+'
+
+test_debug 'gitk --all'
+
+test_expect_success 'amending no-ff merge commit' '
+ EDITOR=: git commit --amend &&
+ verify_parents $c0 $c1
+'
+
+test_debug 'gitk --all'
+
test_done