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diff --git a/t/t2102-update-index-symlinks.sh b/t/t2102-update-index-symlinks.sh
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+++ b/t/t2102-update-index-symlinks.sh
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+#!/bin/sh
+#
+# Copyright (c) 2007 Johannes Sixt
+#
+
+test_description='git update-index on filesystem w/o symlinks test.
+
+This tests that git update-index keeps the symbolic link property
+even if a plain file is in the working tree if core.symlinks is false.'
+
+TEST_PASSES_SANITIZE_LEAK=true
+. ./test-lib.sh
+
+test_expect_success \
+'preparation' '
+git config core.symlinks false &&
+l=$(printf file | git hash-object -t blob -w --stdin) &&
+echo "120000 $l	symlink" | git update-index --index-info'
+
+test_expect_success \
+'modify the symbolic link' '
+printf new-file > symlink &&
+git update-index symlink'
+
+test_expect_success \
+'the index entry must still be a symbolic link' '
+case "$(git ls-files --stage --cached symlink)" in
+120000" "*symlink) echo pass;;
+*) echo fail; git ls-files --stage --cached symlink; false;;
+esac'
+
+test_done