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-rwxr-xr-xt/t3430-rebase-merges.sh34
1 files changed, 34 insertions, 0 deletions
diff --git a/t/t3430-rebase-merges.sh b/t/t3430-rebase-merges.sh
index 3d4dfdf7be..35260862fc 100755
--- a/t/t3430-rebase-merges.sh
+++ b/t/t3430-rebase-merges.sh
@@ -241,4 +241,38 @@ test_expect_success 'refuse to merge ancestors of HEAD' '
test_cmp_rev HEAD $before
'
+test_expect_success 'root commits' '
+ git checkout --orphan unrelated &&
+ (GIT_AUTHOR_NAME="Parsnip" GIT_AUTHOR_EMAIL="root@example.com" \
+ test_commit second-root) &&
+ test_commit third-root &&
+ cat >script-from-scratch <<-\EOF &&
+ pick third-root
+ label first-branch
+ reset [new root]
+ pick second-root
+ merge first-branch # Merge the 3rd root
+ EOF
+ test_config sequence.editor \""$PWD"/replace-editor.sh\" &&
+ test_tick &&
+ git rebase -i --force --root -r &&
+ test "Parsnip" = "$(git show -s --format=%an HEAD^)" &&
+ test $(git rev-parse second-root^0) != $(git rev-parse HEAD^) &&
+ test $(git rev-parse second-root:second-root.t) = \
+ $(git rev-parse HEAD^:second-root.t) &&
+ test_cmp_graph HEAD <<-\EOF &&
+ * Merge the 3rd root
+ |\
+ | * third-root
+ * second-root
+ EOF
+
+ : fast forward if possible &&
+ before="$(git rev-parse --verify HEAD)" &&
+ test_might_fail git config --unset sequence.editor &&
+ test_tick &&
+ git rebase -i --root -r &&
+ test_cmp_rev HEAD $before
+'
+
test_done