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diff --git a/t/t3410-rebase-preserve-dropped-merges.sh b/t/t3410-rebase-preserve-dropped-merges.sh
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+#!/bin/sh
+#
+# Copyright (c) 2008 Stephen Haberman
+#
+
+test_description='git rebase preserve merges
+
+This test runs git rebase with preserve merges and ensures commits
+dropped by the --cherry-pick flag have their childrens parents
+rewritten.
+'
+. ./test-lib.sh
+
+# set up two branches like this:
+#
+# A - B - C - D - E
+# \
+# F - G - H
+# \
+# I
+#
+# where B, D and G touch the same file.
+
+test_expect_success 'setup' '
+ : > file1 &&
+ git add file1 &&
+ test_tick &&
+ git commit -m A &&
+ git tag A &&
+ echo 1 > file1 &&
+ test_tick &&
+ git commit -m B file1 &&
+ : > file2 &&
+ git add file2 &&
+ test_tick &&
+ git commit -m C &&
+ echo 2 > file1 &&
+ test_tick &&
+ git commit -m D file1 &&
+ : > file3 &&
+ git add file3 &&
+ test_tick &&
+ git commit -m E &&
+ git tag E &&
+ git checkout -b branch1 A &&
+ : > file4 &&
+ git add file4 &&
+ test_tick &&
+ git commit -m F &&
+ git tag F &&
+ echo 3 > file1 &&
+ test_tick &&
+ git commit -m G file1 &&
+ git tag G &&
+ : > file5 &&
+ git add file5 &&
+ test_tick &&
+ git commit -m H &&
+ git tag H &&
+ git checkout -b branch2 F &&
+ : > file6 &&
+ git add file6 &&
+ test_tick &&
+ git commit -m I &&
+ git tag I
+'
+
+# A - B - C - D - E
+# \ \ \
+# F - G - H -- L \ --> L
+# \ | \
+# I -- G2 -- J -- K I -- K
+# G2 = same changes as G
+test_expect_success 'skip same-resolution merges with -p' '
+ git checkout branch1 &&
+ ! git merge E &&
+ echo 23 > file1 &&
+ git add file1 &&
+ git commit -m L &&
+ git checkout branch2 &&
+ echo 3 > file1 &&
+ git commit -a -m G2 &&
+ ! git merge E &&
+ echo 23 > file1 &&
+ git add file1 &&
+ git commit -m J &&
+ echo file7 > file7 &&
+ git add file7 &&
+ git commit -m K &&
+ GIT_EDITOR=: git rebase -i -p branch1 &&
+ test $(git rev-parse branch2^^) = $(git rev-parse branch1) &&
+ test "23" = "$(cat file1)" &&
+ test "" = "$(cat file6)" &&
+ test "file7" = "$(cat file7)" &&
+
+ git checkout branch1 &&
+ git reset --hard H &&
+ git checkout branch2 &&
+ git reset --hard I
+'
+
+# A - B - C - D - E
+# \ \ \
+# F - G - H -- L \ --> L
+# \ | \
+# I -- G2 -- J -- K I -- G2 -- K
+# G2 = different changes as G
+test_expect_success 'keep different-resolution merges with -p' '
+ git checkout branch1 &&
+ ! git merge E &&
+ echo 23 > file1 &&
+ git add file1 &&
+ git commit -m L &&
+ git checkout branch2 &&
+ echo 4 > file1 &&
+ git commit -a -m G2 &&
+ ! git merge E &&
+ echo 24 > file1 &&
+ git add file1 &&
+ git commit -m J &&
+ echo file7 > file7 &&
+ git add file7 &&
+ git commit -m K &&
+ ! GIT_EDITOR=: git rebase -i -p branch1 &&
+ echo 234 > file1 &&
+ git add file1 &&
+ GIT_EDITOR=: git rebase --continue &&
+ test $(git rev-parse branch2^^^) = $(git rev-parse branch1) &&
+ test "234" = "$(cat file1)" &&
+ test "" = "$(cat file6)" &&
+ test "file7" = "$(cat file7)" &&
+
+ git checkout branch1 &&
+ git reset --hard H &&
+ git checkout branch2 &&
+ git reset --hard I
+'
+
+test_done